CN215468302U - Multifunctional conversion device of common boring machine - Google Patents
Multifunctional conversion device of common boring machine Download PDFInfo
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- CN215468302U CN215468302U CN202122348591.XU CN202122348591U CN215468302U CN 215468302 U CN215468302 U CN 215468302U CN 202122348591 U CN202122348591 U CN 202122348591U CN 215468302 U CN215468302 U CN 215468302U
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- mandrel
- main body
- bar main
- cutter bar
- conversion device
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Abstract
The utility model discloses a multifunctional conversion device of a common boring machine, which comprises a cutter bar main body and a mandrel, wherein a mounting cavity is arranged on the right side of the cutter bar main body, the mandrel is arranged in the cavity of the mounting cavity, an exhaust hole and a screw which are communicated with the mounting cavity are arranged on the cutter bar main body, a spiral spring is arranged at the upper end of the mandrel, the upper end of the spiral spring is arranged on the upper side wall of the mounting cavity, a locking nut is arranged on a shaft rod of the mandrel, the lower end of the cutter bar main body is arranged in the inner cavity of the locking nut, the diameter of the lower end surface of the cutter bar main body is equal to that of the inner cavity of the locking nut, the multifunctional conversion device of the common boring machine provided by the utility model has a simple structure, when the cutter bar main body needs to be replaced, the cutter bar main body can be taken down only by rotating the locking nut and the screw, or a cylindrical pin is pulled down, and the cutter bar main body and the mandrel are taken down together, convenient operation and is suitable for popularization and application.
Description
Technical Field
The utility model relates to the technical field of boring machine drill rod conversion mechanisms, in particular to a multifunctional conversion device of a common boring machine.
Background
The common boring machine mainly comprises a main shaft box, a center frame, a workpiece conical jacking device, a drill rod support, a drill rod, a drill bit, a feeding system, a high-pressure cooling system, an electrical system and the like, wherein the common drill rod is integrally formed and cannot be divided, in the actual production process, the sizes of workpieces needing drilling are different, meanwhile, the service life of the drill rod is limited, when the workpieces need to be replaced, the connecting parts with the drill bit are often replaced, but the whole drill rod can only be replaced due to the integral forming of the drill rod, so that the operation is troublesome, materials are wasted, and the requirements of modern industrial production cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multifunctional conversion device of a common boring machine, which aims to solve the problems that the common drill rod in the background technology is integrally formed and cannot be divided, the sizes of workpieces needing drilling are different in the actual production process, meanwhile, the service life of the drill rod is limited, and when the drill rod needs to be replaced, the connecting part of the drill rod and a drill bit is often required to be replaced, but the whole drill rod can only be replaced due to the integral formation of the drill rod, so that the operation is troublesome, materials are wasted, and the production requirements of modern industry cannot be met.
In order to achieve the purpose, the utility model provides the following technical scheme: the multifunctional conversion device of the common boring machine comprises a cutter bar main body and a mandrel, wherein a mounting cavity is arranged on the right side of the cutter bar main body, the mandrel is arranged in the cavity of the mounting cavity, and an exhaust hole and a screw which are communicated with the mounting cavity are formed in the cutter bar main body.
Preferably, a coil spring is arranged at the upper end of the mandrel, and the upper end of the coil spring is arranged on the upper side wall of the mounting cavity.
Preferably, a locking nut is arranged on the shaft rod of the spindle, and the lower end of the cutter bar main body is arranged in an inner cavity of the locking nut.
Preferably, the diameter of the lower end face of the cutter bar main body is equal to the diameter of the inner cavity of the locking nut.
Preferably, the lower end of the mandrel is provided with a chuck, and the overlapped part of the mandrel and the chuck is transversely provided with a cylindrical pin in a penetrating mode.
Preferably, an auxiliary key is arranged between a side wall in the mounting cavity and the mandrel.
Compared with the prior art, the utility model has the beneficial effects that: the multifunctional conversion device of the common boring machine is simple in structure, when the cutter bar main body needs to be replaced, the cutter bar main body can be taken down only by rotating the locking nut and the screw, or the cylindrical pin is pulled down, and the cutter bar main body and the mandrel are taken down together, so that the multifunctional conversion device of the common boring machine is convenient to operate and suitable for popularization and application.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view at A in FIG. 1;
fig. 3 is a schematic view at B in fig. 1.
In the figure: 1-a cutter bar main body, 2-a mandrel, 3-a mounting cavity, 4-an exhaust hole, 5-a screw, 6-a spiral spring, 7-a locking nut, 8-a chuck, 9-a cylindrical pin and 10-an auxiliary key.
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. 1-3, the present invention provides a technical solution: the multifunctional conversion device of the common boring machine comprises a cutter bar main body 1 and a mandrel 2, wherein a mounting cavity 3 is arranged on the right side of the cutter bar main body 1, the mandrel 2 is arranged in a cavity of the mounting cavity 3, the diameter of the mounting cavity 3 is slightly larger than that of the upper side of the mandrel 2, an exhaust hole 4 and a screw 5 which are communicated with the mounting cavity 3 are arranged on the cutter bar main body 1, the exhaust hole 4 is communicated with a protruding part at the upper end of the mounting cavity 3, and the screw 5 is communicated with the lower side part of the mounting cavity 3, so that the screw 5 can lock the mandrel 2 when being screwed down.
Specifically, the upper end of the spindle 2 is provided with a coil spring 6, and the upper end of the coil spring 6 is provided on the upper side wall of the mounting chamber 3.
Specifically, a lock nut 7 is provided on the shaft of the spindle 2, and the lower end of the holder body 1 is disposed in the inner cavity of the lock nut 7.
Specifically, the diameter of the lower end surface of the tool holder body 1 is equal to the diameter of the inner cavity of the locknut 7.
Specifically, the lower end of the spindle 2 is provided with a chuck 8, and a cylindrical pin 9 is provided to penetrate through the overlapping portion of the spindle 2 and the chuck 8 in the lateral direction.
Specifically, an auxiliary key 10 is provided between a side wall in the mounting chamber 3 and the spindle 2.
The working principle is as follows: when the tool bar main body 1 needs to be replaced, the tool bar main body 1 can be taken down only by rotating the elastic nut 7 and the screw 5, or the cylindrical pin 9 is pulled down, the mandrel 2 can be separated from the chuck 8, and the tool bar main body 1 and the mandrel 2 are taken down together, so that the tool bar main body replacement device is convenient to operate and suitable for popularization and application.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.
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 (6)
1. The multifunctional conversion device of the common boring machine is characterized in that: including cutter arbor main part (1) and mandrel (2), the right side of cutter arbor main part (1) is provided with installation cavity (3), mandrel (2) set up in the intracavity of installation cavity (3), be provided with the intercommunication on cutter arbor main part (1) exhaust hole (4) and screw (5) of installation cavity (3).
2. The multifunctional conversion device of the ordinary boring machine as claimed in claim 1, wherein: the upper end of the mandrel (2) is provided with a spiral spring (6), and the upper end of the spiral spring (6) is arranged on the upper side wall of the mounting cavity (3).
3. The multifunctional conversion device of the ordinary boring machine as claimed in claim 1, wherein: a locking nut (7) is arranged on a shaft rod of the mandrel (2), and the lower end of the cutter bar main body (1) is arranged in an inner cavity of the locking nut (7).
4. The multifunctional conversion device of the ordinary boring machine as claimed in claim 3, wherein: the diameter of the lower end face of the cutter bar main body (1) is equal to that of the inner cavity of the locking nut (7).
5. The multifunctional conversion device of the ordinary boring machine as claimed in claim 1, wherein: the lower end of the mandrel (2) is provided with a clamping head (8), and the overlapping part of the mandrel (2) and the clamping head (8) transversely penetrates through a cylindrical pin (9).
6. The multifunctional conversion device of the ordinary boring machine as claimed in claim 1, wherein: an auxiliary key (10) is arranged between one side wall in the installation cavity (3) and the mandrel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122348591.XU CN215468302U (en) | 2021-09-27 | 2021-09-27 | Multifunctional conversion device of common boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122348591.XU CN215468302U (en) | 2021-09-27 | 2021-09-27 | Multifunctional conversion device of common boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215468302U true CN215468302U (en) | 2022-01-11 |
Family
ID=79770247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122348591.XU Active CN215468302U (en) | 2021-09-27 | 2021-09-27 | Multifunctional conversion device of common boring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215468302U (en) |
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2021
- 2021-09-27 CN CN202122348591.XU patent/CN215468302U/en active Active
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