CN102909431B - Rotary file and preparation method thereof - Google Patents
Rotary file and preparation method thereof Download PDFInfo
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- CN102909431B CN102909431B CN201110217947.4A CN201110217947A CN102909431B CN 102909431 B CN102909431 B CN 102909431B CN 201110217947 A CN201110217947 A CN 201110217947A CN 102909431 B CN102909431 B CN 102909431B
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- rotary file
- hollow shaft
- cutter head
- flexible hollow
- accommodating cavity
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Abstract
Present invention is disclosed a kind of rotary file, comprise a rotary file cutter head and a flexible hollow shaft, the bottom of described rotary file cutter head is provided with an accommodating cavity along central axis direction, the diameter of described accommodating cavity is consistent with the external diameter of described flexible hollow shaft, one end of described flexible hollow shaft and described accommodating cavity tight fit connection, the other end and a cooling medium source are connected; The end opens of described rotary file cutter head has a plurality of aperture, and described aperture is connected conducting with the hollow-core construction of described flexible hollow shaft.The present invention utilizes flexible hollow shaft that cooling medium is conducted to rotary file cutter head, effectively solves cooling problem, makes the long period continuous operation of rotary file energy, both improve the service life of rotary file, and turn improved operating efficiency.
Description
Technical field
The present invention relates to a kind of filing instrument, particularly relate to a kind of rotary file be connected with flexible axle and preparation method thereof.
Background technology
The scope that current rotary file uses is increasingly extensive, such as, carve pen, small handheld rotary file etc., due to its specific use, and multiplex driven by quill shaft or pneumatic actuation.Mostly general rotary file is carbide alloy, band rigidity footstalk, as Chinese patent CN2125472U, flexible axle machine or pneumatic motor have special grips rotary file footstalk to complete connection, this kind of instrument is generally used for the tool work time long, the field that radiating effect is not so good, such as deep hole filing.Metal milling cutter is at long-time milling process, and blade sclerosis can occur and reduces chip efficiency, until cannot use.Existing structure device is that not only cooling effect is poor, reduces the service life of device, and needs namely out of service after a period of operation, can not continuous operations, reduces operating efficiency by air-cooled or cooling naturally substantially in cooling.
Summary of the invention
In view of the defect that above-mentioned prior art exists, the object of the invention is to propose a kind of rotary file device be connected with flexible hollow shaft, utilize flexible hollow shaft that cooling medium is conducted to rotary file, solve cooling problem.
Object of the present invention will be achieved by the following technical programs:
A kind of rotary file, comprise a rotary file cutter head and a flexible hollow shaft, the bottom of described rotary file cutter head is provided with an accommodating cavity along central axis direction, the diameter of described accommodating cavity is consistent with the external diameter of described flexible hollow shaft, one end of described flexible hollow shaft and described accommodating cavity tight fit connection, the other end and a cooling medium source are connected; The end opens of described rotary file cutter head has a plurality of aperture, and described aperture is connected conducting with the hollow-core construction of described flexible hollow shaft.
Preferably, above-mentioned rotary file, wherein: described rotary file cutter head is cylindrical, any one of taper or ellipse.
Preferably, above-mentioned rotary file, wherein: described flexible hollow shaft comprises the steel wire winding layer of at least 2 layers, every layer of steel wire winding layer is formed by 4 ~ 12 steel wire wound side by side.
Preferably, above-mentioned rotary file, wherein: described steel wire is any one of flat wire or round steel wire.
Preferably, above-mentioned rotary file, wherein: after described flexible hollow shaft and described rotary file cutter head tight fit, weld further or be adhesively fixed.
Preferably, above-mentioned rotary file, wherein: described welding comprises gas weld joint, described bonding comprising is adhesively fixed with inorganic adhesive YL04-3.
Preferably, above-mentioned rotary file, wherein: described flexible hollow shaft is installed on flexible axle machine by flexible axle assembly.
A preparation method for rotary file, comprises the following steps:
Step one: in the bottom drilling of rotary file cutter head, obtain the accommodating cavity that a diameter is consistent with the external diameter of flexible hollow shaft to be assembled;
Step 2: at the end opens aperture of rotary file cutter head;
Step 3: the foreign material in clean above-mentioned accommodating cavity, and flexible hollow shaft is deoiled;
Step 4: assembling flexible hollow shaft, enters in the accommodating cavity of rotary file cutter head by one end of flexible hollow shaft along tightening up direction spinning;
Step 5: described rotary file cutter head and continuation gas weld joint between flexible hollow shaft or inorganic adhesive YL04-3 is bonding carries out;
Step 6: be assembled in flexible axle assembly by the flexible hollow shaft being connected with rotary file cutter head, is mounted on flexible axle machine.
Outstanding effect of the present invention is: use flexible hollow shaft to do connecting axle and be directly connected with rotary file cutter head, utilize flexible hollow shaft that cooling medium is conducted to rotary file cutter head, effectively solve cooling problem, make the long period continuous operation of rotary file energy, both improve the service life of rotary file, turn improve operating efficiency.
Below just accompanying drawing in conjunction with the embodiments, is described in further detail the specific embodiment of the present invention, is easier to understand, grasp to make technical solution of the present invention.
Accompanying drawing explanation
Fig. 1 is the top view of the rotary file cutter head of the embodiment of the present invention 1;
Fig. 2 is the cut-away view of the rotary file cutter head of the embodiment of the present invention 1;
Fig. 3 is the structural representation of the embodiment of the present invention 1 rotary file.
Detailed description of the invention
Embodiment 1:
A kind of rotary file of the present embodiment, as shown in Fig. 1 ~ Fig. 3, comprises rotary file cutter head 1 and flexible hollow shaft 2.The structure that rotary file cutter head 1 is cylindrical, taper, ellipse etc. can bore accommodating cavity 3, preferred taper.The bottom of rotary file cutter head 1 is provided with accommodating cavity 3 along central axis direction, and the diameter of accommodating cavity 3 is consistent with the external diameter of flexible hollow shaft 2, one end of flexible hollow shaft 2 and accommodating cavity 3 tight fit connection, and the other end and cooling medium source are connected; The end opens of rotary file cutter head 1 has four apertures 4, and aperture 4 is connected conducting with the hollow-core construction of flexible hollow shaft 2.Flexible hollow shaft 2 comprises the steel wire winding layer of at least 2 layers, and every layer of steel wire winding layer is formed by 4 ~ 12 steel wire wound side by side.Steel wire is any one of flat wire or round steel wire, preferred flat wire.After flexible hollow shaft 2 and rotary file cutter head 1 tight fit, fix with gas weld joint further or be adhesively fixed with inorganic adhesive YL04-3.Flexible hollow shaft 2 is installed on flexible axle machine by flexible axle assembly, provides power by flexible axle machine.
The preparation method of above-mentioned rotary file, comprises the following steps:
Step one: in the bottom drilling of rotary file cutter head 1, obtains the accommodating cavity 3 that a diameter is consistent with the external diameter of flexible hollow shaft 2 to be assembled;
Step 2: at the end opens aperture 4 of rotary file cutter head 1;
Step 3: the foreign material in clean above-mentioned accommodating cavity 3, and flexible hollow shaft 2 is deoiled;
Step 4: assembling flexible hollow shaft 2, enters in the accommodating cavity 3 of rotary file cutter head 1 by one end of flexible hollow shaft 2 along tightening up direction spinning;
Step 5: continuation gas weld joint or inorganic adhesive YL04-3 is bonding carries out between rotary file cutter head 1 with flexible hollow shaft 2;
Step 6: the flexible hollow shaft 2 being connected with rotary file cutter head 1 is assembled in flexible axle assembly, is mounted on flexible axle machine.
The present invention uses flexible hollow shaft 2 to do connecting axle to be directly connected with rotary file cutter head 1, utilize flexible hollow shaft 2 that cooling medium is conducted to rotary file cutter head 1, effectively solve cooling problem, make the long period continuous operation of rotary file energy, both improve the service life of rotary file, turn improve operating efficiency.
The present invention still has numerous embodiments, all employing equivalents or equivalent transformation and all technical schemes formed, and all drops within protection scope of the present invention.
Claims (6)
1. a rotary file, comprise a rotary file cutter head and a flexible hollow shaft, it is characterized in that: the bottom of described rotary file cutter head is provided with an accommodating cavity along central axis direction, the diameter of described accommodating cavity is consistent with the external diameter of described flexible hollow shaft, one end of described flexible hollow shaft and described accommodating cavity tight fit connection, the other end and a cooling medium source are connected; The end opens of described rotary file cutter head has a plurality of aperture, and described aperture is connected conducting with the hollow-core construction of described flexible hollow shaft; Described flexible hollow shaft comprises the steel wire winding layer of at least 2 layers, and every layer of steel wire winding layer is formed by 4 ~ 12 steel wire wound side by side; Described rotary file cutter head is cylindrical, any one of taper or ellipse.
2. according to the rotary file described in claim 1, it is characterized in that: described steel wire is any one of flat wire or round steel wire.
3. according to the rotary file described in claim 1, it is characterized in that: after described flexible hollow shaft and described rotary file cutter head tight fit, weld further or be adhesively fixed.
4. rotary file according to claim 3, is characterized in that: described welding comprises gas weld joint, and described bonding comprising is adhesively fixed with inorganic adhesive YL04-3.
5. according to the rotary file described in claim 1, it is characterized in that: described flexible hollow shaft is installed on flexible axle machine by flexible axle assembly.
6., according to a preparation method for the rotary file described in claim 1, it is characterized in that comprising the following steps:
Step one: in the bottom drilling of rotary file cutter head, obtain the accommodating cavity that a diameter is consistent with the external diameter of flexible hollow shaft to be assembled;
Step 2: at the end opens aperture of rotary file cutter head;
Step 3: the foreign material in clean above-mentioned accommodating cavity, and flexible hollow shaft is deoiled;
Step 4: assembling flexible hollow shaft, enters in the accommodating cavity of rotary file cutter head by one end of flexible hollow shaft along tightening up direction spinning;
Step 5: described rotary file cutter head and continuation gas weld joint between flexible hollow shaft or inorganic adhesive YL04-3 is bonding carries out;
Step 6: be assembled in flexible axle assembly by the flexible hollow shaft being connected with rotary file cutter head, is mounted on flexible axle machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110217947.4A CN102909431B (en) | 2011-08-01 | 2011-08-01 | Rotary file and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110217947.4A CN102909431B (en) | 2011-08-01 | 2011-08-01 | Rotary file and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102909431A CN102909431A (en) | 2013-02-06 |
| CN102909431B true CN102909431B (en) | 2015-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110217947.4A Active CN102909431B (en) | 2011-08-01 | 2011-08-01 | Rotary file and preparation method thereof |
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| Country | Link |
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| CN (1) | CN102909431B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103264601A (en) * | 2013-05-30 | 2013-08-28 | 刘星毅 | Knife of ceramic engraving machine |
| CN113427080B (en) * | 2021-06-22 | 2022-07-05 | 河源普益硬质合金厂有限公司 | High-performance hard alloy rotary file for difficult-to-machine metal |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1167302B (en) * | 1962-06-21 | 1964-04-09 | Kronprinz Ag | Method and device for supporting a steel holder when removing the inner ridge of longitudinally welded pipes |
| US4944081A (en) * | 1989-06-15 | 1990-07-31 | Mobil Oil Corporation | Packing removal tool |
| CN1292313A (en) * | 1999-10-10 | 2001-04-25 | 周毓明 | Electric drill whose drill-chuck can be separated from driving motor |
| CN201711563U (en) * | 2010-06-09 | 2011-01-19 | 上海市宝山区青少年科学技术指导站 | Tool for drilling holes in narrow place |
| CN202169417U (en) * | 2011-08-01 | 2012-03-21 | 舒能（苏州）工业技术有限公司 | Rotary file |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003340631A (en) * | 2002-05-17 | 2003-12-02 | Guehring Joerg | Tool, device and method for deburring bore hole |
-
2011
- 2011-08-01 CN CN201110217947.4A patent/CN102909431B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1167302B (en) * | 1962-06-21 | 1964-04-09 | Kronprinz Ag | Method and device for supporting a steel holder when removing the inner ridge of longitudinally welded pipes |
| US4944081A (en) * | 1989-06-15 | 1990-07-31 | Mobil Oil Corporation | Packing removal tool |
| CN1292313A (en) * | 1999-10-10 | 2001-04-25 | 周毓明 | Electric drill whose drill-chuck can be separated from driving motor |
| CN201711563U (en) * | 2010-06-09 | 2011-01-19 | 上海市宝山区青少年科学技术指导站 | Tool for drilling holes in narrow place |
| CN202169417U (en) * | 2011-08-01 | 2012-03-21 | 舒能（苏州）工业技术有限公司 | Rotary file |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102909431A (en) | 2013-02-06 |
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