CN202862072U - Special dismounting wrench for blind rivet - Google Patents
Special dismounting wrench for blind rivet Download PDFInfo
- Publication number
- CN202862072U CN202862072U CN 201220517213 CN201220517213U CN202862072U CN 202862072 U CN202862072 U CN 202862072U CN 201220517213 CN201220517213 CN 201220517213 CN 201220517213 U CN201220517213 U CN 201220517213U CN 202862072 U CN202862072 U CN 202862072U
- Authority
- CN
- China
- Prior art keywords
- blind rivet
- handle
- dismounting
- torsional part
- location division
- 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 - Fee Related
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Abstract
The utility model relates to a dismounting tool, in particular to a special dismounting wrench for a blind rivet. The dismounting wrench for blind rivets comprises a wrench head and a handle. The wrench head comprises a twisting portion and a location portion fixed above the twisting portion, wherein a twisting opening matched with a blind rivet screw cap is arranged at one end, far away from the twisting portion, of the handle, and a location opening matched with the outer surface of a blind rivet column is arranged at one end, far away from the handle, of the location. The special dismounting wrench for the blind rivet has the advantages of effectively enlarging contact area between the wrench and the blind rivet, avoiding inclining, being capable of twisting and dismounting the blind rivet conveniently and the like.
Description
Technical field
The utility model relates to a kind of extracting tool, especially relates to the special-purpose wrench for dismounting of a kind of blind rivet.
Background technology
Existing blind rivet is a kind of auxiliary of numerical control machining center cutter, is used for transmitting pulling force, and cutter is fixed on the lathe.The middle part of blind rivet is the blind rivet nut, the coaxial blind rivet double-screw bolt that is connected with below the blind rivet nut, the coaxial blind rivet nail post that is connected with above the blind rivet nut.Because existing blind rivet nut height is less, the contact area of spanner and blind rivet is little when adopting existing spanner to reverse dismounting, causes easily spanner to tilt, and the spanner inclination can cause spanner and blind rivet nut to break away from, increase and reverse difficulty, be not easy to blind rivet is carried out dismounting.
As shown in Figure 1, blind rivet structure of the prior art comprises blind rivet nut 5, the coaxial blind rivet double-screw bolt 6 that is connected with in the below of blind rivet nut 5, the coaxial blind rivet nail post 4 that is connected with in the top of blind rivet nut 5.Blind rivet nut 5 is regular hexagon, and blind rivet double-screw bolt 6 outer surfaces have screw thread, and blind rivet nail post 4 is smooth column structure.Because the height of blind rivet nut 5 is less, when existing open-end wrench wraps in blind rivet nut 5 outsides and reverses, cause easily spanner to tilt, cause spanner and blind rivet to break away from, difficulty is reversed in increase, is not easy to blind rivet is carried out dismounting.
The utility model content
The utility model mainly be for existing spanner easily little with highly less blind rivet nut contact area, cause spanner to tilt, cause spanner and blind rivet nut to break away from, be not easy to blind rivet carried out the problems such as dismounting easily, a kind of contact area that can effectively increase spanner and blind rivet is provided, prevents the spanner inclination, is convenient to blind rivet is reversed the blind rivet special use wrench for dismounting of dismounting.
The purpose of this utility model mainly is achieved by following proposal: the special-purpose wrench for dismounting of a kind of blind rivet, comprise driving end and handle, described driving end comprises the location division of torsional part and permanent twist section top, described torsional part is provided with the opening that reverses that matches with the blind rivet nut away from an end of handle, and described location division is provided with the locating aperture that matches with blind rivet nail outer surface of column away from an end of handle.Come the torsion spanner head by reversing handle, driving end is to be made of torsional part and location division, torsional part reverses opening away from an end setting of handle, reversing opening can match with the outer surface that needs reverse the blind rivet nut of dismounting, the location division arranges locating aperture away from an end of handle, and locating aperture can match with the blind rivet nail outer surface of column that needs reverse dismounting.When needs dismounting blind rivet, with driving end reverse open card in the outside of blind rivet nut, the edge that reverses opening can carry out spacing to the blind rivet nut.At this moment, blind rivet nail post just is positioned at the locating aperture place on the location division, match because locating aperture is followed closely outer surface of column with blind rivet, so the outer surface of the edge of locating aperture and blind rivet nail post is fitted.In the process that driving end reverses, locating aperture can be followed closely post to blind rivet and position, reversing opening can carry out spacing to the blind rivet nut, make locating aperture and reverse opening and all contact with blind rivet, increased the contact area of driving end and blind rivet, effectively avoid driving end to tilt, prevent that spanner and blind rivet nut break away from, and are convenient to blind rivet is reversed dismounting.
As preferably, described handle and torsional part are positioned on the same horizontal plane.The torsional part of driving end plays the effect of transmitting torque, and is stressed larger; Positioning action is just played in the location division, and is stressed less.Therefore, handle and torsional part are produced in the same horizontal plane, are convenient to utilize handle to come driving end is applied torsion.
As preferably, described location division and torsional part are cambered surface near the outer surface of a side of handle.Described location division and torsional part are cambered surface near the outer surface of a side of handle, strengthen the structural strength of driving end, avoid stress to concentrate.
As preferably, described torsional part and location division are structure as a whole.Torsional part is one phase molding structure with the location division, guarantees the bonding strength between torsional part and the location division, avoids the fracture of torsional part and location division connecting place.
Therefore, the special-purpose wrench for dismounting of blind rivet of the present utility model possesses following advantage: 1, driving end is to be made of torsional part and location division, the opening that reverses on the torsional part cooperates with the blind rivet nut, locating aperture on the location division cooperates with blind rivet nail post, increases the contact area of driving end and blind rivet, and the location division can position support to blind rivet, in the spanner twist process, can avoid driving end to tilt, avoid spanner and blind rivet to break away from, be convenient to blind rivet is reversed dismounting; 2, handle and torsional part are positioned at same horizontal plane, and torsional part is stressed larger, and the location division is stressed less, and handle and torsional part are positioned at same horizontal plane, are convenient to utilize handle to come driving end is applied torsion; 3, torsional part and location division are structure as a whole, and strengthen the structural strength of torsional part and junction, location division, avoid the junction fracture of torsional part and location division.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of blind rivet in the prior art;
Accompanying drawing 2 is a kind of structural representations of the present utility model;
Accompanying drawing 3 is top views of accompanying drawing 2;
Accompanying drawing 4 is left views of accompanying drawing 3.
Illustrate: the 1-handle, the 2-location division, the 21-locating aperture, the 3-torsional part, 31-reverses opening, 4-blind rivet nail post, 5-blind rivet nut, 6-blind rivet double-screw bolt.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: shown in Fig. 2,3, the special-purpose wrench for dismounting of a kind of blind rivet comprises handle 1 and driving end, and handle 1 and driving end are fixedly linked, and driving end is arc near a side of handle.Driving end is one-body molded by torsional part 3 and location division 2, and location division 2 is positioned at the top of torsional part 3.Torsional part 3 has away from a side of handle 1 and reverses opening 31, reverses opening 31 and matches with orthohexagonal blind rivet nut.Location division 2 has locating aperture 21 away from a side of handle 1, and locating aperture 21 matches with the outer surface of blind rivet nail post.As shown in Figure 4, handle 1 is positioned on the same horizontal plane with torsional part 3.
When needs use spanner that as shown in Figure 1 blind rivet is reversed dismounting, will reverse 31 armfuls of openings in blind rivet nut 5 outsides on the torsional part 3, at this moment, the locating aperture 21 on the location division 2 is just fitted with blind rivet nail post 4 outer surfaces.When reversing, reverse opening 31 and can carry out blind rivet nut 5 spacingly, locating aperture 21 can be followed closely post 4 to blind rivet and position support, increased the contact area of driving end and blind rivet, avoid driving end to tilt, avoid spanner and blind rivet to break away from, be convenient to blind rivet is reversed dismounting.Handle 1 passes to torsional part 3 with torsion, and torsional part 3 plays the effect that torsion transmits, and is stressed larger; Play a supporting role in location division 2, stressed less, and handle 1 is positioned at same horizontal plane with torsional part 3, can be good at torsion is transmitted.
Should be understood that this embodiment only is used for explanation the utility model and is not used in the scope of the present utility model that limits.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Claims (4)
1. the special-purpose wrench for dismounting of a blind rivet, comprise driving end and handle, it is characterized in that, described driving end comprises the location division of torsional part and permanent twist section top, described torsional part is provided with the opening that reverses that matches with the blind rivet nut away from an end of handle, and described location division is provided with the locating aperture that matches with blind rivet nail outer surface of column away from an end of handle.
2. the special-purpose wrench for dismounting of blind rivet according to claim 1 is characterized in that described handle and torsional part are positioned on the same horizontal plane.
3. the special-purpose wrench for dismounting of blind rivet according to claim 1 is characterized in that described location division and torsional part are cambered surface near the outer surface of a side of handle.
4. according to claim 1 and 2 or the special-purpose wrench for dismounting of 3 described blind rivets, it is characterized in that described torsional part and location division are structure as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220517213 CN202862072U (en) | 2012-10-09 | 2012-10-09 | Special dismounting wrench for blind rivet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220517213 CN202862072U (en) | 2012-10-09 | 2012-10-09 | Special dismounting wrench for blind rivet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202862072U true CN202862072U (en) | 2013-04-10 |
Family
ID=48028827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220517213 Expired - Fee Related CN202862072U (en) | 2012-10-09 | 2012-10-09 | Special dismounting wrench for blind rivet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202862072U (en) |
-
2012
- 2012-10-09 CN CN 201220517213 patent/CN202862072U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315800 No. 1528 Hengshan Road, Xintao Street, Beilun District, Ningbo City, Zhejiang Province Co-patentee after: Ji'nan Geely Auto Parts Co., Ltd. Patentee after: Zhejiang Geely Power Assembly Co., Ltd. Co-patentee after: Hunan Luoyou Engine Parts Co., Ltd. Co-patentee after: Zhejiang Geely Holding Group Co., Ltd. Address before: 315800 No. 1528 Hengshan Road, Xintao Street, Beilun District, Ningbo City, Zhejiang Province Co-patentee before: Ji'nan Geely Auto Parts Co., Ltd. Patentee before: Zhejiang Geely Luoyou Engine Co., Ltd. Co-patentee before: Hunan Luoyou Engine Parts Co., Ltd. Co-patentee before: Zhejiang Geely Holding Group Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20201009 |