CN109047620B - Self-punching rivet - Google Patents
Self-punching rivet Download PDFInfo
- Publication number
- CN109047620B CN109047620B CN201811138120.2A CN201811138120A CN109047620B CN 109047620 B CN109047620 B CN 109047620B CN 201811138120 A CN201811138120 A CN 201811138120A CN 109047620 B CN109047620 B CN 109047620B
- Authority
- CN
- China
- Prior art keywords
- riveting
- piece
- mounting
- riveting mechanism
- punching
- 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.)
- Active
Links
- 238000004080 punching Methods 0.000 title claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 56
- 238000009434 installation Methods 0.000 claims description 33
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 19
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/30—Particular elements, e.g. supports; Suspension equipment specially adapted for portable riveters
- B21J15/32—Devices for inserting or holding rivets in position with or without feeding arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/38—Accessories for use in connection with riveting, e.g. pliers for upsetting; Hand tools for riveting
- B21J15/42—Special clamping devices for workpieces to be riveted together, e.g. operating through the rivet holes
Abstract
The invention discloses a self-punching rivet which comprises a riveting mechanism, a punching and riveting mechanism and a fixing mechanism, wherein the riveting mechanism comprises a mounting cylinder and a hammering piece, the hammering piece is mounted at the upper end of the mounting cylinder, threads are arranged on the outer side of the mounting cylinder, the punching and riveting mechanism is mounted at the inner side of the riveting mechanism, the punching and riveting mechanism comprises a punching hammer, a riveting piece and a first spring, the punching hammer is movably mounted at the upper end of the inner side of the mounting cylinder through the threads, the riveting piece is movably mounted at the lower end of the inner side of the mounting cylinder, a rotary handle is fixedly arranged at the upper end of the punching hammer, and the first spring is mounted between the rotary handle and the hammering piece. According to the invention, two materials to be riveted are fixed well, the rivet is fixed at the riveting place of the two materials through the fixing mechanism, the riveting mechanism is fixed through the riveting mechanism, and meanwhile, the riveting piece is driven to fix the two materials through the riveting mechanism, so that the stability and the firmness of riveting of the two materials are ensured.
Description
Technical Field
The invention relates to the technical field of rivets, in particular to a self-punching rivet.
Background
Self-piercing rivets are a cold joining technique for joining two or more metal sheets. After the special rivet penetrates through the top-layer plate, the hollow structure at the tail of the rivet is expanded and penetrated under the action of the riveting die, and the bottom-layer plate is not penetrated, so that a firm riveting point is formed. The welding spot is firmly improved by 30 percent compared with the common welding spot; the multi-layer plate can be connected with plates made of different materials and difficult to rivet, and can be sequentially connected with multiple layers of plates; the coating plate or the coating plate can be riveted on the premise of not damaging the coating layer; the riveting process period is short, can be as short as within 1 second, and current pin head simple structure, current rivet damage and easy withdraw from in the riveting operation process, can not reach the result of use, makes the riveting unstable.
Disclosure of Invention
The present invention is directed to providing a self-piercing rivet to solve the above-mentioned problems.
In order to achieve the above purpose, the present invention provides the following technical solutions: the self-punching rivet comprises a riveting mechanism, a punching riveting mechanism and a fixing mechanism, wherein the riveting mechanism comprises an installation cylinder and a hammering piece, the hammering piece is installed at the upper end of the installation cylinder, threads are arranged on the outer side of the installation cylinder, the punching riveting mechanism is installed at the inner side of the riveting mechanism, the punching riveting mechanism comprises a punching hammer, a riveting piece and a first spring, the punching hammer is movably installed at the inner side upper end of the installation cylinder through threads, the riveting piece is movably installed at the inner side lower end of the installation cylinder, a rotating handle is fixedly arranged at the upper end of the punching hammer, the first spring is installed between the rotating handle and the hammering piece, the fixing mechanism is installed at the lower end of the riveting mechanism, the fixing mechanism comprises an installation frame, a fixing plate and a female die, the installation frame is installed at the outer side lower end of the installation cylinder, the fixing plate is installed at one end of the installation frame far away from the installation cylinder, and the female die is installed at the upper end of the fixing plate.
Preferably, the mounting bracket is close to the one end both sides of mounting cylinder and has the screw rod through screw thread movable mounting, the relative one end of screw rod has splint through bearing movable mounting, pass through spout movable mounting between splint and the mounting bracket.
Preferably, the mounting frame is an adjustable mounting frame, an adjusting rod is movably mounted in the middle of the mounting frame, and a fastening bolt is movably mounted between the adjusting rod and the mounting frame through threads.
Preferably, rubber pads are respectively and fixedly arranged at the upper end of the hammering piece and one side, far away from the screw rod, of the clamping plate.
Preferably, the inboard lateral wall card of installation section of thick bamboo is equipped with a plurality of mounting grooves, the second spring is installed to the inboard of mounting groove, the one end that the second spring kept away from the mounting groove is fixed to be provided with the card post.
Preferably, barbs are fixedly arranged on the surface of the riveting piece.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by arranging the riveting mechanism, the punching and riveting mechanism and the fixing mechanism, two materials to be riveted are fixed well, the rivet is fixed at the riveting place of the two materials through the fixing mechanism, the punching and riveting mechanism is fixed through the riveting mechanism, and meanwhile, the riveting piece is driven to fix the two materials through the punching and riveting mechanism, so that the riveting stability and firmness of the two materials are ensured;
2. according to the invention, the rotary handle and the clamping column are arranged, the impact hammer is driven to move by rotating the rotary handle, the impact extrusion is carried out on the riveting piece by the impact hammer, the two materials are riveted by the riveting piece, the clamping column is driven by the second spring to fix and limit the riveting piece while the riveting piece moves downwards to rivet, the connection instability and easy separation of the two materials caused by the return of the riveting piece are avoided, and meanwhile, the surface of the riveting piece is provided with the barbs, the riveting piece is further fixed, and the unstable connection loosening of the two materials caused by the unexpected return of the riveting piece is avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of a self-piercing rivet according to the present invention;
FIG. 2 is an enlarged view of the self-piercing rivet of the present invention at A in FIG. 1;
fig. 3 is an installation view of the self-piercing rivet clamping plate and screw rod of the invention.
In the figure: 1. a riveting mechanism; 11. a mounting cylinder; 12. a hammer; 2. a punching and riveting mechanism; 21. a punch hammer; 22. a rivet; 23. a first spring; 24. rotating the handle; 3. a fixing mechanism; 31. a mounting frame; 32. a fixing plate; 33. a female die; 34. a screw; 35. a clamping plate; 36. an adjusting rod; 37. a fastening nut; 4. a rubber pad; 5. a mounting groove; 6. a second spring; 7. a clamping column; 8. and (3) barbs.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-3, the present invention provides a technical solution: the self-punching rivet comprises a riveting mechanism 1, a punching riveting mechanism 2 and a fixing mechanism 3, wherein the riveting mechanism 1 comprises an installation cylinder 11 and a hammering piece 12, the hammering piece 12 is installed at the upper end of the installation cylinder 11, threads are arranged on the outer side of the installation cylinder 11, the punching riveting mechanism 2 is installed at the inner side of the riveting mechanism 1, the punching riveting mechanism 2 comprises a punching hammer 21, a riveting piece 22 and a first spring 23, the punching hammer 21 is movably installed at the inner side upper end of the installation cylinder 11 through threads, the riveting piece 22 is movably installed at the inner side lower end of the installation cylinder 11, a rotary handle 24 is fixedly arranged at the upper end of the punching hammer 21, the first spring 23 is installed between the rotary handle 24 and the hammering piece 12, the fixing mechanism 3 is installed at the lower end of the riveting mechanism 1, the fixing mechanism 3 comprises an installation frame 31, a fixing plate 32 and a female die 33, the installation frame 31 is installed at the outer side lower end of the installation cylinder 11, the fixing plate 32 is installed at one end of the installation frame 31 far away from the installation cylinder 11, and the female die 33 is installed at the upper end of the fixing plate 32.
Screw rods 34 are movably mounted on two sides of one end, close to the mounting barrel 11, of the mounting frame 31 through threads, clamping plates 35 are movably mounted on the opposite ends of the screw rods 34 through bearings, and the clamping plates 35 and the mounting frame 31 are movably mounted through sliding grooves, so that a device is convenient to fix, and the device runs stably; the mounting frame 31 is an adjustable mounting frame 31, an adjusting rod 36 is movably mounted in the middle of the mounting frame 31, and a fastening nut 37 is movably mounted between the adjusting rod 36 and the mounting frame 31 through threads, so that adjustment is conveniently performed according to the thickness of a riveted material; the upper end of the hammering piece 12 and one side of the clamping plate 35 away from the screw 34 are respectively fixedly provided with a rubber pad 4, so that friction force is increased; the inner side wall of the mounting cylinder 11 is provided with a plurality of mounting grooves 5 in a clamping manner, a second spring 6 is mounted on the inner side of the mounting groove 5, a clamping column 7 is fixedly arranged at one end, far away from the mounting groove 5, of the second spring 6, and the riveting piece 22 is fixedly limited under the drive of the second spring 6; the surface of the riveting piece 22 is fixedly provided with the barb 8, so that the connection of the two materials is prevented from loosening and being unstable due to the accidental return of the riveting piece 22.
Working principle: during the use, drive splint 35 through rotating screw 34 and fix mounting bracket 31 on the installation section of thick bamboo 11 of riveting mechanism 1, adjust the regulation pole 36 on the mounting bracket 31 through the thickness according to two materials, after the completion of regulation, will adjust fixedly through fastening nut 37, and then make riveting mechanism 1, fixed mechanism 3 fix on the riveting material, the bronze drum is with the fixed position of riveting mechanism 1 installation section of thick bamboo 11, install the lower extreme at the central axis with riveting mechanism 1 with die 33 through the mount simultaneously, drive hammer 21 through rotating handle 24 in the riveting mechanism 2 and remove, and then impact extrusion through hammer 21 to riveting 22, and then rivet 22 through riveting 22, the card post 7 is fixed spacing to riveting 22 under the drive of second spring 6 when riveting 22 moves down, avoid riveting 22 to return and make two materials connect unstably, guarantee the stability of hammer 21 through first spring 23 simultaneously, avoid hammer 21 to produce not hard up at the process of operation, barb 8 is further fixed riveting 22 simultaneously, and then carry out impact extrusion to riveting 22 through riveting 22, and then carry out riveting 22 to two materials under the drive of second spring 6, avoid two unexpected expansion piece 33, thereby two materials to be connected to the two sides.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. Self-piercing riveting machine, including riveting mechanism (1), dashing riveting mechanism (2), fixed establishment (3), its characterized in that: the riveting mechanism (1) comprises a mounting cylinder (11) and a hammering piece (12), the hammering piece (12) is mounted at the upper end of the mounting cylinder (11), threads are arranged on the outer side of the mounting cylinder (11), the riveting mechanism (2) is mounted at the inner side of the riveting mechanism (1), the riveting mechanism (2) comprises a punching hammer (21), a riveting piece (22) and a first spring (23), the punching hammer (21) is movably mounted at the upper end of the inner side of the mounting cylinder (11) through threads, the riveting piece (22) is movably mounted at the lower end of the inner side of the mounting cylinder (11), a rotating handle (24) is fixedly arranged at the upper end of the punching hammer (21), the first spring (23) is mounted between the rotating handle (24) and the hammering piece (12), the fixing mechanism (3) is mounted at the lower end of the riveting mechanism (1), the fixing mechanism (3) comprises a mounting frame (31), a fixing plate (32) and a female die (33), the riveting piece (31) is mounted at the lower end of the mounting cylinder (11) at the lower end of the mounting frame (32) far away from the fixing plate (32), the utility model discloses a rivet fixing device for a steel wire rope, including installation section of thick bamboo (11), installation frame (31), screw rod (34) are passed through to the one end both sides that are close to installation section of thick bamboo (11), screw rod (34) relative one end is through bearing movable mounting splint (35), through spout movable mounting between splint (35) and installation frame (31), installation frame (31) are adjustable installation frame (31), movable mounting has regulation pole (36) in the middle of installation frame (31), there is fastening nut (37) through screw movable mounting between regulation pole (36) and installation frame (31), the upper end of hammering piece (12), splint (35) are kept away from one side of screw rod (34) and are fixed respectively and are provided with rubber pad (4), the inboard lateral wall card of installation section of thick bamboo (11) is equipped with a plurality of mounting grooves (5), the inboard of mounting groove (5) is installed second spring (6), the one end that mounting groove (5) were kept away from to second spring (6) is fixed and is provided with draw-in post (7), fixed surface of riveting piece (22) is provided with barb (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811138120.2A CN109047620B (en) | 2018-09-28 | 2018-09-28 | Self-punching rivet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811138120.2A CN109047620B (en) | 2018-09-28 | 2018-09-28 | Self-punching rivet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109047620A CN109047620A (en) | 2018-12-21 |
| CN109047620B true CN109047620B (en) | 2024-04-02 |
Family
ID=64766628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811138120.2A Active CN109047620B (en) | 2018-09-28 | 2018-09-28 | Self-punching rivet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109047620B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915217A (en) * | 2021-09-16 | 2022-01-11 | 北京汽车研究总院有限公司 | Rivet and vehicle with same |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4419065A1 (en) * | 1994-05-31 | 1995-12-07 | Boellhoff Gmbh Verbindungs Und | Self=stamping riveting machine for overlapping sheet metal components |
| CA2259357A1 (en) * | 1996-07-04 | 1998-01-15 | Keith Denham | Self-piercing riveting |
| JP2002093489A (en) * | 2000-09-19 | 2002-03-29 | Fukui Byora Co Ltd | Current passing method for extremely thin layered product and sheet-like electrode |
| JP2003305531A (en) * | 2002-02-14 | 2003-10-28 | Honda Motor Co Ltd | Caulking machine for self-piercing rivet and improved punch used in this caulking machine |
| CN101829903A (en) * | 2010-06-08 | 2010-09-15 | 上海交通大学 | Single-sided self-piercing friction stub rivet welding device and connection method thereof |
| CN101920302A (en) * | 2010-09-07 | 2010-12-22 | 上海交通大学 | Electroplastic self-piercing riveting device |
| JP2013068233A (en) * | 2011-09-20 | 2013-04-18 | Toyota Motor Corp | Connection structure and connection method |
| CN104023869A (en) * | 2012-03-31 | 2014-09-03 | 约翰逊控股公司 | Method for joining workpiece layers and connecting element and joining device |
| CN104399859A (en) * | 2014-11-25 | 2015-03-11 | 眉山南车紧固件科技有限公司 | Method and system for self-locking and fixedly connecting thin plate |
| CN104709378A (en) * | 2013-12-13 | 2015-06-17 | 福特全球技术公司 | Methods for Joining More Than Two Panels Together and Assemblies Formed by the Methods |
| CN205415473U (en) * | 2016-04-05 | 2016-08-03 | 武昌工学院 | Swift spanner of multipurpose |
| CN208853640U (en) * | 2018-09-28 | 2019-05-14 | 无锡安士达五金有限公司 | Self-punching rivet |
-
2018
- 2018-09-28 CN CN201811138120.2A patent/CN109047620B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4419065A1 (en) * | 1994-05-31 | 1995-12-07 | Boellhoff Gmbh Verbindungs Und | Self=stamping riveting machine for overlapping sheet metal components |
| CA2259357A1 (en) * | 1996-07-04 | 1998-01-15 | Keith Denham | Self-piercing riveting |
| JP2002093489A (en) * | 2000-09-19 | 2002-03-29 | Fukui Byora Co Ltd | Current passing method for extremely thin layered product and sheet-like electrode |
| JP2003305531A (en) * | 2002-02-14 | 2003-10-28 | Honda Motor Co Ltd | Caulking machine for self-piercing rivet and improved punch used in this caulking machine |
| CN101829903A (en) * | 2010-06-08 | 2010-09-15 | 上海交通大学 | Single-sided self-piercing friction stub rivet welding device and connection method thereof |
| CN101920302A (en) * | 2010-09-07 | 2010-12-22 | 上海交通大学 | Electroplastic self-piercing riveting device |
| JP2013068233A (en) * | 2011-09-20 | 2013-04-18 | Toyota Motor Corp | Connection structure and connection method |
| CN104023869A (en) * | 2012-03-31 | 2014-09-03 | 约翰逊控股公司 | Method for joining workpiece layers and connecting element and joining device |
| CN104709378A (en) * | 2013-12-13 | 2015-06-17 | 福特全球技术公司 | Methods for Joining More Than Two Panels Together and Assemblies Formed by the Methods |
| CN104399859A (en) * | 2014-11-25 | 2015-03-11 | 眉山南车紧固件科技有限公司 | Method and system for self-locking and fixedly connecting thin plate |
| CN205415473U (en) * | 2016-04-05 | 2016-08-03 | 武昌工学院 | Swift spanner of multipurpose |
| CN208853640U (en) * | 2018-09-28 | 2019-05-14 | 无锡安士达五金有限公司 | Self-punching rivet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109047620A (en) | 2018-12-21 |
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