CN102398151A - Variable distance mechanism of a double-shaft tightening machine - Google Patents

Variable distance mechanism of a double-shaft tightening machine Download PDF

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Publication number
CN102398151A
CN102398151A CN2011103525879A CN201110352587A CN102398151A CN 102398151 A CN102398151 A CN 102398151A CN 2011103525879 A CN2011103525879 A CN 2011103525879A CN 201110352587 A CN201110352587 A CN 201110352587A CN 102398151 A CN102398151 A CN 102398151A
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CN
China
Prior art keywords
arm
tie
pair
feather key
plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2011103525879A
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Chinese (zh)
Inventor
林巨广
杨建君
李静
许波
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Anhui JEE Automation Equipment Co Ltd
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Anhui JEE Automation Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui JEE Automation Equipment Co Ltd filed Critical Anhui JEE Automation Equipment Co Ltd
Priority to CN2011103525879A priority Critical patent/CN102398151A/en
Publication of CN102398151A publication Critical patent/CN102398151A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a variable distance mechanism of a double-shaft tightening machine, characterized in that it includes: a lower boxboard, on which straight guide rail is arranged along the Y axis; a pair of shift sliding plates, being able to slide toward each other on the straight guide rail of the lower boxboard; a pair of tightening axles, respectively fixedly arranged in the axle holes of the pair of shift sliding plates. By adopting the straight line movement of the shift sliding plates on the lower box board, the invention realizes the variable distance between a pair of tightening axles, which is simple in structure and easy to realize. By changing the shape of sliding chute on the pulling plate, the motion trail of the axis pin is changed to obtain switch of variable center distance values so as to satisfy the tightening of bolt sets of different center distances. It is highly adaptable.

Description

Twin shaft screw down distance-variation mechanism
Technical field
The present invention relates to the automobile main reducer bearing (ball) cover and tighten bending moment mechanism, more specifically saying so needs the conversion of centre-to-centre spacing of the twin shaft of the process that twin shaft tightens for accomplishing bearing (ball) cover assembling or any, thereby accomplishes tightening of different centre-to-centre spacing bolts.
Background technology
In the bearing (ball) cover assembling process of drive axle main reducing gear, or the process of what is the need for and wanting bolt to tighten in office, twin shaft is tightened and is widely used.From adapting to the scope of product, the twin shaft tightening machine has two kinds of forms, and a kind of is specially to certain product design; Its centre-to-centre spacing of tightening axle is non-adjustable, in the time need tightening the bolt of different model product, because of the variation of its centre-to-centre spacing position; Fix and tighten a wheelbase; Thereby the bolt that can not satisfy the different centre-to-centre spacing of different product tightens, and can only purchase the supporting with it use of equipment that difference is tightened wheelbase, increased the equipment input thus greatly; Another kind is that the centre-to-centre spacing of tightening axle can be regulated within the specific limits, makes it can be used for tightening bolt group through adjusting with having different centre-to-centre spacing.But in prior art, the adjusting of tightening shaft position is not only loaded down with trivial details but also inaccurate, thereby influences operating efficiency and tighten quality.
Summary of the invention
The present invention is for avoiding above-mentioned existing in prior technology weak point; A kind of twin shaft screw down distance-variation mechanism is provided; Centre-to-centre spacing with the adjustment twin shaft of efficiently and accurately; Make tightening machine can tighten the bolt group of different centre-to-centre spacing, thus the bolt that makes tightening machine can adapt to multiple product tighten, have bigger flexibility.
Technical solution problem of the present invention adopts following technical scheme:
The design feature of twin shaft screw down distance-variation of the present invention mechanism is in boxboard upper edge Y direction down line slideway to be set; Can be in the driving lower edge of the sled drive mechanism said line slideway slippage in opposite directions of boxboard down of a pair of displacement slide plate; The a pair of axle of tightening that runs through the displacement slide plate is fixedly installed on respectively in the axis hole of a pair of displacement slide plate.
The design feature of twin shaft screw down distance-variation of the present invention mechanism also is:
Said sled drive mechanism is set to: on the symmetric position of a pair of displacement slide plate, be fixedly welded with the bearing pin that protrudes out along Z-direction respectively; Be provided with and the relatively-stationary feather key plate of following boxboard, said feather key plate has " eight " font slideway, and an arm-tie is that key is connected with the feather key plate, can form relatively moving of X-direction between said arm-tie and the feather key plate; Said arm-tie is provided with the arm-tie chute, and said arm-tie chute is an inner side edge with " eight " font slideway on the said feather key plate, and said bearing pin is positioned at said arm-tie chute; Relatively moving of X-direction is to be actuator with said arm-tie between arm-tie and the feather key plate.
The arm-tie cylinder is set, and the cylinder mounting plate that is used to install the arm-tie cylinder is fixedly installed on down boxboard, and said feather key plate is connected with the cylinder mounting plate bolt, and said arm-tie is connected with the drive end of arm-tie cylinder.
Compared with present technology, beneficial effect of the present invention is embodied in:
1, the present invention moves with displacement slide plate straight line on following boxboard to realize a pair of displacement between the axle of tightening, and is simple in structure, is easy to realize;
2, the present invention can change the movement locus of bearing pin through the shape that changes the chute on the arm-tie, obtains the conversion of different centre-to-centre spacing values, and to satisfy tightening of different centre-to-centre spacing bolt groups, adaptability is strong;
3, the present invention adopts moving of slide plate cylinder control displacement slide plate, can realize the Automatic Control of cylinder, easy to operate quick, accurate positioning.
Description of drawings
Fig. 1 is master's TV structure sketch map of the present invention;
Fig. 2 is a plan structure sketch map of the present invention;
Fig. 3 cooperates sketch map for middle guide briquetting of the present invention with line slideway;
Label among the figure: 1 directional bond; 2 guide rail briquettings; 3 displacement slide plates; 4 slide plate briquettings; 5 arm-ties; 6 feather key plates; 7 pins; 8 line slideways; 9 times boxboards; 10 cylinder mounting plates; 11 arm-tie cylinders; 12 tighten axle.
The specific embodiment
Referring to Fig. 1, Fig. 2, the structure setting in the present embodiment is in following boxboard 9 upper edge Y directions line slideway 8 to be set; A pair of displacement slide plate 3 can be under the driving lower edge of sled drive mechanism line slideway 8 slippage in opposite directions of boxboard 9; The a pair of axle 12 of tightening that runs through displacement slide plate 3 is fixedly installed on respectively in the axis hole of a pair of displacement slide plate 3.
In the practical implementation, sled drive mechanism is set to: on the symmetric position of a pair of displacement slide plate 3, be fixedly welded with the bearing pin 7 that protrudes out along Z-direction respectively; Be provided with and following boxboard 9 relatively-stationary feather key plates 6, feather key plate 6 has " eight " font slideway, and an arm-tie 5 and feather key plate 6 can form relatively moving of X-direction for key is connected between arm-tie 5 and the feather key plate 6; Arm-tie 5 is provided with the arm-tie chute, and the arm-tie chute is an inner side edge with " eight " font slideway on the feather key plate 6, and bearing pin 7 is positioned at the arm-tie chute; Relatively moving of X-direction is to be actuator with arm-tie 5 between arm-tie 5 and the feather key plate 6; In order to drive arm-tie 5, arm-tie cylinder 11 is set, the cylinder mounting plate 10 that is used to install arm-tie cylinder 11 is fixedly installed on down boxboard 9, and feather key plate 6 is connected with cylinder mounting plate 10 bolts, and arm-tie 5 is connected with the drive end of arm-tie cylinder 11.
Like Fig. 1, Fig. 2 and shown in Figure 3, in the practical implementation, the corresponding structure setting also comprises:
Directional bond 1 and following boxboard 9 are connected with bolt, and the groove of being opened with directional bond 1 and displacement slide plate 3 bottoms matches, and displacement slide plate 3 is led; Guide rail briquetting 2 is a wedge; In a side groove that is bolted to down boxboard 9, the tightness of tightening through bolt on the guide rail briquetting 2 pushes the line slideway 8 on next door, thereby regulates the linearity (as shown in Figure 3) of the installation of line slideway 8; Tightening axle 12 for two is connected on the displacement slide plate 3 through bolt; Be positioned at the free degree that four slide plate briquettings 4 on the dual-side of displacement slide plate 3 are used to limit displacement slide plate 3, make displacement slide plate 3 only do the slip on the Y direction along line slideway 8, arm-tie 5 is the displacement actuator; Just can realize the conversion of different centre-to-centre spacing through the shape that changes arm-tie 5 upper hopper chutes; When arm-tie cylinder 11 drove arm-tie 5 and moves as X axis, 6 pairs of arm-ties 5 of feather key plate led, and make arm-tie 5 can only on the direction perpendicular to line slideway 8, do moving on the X-direction.When bearing pin 7 moves in the chute of arm-tie 5, promptly drive displacement slide plate 3 and slide.Line slideway 8 secured in parallel are being descended on the boxboard 9, and match with displacement slide plate 3, and displacement slide plate 3 can be slided along line slideway 8.The bottom of cylinder mounting plate 10 is fixed on down on the boxboard 9, and top is connected with feather key plate 6 bolt, is used for simultaneously connecting arm-tie cylinder 11 with bolt, makes the drive end of arm-tie cylinder 11 be connected with arm-tie 5.
The course of work:
Behind the replacement of products that needs are tightened, the centre-to-centre spacing of the bolt group that will tighten on it also changes, and will change the centre-to-centre spacing of tightening axle 12 this moment.Driving arm-tie 5 by arm-tie cylinder 11 moves forward and backward; Bearing pin 7 in arm-tie 5 chutes moves according to the track of chute simultaneously; Driving displacement slide plate 3 slides on line slideway 8 relatively; On it two tighten axle 12 and also will slide relatively, realize that tightening spools 12 for two is converted to another centre-to-centre spacing value from a centre-to-centre spacing value.Realize different product can be on same machine the completion of efficiently and accurately.

Claims (3)

1. a twin shaft screw down distance-variation mechanism is characterized in that Y direction is provided with line slideway (8) in following boxboard (9) upper edge; Can be in the driving lower edge of sled drive mechanism said line slideway (8) slippage in opposite directions of boxboard (9) down of a pair of displacement slide plate (3); The a pair of axle (12) of tightening that runs through displacement slide plate (3) is fixedly installed on respectively in the axis hole of a pair of displacement slide plate (3).
2. twin shaft screw down distance-variation according to claim 1 mechanism is characterized in that said sled drive mechanism is set to: on the symmetric position of a pair of displacement slide plate (3), be fixedly welded with the bearing pin (7) that protrudes out along Z-direction respectively; Be provided with and the relatively-stationary feather key plate of following boxboard (9) (6), said feather key plate (6) has " eight " font slideway, and an arm-tie (5) and feather key plate (6) can form relatively moving of X-direction for key is connected between said arm-tie (5) and the feather key plate (6); Said arm-tie (5) is provided with the arm-tie chute, and said arm-tie chute is an inner side edge with " eight " font slideway on the said feather key plate (6), and said bearing pin (7) is positioned at said arm-tie chute; Relatively moving of X-direction is to be actuator with said arm-tie (5) between arm-tie (5) and the feather key plate (6).
3. twin shaft screw down distance-variation according to claim 2 mechanism; It is characterized in that being provided with arm-tie cylinder (11); The cylinder mounting plate (10) that is used to install arm-tie cylinder (11) is fixedly installed on down boxboard (9); Said feather key plate (6) is connected with cylinder mounting plate (10) bolt, and said arm-tie (5) is connected with the drive end of arm-tie cylinder (11).
CN2011103525879A 2011-11-09 2011-11-09 Variable distance mechanism of a double-shaft tightening machine Pending CN102398151A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011103525879A CN102398151A (en) 2011-11-09 2011-11-09 Variable distance mechanism of a double-shaft tightening machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011103525879A CN102398151A (en) 2011-11-09 2011-11-09 Variable distance mechanism of a double-shaft tightening machine

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CN102398151A true CN102398151A (en) 2012-04-04

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102756269A (en) * 2012-05-21 2012-10-31 大连嘉禾自控技术有限公司 Four-shaft spacing-variable bolt tightening device
CN102773691A (en) * 2012-08-07 2012-11-14 大连豪森设备制造有限公司 Automatic tightening machine of engine cylinder cover
CN104029011A (en) * 2014-06-10 2014-09-10 安徽吉斯通自动化装备有限公司 Small-displacement high-precision pitch-change mechanism
CN104339151A (en) * 2014-09-26 2015-02-11 安徽巨一自动化装备有限公司 Automatic variable-pitch mechanism for center distance of double-shaft tightening machine
CN104368964A (en) * 2014-10-31 2015-02-25 无锡市安捷脚手架有限公司 Floating type bolt tightening device
CN103358119B (en) * 2013-07-24 2015-12-09 大连豪森瑞德设备制造有限公司 Robot fastener for bolt
CN105855863A (en) * 2016-06-15 2016-08-17 安徽江淮汽车股份有限公司 False-shaft U-shaped bolt tightening machine
CN110695688A (en) * 2019-10-25 2020-01-17 安徽巨一自动化装备有限公司 High-precision servo flexible pitch-changing mechanism for multi-shaft screwing or multi-head press mounting

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61192423A (en) * 1985-02-19 1986-08-27 Mazda Motor Corp Between-axis distance adjusting positioner for plural tools
JPH10156643A (en) * 1996-11-29 1998-06-16 Honda Motor Co Ltd Distance adjusting device of fastening machine
CN101428392A (en) * 2008-12-12 2009-05-13 奇瑞汽车股份有限公司 Dual-shaft electric screw down distance-variation apparatus
CN201279675Y (en) * 2008-10-28 2009-07-29 荆州神电实业有限公司 Rapid adjustment mechanism for multi-shaft screw down apparatus
CN201300301Y (en) * 2008-11-25 2009-09-02 宁波杰克龙阀门有限公司 Double-shaft rapid assembly type screwing device
CN201792185U (en) * 2010-09-26 2011-04-13 南京斯凯汽车设备制造有限责任公司 Variable distance tightening device
CN201815859U (en) * 2010-10-25 2011-05-04 大连德新机电技术工程有限公司 Double shaft screwing head for double shaft variable oar electric bolt screwing machine
CN201833164U (en) * 2010-10-09 2011-05-18 中国人民解放军装甲兵技术学院 Double-shaft pitch-variable thread knob mechanism
CN102179699A (en) * 2011-03-29 2011-09-14 朝阳博文机床有限公司 Installing and positioning method of linear guide rail
CN202344209U (en) * 2011-11-09 2012-07-25 安徽巨一自动化装备有限公司 Pitch-changing mechanism of double-shaft tightening machine

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61192423A (en) * 1985-02-19 1986-08-27 Mazda Motor Corp Between-axis distance adjusting positioner for plural tools
JPH10156643A (en) * 1996-11-29 1998-06-16 Honda Motor Co Ltd Distance adjusting device of fastening machine
CN201279675Y (en) * 2008-10-28 2009-07-29 荆州神电实业有限公司 Rapid adjustment mechanism for multi-shaft screw down apparatus
CN201300301Y (en) * 2008-11-25 2009-09-02 宁波杰克龙阀门有限公司 Double-shaft rapid assembly type screwing device
CN101428392A (en) * 2008-12-12 2009-05-13 奇瑞汽车股份有限公司 Dual-shaft electric screw down distance-variation apparatus
CN201792185U (en) * 2010-09-26 2011-04-13 南京斯凯汽车设备制造有限责任公司 Variable distance tightening device
CN201833164U (en) * 2010-10-09 2011-05-18 中国人民解放军装甲兵技术学院 Double-shaft pitch-variable thread knob mechanism
CN201815859U (en) * 2010-10-25 2011-05-04 大连德新机电技术工程有限公司 Double shaft screwing head for double shaft variable oar electric bolt screwing machine
CN102179699A (en) * 2011-03-29 2011-09-14 朝阳博文机床有限公司 Installing and positioning method of linear guide rail
CN202344209U (en) * 2011-11-09 2012-07-25 安徽巨一自动化装备有限公司 Pitch-changing mechanism of double-shaft tightening machine

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102756269A (en) * 2012-05-21 2012-10-31 大连嘉禾自控技术有限公司 Four-shaft spacing-variable bolt tightening device
CN102756269B (en) * 2012-05-21 2015-07-15 大连嘉禾自控技术有限公司 Four-shaft spacing-variable bolt tightening device
CN102773691A (en) * 2012-08-07 2012-11-14 大连豪森设备制造有限公司 Automatic tightening machine of engine cylinder cover
CN103358119B (en) * 2013-07-24 2015-12-09 大连豪森瑞德设备制造有限公司 Robot fastener for bolt
CN104029011A (en) * 2014-06-10 2014-09-10 安徽吉斯通自动化装备有限公司 Small-displacement high-precision pitch-change mechanism
CN104339151A (en) * 2014-09-26 2015-02-11 安徽巨一自动化装备有限公司 Automatic variable-pitch mechanism for center distance of double-shaft tightening machine
CN104339151B (en) * 2014-09-26 2016-08-24 安徽巨一自动化装备有限公司 Twin shaft tightening machine centre-to-centre spacing automatic adjustable-pitch mechanism
CN104368964A (en) * 2014-10-31 2015-02-25 无锡市安捷脚手架有限公司 Floating type bolt tightening device
CN105855863A (en) * 2016-06-15 2016-08-17 安徽江淮汽车股份有限公司 False-shaft U-shaped bolt tightening machine
CN105855863B (en) * 2016-06-15 2017-09-29 安徽江淮汽车集团股份有限公司 Dummy shaft U-bolt tightening machine
CN110695688A (en) * 2019-10-25 2020-01-17 安徽巨一自动化装备有限公司 High-precision servo flexible pitch-changing mechanism for multi-shaft screwing or multi-head press mounting

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Application publication date: 20120404