CN102416561A - Central distance changing mechanism for four-shaft tightening machine - Google Patents
Central distance changing mechanism for four-shaft tightening machine Download PDFInfo
- Publication number
- CN102416561A CN102416561A CN2011103540597A CN201110354059A CN102416561A CN 102416561 A CN102416561 A CN 102416561A CN 2011103540597 A CN2011103540597 A CN 2011103540597A CN 201110354059 A CN201110354059 A CN 201110354059A CN 102416561 A CN102416561 A CN 102416561A
- Authority
- CN
- China
- Prior art keywords
- chassis
- worm gear
- centre
- tightening
- central distance
- 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
Links
Images
Landscapes
- General Details Of Gearings (AREA)
Abstract
The invention discloses a central distance changing mechanism for a four-shaft tightening machine. The central distance changing mechanism is characterized in that: adjusting holes are formed on a fixedly-arranged lower box plate in a crossed shape; the radial position of each tightening shaft passing through each adjusting hole is adjustable in each adjusting hole; a rotatable chassis is arranged; four long circular holes which are uniformly distributed by rotating by 90 degrees are formed in the chassis; the center of one end of each long circular hole has the same central distance A on the chassis; the centers of the other ends of the four long circular holes have the same central distance B on the chassis; A is not equal to B; the chassis is coaxially connected with the lower box plate, and can rotate relatively; each tightening shaft correspondingly passes through each long circular hole on the chassis; and the tightening shaft is used for adjusting the central distance under the linkage action of the adjusting holes and long circular holes through the relative rotation between the chassis and the lower box plate. Due to the adoption of the central distance changing mechanism, the tightening machine can adapt to bolt tightening of various products and has higher flexibility.
Description
Technical field
The present invention relates to four tightening machine center distance changes of main reducing gear difference shell bolt mechanism; More specifically saying so is four conversion of tightening the centre-to-centre spacing between the axle of completion differential assembly assembling process, thereby accomplishes a kind of pitch-changing mechanism of tightening of different centre-to-centre spacing bolts.
Background technology
In the poor housing assy assembling process of drive axle main reducing gear, there is a large amount of bolts to tighten, adopt four tightening machine to tighten operation for the purpose of making things convenient for.From adapting to the scope of product, four tightening machine have two kinds of forms, and a kind of is to be directed against certain product design specially, and it is non-adjustable that it tightens a centre-to-centre spacing; 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.The concrete method that adopts is; The operator adjusts the position of tightening axle on one side; Go to measure the centre-to-centre spacing of tightening axle with slide calliper rule on one side; This mode not only every shaft core position of tightening axle is not accurate enough, and, can not overlap with the bolt circle center of circle exactly by respectively tightening a distribution circle center of circle that constitutes.Thereby quality is tightened in influence, even makes that tightening machine can't operate as normal.
Summary of the invention
The present invention is for avoiding above-mentioned existing in prior technology weak point; A kind of four pitch-changing mechanisms of four tightening machine are provided; With the convenient centre-to-centre spacing of adjusting four exactly; 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 four tightening machine center distance changes of the present invention mechanism is on the following boxboard that fixedly installs, is " ten " word the adjustment hole is set, run through the adjustment hole respectively to tighten axle adjustable in each adjustment radial position in hole; One rotating chassis is set; In said chassis, be provided with four by 90 ° of equally distributed slotted holes of rotation; The center of one end of said four slotted holes has identical centre-to-centre spacing A on the chassis, the center of the other end of four slotted holes has identical centre-to-centre spacing B, A ≠ B on the chassis; Said chassis and following coaxial connection of boxboard, and can relatively rotate, respectively tighten the axle correspondence and run through each slotted hole on the chassis, form the adjustment of tightening the centre-to-centre spacing of axle under said adjustment hole and slotted hole interlock with relatively rotating between said chassis and the following boxboard.
The design feature of four tightening machine center distance changes of the present invention mechanism also is:
It is a worm gear that said chassis is set, be fixedly installed on down on the boxboard through endless screw support with the worm screw of said worm gear engaged transmission, and be actuator with said worm screw.
The worm gear fixed axis is set, and an end of said worm gear fixed axis is fixedly connected on down on the boxboard with set bolt, and the other end of worm gear fixed axis connects worm gear through bearing, and the end of worm gear fixed axis fixedly installs through cover plate bolt with end plate and bearing cover.
Compared with present technology, beneficial effect of the present invention is embodied in:
1, simple in structure, the accurate positioning, easy to operate of the present invention;
2, the present invention can obtain the transformed value of different centre-to-centre spacing through changing the size of the slotted hole on the chassis, satisfies tightening of different centre-to-centre spacing bolt groups with this;
3, the present invention rotates through manual worm drive worm gear, and is easy to operate simple.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is boxboard and worm structure sketch map under the present invention;
Fig. 3 is a worm gear arrangement sketch map of the present invention;
Label among the figure: 1 worm screw, 2 endless screw supports, 3 times boxboards, 4 chassis, 5 set bolts, 6 worm gear connecting axles, 7 are tightened shaft pressuring plate, 8 bearings, 9 end plates, 10 cover plate bolts, 11 bearing covers, 12 and are tightened axle, 13 braking spanners, 14 adjustment holes, 15 slotted holes.
The specific embodiment
Referring to Fig. 1, Fig. 2 and Fig. 3, present embodiment on the following boxboard 3 that fixedly installs, be " ten " word adjustment hole 14 be set, run through adjustment hole 14 respectively to tighten axle 12 adjustable in each adjustment radial position in hole 14; One rotating chassis 4 is set; In chassis 4, be provided with four by 90 ° of equally distributed slotted holes 15 of rotation; The center of one end of four slotted holes 15 has identical centre-to-centre spacing A on chassis 4, the center of the other end of four slotted holes 15 has identical centre-to-centre spacing B, A ≠ B on chassis 4; Chassis 4 is coaxial setting with following boxboard 3; And can relatively rotate, respectively tighten axle 12 correspondences and run through each slotted hole 15 on the chassis 4, tighten shaft pressuring plate 7 through screw with tighten spools 12 and be connected; Clip boxboard 3 down between 12 tightening shaft pressuring plate 7 and tighten axle, with auxiliary motion of tightening axle 12; Form the adjustment of tightening the centre-to-centre spacing of axle 12 under adjusting hole 14 and linking at slotted hole 15 with relatively rotating between chassis 4 and the following boxboard 3.
It is a worm gear that chassis 4 is set, be fixedly installed on down on the boxboard 3 through endless screw support 2 with the worm screw 1 of worm gear engaged transmission, and be actuator with worm screw 1.
In the present embodiment; Worm gear fixed axis 6 is set; One end of worm gear fixed axis 6 is fixedly connected on down on the boxboard 3 with set bolt 5, and the other end of worm gear fixed axis 6 connects worm gear through bearing 8, and the end of worm gear fixed axis 6 fixedly installs through cover plate bolt 10 with end plate 9 and bearing cover 11.
In the bolt rundown process; Hand rotation worm screw 1 is the centre-to-centre spacing that scalable four is tightened axle 12, and adjustment finishes, and pulls down braking spanner 13; In order to locking worm screw 1; Thereby another centre-to-centre spacing is confirmed on locking chassis 4 and to tighten axle 12 with four fixing, comes and can tighten the different centre-to-centre spacing bolt groups of different product.
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 this moment.The take-off the brake spanner, the hand rotation worm screw drives worm gear and rotates; Worm gear forms interlock with following boxboard, makes that tightening axle for four moves in adjustment hole and irregularly-shaped hole, is converted to another centre-to-centre spacing value from a centre-to-centre spacing value; Pull lower ejector lever with fixing, realize the adjustment of centre-to-centre spacing.
Claims (3)
1. four tightening machine center distance change mechanisms is characterized in that going up, be " ten " word at the following boxboard (3) that fixedly installs is provided with adjustment hole (14), run through adjustment hole (14) respectively to tighten axle (12) radial position in each adjustment hole (14) adjustable; One rotating chassis (4) is set; In said chassis (4), be provided with four by 90 ° of rotation equally distributed slotted holes (15); The center of one end of said four slotted holes (15) has identical centre-to-centre spacing A on chassis (4); The center of the other end of four slotted holes (15) has identical centre-to-centre spacing B, A ≠ B on chassis (4); Said chassis (4) and coaxial connection of following boxboard (3); And can relatively rotate; Respectively tighten axle (13) correspondence and run through each slotted hole (15) on the chassis (4), form the adjustment of tightening the centre-to-centre spacing of axle (3) under said adjustment hole (14) and slotted hole (15) interlock with relatively rotating between said chassis (4) and the following boxboard (3).
2. four tightening machine center distance change mechanisms according to claim 1; It is characterized in that being provided with said chassis (4) is a worm gear; Going the worm screw (1) of engaged transmission mutually with said worm gear and be fixedly installed on down on the boxboard (3) through endless screw support (2), is actuator with said worm screw (1).
3. four tightening machine center distance change mechanisms according to claim 2; It is characterized in that being provided with worm gear fixed axis (6); One end of said worm gear fixed axis (6) is fixedly connected on down on the boxboard (3) with set bolt (5); The other end of worm gear fixed axis (6) connects worm gear through bearing (8), and the end of worm gear fixed axis (6) fixedly installs through cover plate bolt (10) with end plate (9) and bearing cover (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103540597A CN102416561A (en) | 2011-11-09 | 2011-11-09 | Central distance changing mechanism for four-shaft tightening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103540597A CN102416561A (en) | 2011-11-09 | 2011-11-09 | Central distance changing mechanism for four-shaft tightening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102416561A true CN102416561A (en) | 2012-04-18 |
Family
ID=45941344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103540597A Pending CN102416561A (en) | 2011-11-09 | 2011-11-09 | Central distance changing mechanism for four-shaft tightening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102416561A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848182A (en) * | 2012-09-26 | 2013-01-02 | 潍柴动力股份有限公司 | Four-directional synchronous modified gear and tightening machine |
| 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 |
| CN105081752A (en) * | 2014-05-09 | 2015-11-25 | 东风德纳车桥有限公司 | Multi-shaft tightening machine with automatic indexing and varying pitch |
| 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 |
| CN108859599A (en) * | 2018-07-06 | 2018-11-23 | 李东方 | A kind of wheel dismounting device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59205246A (en) * | 1983-05-09 | 1984-11-20 | Shibaura Eng Works Co Ltd | Multi-shaft fastening device |
| JPS61192423A (en) * | 1985-02-19 | 1986-08-27 | Mazda Motor Corp | Between-axis distance adjusting positioner for plural tools |
| CN1636669A (en) * | 2004-12-14 | 2005-07-13 | 合肥工业大学 | Diameter regulating mechanism for tightening shaft distribution circle of multiple-shaft tightening machine |
| CN2712676Y (en) * | 2003-10-15 | 2005-07-27 | 东风汽车有限公司设备制造厂 | Output shaft synchronous pitch-changing mechanism of screwing machine |
| CN201613448U (en) * | 2009-12-25 | 2010-10-27 | 山东同力达智能机械有限公司 | Four-shaft intelligent tightening machine |
| CN202278553U (en) * | 2011-11-09 | 2012-06-20 | 安徽巨一自动化装备有限公司 | Center distance changing mechanism of four-shaft tightening machine |
-
2011
- 2011-11-09 CN CN2011103540597A patent/CN102416561A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59205246A (en) * | 1983-05-09 | 1984-11-20 | Shibaura Eng Works Co Ltd | Multi-shaft fastening device |
| JPS61192423A (en) * | 1985-02-19 | 1986-08-27 | Mazda Motor Corp | Between-axis distance adjusting positioner for plural tools |
| CN2712676Y (en) * | 2003-10-15 | 2005-07-27 | 东风汽车有限公司设备制造厂 | Output shaft synchronous pitch-changing mechanism of screwing machine |
| CN1636669A (en) * | 2004-12-14 | 2005-07-13 | 合肥工业大学 | Diameter regulating mechanism for tightening shaft distribution circle of multiple-shaft tightening machine |
| CN201613448U (en) * | 2009-12-25 | 2010-10-27 | 山东同力达智能机械有限公司 | Four-shaft intelligent tightening machine |
| CN202278553U (en) * | 2011-11-09 | 2012-06-20 | 安徽巨一自动化装备有限公司 | Center distance changing mechanism of four-shaft tightening machine |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848182A (en) * | 2012-09-26 | 2013-01-02 | 潍柴动力股份有限公司 | Four-directional synchronous modified gear and tightening machine |
| CN105081752A (en) * | 2014-05-09 | 2015-11-25 | 东风德纳车桥有限公司 | Multi-shaft tightening machine with automatic indexing and varying pitch |
| CN105081752B (en) * | 2014-05-09 | 2018-06-05 | 东风德纳车桥有限公司 | Multiaxis automatic displacement displacement tightening machine |
| 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 |
| 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 |
| CN108859599A (en) * | 2018-07-06 | 2018-11-23 | 李东方 | A kind of wheel dismounting device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102416561A (en) | Central distance changing mechanism for four-shaft tightening machine | |
| CN206937237U (en) | Pre-screwing device | |
| CN104339151B (en) | Twin shaft tightening machine centre-to-centre spacing automatic adjustable-pitch mechanism | |
| CN202278553U (en) | Center distance changing mechanism of four-shaft tightening machine | |
| CN101549559A (en) | Rotary twister with carbon-fiber plane | |
| CN110328901A (en) | A kind of adjustable corrugated board production impression device | |
| CN102398151A (en) | Variable distance mechanism of a double-shaft tightening machine | |
| US20170282418A1 (en) | Sheet/film forming roll apparatus, sheet/film forming method | |
| CN103217138A (en) | Bevel gear assembly gap measuring device | |
| CN201816052U (en) | High-precision swivel table | |
| CN104097169A (en) | Tire assembling and disassembling wrench | |
| CN102266738A (en) | Device capable of quickly adjusting gap between ring die and pressing rolls of ring die pelleting machine | |
| CN203542443U (en) | Clamping tool for connecting flanges | |
| CN205630309U (en) | Two flat grinder worm gear drive arrangement for main shaft | |
| CN202462686U (en) | Coulter device | |
| CN201651169U (en) | Worm and wheel-worm transmission device | |
| CN101983795B (en) | Rotation actuating device of feeding shaft sleeve on pipe bender | |
| CN104400308A (en) | Rotation mechanism for welding round tube with stud | |
| CN202290781U (en) | Roll guide | |
| CN103101197B (en) | Horizontal type composite pole and tower production equipment | |
| CN201369666Y (en) | Air gap regulator for permanent magnet speed regulator | |
| CN209264184U (en) | It is a kind of can step-less adjustment inertia rotary inertia simulator | |
| CN204004109U (en) | Manually adjustment type Parking Brake | |
| CN204114012U (en) | The cylindrical gear drive of singe screw adjustment backlash | |
| CN202569561U (en) | Toy helicopter blade installation structure with adjustable blade pitch angle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120418 |