CN103357766B - Compound is revolved die, riveter and car ball stud and is press-fited and revolve riveting Applying Compound Assembling Technology - Google Patents

Compound is revolved die, riveter and car ball stud and is press-fited and revolve riveting Applying Compound Assembling Technology Download PDF

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Publication number
CN103357766B
CN103357766B CN201210087216.7A CN201210087216A CN103357766B CN 103357766 B CN103357766 B CN 103357766B CN 201210087216 A CN201210087216 A CN 201210087216A CN 103357766 B CN103357766 B CN 103357766B
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push rod
ball
riveter
die
pressure
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CN103357766A (en
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鲁成伟
金晓春
方平
孙保良
万紫
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Shanghai Huizhong Automotive Manufacturing Co Ltd
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Shanghai Huizhong Automotive Manufacturing Co Ltd
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Abstract

The object of the present invention is to provide compound to revolve die, riveter and car ball stud to press-fit and revolve riveting Applying Compound Assembling Technology, improve to make production efficiency, reduce production cost.Add push rod revolving in the middle of die of riveter, arrange flexible member at the cardinal extremity of push rod, place annular spherical guide in the upper surface of flexible member, by ball pin and ball bowl, end cap is successively placed in ball seat, riveter main shaft is utilized to provide power source to decline to make push rod, when riveter main shaft declines, push rod declines and after contacting with end cap simultaneously, make block rubber compressive deformation, along with the increase of slippage, the pressure of push rod forces end cap and ball bowl to be slowly pressed in ball seat, riveter main shaft continues to walk downward afterwards, to kill in ball seat due to ball bowl thus make the complete dieback of push rod, under the effect that flexible member is constantly out of shape, the roller of riveter smoothly and ball seat flange part contact and push rod holding position is constant, the ball rotation of annular spherical guide makes push rod transfixion, finally realize ball stud sealing.

Description

Compound is revolved die, riveter and car ball stud and is press-fited and revolve riveting Applying Compound Assembling Technology
Technical field
The present invention relates to and revolve die, riveter and car ball stud and press-fit, revolve riveting assembly technology.
Background technology
For meeting automobile lateral rotation in the process of moving and longitudinally beating, ball stud often applies among the chain connection of motor turning, suspension, is vitals and the safety member of automobile.Ball stud is primarily of compositions such as ball seat, ball bowl, ball pin, end cap, dust cover, jump rings, wherein ball bowl, ball pin need to utilize press-loading device it to be pressed into together among ball seat, ball seat turn-up portion divided carry out machining deformation by revolving riveting equipment again, complete the final encapsulation of ball stud.
Now, most auto parts and components manufacturing enterprise all adopts above-mentioned technique when manufacturing ball stud associated components.In Fig. 1, Reference numeral 1,21,20,23,22,10 indicates forcing press, ball bowl, workbench, ball seat, ball stud, pressure head respectively.In Fig. 2, Reference numeral 2,31,32,33,35,24 marks riveter, main shaft respectively, revolves die, roller, workbench, end cap.As shown in Figure 1 and Figure 2, first ball stud 22 is put into ball seat 23, utilize press 1 that ball bowl 21 is pressed into ball seat 23, make ball bowl 21 that deformation occur and coordinate with ball stud bulb.Then place end cap 24, and divided by riveter 2 pairs of ball seat turn-up portion and carry out machining deformation, finally reach the effect of ball stud sealing.
Can find out, the assembling of ball stud needs to use press and riveter two equipment to complete smoothly usually.The input of lathe and frock clamp just becomes a large problem of relevant processing enterprise, and the outfit of personnel also can correspondingly increase, and production efficiency is difficult to promote.
Summary of the invention
The object of the present invention is to provide compound to revolve die, riveter and car ball stud to press-fit and revolve riveting Applying Compound Assembling Technology, improve to make production efficiency, reduce production cost.
For the compound press-fiting function that has realizing described object revolves die, comprise and revolve die, be characterized in, also comprise push rod and pressure-bearing module, revolve die and establish axial center hole, establish this push rod and pressure-bearing module in this axial center hole, the top of push rod is exposed and is being revolved outside die, pressure-bearing module is attached to the cardinal extremity of push rod, and this pressure-bearing module produces axial displacement and shrinks in this axial center hole to make this push rod after bearing pressure in this axial center hole.
The described compound press-fiting function that has revolves die, and its further feature is, this pressure-bearing module is flexible member, and this axial displacement is axial elastic deformation's amount of flexible member.
The described compound press-fiting function that has revolves die, and its further feature is, this pressure-bearing module is the executing agency of hydraulic system.
The described compound press-fiting function that has revolves die, and its further feature is, one end in contrast to this push rod of this pressure-bearing module is equipped with plane bearing.
The described compound press-fiting function that has revolves die, and its further feature is that this plane bearing is spherical guide.
For realizing the riveter of described object, being characterized in, comprising aforementioned arbitrary compound and revolving die, described in revolve die and be connected on the main shaft of riveter.
Revolve riveting Applying Compound Assembling Technology for the car ball stud realizing described object press-fits, be characterized in, add push rod revolving in the middle of die of riveter, arrange flexible member at the cardinal extremity of push rod, place a pair annular spherical guide in the upper surface of flexible member, first by ball pin and ball bowl, end cap is successively placed in ball seat, riveter main shaft is utilized to provide power source to decline to make push rod, when riveter main shaft declines, push rod declines and after contacting with end cap simultaneously, make block rubber compressive deformation, along with the continuous increase of slippage, the pressure of push rod forces end cap and ball bowl to be slowly pressed in ball seat, riveter main shaft continues to walk downward afterwards, now because ball bowl kills in ball seat thus make the complete dieback of push rod, under the effect that flexible member is constantly out of shape, the roller of riveter smoothly and ball seat flange part contact and push rod holding position is constant, the ball rotation of annular spherical guide makes push rod transfixion, finally realize ball stud sealing.
Described car ball stud press-fits and revolves riveting Applying Compound Assembling Technology, and its further feature is, described flexible member is block rubber.
After push rod contacts with workpiece end cap, by ball bowl press-in ball seat, pressure-bearing module has displacement backward simultaneously, push rod is by after ball bowl, end cap dieback, pressure-bearing module makes push rod position remain unchanged and the main shaft of riveter can drive roller rotate and walk downward, finally revolve die to divide ball seat turn-up portion and carry out machining deformation, complete ball stud sealing.Therefore can realize ball stud to press-fit and these two kinds of process integrations of roll riveting complete continuously to a technique.
If compound being revolved die is attached on the main shaft of riveter, then ball stud to be press-fited and these two kinds of process integrations of roll riveting complete continuously to a machine.
For avoiding push rod also to rotate, above pressure-bearing module, adding a plane bearing, making push rod remain static.
Need a large amount of connectors between automotive wheel and chassis, in order to meet in vehicle travel process rotate and bob, vibration requirement, ball stud becomes a part indispensable in Automobile Chassis Parts.What use along with mankind's automobile constantly popularizes, and the demand of ball stud also will improve constantly.Obviously, pressure and these two kinds of techniques of riveting are integrated on a machine tool and ball stud assembly technology will be made further to be promoted.
Accompanying drawing explanation
Fig. 1, Fig. 2 are respectively the schematic diagram that existing car ball stud press-fits, revolves riveting assembly technology.
Fig. 3 is riveter overall schematic of the present invention.
Fig. 4 is the structural representation that compound of the present invention revolves die.
Detailed description of the invention
The shaft portion revolving die in Fig. 4 has carried out partly cuing open, so that show its internal structure.As shown in Figure 3 and Figure 4, in one embodiment of this invention, compound is revolved die 4 and is comprised and revolve die 41, push rod 42, pressure-bearing module 43 and plane bearing 44.What revolve that die 41 can select existing riveter revolves die, and it, for revolving riveting assembling to ball stud, divides ball seat turn-up portion and carry out machining deformation, reaches the effect of ball stud sealing.The axle portion of revolving die 41 has axial centre bore 412, and push rod 42 is inserted in centre bore 412, is exposed at outside centre bore 412 outside its top (lower end), and its cardinal extremity (upper end) and pressure-bearing module 43 connect.Pressure-bearing module 43 is flexible member in the embodiment shown in the drawings, directly can adopt block rubber.One end in contrast to push rod 42 of pressure-bearing module 43 is equipped with plane bearing 44, and plane bearing 44 1 aspect plays the effect of transmitting axial force, cuts off the transmission of moment of torsion on the one hand.The main shaft of upper end and riveter that whole compound revolves die 4 connects, and the two can pass through Flange joint, and main shaft contacts with plane bearing 44, plane bearing 44 is played to the effect supported.Plane bearing 44 can adopt annular spherical guide, but the implication of plane bearing 44 is not limited to the spherical guide of annular, and it refers to transmit axial force but the bearing that can cut off moment of torsion.
The compound of embodiment as shown in the figure revolves die operationally, drives push rod 42 when axis feeding, and after push rod 42 contacts with workpiece end cap, by main shaft pressure by ball bowl press-in ball seat, now pressure-bearing module 43 i.e. block rubber has portion deforms.Push rod 42 is by after ball bowl, end cap dieback, and block rubber continues distortion, and push rod 42 position remains unchanged and main shaft continues to drive roller 410 rotate and walk downward.Now for avoiding push rod also to rotate, the plane bearing 44 i.e. ball rotation of annular spherical guide makes push rod remain static.Finally revolve die to divide ball seat turn-up portion and carry out machining deformation, complete ball stud sealing.
In another embodiment of the invention, push rod 42 can separate action with the mainshaft mechanism of riveter, also can reach object of the present invention.As the executing agency that pressure-bearing module 43 is at axis hole 412 or the inner annex solution pressing system of push rod 42, the dynamic change of the hydraulic coupling provided by hydraulic pressure, pressure-bearing module 43 is axially having certain displacement, drives push rod 42 thereupon.
Push rod 42 shares with mainshaft mechanism, and structure is simple, only need add individual part, and on the basis of existing riveter, simple transformation is just, easy to maintenance.
Car ball stud of the present invention press-fits and revolves riveting Applying Compound Assembling Technology and can understand in conjunction with embodiment as shown in the figure, and be first successively placed in ball seat by ball pin and ball bowl, end cap, the decline power source of push rod 42 is exactly riveter main shaft.A flexible member (such as block rubber) 43 is added in push rod 42 inside, and a pair annular spherical guide 44 is placed in flexible member 43 upper surface.When riveter main shaft declines, push rod 42 declines and after contacting with the end cap of workpiece simultaneously, flexible member 43 compressive deformation.Along with the continuous increase of slippage, push rod 42 pressure forces end cap and ball bowl to be slowly pressed in ball seat.Main shaft continues to walk downward afterwards, now because ball bowl kills in ball seat thus make push rod 42 dieback completely.Under the effect that block rubber is constantly out of shape, roller 410 smoothly and ball seat flange part contact and push rod 42 holding position is constant.Roller 410 may drive push rod block rubber base to rotate together in rotary course, therefore adds annular spherical guide 44, and ball rotation makes push rod transfixion, finally realizes ball stud sealing.
Existingly riveting equipment is revolved by transforming, can by the feeding of main shaft, ball stud to be press-fited and these two kinds of process integrations of roll riveting complete continuously to a machine, greatly reduce the consumption of the expense of equipment investment and manpower, the energy.

Claims (6)

1. one kind has the compound press-fiting function and revolves die, comprise and revolve die, it is characterized in that, also comprise push rod and pressure-bearing module, revolve die and establish axial center hole, this push rod and pressure-bearing module is established in this axial center hole, the top of push rod is exposed and is being revolved outside die, pressure-bearing module is attached to the cardinal extremity of push rod, this pressure-bearing module produces axial displacement and shrinks in this axial center hole to make this push rod after bearing pressure in this axial center hole, pass between push rod and the roller revolving die is: push rod pressure forces end cap and ball bowl to be slowly pressed into will prior to revolving roller and the ball seat flange part contact of die in ball seat, described pressure-bearing module is the executing agency of block rubber or hydraulic system.
2. have the compound press-fiting function as claimed in claim 1 and revolve die, it is characterized in that, one end in contrast to this push rod of this pressure-bearing module is equipped with plane bearing.
3. have the compound press-fiting function as claimed in claim 2 and revolve die, it is characterized in that, this plane bearing is spherical guide.
4. a riveter, is characterized in that, comprises compound as claimed any one in claims 1 to 3 and revolves die, described in revolve die and be connected on the main shaft of riveter.
5. car ball stud press-fits and revolves a riveting Applying Compound Assembling Technology, it is characterized in that, adds push rod, arrange flexible member, place a pair annular spherical guide in the upper surface of flexible member at the cardinal extremity of push rod revolving in the middle of die of riveter, first by ball pin and ball bowl, end cap is successively placed in ball seat, riveter main shaft is utilized to provide power source to decline to make push rod, when riveter main shaft declines, push rod declines and after contacting with end cap simultaneously, make flexible member compressive deformation, along with the continuous increase of slippage, the pressure of push rod forces end cap and ball bowl to be slowly pressed in ball seat, riveter main shaft continues to walk downward afterwards, now because ball bowl kills in ball seat thus make the complete dieback of push rod, under the effect that flexible member is constantly out of shape, the roller of riveter smoothly and ball seat flange part contact and push rod holding position is constant, the ball rotation of annular spherical guide makes push rod transfixion, finally realize ball stud sealing.
6. car ball stud as claimed in claim 5 press-fits and revolves riveting Applying Compound Assembling Technology, and it is characterized in that, described flexible member is block rubber.
CN201210087216.7A 2012-03-29 2012-03-29 Compound is revolved die, riveter and car ball stud and is press-fited and revolve riveting Applying Compound Assembling Technology Active CN103357766B (en)

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Publication number Priority date Publication date Assignee Title
CN103706721B (en) * 2013-12-18 2015-12-09 上海第二工业大学 Ball stud riveting set and clinching method

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1318307A (en) * 1969-08-12 1973-05-31 Rau Swf Autozubehoer Device for mounting a ball pin in a crank
US20040165941A1 (en) * 2003-02-21 2004-08-26 Nippon Thompson Co., Ltd. Joint
CN101607602A (en) * 2008-06-18 2009-12-23 上海奇谋能源技术开发有限公司 A kind of launching power method and device
CN201693120U (en) * 2010-06-14 2011-01-05 玉环县锐利机械有限公司 Pincers fixed plate for rotary riveting machine
CN201950127U (en) * 2010-12-21 2011-08-31 何金魁 Spin riveting head for hydraulic pressure spin riveting machine
CN201950125U (en) * 2010-12-16 2011-08-31 何金魁 Hydraulic revolving-riveting machine
CN202048178U (en) * 2010-07-23 2011-11-23 中国第一汽车集团公司 Fixed type single-lever speed changing control lever assembly for truck
CN102267051A (en) * 2011-07-18 2011-12-07 湖北唯思凌科装备制造有限公司 Automatic assembling platform for external ball joint assembly of automobile pull rod

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1318307A (en) * 1969-08-12 1973-05-31 Rau Swf Autozubehoer Device for mounting a ball pin in a crank
US20040165941A1 (en) * 2003-02-21 2004-08-26 Nippon Thompson Co., Ltd. Joint
CN101607602A (en) * 2008-06-18 2009-12-23 上海奇谋能源技术开发有限公司 A kind of launching power method and device
CN201693120U (en) * 2010-06-14 2011-01-05 玉环县锐利机械有限公司 Pincers fixed plate for rotary riveting machine
CN202048178U (en) * 2010-07-23 2011-11-23 中国第一汽车集团公司 Fixed type single-lever speed changing control lever assembly for truck
CN201950125U (en) * 2010-12-16 2011-08-31 何金魁 Hydraulic revolving-riveting machine
CN201950127U (en) * 2010-12-21 2011-08-31 何金魁 Spin riveting head for hydraulic pressure spin riveting machine
CN102267051A (en) * 2011-07-18 2011-12-07 湖北唯思凌科装备制造有限公司 Automatic assembling platform for external ball joint assembly of automobile pull rod

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