CN102657408B - Spike with thick cap used in pneumatic gun - Google Patents
Spike with thick cap used in pneumatic gun Download PDFInfo
- Publication number
- CN102657408B CN102657408B CN201210045952.6A CN201210045952A CN102657408B CN 102657408 B CN102657408 B CN 102657408B CN 201210045952 A CN201210045952 A CN 201210045952A CN 102657408 B CN102657408 B CN 102657408B
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- China
- Prior art keywords
- cap
- plastic cap
- pneumatic gun
- shoe tack
- thick
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Abstract
The invention provides a spike with a thick cap used in a pneumatic gun, belonging to the field of shoe making. The spike with a thick cap comprises an elongated and straight spike body and a plastic cap. One end of the spike body is sharpened and the other end of the spike body has an expanding spike head. The plastic cap fits into the close-to-spike head side of the spike body in tight joint, and the spike head is stuck in an upper end of the plastic cap. An axially through return hole is provided in the center of the plastic cap. The spike body goes through the return hole. The radial dimension of the return hole is the same as that of the spike body and is smaller than that of the spike head. The spike has advantages of high structural strength and break-off difficulty, a large pressure area and a small using amount and prevention of left spikes in shoes, improving the quality of shoes.
Description
Technical field
The present invention relates to shoe-making field, particularly relate to a kind of thick cap shoe tack for pneumatic gun.
Background technology
At present, in shoe-making field, vamp and the interior end, combine according to shoe tree type shape, to ensure into shaping shoe.Use shoe tack to be fixed when combining.In the early stage of development of shoe industry, shoe tack adopts special nail usually, but this special nail because of use inconvenience and the defect such as price is more expensive and replace by general pneumatic gun nail, general pneumatic gun nail is amateur shoemaking nail, and the shape of general pneumatic gun nail is similar to staple, and the two ends of rivet nut are rectangular bending end, in use, general pneumatic gun nail is squeezed into junction by pneumatic gun, must all remove, to ensure that the foot of user preserves from after a procedure.Although existing general pneumatic gun nail can realize being connected and fixed between parts, it still has following some shortcomings part:
1, existing pneumatic gun nail causes it easily broken when nailing and nail pulling due to structural reason, cannot take out ailhead, easily scratch the foot of user after broken nail.
The size of 2, following closely due to existing pneumatic gun is less, the area of exerting pressure of single pneumatic gun nail is less, needs nailing quantity comparatively large in process of production, leakage easily occurs in reset procedure and pulls out phenomenon, thus need to increase at least twice and detect operation, namely staff is directly touched nail and is tested nail device and surveys nail operation, but not only increases production cost like this, wastes time and energy, and owing to there being waist iron in footwear, can only detect toe-cap when surveying nail, and staff touches nail easily omission, cause testing nail effect undesirable.
3, due to the lighter in weight that existing pneumatic gun is followed closely, easily drop in shoe last surface, cannot take out after becoming footwear, have a strong impact on into footwear quality.
Because the above-mentioned problems existed in prior art, the design people is based on being engaged in relevant manufacture field rich experiences for many years and excessively strong professional knowledge, application in conjunction with pneumatic gun and shoe tack is actual, actively in addition research and innovation, to providing a kind of not frangibility, area of exerting pressure is large and use amount is little, avoid occurring to leak and pull out phenomenon, improve into the thick cap shoe tack for pneumatic gun of footwear quality.
Summary of the invention
The object of this invention is to provide the high not frangibility of a kind of structural strength, area of exerting pressure is large and use amount is little, avoid generation leakage to pull out phenomenon, improve into the thick cap shoe tack for pneumatic gun of footwear quality.
For achieving the above object, the present invention proposes a kind of thick cap shoe tack for pneumatic gun, described thick cap shoe tack comprises: the rivet nut of elongated flat and plastic cap, one end of described rivet nut is sharpening shape, the other end of described rivet nut has the head of a nail of expanding shape, described plastic cap is closely socketed with the side of the close described head of a nail of described rivet nut and coordinates, and the described head of a nail is locked to the upper end of described plastic cap.
As above for the thick cap shoe tack of pneumatic gun, wherein, axially through go back to hole is offered at the center of described plastic cap, described rivet nut is through in described time hole, the radial dimension in described time hole is identical with the radial dimension of described rivet nut, and the radial dimension in described time hole is less than the radial dimension of the described head of a nail.
As above for the thick cap shoe tack of pneumatic gun, wherein, the thickness of described plastic cap is 1/1 to four/6th of described rivet nut length.
As above for the thick cap shoe tack of pneumatic gun, wherein, described plastic cap is cylindrical shape.
As above for the thick cap shoe tack of pneumatic gun, wherein, the diameter of the cross section of the plastic cap of described cylindrical shape is 5mm, and thickness is 3mm; The length that described rivet nut exposes described plastic cap is 15mm.
As above for the thick cap shoe tack of pneumatic gun, wherein, described plastic cap is four-prism shape.
As above for the thick cap shoe tack of pneumatic gun, wherein, the length of side of the cross section of the plastic cap of described four-prism shape is 5mm, and thickness is 3mm; The length that described rivet nut exposes described plastic cap is 15mm.
As above for the thick cap shoe tack of pneumatic gun, wherein, offer chamfering inclined-plane in the two bottom sides symmetry of the plastic cap of described four-prism shape.
As above for the thick cap shoe tack of pneumatic gun, wherein, described plastic cap is integrated the plastic cap of injection mo(u)lding.
As above for the thick cap shoe tack of pneumatic gun, wherein, described plastic cap adopts polyformaldehyde material to make.
Compared with prior art, the present invention has following characteristics and advantage:
1, thick cap shoe tack of the present invention adopts single pin structure that diameter is thicker, and can not fracture when nailing and nail pulling, structural strength is high.
2, thick cap shoe tack of the present invention exerts pressure area greatly, can reduce the use amount of shoe tack, reduces artificial and use cost.
3, the plastic cap of thick cap shoe tack of the present invention, exposes to outside footwear mould after nailing, cannot perform together if any under leakage nail pulling, therefore avoids generation leakage to pull out phenomenon.
4, thick cap shoe tack of the present invention can reuse after extracting, and reduces use cost.
5, because the deficiencies in the prior art cause nearly ten years global Shoes Factories to reach unit up to a million every year in the face of the claim of client does not comprise only cash losses of returning goods by the gross, although therefore the present invention is without high-tech composition but it allows factory break away from the predicament of picking up and existing in year conscientiously, factory products is dispatched from the factory and does not worry the residual of shoe tack and client's claim and return goods in batch.
Accompanying drawing explanation
Accompanying drawing described here only for task of explanation, and is not intended to limit scope disclosed by the invention by any way.In addition, the shape of each parts in figure and proportional sizes etc. are only schematic, for helping the understanding of the present invention, are not the shape and the proportional sizes that specifically limit each parts of the present invention.Those skilled in the art under the teachings of the present invention, can select various possible shape and proportional sizes to implement the present invention as the case may be.
Fig. 1 is the main TV structure schematic diagram of the present invention for the thick cap shoe tack of pneumatic gun;
Fig. 2 is the side-looking structural representation of the present invention for the thick cap shoe tack of pneumatic gun;
Fig. 3 is the plan structure schematic diagram of the present invention for the thick cap shoe tack of pneumatic gun;
Fig. 4 is the perspective view of the present invention for the thick cap shoe tack of pneumatic gun;
Fig. 5 is the structural representation of rivet nut of the present invention;
Fig. 6 is the structural representation of plastic cap of the present invention.
Description of reference numerals:
1-rivet nut; 2-plastic cap; The 3-head of a nail; 4-goes back to hole; 5-chamfering inclined-plane.
Detailed description of the invention
By reference to the accompanying drawings with the description of the specific embodiment of the invention, can clearly understand details of the present invention.But the specific embodiment of the present invention described here, only for explaining object of the present invention, and can not to be understood as by any way be limitation of the present invention.Under the teachings of the present invention, technical staff can conceive based on distortion possible arbitrarily of the present invention, and these all should be regarded as belonging to scope of the present invention.
Please refer to Fig. 1 to Fig. 4, be respectively the present invention for the main TV structure schematic diagram of the thick cap shoe tack of pneumatic gun, side-looking structural representation, plan structure schematic diagram and perspective view.As shown in the figure, the thick cap shoe tack for pneumatic gun that the present invention proposes, comprise rivet nut 1 and the plastic cap 2 of elongated flat, one end of rivet nut 1 is sharpening shape, the other end of rivet nut 1 has the head of a nail 3 (as shown in Figure 5) of expanding shape, plastic cap 2 is closely socketed with the side of the close head of a nail 3 of rivet nut 1 and coordinates, and the head of a nail 3 is locked to the upper end of plastic cap 2.Like this, the plastic cap 2 of thick cap shoe tack of the present invention is subject to the percussion of the punching press post of pneumatic gun, the rivet nut 1 of thick cap shoe tack is made to squeeze in footwear mould, and plastic cap 2 is exposed to footwear mould outside, compared with existing shoe tack, thick cap shoes nailed structure intensity of the present invention is high, not frangibility, when extracting shoe tack, carry out entirety by the plastic cap exposed to pull out, avoid that leakage occurs and pull out phenomenon, avoid shoe tack to fall in footwear body simultaneously, ensure that into the quality of footwear, save operation, reduce production cost.
As shown in Figure 6, in one embodiment of the invention, offering axially through go back to hole 4 at the center of plastic cap 2, making rivet nut 1 through returning in hole 4, return the radial dimension in hole 4 identical with the radial dimension of rivet nut 1, thus guarantee plastic cap 2 is passed through go back to hole 4 and is closely socketed with rivet nut 1 and coordinates.Further, return the radial dimension that the radial dimension in hole 4 is less than the head of a nail 3, make the upper surface phase contact of the lower surface of the head of a nail 3 and plastic cap 2, namely the head of a nail 3 is locked to the upper end of plastic cap 2, avoids plastic cap 2 to deviate from from rivet nut 1 upper end.
Further, the thickness of plastic cap 2 is 1/1 to four/6th of rivet nut 1 length, makes thick cap shoe tack both have enough rivet nut embedded lengths, to ensure the bond strength with footwear mould; There is again the plastic cap 2 obviously exposed, be convenient to carry out nail pulling operation.
In an optional embodiment of the present invention, plastic cap 2 is in cylindrical shape, and as shown in Figure 6, in another embodiment, plastic cap 2 is in four-prism shape.Certain plastic cap of the present invention 2 also can need according to actual condition the geometry adopting Else Rule, and the present invention is not restricted this.
Further, the diameter of rivet nut 1 is 0.8mm ~ 1.2mm, the diameter of the head of a nail is 2.5mm ~ 2.8mm, in one embodiment, the length of side of the cross section of the plastic cap 2 of four-prism shape is 5mm, thickness is 3mm, and the diameter going back to hole 4 is 0.8mm ~ 1.2mm, and the length that rivet nut 1 exposes plastic cap 2 is 15mm; In another is implemented, the diameter of the cross section of the plastic cap of cylindrical shape is 5mm, and thickness is 3mm, and the diameter going back to hole 4 is 0.8mm ~ 1.2mm, and the length that rivet nut 1 exposes plastic cap 2 is 15mm.Compared with existing shoe tack, overall dimensions of the present invention is comparatively large, and area of exerting pressure is large, can reduce the use amount of shoe tack, avoids that leakage occurs further and pulls out phenomenon.
Further, as shown in Figure 6, offer chamfering inclined-plane 5 in the two bottom sides symmetry of the plastic cap 2 of four-prism shape, the length on this chamfering inclined-plane 5 is 1mm.Chamfering inclined-plane 5 plays the effect being convenient to nail nipping.
Plastic cap 2 of the present invention is integrated injection mo(u)lding, has the advantage that manufacturing process is simple, with low cost.In one embodiment of the invention, plastic cap 2 adopts polyformaldehyde material to make.Certain plastic cap 2 also can adopt other plastic material with some strength to make.
For the detailed explanation of the respective embodiments described above, its object is only to make an explanation to the present invention, so that the present invention can be understood better, but, it is limitation of the present invention that these descriptions can not become with any explanation, particularly, each feature described in various embodiments also can be combined mutually, thus form other embodiments, except there being clearly contrary description, these features should be understood to can be applied in any one embodiment, and are also not only confined to described embodiment.
Claims (9)
1. the thick cap shoe tack for pneumatic gun, it is characterized in that, described thick cap shoe tack comprises: the rivet nut of elongated flat and plastic cap, one end of described rivet nut is sharpening shape, the other end of described rivet nut has the head of a nail of expanding shape, described plastic cap is closely socketed with the side of the close described head of a nail of described rivet nut and coordinates, and the described head of a nail is locked to the upper end of described plastic cap; The thickness of described plastic cap is 1/1 to four/6th of described rivet nut length.
2. as claimed in claim 1 for the thick cap shoe tack of pneumatic gun, it is characterized in that, axially through go back to hole is offered at the center of described plastic cap, described rivet nut is through in described time hole, the radial dimension in described time hole is identical with the radial dimension of described rivet nut, and the radial dimension in described time hole is less than the radial dimension of the described head of a nail.
3., as claimed in claim 1 or 2 for the thick cap shoe tack of pneumatic gun, it is characterized in that, described plastic cap is cylindrical shape.
4., as claimed in claim 3 for the thick cap shoe tack of pneumatic gun, it is characterized in that, the diameter of the cross section of the plastic cap of described cylindrical shape is 5mm, and thickness is 3mm; The length that described rivet nut exposes described plastic cap is 15mm.
5., as claimed in claim 1 or 2 for the thick cap shoe tack of pneumatic gun, it is characterized in that, described plastic cap is four-prism shape.
6., as claimed in claim 5 for the thick cap shoe tack of pneumatic gun, it is characterized in that, the length of side of the cross section of the plastic cap of described four-prism shape is 5mm, and thickness is 3mm; The length that described rivet nut exposes described plastic cap is 15mm.
7., as claimed in claim 6 for the thick cap shoe tack of pneumatic gun, it is characterized in that, offer chamfering inclined-plane in the two bottom sides symmetry of the plastic cap of described four-prism shape.
8., as claimed in claim 1 or 2 for the thick cap shoe tack of pneumatic gun, it is characterized in that, described plastic cap is integrated the plastic cap of injection mo(u)lding.
9. as claimed in claim 8 for the thick cap shoe tack of pneumatic gun, it is characterized in that, described plastic cap adopts polyformaldehyde material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210045952.6A CN102657408B (en) | 2012-02-27 | 2012-02-27 | Spike with thick cap used in pneumatic gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210045952.6A CN102657408B (en) | 2012-02-27 | 2012-02-27 | Spike with thick cap used in pneumatic gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102657408A CN102657408A (en) | 2012-09-12 |
| CN102657408B true CN102657408B (en) | 2015-04-08 |
Family
ID=46767090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210045952.6A Expired - Fee Related CN102657408B (en) | 2012-02-27 | 2012-02-27 | Spike with thick cap used in pneumatic gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102657408B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2146599Y (en) * | 1992-12-29 | 1993-11-17 | 陈燕玲 | Straight needles in line |
| CN101066653A (en) * | 2006-05-02 | 2007-11-07 | 周巽 | Drawing pin in improved structure and its usage |
| CN201382060Y (en) * | 2009-04-27 | 2010-01-13 | 南京诺淳五金制品有限公司 | Coil nail |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51107441U (en) * | 1975-02-21 | 1976-08-27 | ||
| CN2738017Y (en) * | 2004-09-17 | 2005-11-02 | 陈健勇 | Flat surface round head nail |
| CN201005162Y (en) * | 2006-12-31 | 2008-01-16 | 沈泽青 | Double-layer dual-color exposed surface of heel bottom |
| CN201916318U (en) * | 2010-11-24 | 2011-08-03 | 嘉善晋辉五金制品有限公司 | Large-headed nail with gasket |
| CN202510479U (en) * | 2012-02-27 | 2012-10-31 | 陈璨 | Thick-cap spike for pneumatic gun |
-
2012
- 2012-02-27 CN CN201210045952.6A patent/CN102657408B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2146599Y (en) * | 1992-12-29 | 1993-11-17 | 陈燕玲 | Straight needles in line |
| CN101066653A (en) * | 2006-05-02 | 2007-11-07 | 周巽 | Drawing pin in improved structure and its usage |
| CN201382060Y (en) * | 2009-04-27 | 2010-01-13 | 南京诺淳五金制品有限公司 | Coil nail |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102657408A (en) | 2012-09-12 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 528400, Guangdong, Zhongshan Province Xishan Township, three industrial zone, Xin Yan shoe factory Applicant after: Chen Jie Address before: 528400, Guangdong, Zhongshan Province Xishan Township, three industrial zone, Xin Yan shoe factory Applicant before: Chen Can |
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| CB03 | Change of inventor or designer information |
Inventor after: Chen Jie Inventor before: Chen Can |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CHEN CAN TO: CHEN Free format text: CORRECT: APPLICANT; FROM: CHEN CAN TO: CHEN |
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| 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: 20150408 Termination date: 20200227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |