CN101716633A - Synchronous welding device of double-headed riveting pipe of automobile seat - Google Patents
Synchronous welding device of double-headed riveting pipe of automobile seat Download PDFInfo
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- CN101716633A CN101716633A CN200910253719A CN200910253719A CN101716633A CN 101716633 A CN101716633 A CN 101716633A CN 200910253719 A CN200910253719 A CN 200910253719A CN 200910253719 A CN200910253719 A CN 200910253719A CN 101716633 A CN101716633 A CN 101716633A
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Abstract
The invention relates to a synchronous welding device of a double-headed riveting pipe of an automobile seat, a tooling convex table is arranged on a working table, a top fixed support is fixedly connected at two sides of the tooling convex table, a ball-head screw rod is inserted into the upper part of the top fixed support, the ball head of the ball-head screw rod is contacted with the upper arm point of a pressing lever, the rotation center of the pressing lever is movably connected with a lower fixed support under the working table by a shaft pin, and two straight gears which are engaged together are fixedly connected on the rotation centers of a left pressing lever and a right pressing lever coaxially, the lower arms of the left pressing lever and the right pressing lever are fixedly connected with cylinder ejecting rods at two sides of a cylinder by a cylinder connecting piece respectively. The synchronous welding device on the invention is driven by a two-way cylinder to rotate around two fixed supporting points through two pressing levers, two straight gears are driven to synchronously rotate, the head parts at the top end of two pressing levers rotate around two fixed supporting points and synchronously compress inwards, two ejector pin shafts are pushed to straightly move inwards to press head parts at two ends of a reel pipe pin shaft synchronously in a riveting way, so as to lead the head parts of the reel pipe pin shaft to turn up symmetrically and evenly, thereby ensuring the symmetrical characteristic of the reel pipe pin shaft and the supporting hole bases at two sides and the reliability of the concentricity parameter.
Description
Technical field
The present invention relates to a kind of automobile chair frame assembling device, especially a kind of automotive seat double end riveting pipe that is used for causes notch to form the synchronous pressure knot device of even flange.
Background technology
Country has issued series of standards to the serviceability of automotive seat, and for satisfying standard, enterprise is producing and assembling in the seat process and worked out corresponding requirement and index.One of them sits the pin joint matching requirements and the index of basin and chair framework chute for chair framework.The pin joint that the requirement automobile chair frame is sat basin and chair framework chute is after installation, and the notch of pipe crimping bearing pin forms even flange, after bearing pin formation riveted is fixing.The support holes seat on bearing pin and both sides keeps good symmetry, and bearing pin and support holes seat have good concentricity.Notch one end that the present installation method that adopts is the pipe crimping bearing pin is used fixedly thimble location, the other end of pipe crimping bearing pin notch forms the notch flange by the external part thimble pressurization of cylinder, in the riveting process, exert pressure because of one-sided, chair framework is in quick condition, and does a certain amount of translation with the riveting process.Because of notch one end of pipe crimping bearing pin is used fixedly thimble location, to produce a trace rotation during chair framework translation when promoting the notch flange of pipe crimping bearing pin by cylinder pressure, add the frictional resistance when mobile, make behind the pipe crimping bearing pin flange for the concentricity of the symmetry of support holes seat and pipe crimping bearing pin and support holes seat often wayward, it is inhomogeneous to be prone to the two ends flange behind the riveted, even there is the end group originally can not flange, cause the pipe crimping bearing pin overproof, the percent defective height to the symmetry and the concentricity of support holes seat.
Summary of the invention
The present invention will provide a kind of automotive seat synchronous welding device of double-headed riveting pipe, this device can improve automobile chair frame sit the assembling of basin and chair framework chute when installing in the riveting process notch of pipe crimping bearing pin form even flange, the support holes seat symmetry on pipe crimping bearing pin and both sides and the reliability of concentricity parameter, improve product percent of pass, satisfy automobile chair frame and install and the examination criteria requirement.
The object of the present invention is achieved like this: a kind of automotive seat synchronous welding device of double-headed riveting pipe, comprise the pressurization lever, ball screw, the compression spring, last hold-down support, the thimble axle, the pipe crimping bearing pin, the frock boss, spur gear, pivot pin, workbench, the cylinder connector, cylinder, following hold-down support, bearing pin, be characterized in: the frock boss is housed on the workbench, frock boss both sides are fixedly connected with hold-down support respectively, last hold-down support is inserted with ball screw in the top, and between the side of the rear end face of ball screw and last hold-down support, be provided with the compression spring, the ball screw bulb contacts with pressurization lever upper arm point, the centre of gyration of pressurization lever flexibly connects by pivot pin and the following hold-down support that is installed in below the workbench, and on a left side, coaxial fixedly connected intermeshing spur gear on the centre of gyration of right two pressurization levers, a left side, right pressurization lever underarm is fixedlyed connected with the cylinder rams of cylinder both sides respectively by the cylinder connector, and the cylinder connector flexibly connects with pressurization lever underarm.
Be provided with adjusting screw(rod) between ball screw bulb and the pressurization lever upper arm; Fixedly connected by key between the centre of gyration and the pivot pin of pressurization lever; Fixedly connected by bearing pin between cylinder connector and the pressurization lever underarm; The frock boss is fixedlyed connected with last hold-down support by frock boss set bolt.
The invention has the beneficial effects as follows:
The present invention is driven by two-way cylinder, rotating, drive the pair of straight gear through two pressurization levers around two fixed pivots rotates synchronously, two pressurization lever upper end heads then rotate and inwardly compression synchronously around two fixed pivots, promote the axially interior moving linearly of two thimbles, riveting pipe crimping bearing pin two ends head makes its flange symmetrically and evenly synchronously, has guaranteed the support holes seat symmetry on pipe crimping bearing pin and both sides and the reliability of concentricity parameter.The automaticity height, easy to operate, motion is reliable, and whole table apparatus is simple in structure, is convenient to safeguard.Satisfy national examination criteria requirement.
Description of drawings
Fig. 1 is a front view of the present invention;
Fig. 2 is the vertical view of Fig. 1;
The specific embodiment
The present invention is further illustrated below in conjunction with accompanying drawing and embodiment.
As Fig. 1, shown in 2, automotive seat synchronous welding device of double-headed riveting pipe of the present invention comprises pressurization lever 1, ball screw 2, compression spring 3, last hold-down support 4, thimble axle 5, pipe crimping bearing pin 6, frock boss 7, spur gear 8, pivot pin 10, workbench 12, cylinder connector 13, cylinder 15, following hold-down support 16, bearing pin 17, following hold-down support bolt 18, frock boss set bolt 19, last hold-down support bolt 20.
Frock boss 7 is housed on the workbench 12, frock boss 7 both sides are fixedly connected with hold-down support 4 respectively, last hold-down support is inserted with ball screw 2 in 4 tops, and between the side of the rear end face of ball screw 2 and last hold-down support 4, be provided with compression spring 3, ball screw 2 bulbs contact with pressurization lever 1 upper arm point, the centre of gyration of pressurization lever 1 flexibly connects by pivot pin 10 and the following hold-down support 16 that is installed in below the workbench 12, and on a left side, coaxial fixedly connected intermeshing spur gear 8 on the centre of gyration of right two pressurization levers 1, a left side, right pressurization lever 1 underarm is fixedlyed connected with the cylinder rams 15 of cylinder 15 both sides respectively by cylinder connector 13, and cylinder connector 13 flexibly connects with pressurization lever 1 underarm.
Be provided with adjusting screw(rod) 11 between ball screw 2 bulbs and pressurization lever 1 upper arm; Fixedly connected by key 9 between the centre of gyration and the pivot pin 10 of pressurization lever 1; Fixedly connected by bearing pin 17 between cylinder connector 13 and pressurization lever 1 underarm.
Make it fixing on the chair framework chute embedding frock boss 7 with the automobile chair frame lower end on the automotive seat assembling line workbench 12, frock boss 7 is connected and fixed by frock boss set bolt 19 and last hold-down support 4, last hold-down support 4 is connected and fixed with workbench 12 by last hold-down support bolt 20, pipe crimping bearing pin 6 is inserted automobile chair frame sit in the hole of basin and chair framework chute assembling pin joint.Open cylinder work button, two cylinder rams 14 of double end cylinder 15 are outwards stretched at two ends to the left and right, two cylinder rams, 14 heads and the cylinder connector 13 of double end cylinder 15 pass through thread connection, cylinder connector 13 connects by bearing pin 17 with the lower end head of two pressurization levers 1, the following hold-down support 16 of the middle part of two pressurization levers 1 below workbench 12 connects by two pivot pins 10, following hold-down support 16 is by hold-down support bolt 18 and workbench 12 are connected and fixed down, pair of straight gear 8 is installed on two pivot pins 10, connect by key 9, make two pressurization levers 1 when two pivot pins, 10 center fixation fulcrums rotate, keep synchronous.When two cylinder rams 14 of double end cylinder 15 when outwards stretch at two ends to the left and right, the lower end head of the two pressurization levers 1 that connect with it rotates and opens around two pivot pins, 10 center fixation fulcrums, the upper end head of two pressurization levers 1 then rotates and inwardly compression synchronously around two pivot pins, 10 center fixation fulcrums, the upper end head of two pressurization levers 1 is installed adjusting screw(rod) 11 can regulate the contact point that ball screw 2 is installed with thimble axle 5 one termination portions, when two pressurization levers 1 inwardly compress synchronously, promote two thimble axles, 5 inside moving linearlies by ball screw 2, ball screw 2 is installed by two thimble axles, 5 one termination portions, ball screw 2 is installed compression spring 3 with the position, interval of last fixed mounting base 4, two thimble axles, 5 other ends are taper thimble head, two thimble axles 5 are installed in the fixed mounting base 4, last fixed mounting base 4 is fixedly connected by bolt 20 with workbench 12 table tops, when two thimble axles 5 are inwardly done straight line pressurization motion, the synchronous riveting pipe crimping of two thimble axles, 5 conical noses bearing pin 6 two ends heads, make the two ends head notch of pipe crimping bearing pin 6 form flange symmetrically, pipe crimping bearing pin 6 centers and two thimble axles, 5 centres.Form pipe crimping bearing pin 6 two ends heads flange symmetrically and evenly, guaranteed the support holes seat symmetry on pipe crimping bearing pin and both sides and the reliability of concentricity parameter.After cutting off source of the gas, two cylinder rams, 14 homings of double end cylinder 15 drive two pressurization levers 1 and get back to original position, and the compression spring 3 on the two thimble axles 5 returns to original position with thimble axle 5 elasticity.
Claims (5)
1. automotive seat synchronous welding device of double-headed riveting pipe, comprise pressurization lever (1), ball screw (2), compression spring (3), last hold-down support (4), thimble axle (5), pipe crimping bearing pin (6), frock boss (7), spur gear (8), pivot pin (10), workbench (12), cylinder connector (13), cylinder (15), following hold-down support (16), bearing pin (17), it is characterized in that: frock boss (7) is housed on the described workbench (12), frock boss (7) both sides are fixedly connected with hold-down support (4) respectively, last hold-down support (4) is inserted with ball screw (2) in the top, and between the side of the rear end face of ball screw (2) and last hold-down support (4), be provided with compression spring (3), ball screw (2) bulb contacts with pressurization lever (1) upper arm point, the centre of gyration of pressurization lever (1) flexibly connects by pivot pin (10) the following hold-down support (16) following with being installed in workbench (12), and on a left side, coaxial fixedly connected intermeshing spur gear (8) on the centre of gyration of right two pressurization levers (1), a left side, right pressurization lever (1) underarm is fixedlyed connected with the cylinder rams (15) of cylinder (15) both sides respectively by cylinder connector (13), and cylinder connector (13) flexibly connects with pressurization lever (1) underarm.
2. automotive seat synchronous welding device of double-headed riveting pipe according to claim 1 is characterized in that: be provided with adjusting screw(rod) (11) between described ball screw (2) bulb and pressurization lever (1) upper arm.
3. automotive seat synchronous welding device of double-headed riveting pipe according to claim 1 is characterized in that: fixedly connected by key (9) between the centre of gyration of described pressurization lever (1) and the pivot pin (10).
4. automotive seat synchronous welding device of double-headed riveting pipe according to claim 1 is characterized in that: fixedly connected by bearing pin (17) between described cylinder connector (13) and pressurization lever (1) underarm.
5. automotive seat synchronous welding device of double-headed riveting pipe according to claim 1 is characterized in that: described frock boss (7) is fixedlyed connected with last hold-down support (4) by frock boss set bolt (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102537195A CN101716633B (en) | 2009-12-09 | 2009-12-09 | Synchronous welding device of double-headed riveting pipe of automobile seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102537195A CN101716633B (en) | 2009-12-09 | 2009-12-09 | Synchronous welding device of double-headed riveting pipe of automobile seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101716633A true CN101716633A (en) | 2010-06-02 |
| CN101716633B CN101716633B (en) | 2011-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102537195A Active CN101716633B (en) | 2009-12-09 | 2009-12-09 | Synchronous welding device of double-headed riveting pipe of automobile seat |
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| CN (1) | CN101716633B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972815A (en) * | 2010-10-19 | 2011-02-16 | 安徽省芜湖仪器仪表研究所 | Special pipe riveting joint |
| CN105772553A (en) * | 2014-12-22 | 2016-07-20 | 天津巨龙暖通设备开发有限公司 | Flanging machine |
| CN107931508A (en) * | 2017-10-16 | 2018-04-20 | 浙江美登特种薄膜有限公司 | A kind of rivet pressing device |
| CN112828171A (en) * | 2021-01-04 | 2021-05-25 | 杭州微光电子股份有限公司 | Riveting equipment for fan cover |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191308655A (en) * | 1913-04-12 | 1914-08-13 | Dunbars Process Ltd | Improvements in Machinery for Rivetting Together Metal Hoops for Casks, Barrels and the like. |
| GB343933A (en) * | 1929-11-25 | 1931-02-25 | London Electric Railway Compan | Improvements in or relating to rivet-removing machines |
| DE4408691C1 (en) * | 1994-03-15 | 1995-08-17 | Stocko Metallwarenfab Henkels | Machine for rivets, snaps and the like |
| CN2728671Y (en) * | 2004-09-16 | 2005-09-28 | 王月峰 | Pneumatic synchronous punching riveting device for angle forming machine |
| CN2880320Y (en) * | 2005-09-22 | 2007-03-21 | 郑州宇通客车股份有限公司 | Elastic pin riveter |
| CN201244653Y (en) * | 2008-06-16 | 2009-05-27 | 深圳职业技术学院 | Pneumatic riveter |
-
2009
- 2009-12-09 CN CN2009102537195A patent/CN101716633B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972815A (en) * | 2010-10-19 | 2011-02-16 | 安徽省芜湖仪器仪表研究所 | Special pipe riveting joint |
| CN101972815B (en) * | 2010-10-19 | 2012-07-25 | 安徽省芜湖仪器仪表研究所 | Special pipe riveting joint |
| CN105772553A (en) * | 2014-12-22 | 2016-07-20 | 天津巨龙暖通设备开发有限公司 | Flanging machine |
| CN107931508A (en) * | 2017-10-16 | 2018-04-20 | 浙江美登特种薄膜有限公司 | A kind of rivet pressing device |
| CN112828171A (en) * | 2021-01-04 | 2021-05-25 | 杭州微光电子股份有限公司 | Riveting equipment for fan cover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101716633B (en) | 2011-07-27 |
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