CN218670107U

CN218670107U - Novel threaded bushing

Info

Publication number: CN218670107U
Application number: CN202222797229.5U
Authority: CN
Inventors: 冷崇淼; 吴菊花
Original assignee: Shenzhen Hengyijia Technology Co ltd
Current assignee: Shenzhen Hengyijia Technology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-03-21
Anticipated expiration: 2032-10-24

Abstract

The utility model relates to a screw bush technical field, especially a novel screw bush, which comprises a workpiece, one side of work piece is seted up and is treated the repairment hole, one side of treating the repairment hole is provided with screw bush component, screw bush component includes the reference column. The utility model has the advantages that: insert the fixed pin inside pre-installation portion, start the punching machine at last and make it carry out the punching press to the fixed pin, can make the fixed pin trade eastern portion inside slide, it can to advance inside the fixed part until the fixed pin moves completely, because the diameter of fixed pin slightly is greater than the internal diameter of fixed part can extrude fixed cover, and then can make fixed cover inflation and extrusion work piece, can fix the screw bush, compare in traditional mounting means, spacing arch has not only been increased, area of contact through increasing screw bush and work piece has increased frictional force, and consolidate through the fixed pin, can make the difficult emergence of screw bush installation dog become flexible.

Description

Novel threaded bushing

Technical Field

The utility model relates to a threaded bush technical field, especially a novel threaded bush.

Background

The threaded bushing is a hardware commonly used in mechanical equipment, and can always touch the situation of thread slipping and random buckling in a threaded hole in daily mechanical maintenance, and the threaded bushing is often used for repairing a damaged threaded hole under the situation.

When the threaded bushing is used for repairing the threaded hole, the existing mode generally uses the threaded bushing with the diameter slightly larger than the threaded hole, the threaded bushing is installed in the threaded hole to be repaired through interference fit, and the installation mode has the following defects: in order to make interference fit more convenient, generally can set the outer wall of bush to adopting the plain noodles, will lead to the frictional force between its bush outer wall and the screw hole less, it is not hard up very easily, lead to on the fastening screw tight, the problem that the bush was pulled off appears even, and then causes fastening system to become invalid, consequently needs a novel screw thread bush to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The purpose of the present invention is to solve at least one of the technical drawbacks.

Therefore, an object of the present invention is to provide a novel threaded bushing to solve the above mentioned problems and overcome the disadvantages of the prior art.

In order to realize the above object, an embodiment of the utility model provides a novel threaded bush, which comprises a workpiece, one side of work piece is offered and is treated the repairment hole, one side of treating the repairment hole is provided with the threaded bush component, the threaded bush component includes the reference column, one side fixedly connected with top cap of reference column, one side fixedly connected with bush of top cap, one side fixedly connected with spacing arch of bush, one side fixedly connected with fixed cover of bush, one side sliding connection of fixed cover has the fixed pin.

Preferably, in any of the above schemes, a fixing hole is formed in one side of the workpiece, and the diameter of the fixing hole is equal to that of the fixing sleeve. The hole of mending has been seted up to one side of work piece, the diameter size in hole of mending equals with the diameter size of bush, and the technical effect that adopts above-mentioned technical scheme to reach is: when the damaged threaded hole on the workpiece needs to be repaired, a drilling machine is firstly needed to drill a hole in the threaded hole, a fixing hole, a repairing hole and a limiting groove need to be drilled, and the axis of the fixing hole coincides with the axis of the repairing hole.

Preferably, according to any one of the above schemes, a plurality of limiting grooves are formed in one side of the workpiece, the plurality of limiting grooves are circumferentially arrayed on one side of the workpiece, and the shape and the size of each limiting groove and the shape and the size of each limiting protrusion are matched. The positioning structure comprises a workpiece, a positioning column and a plurality of positioning holes, wherein the positioning holes are formed in one side of the workpiece, the number of the positioning holes is a plurality, the positioning holes are circumferentially arrayed in one side of the workpiece, and the diameter of each positioning hole is equal to that of the corresponding positioning column. Fixed cover is including pre-installation portion, sliding part and fixed part, the diameter size of fixed pin equals with the internal diameter size of pre-installation portion, sliding part is the round platform shape inclined plane for the inner wall, the diameter of fixed pin slightly is greater than the internal diameter of fixed part, and the technical effect that adopts above-mentioned technical scheme to reach is: after the work piece drilling is accomplished, insert fixed cover inside the fixed orifices, inside until the reference column full motion advances the locating hole, place the work piece on the punching machine afterwards, and insert the fixed pin inside pre-installation portion, start the punching machine at last and make it carry out the punching press to the fixed pin, can make the fixed pin trade eastern portion inside slide, it can to advance fixed part inside until the fixed pin full motion, because the diameter of fixed pin slightly is greater than the internal diameter of fixed part can extrude fixed cover, and then can make fixed cover inflation and extrusion work piece, can fix the screw bush, compare in traditional mounting means, spacing arch has not only been increased, area of contact through increasing screw bush and work piece has increased frictional force, and reinforcement has been carried out through the fixed pin, can make difficult the emergence of screw bush installation dog become flexible.

Compared with the prior art, the utility model has the advantages and beneficial effects do:

through the work piece, treat the repairment hole, the screw bush component, the fixed orifices, the repairment hole, cooperation setting between spacing recess and the locating hole, after work piece drilling is accomplished, insert fixed cover inside the fixed orifices, inside advancing the locating hole until the reference column complete motion, place the work piece on the punching machine afterwards, and insert the fixed pin inside the portion of preinstallation, start the punching machine at last and make it carry out the punching press to the fixed pin, can make the fixed pin slide in the portion of changing east, it can inside until the fixed pin complete motion advances the fixed part, because the diameter of fixed pin slightly is greater than the internal diameter of fixed part can extrude fixed cover, and then can make fixed cover inflation and extrude the work piece, can fix the screw bush, compare in traditional mounting means, not only increased spacing arch, contact area through increasing screw bush and work piece has increased frictional force, and consolidated through the fixed pin, can make the difficult emergence of screw bush installation dog become flexible.

Drawings

Fig. 1 is a schematic structural view of an assembly body of the present invention;

fig. 2 is a schematic structural diagram of an explosion diagram of the present invention;

FIG. 3 is a schematic view of the structure of the workpiece according to the present invention;

FIG. 4 is a schematic structural view of the bushing of the present invention;

fig. 5 is a schematic sectional view of the bushing of the present invention.

In the figure: 1-workpiece, 2-threaded hole to be repaired, 3-threaded bushing component, 301-positioning column, 302-top cover, 303-bushing, 304-limiting protrusion, 305-fixing sleeve, 306-fixing pin, 4-fixing hole, 5-repairing hole, 6-limiting groove, 7-positioning hole, 8-pre-assembly part, 9-sliding part and 10-fixing part.

Detailed Description

The invention will be further described with reference to the drawings, but the scope of the invention is not limited to the following.

As shown in fig. 1 to 5, a novel threaded bushing includes a workpiece 1, a to-be-repaired threaded hole 2 is formed in one side of the workpiece 1, a threaded bushing member 3 is disposed in one side of the to-be-repaired threaded hole 2, the threaded bushing member 3 includes a positioning column 301, a top cover 302 is fixedly connected to one side of the positioning column 301, a bushing 303 is fixedly connected to one side of the top cover 302, a limiting protrusion 304 is fixedly connected to one side of the bushing 303, a fixing sleeve 305 is fixedly connected to one side of the bushing 303, and a fixing pin 306 is slidably connected to one side of the fixing sleeve 305.

As an optional technical solution of the utility model, the fixed orifices 4 have been seted up to one side of work piece 1, and the diameter size of fixed orifices 4 equals with the diameter size of fixed cover 305. One side of the workpiece 1 is provided with a repairing hole 5, the diameter of the repairing hole 5 is equal to that of the bushing 303, when a damaged threaded hole on the workpiece 1 needs to be repaired, a drilling machine is firstly required to drill a hole in the threaded hole, a fixing hole 4, the repairing hole 5 and a limiting groove 6 need to be drilled, and the fixing hole 4 and the axis of the repairing hole 5 coincide.

As an optional technical scheme of the utility model, spacing recess 6 has been seted up to one side of work piece 1, and the quantity of spacing recess 6 is a plurality of, and 6 circumference arrays of a plurality of are in one side of work piece 1, and the shape and the size of spacing recess 6 and the shape and the size looks adaptation of spacing arch 304. Locating holes 7 are formed in one side of the workpiece 1, the number of the locating holes 7 is multiple, the locating holes 7 are circumferentially arrayed on one side of the workpiece 1, and the diameter of each locating hole 7 is equal to that of the locating column 301. The fixing sleeve 305 comprises a pre-assembly part 8, a sliding part 9 and a fixing part 10, the diameter of the fixing pin 306 is equal to the inner diameter of the pre-assembly part 8, the sliding part 9 is a truncated cone-shaped inclined surface, the diameter of the fixing pin 306 is slightly larger than the inner diameter of the fixing part 10, after the workpiece 1 is drilled, the fixing sleeve 305 is inserted into the fixing hole 4 until the positioning column 301 completely moves into the positioning hole 7, then the workpiece 1 is placed on a punching machine, the fixing pin 306 is inserted into the pre-assembly part 8, finally the punching machine is started to punch the fixing pin 306, the fixing pin 306 can slide in the east-change part 9 until the fixing pin 306 completely moves into the fixing part 10, the fixing sleeve 305 can be extruded due to the fact that the diameter of the fixing pin 306 is slightly larger than the inner diameter of the fixing part 10, the fixing sleeve 305 can be expanded and can extrude the workpiece 1, and the threaded bushing can be fixed.

A novel threaded bushing works according to the following principle:

1): when the damaged threaded hole on the workpiece 1 needs to be repaired, firstly, a drilling machine is needed to drill a hole on the threaded hole, a fixing hole 4, a repairing hole 5 and a limiting groove 6 need to be drilled, and the axis of the fixing hole 4 coincides with the axis of the repairing hole 5.

2): after the drilling of the workpiece 1 is completed, the fixing sleeve 305 is inserted into the fixing hole 4 until the positioning column 301 completely moves into the positioning hole 7, then the workpiece 1 is placed on the punching machine, the fixing pin 306 is inserted into the pre-assembly part 8, and finally the punching machine is started to punch the fixing pin 306, so that the fixing pin 306 slides inside the east-changing part 9, and the fixing pin 306 completely moves into the fixing part 10, and the fixing sleeve 305 can be extruded because the diameter of the fixing pin 306 is slightly larger than the inner diameter of the fixing part 10, so that the fixing sleeve 305 can expand and extrude the workpiece 1, and the threaded bushing can be fixed.

In conclusion, this novel threaded bush, through work piece 1, wait to repair screw hole 2, threaded bush component 3, fixed orifices 4, repair hole 5, cooperation setting between spacing recess 6 and the locating hole 7, after work piece 1 drilling is accomplished, insert fixed cover 305 inside fixed orifices 4, until reference column 301 moves into locating hole 7 completely inside, place work piece 1 on the punching machine afterwards, and insert fixed pin 306 inside pre-assembly portion 8, start the punching machine at last and make it punch to fixed pin 306, can make fixed pin 306 inside changing east portion 9 slide, until fixed pin 306 move into fixed part 10 completely inside can, because the diameter of fixed pin 306 slightly is greater than the internal diameter of fixed part 10 can extrude fixed cover 305, and then can make fixed cover 305 expand and extrude work piece 1, can fix the threaded bush, compared with traditional mounting means, not only increased spacing arch, increased frictional force through the area of increasing the contact of threaded bush with work piece 1, and reinforced through fixed pin 306, can make threaded bush installation dog be difficult for taking place to become flexible.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

It will be understood by those skilled in the art that the invention, including any combination of the elements of the above description and the detailed description and illustrated in the accompanying drawings, is not limited to the details and should not be construed as limited to the embodiments set forth herein for the sake of brevity. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A novel threaded bushing is characterized in that: including work piece (1), one side of work piece (1) has been seted up and has been treated threaded hole (2) of repaieing, one side of treating to repair threaded hole (2) is provided with screw bush component (3), screw bush component (3) are including reference column (301), one side fixedly connected with top cap (302) of reference column (301), one side fixedly connected with bush (303) of top cap (302), one side fixedly connected with of bush (303) is spacing protruding (304), the fixed cover (305) of one side fixedly connected with of bush (303), one side sliding connection of fixed cover (305) has fixed pin (306).

2. The novel threaded bushing of claim 1, wherein: one side of the workpiece (1) is provided with a fixing hole (4), and the diameter of the fixing hole (4) is equal to that of the fixing sleeve (305).

3. A novel threaded bushing according to claim 2, characterized in that: one side of the workpiece (1) is provided with a repairing hole (5), and the diameter of the repairing hole (5) is equal to that of the bushing (303).

4. A novel threaded bushing according to claim 3, characterized in that: spacing recess (6) have been seted up to one side of work piece (1), the quantity of spacing recess (6) is a plurality of, a plurality of spacing recess (6) circumference array is in one side of work piece (1), the shape and the size of spacing recess (6) and the shape and the size looks adaptation of spacing arch (304).

5. The novel threaded bushing of claim 4, wherein: locating holes (7) are formed in one side of the workpiece (1), the number of the locating holes (7) is a plurality, the locating holes (7) are circumferentially arrayed on one side of the workpiece (1), and the diameter of each locating hole (7) is equal to that of each locating column (301).

6. The novel threaded bushing of claim 5, wherein: fixed cover (305) are including pre-installation portion (8), sliding part (9) and fixed part (10), the diameter size of fixed pin (306) equals with the internal diameter size of pre-installation portion (8), sliding part (9) are the circular truncated cone inclined plane for the inner wall, the diameter of fixed pin (306) slightly is greater than the internal diameter of fixed part (10).