CN202097351U - Blind hole riveting structure for aluminum plate fastening stud - Google Patents
Blind hole riveting structure for aluminum plate fastening stud Download PDFInfo
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- CN202097351U CN202097351U CN2011201051854U CN201120105185U CN202097351U CN 202097351 U CN202097351 U CN 202097351U CN 2011201051854 U CN2011201051854 U CN 2011201051854U CN 201120105185 U CN201120105185 U CN 201120105185U CN 202097351 U CN202097351 U CN 202097351U
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- blind hole
- fixed bolt
- aluminium sheet
- aluminum plate
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Abstract
Disclosed is a blind hole riveting structure for an aluminum plate fastening stud. An aluminum plate is larger than or equal to 1.5mm in thickness, a round blind hole is processed at the back of the aluminum plate first, the bottom of the blind hole is planar, the fastening stud is made of cylindrical aluminum with a planar bottom, an annular groove is arranged at the bottom of the outer side of the fastening stud, a round hole is arranged in the middle of a punch, an annular projecting edge is arranged around the round hole, the inner side of the edge is chamfered, the fastening stud is placed inside the aluminum plate blind hole before the round hole of the punch is sleeved on the fastening stud, and then the punch is subjected to stamping, so that the projecting edge in the middle of the punch is completely extruded into the aluminum plate, aluminum around the aluminum plate blind hole is extruded into the groove of the fastening bolt, and the extruded edge around the blind hole is tapered by means of the chamfer of the edge of the round hole of the punch. The blind hole riveting structure has the advantages that the blind hole riveting structure is simple, the fastening stud is fine in precision and stability, the aluminum plate fastening stud is not easy to fall and deviate during subsequent wire drawing, sand blasting, oxidizing and assembling, and the blind hole riveting structure is attractive and more suitable for batch production.
Description
Technical field
The present invention relates to a kind of technology of blind hole riveted structure of aluminium sheet fixed bolt.
Background technology
All can use aluminium sheet in a plurality of fields such as computer housing, household electrical appliance, machinery, building decorations, usually can be the usefulness of aluminium sheet as outward appearance and decoration.And the existing fixed mode is at aluminium sheet back side butt-joint aluminum stud with traditional method.At first the zero line of electricity consumption bundle of lines aluminium sheet and butt-welding machine is connected, and the rifle that aluminum stud is put into butt-welding machine needs aluminum stud the position of butt-joint firmly to push down facing to aluminium sheet in front then; There is a tiny salient point at used aluminum stud base plane place; After pressing switch, high-tension current produces the salient point of very high heat fusing aluminum stud through the salient point of aluminum stud; Final pressure is adjacent to aluminum stud base plane and aluminium sheet plane, utilizes molten moment of starching to solidify and bonds together aluminum stud and aluminium sheet.When the aluminum stud salient point is fused,, make the aluminum stud off normal easily, and have molten slurry to splash, solidify the back and be difficult for removing with like the firecrackers sound.The aluminum stud of butt-joint has the existing picture that comes off easily in the process of follow-up Wire Drawing, the processing of sandblasting, oxidation processing and assembling, make the frequent occurrence of waste of aluminium sheet meeting that processes.This shows this mode that adopts, be difficult to satisfy the accuracy of producing, stability and requirement such as attractive in appearance.
Summary of the invention
The purpose of this invention is to provide a kind of simple in structurely, make the aluminium sheet fixed bolt have more accuracy, stability, add and be difficult for occurring off normal man-hour and come off, and the blind hole riveted structure of aluminium sheet fixed bolt more attractive in appearance.
The present invention realizes through following technical proposals:
A kind of blind hole riveted structure of aluminium sheet fixed bolt; It is characterized in that: the aluminium plate thickness of employing is more than or equal to 1.5mm; Process circular blind hole earlier at the aluminium sheet back side; Blind hole diameter is along sliding fit with the diameter of the fixed bolt that needs riveted joint, and blind hole depth is more than or equal to 1mm, and the blind hole bottom is the plane.
Described fixed bolt material is cylindrical aluminium; The bottom is the plane; One circle groove is arranged at the bottom of fixed bolt lateral surface, the degree of depth one of the distance of groove top to fixed bolt base plane and the blind hole at the above-mentioned aluminium sheet back side to, recess width is more than or equal to 0.5mm.The above cylinder of fixed bolt groove can be processed into external screw thread or internal thread on demand.
Described riveted structure needs by drift aluminium sheet blind hole periphery to be carried out punching press and accomplishes; Drift is characterised in that: a circular hole is arranged in the middle of the drift; The diameter of Circularhole diameter and fixed bolt is along sliding fit, and the circular hole periphery has the protruding edge of a circle, brim height and said fixing double-screw bolt recess width one to; There is chamfering inside, edge, chamfer dimesion and protruding brim height one to.
Clinching method is: fixed bolt is put into the aluminium sheet blind hole, makes the fixed bolt bottom surface concordant with aluminium sheet blind hole bottom surface, again with the circle hole sleeve of drift on fixed bolt, then drift is carried out punching press, the protruding edge part of drift is clamp-oned in the aluminium sheet fully.Distortion after utilizing aluminium to be squeezed is clamp-oned the aluminium material of aluminium sheet blind hole periphery in the groove of fixed bolt.The chamfering of the inside, edge that drift is protruding is tapered with the extruded edge of aluminium sheet blind hole periphery, encases the fixed bolt bottom securely.
The present invention has the following advantages:
The present invention is owing to be to process earlier circular blind hole to put into hold-down nut then and rivet at the aluminium sheet back side; And a circle groove is arranged at the bottom of fixed bolt lateral surface; Drift is clamp-oned the aluminium material of aluminium sheet blind hole periphery in the groove of fixed bolt when punching press; And the inner chamfering in the edge of drift convexity is tapered with the extruded edge of aluminium sheet blind hole periphery, encases the fixed bolt bottom securely.Because be to take the mode of punching press to rivet,, can rivet a plurality of fixed bolts simultaneously so can make mould.This shows; Adopt this kind mode; Can produce in batches; And the aluminium sheet fixed bolt more satisfies accuracy, stability and requirement such as attractive in appearance, and aluminium sheet is not prone to off normal and the existing picture that comes off in the process that follow-up silk processing, the processing of sandblasting, oxidation are processed and assembled, make the finished product of producing be difficult for occurrence of waste.
Description of drawings:
Fig. 1 is drift, fixed bolt, aluminium sheet blind hole stereogram;
Fig. 2 is a riveted joint theory structure schematic section;
Fig. 3 is a riveted joint processing back aluminium sheet fixed bolt finished product stereogram.
The specific embodiment
Further describe below in conjunction with the blind hole riveted structure of accompanying drawing aluminium sheet fixed bolt of the present invention:
The aluminium plate thickness that adopts is more than or equal to 1.5mm, and is as shown in Figure 1, processes circular blind hole earlier at aluminium sheet (1) back side, and blind hole diameter is suitable sliding fit with the diameter of the fixed bolt that needs riveted joint, and blind hole depth is more than or equal to 1mm, and the blind hole bottom is the plane.Fixed bolt (2) material is cylindrical aluminium, and the bottom is the plane.Visible by figure, a circle groove is arranged at the bottom of fixed bolt lateral surface, the degree of depth one of the distance of groove top to fixed bolt base plane and the blind hole at the above-mentioned aluminium sheet back side to, recess width is more than or equal to 0.5mm.The above cylinder of fixed bolt groove can be processed into external screw thread or internal thread on demand.Visible by figure, it is along sliding fit that a circular hole, the diameter of Circularhole diameter and fixed bolt are arranged in the middle of the drift (3); The circular hole periphery has the protruding edge of a circle; Brim height and said fixing double-screw bolt recess width one to, there is chamfering inside, edge, chamfer dimesion and protruding brim height one to.
Clinching method is: as shown in Figure 2; Fixed bolt is put into the aluminium sheet blind hole, makes the fixed bolt bottom surface concordant with aluminium sheet blind hole bottom surface, again with the circle hole sleeve of drift on fixed bolt; Then drift is carried out punching press, the edge part of the middle convexity of drift is clamp-oned in the aluminium sheet fully.Distortion after utilizing aluminium to be squeezed is clamp-oned the aluminium material of aluminium sheet blind hole periphery in the groove of fixed bolt.The inner chamfering in the edge of drift convexity is tapered with the extruded edge of aluminium sheet blind hole periphery, encases the fixed bolt bottom securely.Be illustrated in figure 3 as riveted joint processing back aluminium sheet fixed bolt.
Claims (2)
1. the blind hole riveted structure of an aluminium sheet fixed bolt is processed circular blind hole earlier at the aluminium sheet back side, and the blind hole bottom is the plane; The fixed bolt material is cylindrical aluminium, and the bottom is the plane, and a circle groove is arranged at the bottom of fixed bolt lateral surface; Have a circular hole, circular hole periphery that the protruding edge of one circle is arranged in the middle of the drift, there is chamfering inside, edge; Fixed bolt is put into the aluminium sheet blind hole; Again with the circle hole sleeve of drift on fixed bolt, then drift is carried out punching press, make the protruding edge part of drift clamp-on in the aluminium sheet fully; The aluminium material of aluminium sheet blind hole periphery is clamp-oned in the groove of fixed bolt, and the chamfering of the inside, edge that drift is protruding is tapered with the extruded edge of aluminium sheet blind hole periphery.
2. aluminium sheet fixed bolt blind hole riveted structure according to claim 1, the aluminium plate thickness that it is characterized in that adopting is more than or equal to 1.5mm, and its blind hole depth is more than or equal to 1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201051854U CN202097351U (en) | 2011-04-11 | 2011-04-11 | Blind hole riveting structure for aluminum plate fastening stud |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201051854U CN202097351U (en) | 2011-04-11 | 2011-04-11 | Blind hole riveting structure for aluminum plate fastening stud |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202097351U true CN202097351U (en) | 2012-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201051854U Expired - Fee Related CN202097351U (en) | 2011-04-11 | 2011-04-11 | Blind hole riveting structure for aluminum plate fastening stud |
Country Status (1)
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| CN (1) | CN202097351U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195810A (en) * | 2017-07-06 | 2017-09-22 | 池州市骏智机电科技有限公司 | A kind of electrokinetic cell top cover |
| CN110064656A (en) * | 2019-05-31 | 2019-07-30 | 哈尔滨工业大学 | A method of by improving dissimilar metal composite plate rolling deformation concertedness from riveting assignment of configuration |
| CN110064658A (en) * | 2019-05-31 | 2019-07-30 | 哈尔滨工业大学 | A method of laminated hetero composite metal plate is prepared using from riveting pre-manufactured hole configuration rolling riveting |
| CN110064657A (en) * | 2019-05-31 | 2019-07-30 | 哈尔滨工业大学 | A method of enhancing dissimilar metal composite plate bonding strength |
| CN114198376A (en) * | 2017-05-09 | 2022-03-18 | 宾工程工厂公司 | Fastener and method for installing extra-thin sheet material |
| CN114776681B (en) * | 2021-01-22 | 2024-03-22 | 宾科精密部件(中国)有限公司 | Riveting methods and riveting structures |
-
2011
- 2011-04-11 CN CN2011201051854U patent/CN202097351U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114198376A (en) * | 2017-05-09 | 2022-03-18 | 宾工程工厂公司 | Fastener and method for installing extra-thin sheet material |
| CN107195810A (en) * | 2017-07-06 | 2017-09-22 | 池州市骏智机电科技有限公司 | A kind of electrokinetic cell top cover |
| CN110064656A (en) * | 2019-05-31 | 2019-07-30 | 哈尔滨工业大学 | A method of by improving dissimilar metal composite plate rolling deformation concertedness from riveting assignment of configuration |
| CN110064658A (en) * | 2019-05-31 | 2019-07-30 | 哈尔滨工业大学 | A method of laminated hetero composite metal plate is prepared using from riveting pre-manufactured hole configuration rolling riveting |
| CN110064657A (en) * | 2019-05-31 | 2019-07-30 | 哈尔滨工业大学 | A method of enhancing dissimilar metal composite plate bonding strength |
| CN114776681B (en) * | 2021-01-22 | 2024-03-22 | 宾科精密部件(中国)有限公司 | Riveting methods and riveting structures |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Guo Jinghong Document name: Notification to Pay the Fees |
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| DD01 | Delivery of document by public notice |
Addressee: Guo Jinghong Document name: Notification of Termination of Patent Right |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20140411 |