CN103831772A - Small hex nut magnetism holder - Google Patents
Small hex nut magnetism holder Download PDFInfo
- Publication number
- CN103831772A CN103831772A CN201410115788.0A CN201410115788A CN103831772A CN 103831772 A CN103831772 A CN 103831772A CN 201410115788 A CN201410115788 A CN 201410115788A CN 103831772 A CN103831772 A CN 103831772A
- Authority
- CN
- China
- Prior art keywords
- hex nut
- small
- connecting rod
- sized hex
- cylindrical cavity
- 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.)
- Granted
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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
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/02—Arrangements for handling screws or nuts
- B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
- B25B23/12—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using magnetic means
-
- 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
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/02—Arrangements for handling screws or nuts
- B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetic Treatment Devices (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention provides a small hex nut magnetism holder which comprises a handle, a connecting rod and an end socket. One end of the connecting rod is fixedly connected with the handle, the other end of the connecting rod is a hexagonal head, one end of the end socket is provided with a cylindrical cavity, and the other end of the end socket is provided with tong teeth. A permanent magnet is arranged in the cylindrical cavity, the hexagonal head on the connecting rod is in interference fit with the cylindrical cavity and extrudes the permanent magnet fixed in the cylindrical cavity, and the other side of the permanent magnet is supported and fixed through the tong teeth which are the same in structure and distributed annularly and evenly. The lengths and the inner edge surfaces of the tong teeth are matched with a small hex nut. Under the suction action of the permanent magnet, the small hex nut is fixed among the tong teeth. When the small hex nut needs to be taken out, edges among the tong teeth can be clamped by fingers and accordingly the small hex nut is taken out. The small hex nut magnetism holder is simple and reliable and is a special tool for clamping fixing and screwing the small hex nut, great convenience is brought to operating personnel, labor efficiency is improved and faults can be effectively reduced in the operation process.
Description
Technical field
The invention belongs to the operation tool field of securing member, be specifically related to a kind of small-sized hex nut magnetic and hold tool, can be used for the clamping, fixing and screw of small-sized hex nut.
Background technology
Conventionally, small-sized hex nut refers to the hex nut below M3, and such nut is one of securing member of being most widely used of the engineering fields such as machinery, instrument and instrument.In actual use, be threaded the operation of securing member generally all by screwing bolt or screw is realized, the screwing tool of bolt or screw comprises open-end wrench, box spanner, screwdriver of all kinds, all size etc., be all essential in daily life, be also modal instrument, but rarely have the instrument that is specifically designed to operation small-sized nut.In fact, the operation of small-sized nut is very widely, and difficulty is very large.Owing to lacking specific purpose tool, operating personnel often have to utilize finger to pick and place small-sized nut, this operation is very inconvenient, more be difficult to it accurately to locate, fix, in operating process, be also easy to cause coming off of small-sized nut, and this is never to allow to occur in the operating process of complexity, precision equipment, because nut is difficult to after coming off find, the nut of omission brings fatal threat likely to the normal operation of equipment.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of small-sized hex nut magnetic and holds tool, the operation tool of be specifically designed to small-sized hex nut clamping, fixing and screw, convenient operation personnel operate small-sized hex nut, raise labour efficiency, and effectively reduce the error in operating process, prevent coming off of nut.
Technical scheme of the present invention is
Small-sized hex nut magnetic of the present invention is held tool, is characterized in: described small-sized hex nut magnetic is held tool and contained handle, connecting rod, termination, and wherein, one end of described connecting rod is six square toes.Described one end, termination is provided with cylindrical cavity, and the other end is provided with the uniform pincers tooth of several annulars.Its annexation is, described connecting rod one end is fixedly connected in handle, and six square toes of the other end are connected with the cylindrical cavity of termination, and six square toes and cylindrical cavity are interference fit.In described cylindrical cavity, be provided with permanent magnet, a side of permanent magnet is fixing by six square toes extruding of connecting rod, and the opposite side of permanent magnet supports fixing by pincers tooth.
Described pincers toothing is identical, and the outer surface of pincers tooth is the face of cylinder, and inner surface is faceted pebble in 120 °.
The described length of pincers tooth and the thickness matching of small-sized hex nut, the interior faceted pebble of described pincers tooth and small-sized hex nut outer faceted pebble mate.
The quantity of described pincers tooth is set to two or three.
Described handle adopts PVC or PP plastic production; Described connecting rod adopts high-carbon steel or chrome alum steel alloy to make; Described termination adopts high-carbon steel or chrome alum steel alloy to make.
Handle in the present invention is hand-held for operating personnel, annular knurl can be set with increasing friction force on it.Connecting rod is for connection end, and the permanent magnet of inside, fixing termination.Termination is core of the present invention, for clamping, fixing small-sized hex nut.In the time that small-sized hex nut magnetic is held tool in the vertical direction near small-sized hex nut, under the magneticaction of termination interior permanent magnet, small-sized hex nut will be attracted on permanent magnet, and on termination, be provided with the uniform pincers tooth of annular, the pincers interior faceted pebble of tooth and the outer faceted pebble of small-sized hex nut match, by rotating in a circumferential direction of the small-sized hex nut of restriction, utilize this feature can screw small-sized hex nut, make it play the effect of being fixedly connected with.While being necessary to take out, the seamed edge of the small-sized hex nut exposing between available fingerhold pincers tooth, pulls out.The present invention is simple, reliable, effectively, realized the clamping, fixing and the operation such as screw of small-sized hex nut, greatly facilitate operating personnel, raise labour efficiency, and can effectively reduce the error in operating process, prevent coming off of nut.
Accompanying drawing explanation
Fig. 1 is that small-sized hex nut magnetic of the present invention is held lamps structure schematic diagram;
Fig. 2 is that the small-sized hex nut magnetic in Fig. 1 is held tool A to view;
Fig. 3 is that the small-sized hex nut magnetic in Fig. 2 is held tool B-B cross section revolved sectional view;
Fig. 4 is that the small-sized hex nut magnetic in Fig. 3 is held tool C-C cross-sectional view;
Fig. 5 is the view that small-sized hex nut magnetic is held tool and clamp small-sized hex nut;
In figure: 1. handle 2. connecting rod 3. termination 4. 6 square toes 5. cylindrical cavity 6. permanent magnets 7. clamp the small-sized hex nut of tooth I 8..
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Accompanying drawing 1 is held lamps structure schematic diagram for small-sized hex nut magnetic of the present invention, accompanying drawing 2 is that the small-sized hex nut magnetic in Fig. 1 is held tool A to view, accompanying drawing 3 is that the small-sized hex nut magnetic in Fig. 2 is held tool B-B cross section revolved sectional view, accompanying drawing 4 is held tool C-C cross-sectional view for the small-sized hex nut magnetic in Fig. 3, and accompanying drawing 5 is held tool for small-sized hex nut magnetic and clamped small-sized hex nut view.In Fig. 1～Fig. 5, small-sized hex nut magnetic of the present invention is held tool and is contained handle 1, connecting rod 2, termination 3, and wherein, one end of described connecting rod 2 is six square toes 4; Described 3 one end, termination are provided with cylindrical cavity 5, and the other end is provided with the uniform pincers tooth of annular; Described connecting rod 2 one end are fixedly connected in handle 1, and six square toes 4 of the other end are connected with the cylindrical cavity 5 of termination 3, and six square toes 4 are interference fit with cylindrical cavity 5; In described cylindrical cavity 5, be provided with permanent magnet 6, a side of permanent magnet 6 is fixing by six square toes 4 extruding of connecting rod 2, and the opposite side of permanent magnet 6 supports fixing by pincers tooth.
Described pincers toothing is identical, and the outer surface of pincers tooth is the face of cylinder, and inner surface is faceted pebble in 120 °.
The described length of pincers tooth and the thickness matching of small-sized hex nut, the interior faceted pebble of described pincers tooth and small-sized hex nut outer faceted pebble mate.
In the present embodiment, the quantity of described pincers tooth is set to three, and pincers tooth I 7 is one of them.
Described handle 1 adopts PP plastic production; Described connecting rod 2 adopts high-carbon steel to make; Described termination 3 adopts high-carbon steel to make.
In the present embodiment, termination 3 is provided with three pincers tooth I 7 that structure is identical, annular is uniform, pincers tooth II, pincers tooth III, is connected with cylindrical cavity 5, supports fixed permanent magnet 6, as shown in Figure 2.Pincers tooth I 7, pincers tooth II, pincers tooth III outer surface are the face of cylinder, and inner surface is faceted pebble in 120 °, and length and the interior faceted pebble of pincers tooth I 7, pincers tooth II, pincers tooth III mate with thickness and the outer faceted pebble of small-sized hex nut, as shown in Fig. 2, Fig. 5.
As shown in Figure 1, handle 1 is fixed with one with connecting rod 2, hand-held for operating personnel, annular knurl can be set with increasing friction force on handle 1.Connecting rod 2 connection ends 3, and the permanent magnet 6 of 3 inside, fixing termination.Termination 3 is main members of clamping, fixing small-sized hex nut.When termination 3 is vertically when the small-sized hex nut, under the magneticaction of termination 3 interior permanent magnet 6, small-sized hex nut will be attracted on permanent magnet 6, on termination 3, be provided with three pincers teeth that annular is uniform, the interior faceted pebble of pincers tooth mates with small-sized hex nut, pincers tooth rotates in a circumferential direction the small-sized hex nut of restriction, utilizes this feature can screw small-sized hex nut, makes it play the effect of being fixedly connected with.While being necessary to take out, the seamed edge of the small-sized hex nut exposing between available fingerhold pincers tooth, pulls out.
The present embodiment is identical with the structure of embodiment 1, and difference is that the pincers number of teeth amount arranging in the present embodiment is two, and described handle adopts PVC plastic production; Described connecting rod adopts chrome alum steel alloy to make; Described termination 3 adopts chrome alum steel alloy to make.
The present invention is simple, reliable, effective, is clamping, the specific purpose tool of fixing and screw small-sized hex nut, can clamp neatly or take out small-sized hex nut, facilitate greatly operating personnel, raise labour efficiency, and can effectively reduce the error in operating process, prevent coming off of nut.
Claims (5)
1. small-sized hex nut magnetic is held a tool, it is characterized in that: described small-sized hex nut magnetic is held tool and contained handle (1), connecting rod (2) and termination (3), and wherein, one end of described connecting rod (2) is six square toes (4); Described one end, termination (3) is provided with cylindrical cavity (5), and the other end is provided with the uniform several pincers teeth of annular; Its annexation is, described connecting rod (2) one end is fixedly connected in handle (1), and six square toes (4) of the other end are connected with the cylindrical cavity (5) of termination (3), and six square toes (4) are interference fit with cylindrical cavity (5); In described cylindrical cavity (5), be provided with permanent magnet (6), a side of permanent magnet (6) is fixing by six square toes (4) extruding of connecting rod (2), and the opposite side of permanent magnet (6) supports fixing by pincers tooth.
2. small-sized hex nut magnetic according to claim 1 is held tool, it is characterized in that: described several pincers toothings are identical, and the outer surface of pincers tooth is the face of cylinder, and inner surface is faceted pebble in 120 °.
3. small-sized hex nut magnetic according to claim 1 is held tool, it is characterized in that: the described length of pincers tooth and the thickness matching of small-sized hex nut, the interior faceted pebble of described pincers tooth and small-sized hex nut outer faceted pebble mate.
4. small-sized hex nut magnetic according to claim 1 is held tool, it is characterized in that: the quantity of described pincers tooth is set to two or three.
5. small-sized hex nut magnetic according to claim 1 is held tool, it is characterized in that: described handle (1) adopts PVC or PP plastic production; Described connecting rod (2) adopts high-carbon steel or chrome alum steel alloy to make; Described termination (3) is that high-carbon steel or chrome alum steel alloy are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410115788.0A CN103831772B (en) | 2014-03-26 | 2014-03-26 | Small-sized hex nut magnetic holds tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410115788.0A CN103831772B (en) | 2014-03-26 | 2014-03-26 | Small-sized hex nut magnetic holds tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103831772A true CN103831772A (en) | 2014-06-04 |
| CN103831772B CN103831772B (en) | 2016-10-05 |
Family
ID=50795832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410115788.0A Expired - Fee Related CN103831772B (en) | 2014-03-26 | 2014-03-26 | Small-sized hex nut magnetic holds tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103831772B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106725816A (en) * | 2016-12-16 | 2017-05-31 | 黄冈市中医医院 | One kind holds cap device and its identical method of the self-locking head of a nail |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3125910A (en) * | 1964-03-24 | Kavalar | ||
| CN2048415U (en) * | 1989-03-16 | 1989-11-29 | 徐光皓 | Universal screw driver |
| CN2297290Y (en) * | 1997-03-27 | 1998-11-18 | 林碧莲 | Magnetic hand tool |
| CN2794754Y (en) * | 2005-03-24 | 2006-07-12 | 刘国珍 | Magnetic suction screw opener |
| CN203738688U (en) * | 2014-03-26 | 2014-07-30 | 中国工程物理研究院总体工程研究所 | Magnetic holder for small hexagon nut |
-
2014
- 2014-03-26 CN CN201410115788.0A patent/CN103831772B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3125910A (en) * | 1964-03-24 | Kavalar | ||
| CN2048415U (en) * | 1989-03-16 | 1989-11-29 | 徐光皓 | Universal screw driver |
| CN2297290Y (en) * | 1997-03-27 | 1998-11-18 | 林碧莲 | Magnetic hand tool |
| CN2794754Y (en) * | 2005-03-24 | 2006-07-12 | 刘国珍 | Magnetic suction screw opener |
| CN203738688U (en) * | 2014-03-26 | 2014-07-30 | 中国工程物理研究院总体工程研究所 | Magnetic holder for small hexagon nut |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106725816A (en) * | 2016-12-16 | 2017-05-31 | 黄冈市中医医院 | One kind holds cap device and its identical method of the self-locking head of a nail |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103831772B (en) | 2016-10-05 |
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|---|---|---|---|
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 Termination date: 20190326 |
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| CF01 | Termination of patent right due to non-payment of annual fee |