CN114011975A - A starter drive end cover bearing punching riveting tool - Google Patents
A starter drive end cover bearing punching riveting tool Download PDFInfo
- Publication number
- CN114011975A CN114011975A CN202111075328.6A CN202111075328A CN114011975A CN 114011975 A CN114011975 A CN 114011975A CN 202111075328 A CN202111075328 A CN 202111075328A CN 114011975 A CN114011975 A CN 114011975A
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- Prior art keywords
- punching
- riveting
- workpiece
- mandrel
- limiting
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- 238000004080 punching Methods 0.000 title claims abstract description 51
- 239000007858 starting material Substances 0.000 title claims abstract description 25
- 238000012937 correction Methods 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 abstract description 6
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/14—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by turning devices, e.g. turn-tables
-
- 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
- B21D53/00—Making other particular articles
- B21D53/84—Making other particular articles other parts for engines, e.g. connecting-rods
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Insertion Pins And Rivets (AREA)
Abstract
本发明公开了一种起动机驱动端盖轴承冲铆工装，包括：芯轴；弹性件，弹性件设置于所述芯轴的一端；预压件，预压件与所述芯轴活动连接，并且所述预压件沿着所述芯轴的轴线方向运动时，弹性件受到的外力可发生变化；冲铆部，冲铆部包括冲铆基体及冲头，所述冲铆基体套设于所述预压件，并且所述冲铆基体与所述芯轴的一端固定连接，所述冲铆基体靠近工件的一端设置有多个沿其周向间隔布置的所述冲头，当所述冲头对工件进行冲铆时，所述预压件先于所述冲头与工件接触。通过预压件对工件进行预压，随后冲头再对工件进行冲铆，驱动源产生的一个位移同时实现的预压、冲铆的两个动作，通过转动工件，进行两次冲铆，保证了每次冲铆的质量。
The invention discloses a punching riveting tool for a starter drive end cover bearing, comprising: a mandrel; an elastic part, the elastic part is arranged at one end of the mandrel; And when the pre-pressing piece moves along the axis direction of the mandrel, the external force on the elastic piece can change; the punching riveting part includes a punching riveting base and a punch, and the punching riveting base is sleeved on the punching riveting base. The pre-press, and the punching riveting base is fixedly connected with one end of the mandrel, and one end of the punching riveting base close to the workpiece is provided with a plurality of the punches arranged at intervals along its circumferential direction. When the punch rives the workpiece, the pre-press comes into contact with the workpiece before the punch. The workpiece is pre-pressed by the pre-press, and then the punch is riveted to the workpiece. A displacement generated by the driving source simultaneously realizes the two actions of pre-pressing and riveting. By rotating the workpiece, the riveting is performed twice to ensure that The quality of each punching riveting.
Description
Technical Field
The invention relates to the technical field of crane assembly, in particular to a punching and riveting tool for a bearing of a driving end cover of a starter.
Background
During starter assembly, a bearing is required to be pressed in the driving cover to ensure the flexibility and the stability of motor rotation, punching riveting is required to be carried out on the end face of the driving cover for avoiding the bearing from falling off when the starter works, and the bearing is pressed by the flanging of the punching riveting.
The existing industry is used for dashing the frock of riveting mostly 8a little and once dashes the riveting frock, if dashes the pressure of riveting too big can dash the work piece ring flange, dashes the pressure of riveting too little and can not guarantee that the power of deviating from of bearing is qualified to urgent need to design one kind and can avoid dashing the work piece ring flange, can guarantee to dash the frock of riveting back bearing and take off the power.
Disclosure of Invention
The invention aims to overcome the technical defects and provides the punching and riveting tool for the bearing of the driving end cover of the starter, so that the bearing is accurately punched and riveted, and the bearing is prevented from falling off during working.
In order to achieve the technical purpose, the technical scheme of the invention provides a punching and riveting tool for a bearing of a driving end cover of a starter, which comprises:
a mandrel;
the elastic piece is arranged at one end of the mandrel;
the prepressing piece is movably connected with the mandrel, and when the prepressing piece moves along the axial direction of the mandrel, the external force applied to the elastic piece can be changed;
the punching and riveting part comprises a punching and riveting base body and a punch, the punching and riveting base body is sleeved on the prepressing part and fixedly connected with one end of the mandrel, one end, close to the workpiece, of the punching and riveting base body is provided with a plurality of punches which are arranged at intervals along the circumferential direction of the punching and riveting base body, and when the punch punches the workpiece, the prepressing part is in contact with the workpiece before the punch.
Furthermore, the punching and riveting tool for the starter driving end cover bearing further comprises a correcting sleeve and a positioning disc, wherein one end of the correcting sleeve is provided with a first limiting surface for radially limiting the punching and riveting base body, and the other end of the correcting sleeve is provided with a second limiting surface for radially limiting the positioning disc.
Further, starter drive end cover bearing dashes and rivets frock still include first support column and second support column, first support column with the dabber is connected, the second support column with the positioning disk is connected, be provided with on the second support column right first support column axial spacing third spacing face.
Further, first support column with the detachable fixed connection of dabber, first support column includes first spliced pole and the second spliced pole of arranging along same axis, the outer peripheral face of first spliced pole is provided with first external screw thread, the relative work piece of dabber one end be provided with first external screw thread matched with first screw hole, the external diameter of second spliced pole is greater than the external diameter of first spliced pole.
Further, the second support column with the detachable fixed connection of positioning disk, the second support column includes third spliced pole and the fourth spliced pole of arranging along same axis, the external diameter of third spliced pole is less than the external diameter of fourth spliced pole, set up on the positioning disk with the connecting hole that the cooperation of third spliced pole is connected, the aperture of connecting hole with the external diameter of third spliced pole is unanimous.
Further, the axes of the first support column and the second support column are collinear.
Furthermore, a first limiting member for limiting the position of the workpiece at a first rotation angle position and a second limiting member for limiting the position of the workpiece at a second rotation angle position are arranged on the positioning disc, and a rotation angle difference value of the workpiece at the first rotation angle position and the second rotation angle position is 30 degrees.
Compared with the prior art, the invention has the beneficial effects that: carry out the pre-compaction to the work piece through the casting die in advance, the drift punches the riveting to the work piece again afterwards, and the pre-compaction that a displacement that the driving source produced realized simultaneously, two actions of punching the riveting, the work piece can rotate on the positioning disk, adopts first locating part and second locating part, carries out spacingly to the work piece that is in first switching position and second corner position respectively, through rotating the work piece, punches twice and rivets, has guaranteed the quality of punching the riveting at every turn.
Drawings
FIG. 1 is a schematic cross-sectional structure view of one embodiment of a use state of a starter driving end cover bearing punching and riveting tool provided by the invention;
FIG. 2 is a schematic cross-sectional structure view of one embodiment of a punching and riveting tool for a bearing of a driving end cover of a starter provided by the invention;
FIG. 3 is a schematic structural diagram of a top view of a positioning disc in the punching and riveting tool for the bearing of the starter driving end cover provided by the invention;
fig. 4 is a schematic top-view structural diagram of a workpiece on a positioning plate in the starter driving end cover bearing rivet punching tool provided by the invention at a first rotation angle position;
fig. 5 is a schematic top-view structural view of a workpiece on a positioning plate in the starter driving end cover bearing rivet punching tool provided by the invention at a second switching position.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 5, the embodiment provides a punching and riveting tool for a bearing of a driving end cover of a starter, including: the riveting device comprises a mandrel 1, an elastic piece 2, a prepressing piece 3 and a riveting part 4.
The elastic piece 2 is arranged at one end of the mandrel 1, the prepressing piece 3 is movably connected with the mandrel 1, when the prepressing piece 3 moves along the axial direction of the mandrel 1, the external force applied to the elastic piece 2 can change, the riveting part 4 comprises a riveting base 41 and a punch 42, the riveting base 41 is sleeved on the prepressing piece 3, the riveting base 41 is fixedly connected with one end of the mandrel 1, one end, close to a workpiece a, of the riveting base 41 is provided with a plurality of punches 42 arranged at intervals along the circumferential direction of the workpiece a, when the punch 42 punches and rivets the workpiece a, the prepressing piece 3 contacts the workpiece a before the punch 42, the mandrel 1 and the prepressing piece 3 can be made of No. 45 steel, and the riveting part 4 can be made of 65 Mn.
The workpiece a is pre-pressed through the pre-pressing piece 3, then the punch 42 is used for punching and riveting the workpiece a, and two actions of pre-pressing and punching and riveting are simultaneously realized through one displacement generated by the driving source.
In this embodiment, the starter drive end cover bearing punching and riveting tool further includes a correction sleeve 5 and a positioning plate 6, one end of the correction sleeve 5 is provided with a first limiting surface a1 for radially limiting the punching and riveting base body 41, the other end of the correction sleeve 5 is provided with a second limiting surface a2 for radially limiting the positioning plate 6, specifically, the correction sleeve 5 can be made of CrWMn, the correction sleeve 5 is annular, the first limiting surface a1 is the inner circumferential surface of the correction sleeve 5, the outer circumferential surface of one end of the correction sleeve 5 close to the positioning plate 6 is provided with an annular notch, the annular notch is coaxial with the correction sleeve 5, the annular notch is provided with the second limiting surface a2 and a first step surface a3, the positioning plate 6 can be made of steel No. 45, one surface of the positioning plate 6, which is opposite to the punch 42, is provided with a workpiece positioning groove b, the workpiece positioning groove b at least has an annular limiting surface, when a first step surface a3 on the correcting sleeve 5 is abutted against the opposite surface of the positioning disc 6, a second limiting surface a2 is in coaxial contact with the annular limiting surface, the diameter of the second limiting surface a2 is consistent with that of the annular limiting surface, the diameter of the first limiting surface a1 is consistent with the outer diameter of the punch rivet base body 41, the correcting sleeve 5 is mainly used for calibrating the mandrel 1 and the positioning disc 6 after the work is started or the tool is replaced, the mandrel 1 is ensured to be coaxial with the positioning disc 6, and the mandrel can be taken down after the correction is completed.
Starter drive end cover bearing dash rivet frock still include first support column 7 and second support column 8, first support column 7 with dabber 1 is connected, second support column 8 with positioning disk 6 is connected, it is right to be provided with on the second support column 8 the spacing third of 7 axial of first support column is spacing 8 a.
In this embodiment, the first support column 7 is detachably and fixedly connected to the mandrel 1, the first support column 7 includes a first connection column 71 and a second connection column 72 arranged along the same axis, a first external thread is provided on an outer circumferential surface of the first connection column 71, a first threaded hole 1a matched with the first external thread is provided at one end of the mandrel 1 opposite to the workpiece, an outer diameter of the second connection column 72 is larger than an outer diameter of the first connection column 71, the second support column 8 is detachably and fixedly connected to the positioning plate 6, the second support column 8 includes a third connection column 81 and a fourth connection column 82 arranged along the same axis, an outer diameter of the third connection column 81 is smaller than an outer diameter of the fourth connection column 82, a connection hole 6a matched and connected with the third connection column 81 is provided on the positioning plate 6, an aperture of the connection hole 6a is consistent with the outer diameter of the third connection column 81, guarantee to dash and rivet the stability of process, first support column 7 with the axis collineation of second support column 8, and first support column 7 or/and second support column 8 can set up many sets, according to the dashing of difference and rivet the degree of depth demand, can choose for use and have the first support column 7 of co-altitude or/and second support column 8, the primary function of first/second support column is for punching the pressure of riveting to specified degree of depth back press when drift 42 will be used in first, second support column, can not damage work piece an because of pressure is too big.
The positioning plate 6 is provided with a first limiting member 9 for limiting the workpiece a at a first rotation angle position and a second limiting member 10 for limiting the workpiece a at a second rotation angle position, a rotation angle difference value of the workpiece at the first rotation angle position and the second rotation angle position is 30 degrees, specifically, the first limiting member 9 and the second limiting member 10 are both cylindrical pins, and the outer edge of the workpiece a abuts against a bus on the outer peripheral surface of the first limiting member or the second limiting member 10 for limiting, so that the first limiting member 9 and the second limiting member 10 do not need to be inserted and pulled out in the limiting process, and the efficiency of the limiting process is improved.
In this embodiment, the number of the punches is 6, 6 punches 42 are uniformly distributed along the circumferential direction of the riveting base 41, an interval between two adjacent punches 42 is 60 degrees, after a workpiece a is rotated by 30 degrees, the punching and riveting at 6 points can be performed, so as to realize 12-point riveting, three arc-shaped grooves 41a penetrating through end surfaces of two sides of the riveting base 41 are formed on the riveting base 41, the arc-shaped grooves 41a are coaxial with the riveting base 41, the three arc-shaped grooves 41a are uniformly distributed along the circumferential direction of the riveting base 41, three prepressing parts 3 are correspondingly arranged, the shape and size of the cross section of the prepressing part 3 are consistent with the shape and size of the cross section of the arc-shaped groove 41a, the three prepressing parts 3 are correspondingly and slidably connected to the three arc-shaped grooves 41a one by one to one, the elastic part 2 is an annular gasket made of polyurethane, and the prepressing part 3 extrudes the annular gasket 2 to enable the annular gasket to generate elastic restoring force, prepressing 3 of three equipartitions in the above-mentioned structure shares same elastic component 2 to the contact point evenly distributed of elastic component 2 and three prepressing 4, the region between the adjacent contact point on the ring packing ring belongs to the elastic buffer district, and the mutual interference that the elastic deformation that each contact point caused can be eliminated in the elastic buffer district.
The working principle is as follows: the workpiece a is pre-pressed through the pre-pressing piece 3, then the punch 42 is used for punching and riveting the workpiece, two actions of pre-pressing and punching and riveting are simultaneously realized through one displacement generated by the driving source, the workpiece can rotate on the positioning disc 5, meanwhile, the first limiting piece 9 and the second limiting piece 10 are adopted for limiting the workpiece a at the first rotary joint position and the second rotary joint position respectively, through rotating the workpiece a, the punching and riveting are realized twice, the workpiece a does not need to be assembled and disassembled for the second time, and the consistency of the depth of punching points for the two times is improved.
The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. The utility model provides a starter drive end cover bearing dashes rivets frock which characterized in that includes:
a mandrel;
the elastic piece is arranged at one end of the mandrel;
the prepressing piece is movably connected with the mandrel, and when the prepressing piece moves along the axial direction of the mandrel, the external force applied to the elastic piece can be changed;
the punching and riveting part comprises a punching and riveting base body and a punch, the punching and riveting base body is sleeved on the prepressing part and fixedly connected with one end of the mandrel, one end, close to the workpiece, of the punching and riveting base body is provided with a plurality of punches which are arranged at intervals along the circumferential direction of the punching and riveting base body, and when the punch punches the workpiece, the prepressing part is in contact with the workpiece before the punch.
2. The punching and riveting tool for the starter driving end cover bearing according to claim 1, further comprising a correction sleeve and a positioning disc, wherein a first limiting surface for radially limiting the punching and riveting base body is arranged at one end of the correction sleeve, and a second limiting surface for radially limiting the positioning disc is arranged at the other end of the correction sleeve.
3. The starter driving end cover bearing punching and riveting tool according to claim 2, further comprising a first supporting column and a second supporting column, wherein the first supporting column is connected with the mandrel, the second supporting column is connected with the positioning disc, and a third limiting surface for axially limiting the first supporting column is arranged on the second supporting column.
4. The punching and riveting tool for the starter driving end cover bearing according to claim 3, wherein the first support column is detachably and fixedly connected with the mandrel, the first support column comprises a first connecting column and a second connecting column which are arranged along the same axis, a first external thread is arranged on the peripheral surface of the first connecting column, a first threaded hole matched with the first external thread is formed in one end of the mandrel opposite to a workpiece, and the outer diameter of the second connecting column is larger than that of the first connecting column.
5. The punching and riveting tool for the starter driving end cover bearing according to claim 3, wherein the second supporting column is detachably and fixedly connected with the positioning disc, the second supporting column comprises a third connecting column and a fourth connecting column which are arranged along the same axis, the outer diameter of the third connecting column is smaller than that of the fourth connecting column, a connecting hole matched and connected with the third connecting column is formed in the positioning disc, and the aperture of the connecting hole is consistent with that of the third connecting column.
6. The starter drive end cap bearing punch rivet tool of claim 3, wherein the axes of the first support post and the second support post are collinear.
7. The starter driving end cover bearing rivet punching tool according to claim 2, wherein a first limiting member for limiting the workpiece at a first rotation angle position and a second limiting member for limiting the workpiece at a second rotation angle position are arranged on the positioning disc, and a rotation angle difference between the first rotation angle position and the second rotation angle position of the workpiece is 30 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111075328.6A CN114011975A (en) | 2021-09-14 | 2021-09-14 | A starter drive end cover bearing punching riveting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111075328.6A CN114011975A (en) | 2021-09-14 | 2021-09-14 | A starter drive end cover bearing punching riveting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114011975A true CN114011975A (en) | 2022-02-08 |
Family
ID=80054172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111075328.6A Pending CN114011975A (en) | 2021-09-14 | 2021-09-14 | A starter drive end cover bearing punching riveting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114011975A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2290970A1 (en) * | 1974-11-12 | 1976-06-11 | Gargaillo Daniel | Punching tool using two hydraulic pistons - to actuate both the punch and a workpiece support which prevents distortion |
| FR2414373A1 (en) * | 1978-01-13 | 1979-08-10 | Bene Pierre | Sink component joining machine - used two-phase action of punch rolling flange over and forming half round bead (BR 14.8.79) |
| US4905362A (en) * | 1986-08-29 | 1990-03-06 | Reo Hydraulics Pierce And Form, Inc. | Clinching tool |
| CN201644696U (en) * | 2010-04-26 | 2010-11-24 | 贵州雅光电子科技股份有限公司 | Multi-point rivet-sharing fixture |
| CN202914554U (en) * | 2012-07-30 | 2013-05-01 | 洛阳Lyc轴承有限公司 | Separated type solid retainer assembly die |
| CN203002981U (en) * | 2012-11-15 | 2013-06-19 | 浙江吉利汽车研究院有限公司杭州分公司 | Riveting rotary mould for lockup clutch |
| CN103506554A (en) * | 2012-06-21 | 2014-01-15 | 苏州工业园区高登威科技有限公司 | Riveting machine |
| CN206425429U (en) * | 2017-02-10 | 2017-08-22 | 重庆市润伟冲压科技有限公司 | A kind of stamping riveting flange integrated apparatus |
| CN207833378U (en) * | 2018-02-05 | 2018-09-07 | 东莞市宇瞳光学科技股份有限公司 | A kind of stamper concentricity correcting fixture |
| CN110465588A (en) * | 2019-07-26 | 2019-11-19 | 桂林福达股份有限公司 | A kind of more tongue piece fixture for forming of flip-over type Rouno Cormer Pregrinding Wheel and its application method |
| CN211052426U (en) * | 2019-09-29 | 2020-07-21 | 沈阳一东四环离合器有限责任公司 | Riveting and tooling for clutch cover and diaphragm spring |
| CN111790876A (en) * | 2020-06-12 | 2020-10-20 | 睦高机械(苏州)有限公司 | Multi-point riveting mechanism |
-
2021
- 2021-09-14 CN CN202111075328.6A patent/CN114011975A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2290970A1 (en) * | 1974-11-12 | 1976-06-11 | Gargaillo Daniel | Punching tool using two hydraulic pistons - to actuate both the punch and a workpiece support which prevents distortion |
| FR2414373A1 (en) * | 1978-01-13 | 1979-08-10 | Bene Pierre | Sink component joining machine - used two-phase action of punch rolling flange over and forming half round bead (BR 14.8.79) |
| US4905362A (en) * | 1986-08-29 | 1990-03-06 | Reo Hydraulics Pierce And Form, Inc. | Clinching tool |
| CN201644696U (en) * | 2010-04-26 | 2010-11-24 | 贵州雅光电子科技股份有限公司 | Multi-point rivet-sharing fixture |
| CN103506554A (en) * | 2012-06-21 | 2014-01-15 | 苏州工业园区高登威科技有限公司 | Riveting machine |
| CN202914554U (en) * | 2012-07-30 | 2013-05-01 | 洛阳Lyc轴承有限公司 | Separated type solid retainer assembly die |
| CN203002981U (en) * | 2012-11-15 | 2013-06-19 | 浙江吉利汽车研究院有限公司杭州分公司 | Riveting rotary mould for lockup clutch |
| CN206425429U (en) * | 2017-02-10 | 2017-08-22 | 重庆市润伟冲压科技有限公司 | A kind of stamping riveting flange integrated apparatus |
| CN207833378U (en) * | 2018-02-05 | 2018-09-07 | 东莞市宇瞳光学科技股份有限公司 | A kind of stamper concentricity correcting fixture |
| CN110465588A (en) * | 2019-07-26 | 2019-11-19 | 桂林福达股份有限公司 | A kind of more tongue piece fixture for forming of flip-over type Rouno Cormer Pregrinding Wheel and its application method |
| CN211052426U (en) * | 2019-09-29 | 2020-07-21 | 沈阳一东四环离合器有限责任公司 | Riveting and tooling for clutch cover and diaphragm spring |
| CN111790876A (en) * | 2020-06-12 | 2020-10-20 | 睦高机械(苏州)有限公司 | Multi-point riveting mechanism |
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Application publication date: 20220208 |
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| RJ01 | Rejection of invention patent application after publication |