CN111069443A - Hydraulic riveting device and riveting method - Google Patents
Hydraulic riveting device and riveting method Download PDFInfo
- Publication number
- CN111069443A CN111069443A CN201911311751.4A CN201911311751A CN111069443A CN 111069443 A CN111069443 A CN 111069443A CN 201911311751 A CN201911311751 A CN 201911311751A CN 111069443 A CN111069443 A CN 111069443A
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- riveting
- male die
- plate
- hydraulic
- hydraulic cylinder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
- B21D39/03—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal otherwise than by folding
- B21D39/031—Joining superposed plates by locally deforming without slitting or piercing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Insertion Pins And Rivets (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a hydraulic riveting device and a riveting method, belonging to the technical field of riveting and comprising a driving mechanism, a butting mechanism and a rib plate; the driving mechanism comprises a hydraulic cylinder, a connecting plate driven by the hydraulic cylinder and a first male die detachably connected with the connecting plate; the abutting mechanism comprises a fixed seat and a second male die detachably connected with the fixed seat, the positions of the first male die and the second male die are opposite, and a gap is formed between the first male die and the second male die; the rib plate is connected with the driving mechanism and the abutting mechanism. The invention discloses a hydraulic riveting device which realizes riveting of a first riveting plate and a second riveting plate by matching of a first male die and a second male die, wherein a boss protrudes out of the first male die and extends into a riveting groove of the first riveting plate, and when a hydraulic cylinder is executed, only the second riveting plate is locally deformed, so that rivet-free riveting of a thicker plate is realized.
Description
Technical Field
The invention relates to the technical field of riveting, in particular to a hydraulic riveting device and a riveting method.
Background
Whether the guide rail supporting plate and the truss connecting plate are firm or not directly influences the comfort and the safety of the whole ladder. The traditional connecting mode adopts a bolt and a positioning pin connecting and fixing mode, particularly the positioning pin is arranged, and the plate is thick, so that the whole process can be completed by a plurality of steps, and the assembling efficiency of the whole machine is greatly reduced.
If adopt riveted mode riveting guide rail backup pad and truss connection board, because riveting guide rail backup pad and truss connection board thickness are thick, can't realize at all when adopting the riveting of no rivet, the root cause is that, thicker guide rail backup pad and truss connection board realize that deformation riveting is very difficult, even adopt the equipment that pressure is enough big to realize guide rail backup pad and truss connection board riveting, riveting intensity is also not enough at all, thick panel can't closely laminate.
Disclosure of Invention
In view of the above disadvantages in the prior art, the present invention provides a hydraulic riveting apparatus and a riveting method for riveting a thick plate without a rivet.
The technical scheme adopted by the invention for solving the technical problem is a hydraulic riveting device, which comprises:
the driving mechanism comprises a hydraulic cylinder, a connecting plate driven by the hydraulic cylinder and a first male die detachably connected with the connecting plate;
the abutting mechanism comprises a fixed seat and a second male die detachably connected with the fixed seat, the positions of the first male die and the second male die are opposite, and a gap is formed between the first male die and the second male die;
and the rib plate is connected with the driving mechanism and the abutting mechanism.
Preferably, the first male die comprises a positioning part and a connecting part, and the connecting part extends into the connecting plate and is in threaded connection with the connecting plate.
Preferably, the positioning portion is integrally formed with the connecting portion.
Preferably, the surface of the positioning part opposite to the second male die is provided with a protruding boss.
Preferably, the second male die comprises an abutting head and a positioning head, the positioning head extends into the fixing seat, and the abutting head faces to the direction of the first male die.
Preferably, the side body of the abutting head is provided with an abutting plate, and the abutting plate abuts against one end face of the fixed seat.
Preferably, the fixing seat is provided with a through hole for the positioning head to extend into.
Preferably, the abutment head is integrally formed with the positioning head.
Preferably, the abutting head is circular, the end surface of the abutting head is a curved surface, and the abutting head is provided with a plurality of cutting surfaces connected with the end surface of the abutting head.
Preferably, the hydraulic cylinder is a one-way hydraulic cylinder.
Preferably, the driving mechanism further comprises a sleeve, a positioning sleeve and a clamp spring, the positioning sleeve is detachably connected with the hydraulic cylinder, the clamp spring is connected with the hydraulic cylinder, and the sleeve is sleeved on the hydraulic cylinder and is located between the clamp spring and the positioning sleeve.
Preferably, two ends of the rib plate are respectively connected with the sleeve and the outer wall of the fixed seat in a welding mode.
A riveting method comprising the steps of:
a riveting groove into which a first male die can extend is formed in the first riveting plate, and the part of the first male die extending into the riveting groove is smaller than the thickness of the first riveting plate;
attaching a second riveting plate to the first riveting plate;
and driving the hydraulic cylinder to enable the first male die and the second male die to be close to each other, and enabling the second male die to extrude the second riveting plate to deform so that the deformed part is sunk into the riveting groove and is contacted with the first male die.
The invention discloses a hydraulic riveting device which realizes riveting of a first riveting plate and a second riveting plate by matching of a first male die and a second male die, wherein a boss protrudes out of the first male die and extends into a riveting groove of the first riveting plate, and when a hydraulic cylinder is executed, only the second riveting plate is locally deformed, so that rivet-free riveting of a thicker plate is realized.
Drawings
Fig. 1 is a schematic perspective view of a hydraulic riveting apparatus according to embodiment 1.
FIG. 2 is a schematic view of the structure of the second male mold in example 1.
Fig. 3 is a schematic structural view of the first male mold in example 1.
Fig. 4 is a sectional view showing riveting of the first riveting plate and the second riveting plate by the hydraulic riveting apparatus in embodiment 2.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Referring to fig. 1 to 4, the present invention discloses a hydraulic riveting apparatus and a riveting method, both of which are for riveting a thicker plate, and performing rivet-free riveting on the thicker plate.
Example 1
A hydraulic riveting device comprises a driving mechanism 100, an abutting mechanism 200 and a rib plate 300; the driving mechanism 100 and the abutting mechanism 200 are arranged at intervals, the driving mechanism 100 and the abutting mechanism 200 are fixedly connected through a rib plate 300, the outer walls of the driving mechanism 100 and the abutting mechanism 200 are fixedly connected with two ends of the rib plate 300 respectively, and the rib plate 300 is approximately arched.
When riveting first riveting plate 400 and second riveting plate 500, actuating mechanism 100 is as the power spare for actuating mechanism 100 and butt mechanism 200 cooperate, make first riveting plate 400 or second riveting plate 500 produce deformation, and then realize the riveting of first riveting plate 400 and second riveting plate 500.
In the present embodiment, the driving mechanism 100 includes a hydraulic cylinder 110, a connecting plate 120 driven by the hydraulic cylinder 110, and a first punch 130 detachably connected to the connecting plate 120; specifically, a piston rod of the hydraulic cylinder 110 is connected to the connecting plate 120, and when the hydraulic cylinder 110 is activated, the piston rod is extended, and the first male die 130 can be pushed by pushing the connecting plate 120.
The abutting mechanism 200 comprises a fixed seat 210 and a second male die 220 detachably connected with the fixed seat 210, the positions of the first male die 130 and the second male die 220 are opposite, and a gap is formed between the first male die 130 and the second male die 220; when the hydraulic cylinder 110 is driven, the piston rod pushes the connecting plate 120, and the connecting plate 120 drives the first male die 130 to approach the second male die 220, so that the first riveting plate 400 or/and the second riveting plate 500 are locally deformed when the first male die 130 and the second male die 220 approach each other, and further the local deformation of the first riveting plate 400 and the second riveting plate 500 is realized.
The rib plate 300 is a high-strength plate, and the driving mechanism 100 and the abutting mechanism 200 are fixedly connected through the rib plate 300.
The first male die 130 comprises a positioning part 131 and a connecting part 132, and the connecting part 132 extends into the connecting plate 120 and is in threaded connection with the connecting plate 120.
In this embodiment, the connecting portion 132 of the first male die 130 extends into the connecting plate 120 to be in threaded connection with the connecting plate 120, and the positioning portion 131 is attached to the connecting plate 120, specifically, the connecting plate 120 is provided with a socket head cap screw, the first male die 130 can be locked by the socket head cap screw, when the connecting portion 132 of the first male die 130 is broken, the connection between the first male die 130 and the connecting plate 120 can be detached by loosening the socket head cap screw, and in the process of detaching and installing at ordinary times, the first male die 130 can be easily detached only by tightening or loosening the socket head cap screw.
In the present embodiment, the positioning portion 131 is integrally formed with the connecting portion 132.
The surface of the positioning portion 131 opposite to the second punch 220 is provided with a protruding boss 131a, the connection position is far away from one surface of the second punch 220, when the first riveting plate 400 and the second riveting plate 500 are riveted, the boss 131a extends into the riveting groove 410 of the first riveting plate 400, when the hydraulic cylinder 110 is driven, the first punch 130 and the second punch 220 gradually approach each other, and the second punch 220 causes a local deformation of the second riveting plate 500 in the process of approaching the first punch 130, and the deformation is locally sunk into the riveting groove 410 of the first riveting plate 400, so as to finally realize rivet-free riveting.
Specifically, the second male die 220 is also connected to the fixing seat 210 through a screw, and the second male die 220 passes through the fixing seat 210 and is locked to the second male die 220 through a gasket and a nut.
The second punch 220 comprises an abutment head 221 and a positioning head 222, the positioning head 222 extends into the holder 210, and the abutment head 221 faces the first punch 130.
The positioning head 222 penetrates through the fixing seat 210, the part of the positioning head 222 penetrating through the positioning seat is provided with external threads, a gasket and a nut are sleeved on the part penetrating through the positioning seat, and the position of the second male die 220 is locked through the nut.
The side body of the abutting head 221 is provided with an abutting plate 221a, and the abutting plate 221a abuts against one end surface of the fixed seat 210.
When the nut is locked, the retaining plate 221a and the nut are matched to lock the fixed seat 210, so that the second male die 220 is positioned on the fixed seat 210.
In addition, when the second male die 220 is installed, the installation and fixation of the second male die 220 and the fixed seat 210 can be realized only by enabling the positioning head 222 to penetrate through the fixed seat 210 and then matching the nut with the positioning head 222, so that the second male die 220 is also very convenient to install.
When the second male die 220 is disassembled, the nut is loosened, so that the second male die 220 penetrates out of the fixed seat 210, and the male die and the fixed seat 210 are disassembled.
In the working process of the hydraulic riveting device, if the first male die 130, the second male die 220 and the hydraulic cylinder 110 are damaged, the whole hydraulic riveting device is disassembled directly by unscrewing the socket head cap screws or nuts, and parts which are damaged are replaced.
The fixing base 210 is provided with a through hole for the positioning head 222 to extend into, in this embodiment, the positioning head 222 passes through the through hole of the fixing base 210. The abutting head 221 and the positioning head 222 are integrally formed.
The abutting head 221 is circular, the end face of the abutting head is a curved surface, the abutting head 221 is provided with a plurality of cutting faces 221b connected with the end face of the abutting head, and the cutting faces 221b are convenient to remove the second male die 220 after riveting is completed.
The hydraulic cylinder 110 is a one-way hydraulic cylinder 110.
The driving mechanism 100 further comprises a sleeve 140, a positioning sleeve 150 and a clamp spring 160, the positioning sleeve 150 is detachably connected with the hydraulic cylinder 110, the clamp spring 160 is connected with the hydraulic cylinder 110, and the sleeve 140 is sleeved on the hydraulic cylinder 110 and is located between the clamp spring 160 and the positioning sleeve 150.
Specifically speaking, actuating mechanism 100 is also the structure of convenient dismouting, and sleeve 140 overlaps on the outer wall of pneumatic cylinder 110, and sleeve 140 passes through position sleeve 150 and jump ring 160 location, position sleeve 150 with the outer wall threaded connection of pneumatic cylinder 110, position sleeve 150 set up respectively at the both ends of pneumatic cylinder 110, when the dismouting actuating mechanism 100, when dismouting actuating mechanism 100, the accessible is twisted and is moved position sleeve 150 and realize actuating mechanism 100's dismouting, when dismantling actuating mechanism 100, unscrews position sleeve 150, can take out sleeve 140 realizes the dismantlement of sleeve 140, pneumatic cylinder 110 and position sleeve 150.
Two ends of the rib plate 300 are respectively connected with the sleeve 140 and the outer wall of the fixed seat 210 in a welding manner.
Example 2
A riveting method comprising the steps of:
a riveting groove 410 into which the first male die 130 can extend is formed in the first riveting plate 400, and the part of the first male die 130 extending into the riveting groove 410 is smaller than the thickness of the first riveting plate 400;
attaching a second riveting plate 500 to the first riveting plate 400;
the hydraulic cylinder 110 is driven to make the first punch 130 close to the second punch 220, and the second punch 220 presses the second riveting plate 500 to deform, so that the deformed part sinks into the riveting groove 410 and contacts with the first punch 130.
In this embodiment, the first riveting plate 400 is provided with a structure shape matched with the boss 131a in the first punch 130, when the first riveting plate 400 and the second riveting plate 500 are riveted, the boss 131a in the first punch 130 extends into the riveting groove 410 of the first riveting plate 400, the hydraulic cylinder 110 is driven, the first punch 130 and the second punch 220 are close to each other, the first riveting plate 400 and the second riveting plate 500 are located between the first punch 130 and the second punch 220, the second punch 220 enables the second riveting plate 500 to generate local deformation, the part of the deformation in the second riveting plate 500 extends into the riveting groove 410, and when the part of the deformation in the second riveting plate 500 contacts with the boss 131a, riveting is completed.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (13)
1. A hydraulic riveting apparatus, comprising:
the driving mechanism comprises a hydraulic cylinder, a connecting plate driven by the hydraulic cylinder and a first male die detachably connected with the connecting plate;
the abutting mechanism comprises a fixed seat and a second male die detachably connected with the fixed seat, the positions of the first male die and the second male die are opposite, and a gap is formed between the first male die and the second male die;
and the rib plate is connected with the driving mechanism and the abutting mechanism.
2. The hydraulic riveting apparatus according to claim 1, wherein the first male die comprises a positioning part and a connecting part, and the connecting part extends into the connecting plate and is in threaded connection with the connecting plate.
3. The hydraulic riveting apparatus according to claim 2, wherein the positioning part is integrally formed with the connecting part.
4. The hydraulic riveting apparatus according to claim 2, wherein the surface of the positioning part facing the second punch is provided with a protruding boss.
5. The hydraulic riveting device according to any one of claims 1-4, wherein the second punch comprises an abutting head and a positioning head, the positioning head extends into the fixed seat, and the abutting head faces the first punch.
6. The hydraulic riveting device according to claim 5, wherein the side body of the abutting head is provided with an abutting plate which abuts against one end surface of the fixed seat.
7. The hydraulic riveting device according to claim 5, wherein the fixed seat is provided with a through hole for the positioning head to extend into.
8. A hydraulic riveting apparatus according to claim 5, wherein the abutment head is integrally formed with the locating head.
9. A hydraulic riveting apparatus according to claim 5, wherein the abutment head is circular and has a curved end face, and the abutment head is provided with a plurality of cutting faces connected to the end face.
10. The hydraulic riveting apparatus of claim 1, wherein the hydraulic cylinder is a one-way hydraulic cylinder.
11. The hydraulic riveting device of claim 1, wherein the driving mechanism further comprises a sleeve, a positioning sleeve and a clamp spring, the positioning sleeve is detachably connected with the hydraulic cylinder, the clamp spring is connected with the hydraulic cylinder, and the sleeve is sleeved on the hydraulic cylinder and is positioned between the clamp spring and the positioning sleeve.
12. The hydraulic riveting device according to claim 1, wherein two ends of the rib plate are respectively connected with the sleeve and the outer wall of the fixed seat in a welding manner.
13. A riveting method using a hydraulic riveting apparatus according to any one of claims 1-12, characterized by comprising the steps of:
a riveting groove into which a first male die can extend is formed in the first riveting plate, and the part of the first male die extending into the riveting groove is smaller than the thickness of the first riveting plate;
attaching a second riveting plate to the first riveting plate;
and driving the hydraulic cylinder to enable the first male die and the second male die to be close to each other, and enabling the second male die to extrude the second riveting plate to deform so that the deformed part is sunk into the riveting groove and is contacted with the first male die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911311751.4A CN111069443A (en) | 2019-12-18 | 2019-12-18 | Hydraulic riveting device and riveting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911311751.4A CN111069443A (en) | 2019-12-18 | 2019-12-18 | Hydraulic riveting device and riveting method |
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| Publication Number | Publication Date |
|---|---|
| CN111069443A true CN111069443A (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911311751.4A Pending CN111069443A (en) | 2019-12-18 | 2019-12-18 | Hydraulic riveting device and riveting method |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5674326A (en) * | 1979-11-20 | 1981-06-19 | Matsushita Electric Ind Co Ltd | Projecting part of plate body and its forming device |
| JPS5881537A (en) * | 1981-11-10 | 1983-05-16 | Morita Kosan:Kk | Binding method of metallic plate |
| EP0423544A1 (en) * | 1989-10-18 | 1991-04-24 | WALTER ECKOLD GmbH & Co. KG Vorrichtungs- und Gerätebau | Method of connecting two components |
| DE10309381A1 (en) * | 2003-03-03 | 2004-09-16 | Mds Maschinen- Und Werkzeugbau Gmbh | Connecting workpieces within an adding range, by pushing a portion of one workpiece through a stamp towards the other workpiece such that the connecting pin of that workpiece is inserted into the opening of the other workpiece |
| JP2013220463A (en) * | 2012-04-19 | 2013-10-28 | Santoku Shoji Kk | Fastening structure of metal plate, fastening method, fastener, and metal plate fastening body |
| CN103447401A (en) * | 2012-05-28 | 2013-12-18 | 株式会社理光 | Plate-shaped component connecting body, plate-shaped component connecting method, and image forming apparatus |
| CN204018630U (en) * | 2014-08-19 | 2014-12-17 | 安阳市三兴机械工业有限责任公司 | Quick-action type automobile frame hydraulic efficiency riveting device |
| CN108380765A (en) * | 2018-03-09 | 2018-08-10 | 吉林大学 | Carbon fibre composite is with aluminium alloy without rivet riveting device and method |
| CN207840008U (en) * | 2018-02-01 | 2018-09-11 | 中山市鹰飞电器有限公司 | A kind of hydraulic efficiency riveting equipment |
| CN207900037U (en) * | 2018-02-12 | 2018-09-25 | 苏州施米特机械有限公司 | Vehicle dormer window robot is without rivet interlacement hand vice |
| CN211965657U (en) * | 2019-12-18 | 2020-11-20 | 宁波宏大电梯有限公司 | Hydraulic riveting device |
-
2019
- 2019-12-18 CN CN201911311751.4A patent/CN111069443A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5674326A (en) * | 1979-11-20 | 1981-06-19 | Matsushita Electric Ind Co Ltd | Projecting part of plate body and its forming device |
| JPS5881537A (en) * | 1981-11-10 | 1983-05-16 | Morita Kosan:Kk | Binding method of metallic plate |
| EP0423544A1 (en) * | 1989-10-18 | 1991-04-24 | WALTER ECKOLD GmbH & Co. KG Vorrichtungs- und Gerätebau | Method of connecting two components |
| DE10309381A1 (en) * | 2003-03-03 | 2004-09-16 | Mds Maschinen- Und Werkzeugbau Gmbh | Connecting workpieces within an adding range, by pushing a portion of one workpiece through a stamp towards the other workpiece such that the connecting pin of that workpiece is inserted into the opening of the other workpiece |
| JP2013220463A (en) * | 2012-04-19 | 2013-10-28 | Santoku Shoji Kk | Fastening structure of metal plate, fastening method, fastener, and metal plate fastening body |
| CN103447401A (en) * | 2012-05-28 | 2013-12-18 | 株式会社理光 | Plate-shaped component connecting body, plate-shaped component connecting method, and image forming apparatus |
| CN204018630U (en) * | 2014-08-19 | 2014-12-17 | 安阳市三兴机械工业有限责任公司 | Quick-action type automobile frame hydraulic efficiency riveting device |
| CN207840008U (en) * | 2018-02-01 | 2018-09-11 | 中山市鹰飞电器有限公司 | A kind of hydraulic efficiency riveting equipment |
| CN207900037U (en) * | 2018-02-12 | 2018-09-25 | 苏州施米特机械有限公司 | Vehicle dormer window robot is without rivet interlacement hand vice |
| CN108380765A (en) * | 2018-03-09 | 2018-08-10 | 吉林大学 | Carbon fibre composite is with aluminium alloy without rivet riveting device and method |
| CN211965657U (en) * | 2019-12-18 | 2020-11-20 | 宁波宏大电梯有限公司 | Hydraulic riveting device |
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Application publication date: 20200428 |
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| RJ01 | Rejection of invention patent application after publication |