CN117358993A - Portable air pipeline end internal and external chamfering tool - Google Patents
Portable air pipeline end internal and external chamfering tool Download PDFInfo
- Publication number
- CN117358993A CN117358993A CN202311488244.4A CN202311488244A CN117358993A CN 117358993 A CN117358993 A CN 117358993A CN 202311488244 A CN202311488244 A CN 202311488244A CN 117358993 A CN117358993 A CN 117358993A
- Authority
- CN
- China
- Prior art keywords
- chamfering tool
- tool bit
- chamfering
- portable air
- cover plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000005553 drilling Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 abstract description 4
- 238000007906 compression Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 20
- 239000010959 steel Substances 0.000 description 20
- 238000005520 cutting process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000007667 floating Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000007514 turning Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/10—Bits for countersinking
- B23B51/102—Back spot-facing or chamfering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
Abstract
The utility model relates to a portable air pipeline end part inner and outer chamfering tool which comprises a chamfering mechanism, wherein the chamfering mechanism comprises a detachable outer chamfering tool bit (1) and an inner chamfering tool bit (4), and the outer chamfering tool bit (1) and the inner chamfering tool bit (4) are detachably connected together through a fixing bolt (5) and a rear cover plate (7); the inner side of the rear cover plate (7) is provided with a transmission gear set (3). During operation, the outer chamfering tool bit (1) and the inner chamfering tool bit (4) interact through the transmission gear set (3), and the rotation directions are opposite, so that simultaneous operation of inner chamfering and outer chamfering is realized. The rear end of the inner chamfering tool bit (4) is provided with a spring (6), one end of the spring (6) is propped against the rear cover plate (7), and the other end is propped against the adjusting nut (8). During operation, the compression amount of the spring (6) is adjusted by rotating the adjusting nut (8) to control the stretching force of the inner chamfering tool bit (4) at the same position, so that the size of the inner chamfering tool bit and the outer chamfering tool bit can be adjusted properly.
Description
Technical Field
The utility model relates to the technical field of steel pipe cutting, in particular to a portable inner and outer chamfering tool for the end part of an air pipeline.
Background
After the steel pipe is cut by a grinder, a band sawing machine, a hacksaw and the like, burrs and burrs with the same size appear inside and outside the end part, and the quality of products in the subsequent working procedures of welding, tapping, preassembling cutting ferrule and the like of the pipeline is greatly influenced, so that the next working procedure cannot be performed. For example, if burrs or burrs exist in manufacturing the locomotive air pipeline, the cutting ferrule cannot be preassembled, and the body is easily scratched. Therefore, the inside and outside of the end portion need to be chamfered, and burrs of the end portion of the pipeline need to be removed.
The technical problems can be solved by chamfering the inside and outside of the end part of the steel pipe, but the method in the prior art has the following defects: the internal and external chamfering of the file and the scraper is adopted, so that the operation is not easy, time and labor are wasted, and the quality cannot be ensured; the chamfering machine is heavy and is not easy to carry; the chamfering machine for chamfering the inside and outside of the end part of the steel pipe simultaneously by adopting a plurality of turning tool combinations is easy to damage, and the turning tools are hard to replace; the chamfer size cannot be adjusted.
For example, chinese patent publication No. CN 211588774U discloses an apparatus for automatically clamping and chamfering inside and outside hollow pipes, which comprises a control box, a mounting frame and a chamfering device, wherein the mounting frame comprises a base, a component mounting frame and a pressing component, and the chamfering device comprises a motor, a pushing component, a linkage component and a chamfering component. According to the utility model, the pipe material inserted into the inflatable shaft is pressed and positioned by the pressing component, so that the condition of shaking caused by rotation during the processing of the pipe material is prevented, the stable position of the pipe material during the rotation is ensured, and the processing quality and accuracy are improved. Through setting up the chamfer subassembly, set up two interior chamfer sword and two outer chamfer sword on the chamfer subassembly to realize the inside and outside chamfer simultaneous processing of tube material spare, improve chamfer machining efficiency, and reduce cost, this inside and outside self-holding chamfer equipment simple structure of practical cavity tubular product, convenient to use, production efficiency is high. However, the chamfering device is very complex, difficult to maintain and inconvenient to carry.
For example, the Chinese patent with the publication number of CN 219598291U discloses an inner and outer chamfering device for a steel pipe, which comprises a mounting bottom plate, a driving mechanism, a floating mechanism and a chamfering mechanism; the middle of the mounting bottom plate is provided with a through hole, and the two sides of the mounting bottom plate are provided with through holes; the floating mechanism is used for providing axial force close to the steel pipe for the chamfering mechanism, and the chamfering mechanism is propped against the lower edge of the steel pipe to chamfer the inside and outside; the chamfering mechanism is arranged on an output shaft of the driving mechanism; the driving mechanism is arranged below the mounting bottom plate and used for driving the chamfering mechanism to rotate; the floating mechanism and the chamfering mechanism are arranged above the mounting bottom plate 7, and the steel pipe is arranged above the inner chamfering device and the outer chamfering device. According to the utility model, the steel pipe is clamped by the manipulator, the chamfering mechanism is driven to rotate by the motor, and steel pipes with different pipe diameters and cutting force are adapted to the whole floating mechanism and the chamfering mechanism, so that the inner chamfering and the outer chamfering are simultaneously carried out, and the chamfering consistency and the chamfering precision are ensured. However, the chamfering device is easy to incline during working, and can chamfer only one steel pipe with one specification, so that the application range is narrow.
Disclosure of Invention
In order to solve the technical defects in the prior art, the utility model aims to provide the portable inner and outer chamfering tool at the end part of the air pipeline, and the technical problems of complex structure and narrow application range in the prior art are solved by adopting the technology of separating the inner and outer chamfering tools.
In order to solve the technical problems, the utility model adopts the following scheme:
the portable air pipeline end part inner and outer chamfering tool comprises a chamfering mechanism, wherein the chamfering mechanism comprises a detachable outer chamfering tool bit and an inner chamfering tool bit, and the outer chamfering tool bit and the inner chamfering tool bit are detachably connected together through a fixing bolt and a rear cover plate; the inner side of the rear cover plate is provided with a transmission gear set.
Preferably, the rear end of the inner chamfering tool bit is provided with a spring, so that the inner chamfering tool bit stretches and contracts, and inner and outer chamfering of steel pipes with various specifications is realized.
In any of the above aspects, preferably, one end of the spring abuts against the back cover plate, and the other end abuts against the adjustment nut.
In any of the above schemes, preferably, the tail part of the inner chamfer tool bit is a threaded rod for connecting an adjusting nut.
In any of the above schemes, preferably, the inner ring of the back cover plate is provided with three round holes, and the gear shaft in the transmission gear set is matched with the round holes on the back cover plate, so that the transmission gear set is driven to rotate when the inner chamfering tool bit rotates, and the simultaneous operation of inner chamfering and outer chamfering is realized.
In any of the above schemes, preferably, four threaded holes are correspondingly formed in the outer ring of the back cover plate and the outer end face of the outer chamfering tool bit, and the threaded holes are matched with the fixing bolts, so that the back cover plate is connected to the outer end face of the outer chamfering tool bit.
In any of the above schemes, preferably, the tooth shapes of the outer chamfer tool bit and the inner chamfer tool bit are in a helical tooth shape, and the directions are opposite, so that the cutting of the inner chamfer and the outer chamfer is facilitated.
In any of the above aspects, preferably, a bearing is provided between the outer chamfer cutter and the inner chamfer cutter.
In any of the above schemes, preferably, the tail end of the inner chamfer tool bit is hexagonal, so that the inner chamfer tool bit is convenient to clamp on a rotating tool and equipment and does not loosen.
In any of the above aspects, preferably, the tail end of the inner chamfer cutter head is engaged with an electric or bench drill or drill press or lathe turning tool.
In summary, the portable air pipeline end inner and outer chamfering tool has the following advantages: the device is simple, light and convenient to operate; the chamfering machine is suitable for chamfering the ends of steel pipes with various specifications; the chamfer size can be adjusted in proper amount; the cutter is suitable for rotatable tools and equipment such as an electric drill, a bench drill, a drilling machine, a lathe and the like; the inner chamfer and the outer chamfer are operated simultaneously, so that the efficiency is high; the structure is firm, and the installation and the disassembly are convenient; simple structure and low cost.
Description of the reference numerals
The device comprises an outer chamfer tool bit 1, a bearing 2, a transmission gear set 3, an inner chamfer tool bit 4, a fixing bolt 5, a receiving spring 6, a rear cover plate 7 and an adjusting nut 8.
Drawings
Fig. 1 is a schematic view of a preferred embodiment of a portable air line end inside and outside chamfer cutter according to the present utility model.
Detailed Description
The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. The following description is made with reference to the drawings for further explanation of the embodiment of the portable air line end internal and external chamfering tool according to the present utility model.
As shown in fig. 1, a schematic structural view of a preferred embodiment of a portable air line end inside and outside chamfer cutter according to the present utility model. The portable air pipeline end internal and external chamfering tool comprises a chamfering mechanism, wherein the chamfering mechanism comprises a detachable external chamfering tool bit 1 and an internal chamfering tool bit 4, and the external chamfering tool bit 1 and the internal chamfering tool bit 4 are detachably connected together through a fixing bolt 5 and a rear cover plate 7; the inner side of the rear cover plate 7 is provided with a transmission gear set 3. During operation, the outer chamfering tool bit 1 and the inner chamfering tool bit 4 interact through the transmission gear set 3, and the rotation directions are opposite, so that simultaneous operation of inner chamfering and outer chamfering is realized.
In this embodiment, the rear end of the inner chamfering tool bit 4 is provided with a spring 6, so as to realize the expansion and contraction of the inner chamfering tool bit and the inner and outer chamfering of steel pipes with various specifications.
In this embodiment, one end of the spring (6) abuts against the back cover plate 7 and the other end abuts against the adjusting nut 8. During operation, the compression amount of the spring 6 is adjusted by rotating the adjusting nut 8 to control the telescopic force of the inner chamfering tool bit 4 at the same position, so that the inner chamfering size and the outer chamfering size are properly adjusted.
In this embodiment, the tail of the inner chamfer cutter head 4 is a threaded rod for connecting with the adjusting nut 8. During operation, the compression amount of the spring 6 is adjusted by rotating the adjusting nut 8 to control the telescopic force of the inner chamfering tool bit 4 at the same position, so that the inner chamfering size and the outer chamfering size are properly adjusted.
In this embodiment, the inner ring of the back cover plate 7 is provided with three round holes, and the gear shaft in the driving gear set 3 is matched with the round holes on the back cover plate 7, so that the driving gear set 3 is driven to rotate when the inner chamfering tool bit 4 rotates, and the simultaneous operation of inner chamfering and outer chamfering is realized.
In this embodiment, four threaded holes are correspondingly formed in the outer ring of the back cover plate 7 and the outer end surface of the outer chamfer cutter head 1, and the threaded holes are matched with the fixing bolts 5, so that the back cover plate 7 is connected to the outer end surface of the outer chamfer cutter head 1.
In this embodiment, the tooth shapes of the outer chamfer cutter head 1 and the inner chamfer cutter head 4 are in a helical tooth shape, and the directions are opposite, so that the cutting of the inner chamfer and the outer chamfer is facilitated.
In this embodiment, a bearing 2 is provided between the outer chamfer cutter head 1 and the inner chamfer cutter head 4.
In this embodiment, the tail end of the inner chamfer cutter head 4 is hexagonal, so that the inner chamfer cutter head is convenient to clamp on a rotating tool or equipment and does not loosen.
In any of the above embodiments, it is preferable that the tail end of the inner chamfer cutting head 4 is engaged with an electric or bench drill or a drill press or lathe turning tool.
The working process of the portable air pipeline end part inner and outer chamfering tool provided by the utility model is as follows:
firstly, rotating an adjusting nut 8 to a proper position according to pipeline specifications;
then the inner and outer chamfering tools are arranged on rotary tool equipment such as an electric drill or a bench drill or a drilling machine or a lathe;
then a power switch of the rotating equipment is turned on, the proper rotating speed is regulated, the steel pipe 9 to be operated is horizontally and forwards arranged in the inner and outer cutter heads in a jacking mode, the inner chamfering cutter head 4 rotates to drive the transmission gear set 3 to rotate, the transmission gear set 3 further drives the outer chamfering cutter head 1 to reversely rotate relative to the inner chamfering cutter head 4, and the front teeth of the inner and outer cutter heads chamfer the end parts of the steel pipe;
after a few seconds, taking out the steel pipe 9 and chamfering the other end of the steel pipe 9 according to the same method;
after chamfering is finished, the power supply is disconnected, and the chamfering work of the steel pipe placed at the designated position by the cutter is finished.
In summary, the portable air pipeline end inner and outer chamfering tool has the following advantages: the gear transmission is adopted, so that the safety and reliability are realized; the expansion and contraction of the inner cutter head are realized by the compression of the spring 6; the tooth shapes of the inner and outer tool bits are opposite in direction and one time, so that the inner and outer chamfer angles of the steel pipe are cut; the tail end of the inner chamfering tool bit 4 is hexagonal, so that the inner chamfering tool bit is convenient to clamp on a rotating tool and equipment without loosening, and can be suitable for various rotating tool equipment.
It will be appreciated by those skilled in the art that the portable air line end internal and external chamfer cutters of the present utility model include any combination of the various parts of the present description. These combinations are not described in detail herein for the sake of brevity and clarity of the description, but the scope of the utility model, which is defined by any combination of the various parts of this specification, is not to be construed as limiting.
Claims (10)
1. The utility model provides a portable air line tip inside and outside chamfer cutter, includes chamfering mechanism, chamfering mechanism includes detachable outer chamfer tool bit (1) and interior chamfer tool bit (4), its characterized in that: the outer chamfering tool bit (1) and the inner chamfering tool bit (4) are detachably connected together through a fixing bolt (5) and a rear cover plate (7); the inner side of the rear cover plate (7) is provided with a transmission gear set (3).
2. The portable air duct end internal and external chamfering tool according to claim 1, wherein: the rear end of the inner chamfering tool bit (4) is provided with a spring (6).
3. The portable air duct end internal and external chamfering tool according to claim 2, wherein: one end of the spring (6) is abutted against the rear cover plate (7), and the other end is abutted against the adjusting nut (8).
4. The portable air line end inside and outside chamfer cutter of claim 1 or 2, wherein: the tail part of the inner chamfering tool bit (4) is a threaded rod and is used for being connected with an adjusting nut (8).
5. A portable air duct end internal and external chamfering tool according to claim 1 or 3, wherein: the inner ring of the rear cover plate (7) is provided with three round holes, and a gear shaft in the transmission gear set (3) is matched with the round holes on the rear cover plate (7).
6. A portable air duct end internal and external chamfering tool according to claim 1 or 3, wherein: four threaded holes are correspondingly formed in the outer ring of the rear cover plate (7) and the outer end face of the outer chamfering tool bit (1), and the threaded holes are matched with the fixing bolts (5), so that the rear cover plate (7) is connected to the outer end face of the outer chamfering tool bit (1).
7. A portable air duct end internal and external chamfering tool according to claim 1 or 3, wherein: the tooth shapes of the outer chamfering tool bit (1) and the inner chamfering tool bit (4) are in a bevel shape, and the directions are opposite.
8. The portable air line end inside and outside chamfer cutter of claim 1 or 2, wherein: a bearing (2) is arranged between the outer chamfering tool bit (1) and the inner chamfering tool bit (4).
9. The portable air line end inside and outside chamfer cutter of claim 1 or 2, wherein: the tail end of the inner chamfering tool bit (4) is hexagonal.
10. The portable air duct end internal and external chamfering tool according to claim 9, wherein: the tail end of the inner chamfering tool bit (4) is matched with an electric drill or a bench drill or a drilling machine or a lathe rotating tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311488244.4A CN117358993A (en) | 2023-11-09 | 2023-11-09 | Portable air pipeline end internal and external chamfering tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311488244.4A CN117358993A (en) | 2023-11-09 | 2023-11-09 | Portable air pipeline end internal and external chamfering tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117358993A true CN117358993A (en) | 2024-01-09 |
Family
ID=89404072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311488244.4A Pending CN117358993A (en) | 2023-11-09 | 2023-11-09 | Portable air pipeline end internal and external chamfering tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117358993A (en) |
-
2023
- 2023-11-09 CN CN202311488244.4A patent/CN117358993A/en active Pending
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