CN1114520C - Tool for breaking off curved handle - Google Patents
Tool for breaking off curved handle Download PDFInfo
- Publication number
- CN1114520C CN1114520C CN00103824A CN00103824A CN1114520C CN 1114520 C CN1114520 C CN 1114520C CN 00103824 A CN00103824 A CN 00103824A CN 00103824 A CN00103824 A CN 00103824A CN 1114520 C CN1114520 C CN 1114520C
- Authority
- CN
- China
- Prior art keywords
- curved handle
- tool
- breaking
- unit
- curved
- 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.)
- Expired - Lifetime
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/143—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same for installing wire thread inserts or tubular threaded inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B33/00—Hand tools not covered by any other group in this subclass
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
- Scissors And Nippers (AREA)
- Food-Manufacturing Devices (AREA)
Abstract
The present invention provides a tang break-off tool which makes it possible to break off the tang after inserting the spiral coil insert with the tang into the taphole of the work, and further, to easily and with certainty remove the broken tang. The tool has a grip section (2) and an operating section (3), and has a permanent magnet (4) provided at the leading end of the operating section (3).
Description
Background technology
Invention field
The present invention relates to a kind of tool for breaking off curved handle, this tool for breaking off curved handle can will be inserted into the breaking off curved handle of the spiral winding plug-in unit of the curved handle of band in the workpiece screwed hole, and the curved handle that will fracture then takes out.
Description of Related Art
Directly the internal thread intensity that forms on the workpiece that light metal, plastic cement, timber or the cast iron of aluminium one class constitutes a little less than, so just can not obtain the high power that screws, traditional way is to adopt a kind of spiral winding plug-in unit with curved handle to realize the power that screws of high reliability.Fig. 5 shows the example of the spiral winding plug-in unit of a curved handle of band.
As shown in Figure 5, usually the spiral winding plug-in unit 10 of the curved handle of band is to be that the high-tensile steel wires of rhombus are rolled into spring cylindraceous and make with a kind of cross section.It is screwed in the screwed hole 101 on the workpiece 100 by an insertion instrument, as shown in Figure 6, and is fastened to wherein. and then, the connector of similar bolt 20 1 classes screws in this spiral winding plug-in unit 10 as internal thread.By using above-mentioned this spiral winding plug-in unit 10, can obtain the higher power that screws, and the bolt 20 that can screw in repeatedly and back-out.
Because the spiral winding plug-in unit 10 of the curved handle of this band screws in the screwed hole 101 by the insertion instrument, as mentioned above, the free end of this coil towards bent radial the arresting lever 11 that can be connected on the insertion instrument, just described curved handle, as shown in Figure 5.After spiral winding plug-in unit 10 was fixed in the screwed hole 101 of workpiece 100, this curved handle just must be removed.In order to reach this purpose, be formed with an indentation 12 at the close free-ended outer surface that connects the first lap coil of bending handle 11 places.
As mentioned above, after the spiral winding plug-in unit 10 of the curved handle of band is connected on the workpiece 100, just will bend handle 11 and fracture, and those curved handles that fracture must takes out.Particularly, if the screwed hole 101 on the workpiece 100 is blind holes, this operation is just very difficult.If those curved handles 11 that disconnected fail to take out, these curved handles 11 may cause the damage of electrical equipment or mechanical aspects.Therefore don't fail to remove the curved handle that those have disconnected.
When the screwed hole on the workpiece 100 101 was blind hole, present way was, for example, and by workpiece 100 is tilted to remove the curved handle 11 that has disconnected.Yet if workpiece size is very big, this way is also not really effective.When spiral winding plug-in unit 10 sizes of being with curved handle were very big, the curved handle that just can will disconnect with the instrument of classes such as pincette was removed.Yet if spiral winding plug-in unit 10 diameters of the curved handle of band are very little, this way is also inapplicable sometimes.Therefore need a kind of method of removing these curved handles that disconnected simply, reliably.
In order to address the above problem, the inventor is through in depth studying and test draws as drawing a conclusion.Usually, even the nonmagnetic 18-8 of spiral winding plug-in unit 10 usefulness (SUS304) stainless steel wire of the curved handle of band is made through multiple tracks cold working operation, made coil plug-in unit 10 still can show the characteristic that ferromagnetic material has.The inventor considers this true back discovery, can be by removing these curved handles with the method for the curved handle of attraction.
The discovery that the present invention just is being based on the inventor's this novelty obtains.
Summary of the invention
The purpose of this invention is to provide a kind of tool for breaking off curved handle, this tool for breaking off curved handle can will be inserted into the breaking off curved handle of the spiral winding plug-in unit of the curved handle of band in the workpiece screwed hole, and the curved handle that can make things convenient for, will fracture up hill and dale takes out.
Use tool for breaking off curved handle of the present invention just can achieve the above object.Say briefly, the present invention relates to a kind of tool for breaking off curved handle, this tool for breaking off curved handle has a shank, an operation part and a permanent magnet that is positioned at the operation part front end.
According to one embodiment of present invention, permanent magnet above-mentioned is fixed among the recess of operation part front end.And permanent magnet had better not protrude from the operation part front end.
Brief Description Of Drawings
Fig. 1 is the stereogram of a kind of embodiment of tool for breaking off curved handle of the present invention;
Fig. 2 is the partial enlarged drawing of tool for breaking off curved handle front-end architecture of the present invention;
What Fig. 3 described is the occupation mode of tool for breaking off curved handle of the present invention;
What Fig. 4 described is the occupation mode of tool for breaking off curved handle of the present invention;
Fig. 5 is a kind of spiral winding plug-in unit stereogram with curved handle;
Fig. 6 describes is the situation that is connected between spiral winding plug-in unit and the workpiece of the curved handle of band.
The preferred embodiment explanation
Describe tool for breaking off curved handle of the present invention in detail now with reference to accompanying drawing.
Shown in Figure 1 is an embodiment of tool for breaking off curved handle of the present invention.According to present embodiment, tool for breaking off curved handle 1 has a shank 2 and an operation part 3.The size of this shank 2 so that the operator grip and to be advisable: in the present embodiment, shank 2 diameters (D) are 10 millimeters, and length is 8 centimetres, but and not only are confined to such size.The physical dimension of operation part 3 changes with the difference of the size of the spiral winding plug-in unit 10 of the curved handle of employed band, in the present embodiment, the diameter of operation part is 4 millimeters, length is 3.5 centimetres, spiral winding plug-in unit 10 internal diameters of the curved handle of its pairing band are 5 millimeters, and length is approximately 1 centimetre.In the present embodiment, though shank 2 and operation part 3 are made into integration such as S45C by a kind of steel, it also can adopt any other material to make.
According to one embodiment of present invention, as shown in Figure 2, be furnished with a permanent magnet 4 at operation part 3 front ends.In the present embodiment, operation part 3 front ends have a recess 5, and permanent magnet 4 utilizes the material of classes such as viscose glue to be fixed in this recess 5.Above-mentioned permanent magnet 4 had better not protrude from operation part 3 front ends: in the present embodiment, its place degree of depth (h2) is approximately 0.5 millimeter. and when curved handle 11 was fractureed by instrument, such structure can prevent that permanent magnet 4 from contacting with curved handle 11 and can prevent to cause therefrom its damage.
The magnetic of magnet 4 should be enough to hold the curved handle that fractures and from the spiral winding plug-in unit 10 with curved handle. in the present embodiment, magnet diameter (d1) is 3 millimeters, highly (h1) is 4 millimeters, and its two ends are respectively different magnetic poles, as shown in Figure 2, but the physical dimension of magnet 4 also and not only is confined to this.
The occupation mode that has the tool for breaking off curved handle 1 of said structure now with reference to 3 pairs in accompanying drawing describes in detail.
Shown in Fig. 3 (A), after the spiral winding plug-in unit 10 of the curved handle of band is fixed on the workpiece 100, instrument 1 of the present invention is inserted in the spiral winding plug-in unit 10 of the curved handle of band, and operation part 3 front ends are contacted with the curved handle 11 of spiral winding plug-in unit 10.Then, by the upper end of hitting shank 2, will bend handle 11 and fracture from indentation 12 (Fig. 5) with the instrument of nail hammer one class.Above-mentioned curved handle 11 fracture situation shown in Fig. 3 (B).Not it should be noted that the spiral winding plug-in unit 10 of the curved handle of band of the present invention is to use the material that has magnetic after cold working to make, such as 18-8 (SUS304) stainless steel wire, or any one has the material of magnetic properties.
After curved handle 11 fractures, instrument 1 is descended, the curved handle 11 that fractures has just attracted on the magnet 4 of instrument 1 operation part 3 front ends, shown in Fig. 3 (C). and like this, pull up instrument 1 and just can take out, as shown in Figure 4 bending handle 11.
As mentioned above, tool for breaking off curved handle of the present invention has a shank, an operation part and a permanent magnet that is positioned at the operation part front end.Therefore this tool for breaking off curved handle can will be inserted into the breaking off curved handle of the spiral winding plug-in unit of the curved handle of band in the workpiece screwed hole, and, can easily and accurately the curved handle that fractures be taken out.
Claims (1)
1. tool for breaking off curved handle, have a shank and an operation part, this operation part has a front end that is suitable for contacting the curved handle of a plug-in unit, above-mentioned shank has the surface that a user is used for gripping above-mentioned instrument, above-mentioned instrument also has a permanent magnet that is fixed among the recess that described operation part front end forms, and this permanent magnet is in its degree of depth h in the above-mentioned depression
2Be 0.5 millimeter position and do not protrude from described front end.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP234816/1999 | 1999-08-20 | ||
| JP23481699 | 1999-08-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1285262A CN1285262A (en) | 2001-02-28 |
| CN1114520C true CN1114520C (en) | 2003-07-16 |
Family
ID=16976843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00103824A Expired - Lifetime CN1114520C (en) | 1999-08-20 | 2000-03-03 | Tool for breaking off curved handle |
Country Status (7)
| Country | Link |
|---|---|
| EP (2) | EP1078719A2 (en) |
| KR (2) | KR20010020616A (en) |
| CN (1) | CN1114520C (en) |
| AU (2) | AU1014700A (en) |
| CA (1) | CA2295258C (en) |
| TW (1) | TW419415B (en) |
| WO (1) | WO2001014105A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290271A (en) * | 2015-11-12 | 2016-02-03 | 西安航空动力股份有限公司 | Device and method for cutting off and collecting steel wire thread sleeve tail shank of casing with complex blind cavity |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10305898A1 (en) | 2003-02-13 | 2004-08-26 | Alstom Technology Ltd | Process for installing spiral thread inserts and installation tool for carrying out the process |
| JP4563967B2 (en) * | 2006-06-06 | 2010-10-20 | 本田技研工業株式会社 | Helisert tool and Helisert correction tool |
| DE102011051846B4 (en) * | 2011-07-14 | 2013-01-24 | Böllhoff Verbindungstechnik GmbH | Tool for installing or removing a tangless wire thread insert, method of manufacture therefor and method of manually changing a picking blade of this tool |
| AT517436B1 (en) * | 2015-06-15 | 2017-04-15 | Fill Gmbh | Device and method for automated mounting of threaded inserts in components |
| CN106078182B (en) * | 2016-06-24 | 2018-04-27 | 西安博瓦工业自动化设备有限公司 | A kind of steel-wire screw-socket installs equipment |
| CN106915258B (en) * | 2017-01-18 | 2020-10-23 | 上海蔚来汽车有限公司 | Support bracket, picking workpiece and vehicle instrument panel |
| CN107649636A (en) * | 2017-10-25 | 2018-02-02 | 苏州卓尹特机电科技有限公司 | A kind of hand electric self-pierce riveting picks |
| DE102017223678A1 (en) * | 2017-12-22 | 2019-06-27 | Continental Teves Ag & Co. Ohg | Aggregate with at least one piston with an associated piston spring |
| US11059152B2 (en) | 2018-10-19 | 2021-07-13 | Pratt & Whitney Canada Corp. | Tool and method for removing helical insert tang |
| JP6879581B2 (en) * | 2019-06-04 | 2021-06-02 | 株式会社三友精機 | Tongue cutting tool and tongue breaking method |
| JP7209393B1 (en) | 2021-12-15 | 2023-01-20 | 株式会社三友精機 | Tongue breaking tool and tongue breaking method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5172842A (en) * | 1991-12-13 | 1992-12-22 | Emhart, Inc. | Tool for breaking and removing tang of an inserted wire coil insert |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2594901A (en) * | 1950-07-25 | 1952-04-29 | Heli Coil Corp | Axial impact type tang break-off tool |
| US3327516A (en) * | 1964-07-22 | 1967-06-27 | Carroll W Hoshour | Percussion tool holder |
| GB1192336A (en) * | 1968-08-05 | 1970-05-20 | Rolls Royce | Method of removing a Tang which extends from an insert which has been screwed into a Threaded Hole |
| FR2169293A1 (en) * | 1972-01-27 | 1973-09-07 | Rolls Royce | |
| US5169193A (en) * | 1991-12-09 | 1992-12-08 | Stelmach John J | Magnetic pickup tool |
| KR0138617Y1 (en) * | 1996-04-18 | 1999-05-01 | 김광호 | Tang removal tool |
| KR0181606B1 (en) * | 1996-06-29 | 1999-05-15 | 양재신 | Helical coil insertion apparatus |
| JP2982770B2 (en) * | 1997-11-21 | 1999-11-29 | 日本電気株式会社 | Tongue breaker |
| JP2000061860A (en) * | 1998-08-18 | 2000-02-29 | Nippon Denki Musen Denshi Kk | Helical insert inserting jig |
| US6312138B1 (en) * | 1999-10-15 | 2001-11-06 | Edward S. Coleman, Jr. | Lighted magnetic retrieval tool |
-
1999
- 1999-12-22 TW TW088122619A patent/TW419415B/en not_active IP Right Cessation
-
2000
- 2000-01-07 AU AU10147/00A patent/AU1014700A/en not_active Abandoned
- 2000-01-07 KR KR1020000000551A patent/KR20010020616A/en not_active Application Discontinuation
- 2000-01-10 EP EP00300112A patent/EP1078719A2/en not_active Withdrawn
- 2000-01-11 CA CA002295258A patent/CA2295258C/en not_active Expired - Lifetime
- 2000-03-03 CN CN00103824A patent/CN1114520C/en not_active Expired - Lifetime
- 2000-08-11 WO PCT/JP2000/005417 patent/WO2001014105A1/en active Application Filing
- 2000-08-11 EP EP00951963A patent/EP1132174A4/en not_active Withdrawn
- 2000-08-11 KR KR1020017004896A patent/KR100573822B1/en active IP Right Grant
- 2000-08-11 AU AU64757/00A patent/AU775115B2/en not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5172842A (en) * | 1991-12-13 | 1992-12-22 | Emhart, Inc. | Tool for breaking and removing tang of an inserted wire coil insert |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290271A (en) * | 2015-11-12 | 2016-02-03 | 西安航空动力股份有限公司 | Device and method for cutting off and collecting steel wire thread sleeve tail shank of casing with complex blind cavity |
| CN105290271B (en) * | 2015-11-12 | 2017-05-17 | 西安航空动力股份有限公司 | Device and method for cutting off and collecting steel wire thread sleeve tail shank of casing with complex blind cavity |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20010020616A (en) | 2001-03-15 |
| EP1078719A2 (en) | 2001-02-28 |
| KR100573822B1 (en) | 2006-04-26 |
| AU6475700A (en) | 2001-03-19 |
| TW419415B (en) | 2001-01-21 |
| AU775115B2 (en) | 2004-07-15 |
| CA2295258A1 (en) | 2001-02-20 |
| CA2295258C (en) | 2009-09-08 |
| CN1285262A (en) | 2001-02-28 |
| AU1014700A (en) | 2001-02-22 |
| KR20010085936A (en) | 2001-09-07 |
| EP1132174A4 (en) | 2007-04-04 |
| EP1132174A1 (en) | 2001-09-12 |
| WO2001014105A1 (en) | 2001-03-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20030716 |