CN105855863A - False-shaft U-shaped bolt tightening machine - Google Patents
False-shaft U-shaped bolt tightening machine Download PDFInfo
- Publication number
- CN105855863A CN105855863A CN201610436671.1A CN201610436671A CN105855863A CN 105855863 A CN105855863 A CN 105855863A CN 201610436671 A CN201610436671 A CN 201610436671A CN 105855863 A CN105855863 A CN 105855863A
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- Prior art keywords
- dummy shaft
- axle
- shaft
- tightening machine
- machine
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
- B23P19/069—Multi-spindle machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a false-shaft U-shaped bolt tightening machine which comprises a machine body. The false-shaft U-shaped bolt tightening machine further comprises a tightening shaft module arranged on a bottom plate of the machine body, and a false shaft module, wherein the tightening shaft module comprises two tightening shafts and a motor; the motor is used for driving the tightening shafts to rotate; the tightening shafts and the motor are fixedly arranged on the bottom plate; a set distance is formed between the two tightening shafts; the false shaft module is fixedly arranged on the bottom plate and comprises a first false shaft and a second false shaft; the first false shaft and the second false shaft are respectively arranged on two sides of the tightening shafts. According to the false-shaft U-shaped bolt tightening machine provided by the invention, the false shafts are respectively arranged on two sides of the tightening shafts, and reactive force is provided, so that the tightening machine also can be kept stable under the condition that the tightening shafts are broken, and the risk that the tightening machine is out of control in the operating process due to breakage of the tightening shafts as well as potential safety hazards caused by same are avoided.
Description
Technical field
The present invention relates to a kind of screwing tool, particularly relate to a kind of dummy shaft U-bolt tightening machine.
Background technology
At present the tightening operation of assembly shop is mainly by pneumatic tools, battery rifle, torque spanner and tighten
Machine realizes.At the scene in actual production, the critical process for high pulling torque generally individually uses tightening machine
Ensure quality.
Existing tightening machine is generally divided into twin shaft tightening machine and four axle tightening machine, and the axle of tightening in tightening machine divides
The end of one or more groups U-bolt not corresponding, drives the synchronization realizing each end to tighten by motor.
But, limiting due to site environment and the height of each vehicle is inconsistent, tightening machine was using
Cheng Zhonghui uses extension bar, and extension bar exists the risk of fracture during life-time service, again due to
There is significant shock in tightening machine under the working condition of high pulling torque, this exacerbates again the wind of extension bar fracture
Danger；From the point of view of twin shaft tightening machine, if twist into two parts in rundown process wherein one tighten axle, then twist
The tight all of power of machine can be applied to another root and tighten on axle, and tightening machine can tighten axle around another root simultaneously
Rotating, this kind of situation causes great potential safety hazard；And for four axle tightening machine, although fracture one
Root tightens axle still can keep stable, but tightens axle also relative to two of the many increases of twin shaft tightening machine
Increase the input of equipment cost.
Summary of the invention
It is an object of the invention to provide a kind of dummy shaft U-bolt tightening machine, to avoid tightening machine in work
Risk that middle process is out of control because tightening axle fracture and the potential safety hazard thus brought.
The invention provides a kind of dummy shaft U-bolt tightening machine, including body, wherein, described dummy shaft
U-bolt tightening machine also includes:
Be arranged on the base plate of body tightens axle module, described in tighten axle module and include that two are tightened axle
And motor, described motor be used for driving described in tighten axle and rotate, described in tighten axle and described motor is the most solid
Surely be arranged on described base plate, and described in tighten between centers there is the distance of setting；
Dummy shaft module, is fixedly installed on described base plate, and described dummy shaft module include the first dummy shaft and
Second dummy shaft, described first dummy shaft and described second dummy shaft be separately positioned on described in tighten the both sides of axle.
Dummy shaft U-bolt tightening machine as above, these, it is preferred to, also include that servo conjugates
Module, for driving and tightening the distance between axle described in change.
Dummy shaft U-bolt tightening machine as above, these, it is preferred to, described servo displacement mould
Block includes servomotor, mounting bracket, the first gear, the second gear, screw mandrel and two position adjustments
Block；
Described servomotor is fixedly connected in described mounting bracket；
Described first gear is fixedly connected on described servomotor, described first gear and described second
Gear engages each other composition gear pair, and described gear pair is separately positioned on described with described servomotor
The both sides of mounting bracket；
Described screw mandrel is fixing with described second gear to be connected, and described screw mandrel is positioned at described servomotor
The same side of described mounting bracket；The middle part of described screw mandrel is polished rod, and described polished rod two ends are respectively provided with
There are left hand thread and right-handed thread；Two described position adjustments blocks are arranged on described screw mandrel, and described
Position adjustments block is connected by nut and described screw mandrel are fixing；
Two described position adjustments blocks respectively with tighten axle described in two and be connected.
Dummy shaft U-bolt tightening machine as above, these, it is preferred to tighten axle and institute described in,
State the first dummy shaft and described second dummy shaft all include sleeve, described sleeve be arranged on described in tighten axle and
It is provided with imitation-shaped groove in described first dummy shaft and the described second false the tip of the axis, and described sleeve.
Dummy shaft U-bolt tightening machine as above, these, it is preferred to, described dummy shaft module is also
Including two fixed plates, described fixed plate is fixedly connected on below described base plate, described first dummy shaft and
Described second dummy shaft is respectively fixedly connected with in said two fixed plate.
Dummy shaft U-bolt tightening machine as above, these, it is preferred to, described body is arranged
The side plate with described body is had to fix the controller being connected.
Dummy shaft U-bolt tightening machine as above, these, it is preferred to, described body also sets
It is equipped with the shift switch controlling described servo displacement module.
Dummy shaft U-bolt tightening machine as above, these, it is preferred to, described shift switch
Quantity is three.
The dummy shaft U-bolt tightening machine that the present invention provides, by being respectively provided with vacation in the both sides tightening axle
Axle, it is provided that counteracting force makes tightening machine still can keep stable in the case of tightening axle fracture,
Avoid tightening machine risk out of control because tightening axle fracture in the course of the work and the safety thus brought hidden
Suffer from.
Accompanying drawing explanation
The structural representation of the dummy shaft U-bolt tightening machine that Fig. 1 provides for the embodiment of the present invention；
The dummy shaft U-bolt tightening machine that Fig. 2 provides for the embodiment of the present invention is applied in real work
State diagram；
Fig. 3 is the structural representation of servo displacement module；
Fig. 4 is the structural representation tightening axle module；
Fig. 5 is the structural representation of dummy shaft module.
Description of reference numerals:
1-body 1.1-controller 1.2-base plate 1.3-shift switch
2-suspension arrangement 3-tightens axle module 3.1-motor 3.2-and tightens axle
4-servo displacement module 4.1-servomotor 4.2-the first gear 4.3-the second gear
4.4-mounting bracket 4.5-screw mandrel 4.6-position adjustments block 4.7-fixes seat
5-dummy shaft module 5.1-the first dummy shaft 5.2-the second dummy shaft 5.1.1-sleeve
5.3-fixed plate 6-the first U-bolt 7-the second U-bolt 8-connecting plate
9-nut
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, its
In the most same or similar label represent same or similar element or there is same or like merit
The element of energy.The embodiment described below with reference to accompanying drawing is exemplary, is only used for explaining this
Bright, and be not construed as limiting the claims.
The structural representation of the dummy shaft U-bolt tightening machine that Fig. 1 provides for the embodiment of the present invention, Fig. 2
The state diagram being applied in real work for the dummy shaft U-bolt tightening machine of embodiment of the present invention offer.
Referring to Fig. 1 and Fig. 2, embodiments provide a kind of dummy shaft U-bolt and tighten
Machine, including body 1, suspension arrangement 2, tightens axle module 3 and dummy shaft module 5；Wherein, dress is hung
Put 2 tops being arranged on body 1, tighten axle module 3 and be arranged on the base plate 1.2 of body 1, should
Tighten axle module 3 and include that two are tightened axle 3.2 and tighten, for driving, the motor 3.1 that axle 3.2 rotates,
Tighten axle 3.2 and motor 3.1 is all fixedly installed on base plate 1.2, and two are tightened and have between axle 3.2
The distance set；Dummy shaft module 5 is fixedly installed on base plate 1.2, and this dummy shaft module 5 includes
One dummy shaft 5.1 and the second dummy shaft 5.2, the first dummy shaft 5.1 and the second dummy shaft 5.2 are separately positioned on and tighten
The both sides of axle 3.2.
The dummy shaft U-bolt tightening machine that the embodiment of the present invention provides, during it uses, is arranged on
The suspension arrangement 2 at body 1 top is fixing with cylinder to be connected, and cylinder is arranged on the transmission crossbeam in workshop,
To realize horizontal displacement, the dummy shaft U-bolt tightening machine that the embodiment of the present invention provides can pass through cylinder
Realize the displacement of vertical direction；Refer to Fig. 2, the first U-bolt 6 between each parts, can be passed through
Combination with the second U-bolt 7 is fixing to be connected, the first U-bolt 6 and the second U-bolt 7
Can combine by the way of connecting plate 8 and nut 9 fastening；Passed by production line at parts
When delivering to the position corresponding to dummy shaft U-bolt tightening machine, two tighten axle 3.2 respectively with a U
Two nuts 9 on type bolt 6 dock, and now the second dummy shaft 5.2 can be with the second U-bolt 7
On one of them nut 9 dock, and under this kind of duty, the first unsettled setting of dummy shaft 5.1,
Now, dummy shaft U-bolt tightening machine can be moved downward by the promotion of cylinder, makes two to tighten axle
The 3.2 the most interfaced fixing connections of nut 9, are tightened axle 3.2 and are rotated by motor 3.1,
Thus nut 9, connecting plate 8 and the first U-bolt 6 three are fastened；
After the first U-bolt 6 has fastened, dummy shaft U-bolt tightening machine is driven by cylinder and raises,
Making to tighten axle 3.2 and depart from nut 9, now dummy shaft U-bolt tightening machine passes through transmission horizontal beam action water
Translation is dynamic, makes two to tighten axle 3.2 and docks with two nuts 9 on the second U-bolt 7 respectively,
Now the first dummy shaft 5.1 docks with one of them nut 9 on the first U-bolt 6, and at this kind
Under duty, the second unsettled setting of dummy shaft 5.2, now, dummy shaft U-bolt tightening machine can be again
The secondary promotion by cylinder moves downward, and makes two to tighten the most interfaced nut of axle 3.2 9 admittedly
Fixed connect, tighten axle 3.2 and be rotated by motor 3.1, thus by nut 9, connecting plate 8 and the
Two U-bolt 7 three fastenings, after the second U-bolt 7 has fastened, dummy shaft U-bolt is twisted
Tight machine is driven by cylinder and raises, and makes to tighten axle 3.2 and departs from nut 9, thus completes all nuts 9 and the
One U-bolt 6 and the second U-bolt 7 tighten work.
Fig. 3 is the structural representation of servo displacement module, as it is shown on figure 3, the embodiment of the present invention provides
Dummy shaft U-bolt tightening machine also include servo conjugate module 4, for drive and change tighten axle 3.2
Between distance.
Further, servo displacement module 4 includes servomotor 4.1, mounting bracket the 4.4, first tooth
Wheel the 4.2, second gear 4.3, screw mandrel 4.5 and position adjustments block 4.6；Wherein, servomotor 4.1 is solid
Surely it is connected in mounting bracket 4.4；First gear 4.2 is fixedly connected on servomotor 4.1, and first
Gear 4.2 and the second gear 4.3 engage each other composition gear pair, and gear pair and servomotor 4.1 points
It is not arranged on the both sides of mounting bracket 4.4；Screw mandrel 4.5 is fixing with the second gear 4.3 to be connected, and screw mandrel
4.5 are positioned at the same side of mounting bracket 4.4 with servomotor 4.1, the power that servomotor 4.1 produces
Screw mandrel 4.5 can be delivered to, so that it rotates by gear pair；Additionally, the middle part of screw mandrel 4.5 is light
Bar, polished rod two ends are respectively arranged with left hand thread and right-handed thread, and wherein, polished rod can be rotationally connected
On fixing seat 4.7, so that screw mandrel 4.5 will not move axially in rotation process, screw mandrel 4.5
On be provided with position adjustments block 4.6, position adjustments block 4.6 is fixed with screw mandrel 4.5 by nut 9 and is connected,
And two position adjustments blocks 4.6 tighten axle 3.2 with two the most respectively and be connected, tighten axle controlling two
Distance between 3.2；It addition, arrange mutually opposing screw thread at polished rod two ends, position adjustments block can be made
4.6 in screw mandrel 4.5 rotation process, to the motion of relative direction, tightens between axle 3.2 reaching adjustment
Away from purpose.
Fig. 4 is the structural representation tightening axle module, and Fig. 5 is the structural representation of dummy shaft module.
Referring to Fig. 4 and Fig. 5, tighten axle 3.2 and the first dummy shaft 5.1 and the second dummy shaft 5.2
All include that sleeve 5.1.1, sleeve 5.1.1 are arranged on and tighten axle 3.2 and the first dummy shaft 5.1 and the second vacation
Imitation-shaped groove it is provided with, the nut that imitation-shaped groove is to be coordinated with it in the end of axle 5.2, and sleeve 5.1.1
9 profiles are consistent, to play the effect of fixing nut 9.
It will be appreciated by persons skilled in the art that the mode of fixing nut 9 is not limited to sleeve
5.1.1 setting, it is possible to be the mechanisms such as fixture block, is as the criterion, to this reaching the purpose of fixing nut 9
Embodiment is not construed as limiting.
Further, dummy shaft module 5 also includes two fixed plates 5.3, this fixing connection of fixed plate 5.3
In the lower section of base plate 1.2, the first dummy shaft 5.1 and the second dummy shaft 5.2 are respectively fixedly connected with in fixed plate 4.7
On, fixed plate 4.7 the rigidity that can strengthen base plate 1.2 is set, so that the first dummy shaft 5.1 and second
False 5.2 axles are firm to be connected.
Further, refer to Fig. 1, body 1 is provided with the side plate with body 1 and fixes and be connected
Controller 1.1, to control cylinder and the work of dummy shaft U-bolt tightening machine.
Further, refer to Fig. 1, body 1 is additionally provided with and controls changing of servo displacement module 4
Position switch 1.3, shift switch 1.3 can control servomotor 4.1 provides the rotation of different directions, with
Make the distance that position adjustments block 4.6 motion sets, and then control two distances tightened between axle 3.2.
It should be noted that in embodiments of the present invention, the quantity of shift switch 1.3 can be three,
Can also be other quantity, particular number can be arranged according to practical situation, to ensure to realize control two
Individual axle 3.2 spacing of tightening is as the criterion, and is not construed as limiting this present embodiment.
The dummy shaft U-bolt tightening machine that the embodiment of the present invention provides, by tightening the both sides of axle respectively
Dummy shaft is set, it is provided that counteracting force makes tightening machine still can keep in the case of tightening axle fracture
Stable, it is to avoid risk that tightening machine is out of control because tightening axle fracture in the course of the work and thus bringing
Potential safety hazard.
The structure of the present invention, feature and effect effect are described in detail above according to graphic shown embodiment
Really, the foregoing is only presently preferred embodiments of the present invention, but the present invention does not implements to limit shown in drawing
Scope, every change made according to the conception of the present invention, or it is revised as the equivalence enforcement of equivalent variations
Example, still without departing from description with diagram contained spiritual time, all should be within the scope of the present invention.
Claims (8)
1. a dummy shaft U-bolt tightening machine, including body, it is characterised in that described dummy shaft U
Type bolt screwing machine also includes:
Be arranged on the base plate of body tightens axle module, described in tighten axle module and include that two are tightened axle
And motor, described motor be used for driving described in tighten axle and rotate, described in tighten axle and described motor is the most solid
Surely be arranged on described base plate, and described in tighten between centers there is the distance of setting；
Dummy shaft module, is fixedly installed on described base plate, and described dummy shaft module include the first dummy shaft and
Second dummy shaft, described first dummy shaft and described second dummy shaft be separately positioned on described in tighten the both sides of axle.
Dummy shaft U-bolt tightening machine the most according to claim 1, it is characterised in that also include
Servo displacement module, for driving and tightening the distance between axle described in change.
Dummy shaft U-bolt tightening machine the most according to claim 2, it is characterised in that described in watch
Clothes displacement module includes servomotor, mounting bracket, the first gear, the second gear, screw mandrel and two
Position adjustments block；
Described servomotor is fixedly connected in described mounting bracket；
Described first gear is fixedly connected on described servomotor, described first gear and described second
Gear engages each other composition gear pair, and described gear pair is separately positioned on described with described servomotor
The both sides of mounting bracket；
Described screw mandrel is fixing with described second gear to be connected, and described screw mandrel is positioned at described servomotor
The same side of described mounting bracket；The middle part of described screw mandrel is polished rod, and described polished rod two ends are respectively provided with
There are left hand thread and right-handed thread；Two described position adjustments blocks are arranged on described screw mandrel, and described
Position adjustments block is connected by nut and described screw mandrel are fixing；
Two described position adjustments blocks respectively with tighten axle described in two and be connected.
Dummy shaft U-bolt tightening machine the most according to claim 3, it is characterised in that described stubborn
It is described that mandrel and described first dummy shaft and described second dummy shaft all include that sleeve, described sleeve are arranged on
It is provided with imitative in tightening axle and described first dummy shaft and the described second false the tip of the axis, and described sleeve
Shape groove.
Dummy shaft U-bolt tightening machine the most according to claim 4, it is characterised in that described vacation
Axle module also includes two fixed plates, and described fixed plate is fixedly connected on below described base plate, described
One dummy shaft and described second dummy shaft are respectively fixedly connected with in said two fixed plate.
Dummy shaft U-bolt tightening machine the most according to claim 5, it is characterised in that described machine
It is provided with the side plate with described body on body and fixes the controller being connected.
Dummy shaft U-bolt tightening machine the most according to claim 6, it is characterised in that described machine
The shift switch controlling described servo displacement module it is additionally provided with on body.
Dummy shaft U-bolt tightening machine the most according to claim 7, it is characterised in that described in change
The quantity of position switch is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610436671.1A CN105855863B (en) | 2016-06-15 | 2016-06-15 | Dummy shaft U-bolt tightening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610436671.1A CN105855863B (en) | 2016-06-15 | 2016-06-15 | Dummy shaft U-bolt tightening machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105855863A true CN105855863A (en) | 2016-08-17 |
| CN105855863B CN105855863B (en) | 2017-09-29 |
Family
ID=56650723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610436671.1A Active CN105855863B (en) | 2016-06-15 | 2016-06-15 | Dummy shaft U-bolt tightening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105855863B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108296735A (en) * | 2018-01-30 | 2018-07-20 | 重庆市长寿区惠峰汽车修理有限公司 | Auto parts machinery winding device |
| CN109158869A (en) * | 2018-11-23 | 2019-01-08 | 安徽江淮汽车集团股份有限公司 | A kind of connecting-rod bolts pre-screwing tooling |
| CN109159078A (en) * | 2018-10-09 | 2019-01-08 | 大连理工大学 | A kind of vertical device for screwing up of multiaxis applied to aero-engine casing and application method |
| WO2024039494A1 (en) * | 2022-08-17 | 2024-02-22 | Howmet Aerospace Inc. | System and tool for installing advanced fasteners onto a u-bolt |
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| JPH05146975A (en) * | 1991-11-26 | 1993-06-15 | Bridgestone Corp | Multi-shaft automatic nut runner |
| CN102398151A (en) * | 2011-11-09 | 2012-04-04 | 安徽巨一自动化装备有限公司 | Variable distance mechanism of a double-shaft tightening machine |
| CN102416561A (en) * | 2011-11-09 | 2012-04-18 | 安徽巨一自动化装备有限公司 | Central distance changing mechanism for four-shaft tightening machine |
| CN203726115U (en) * | 2014-03-07 | 2014-07-23 | 安徽理工大学 | Electrodynamic flange bolt tightener |
| CN104772621A (en) * | 2015-05-07 | 2015-07-15 | 湖北精川智能装备股份有限公司 | Assembling machine table capable of tightening automobile hub bolts with variable diameters and at variable positions |
-
2016
- 2016-06-15 CN CN201610436671.1A patent/CN105855863B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05146975A (en) * | 1991-11-26 | 1993-06-15 | Bridgestone Corp | Multi-shaft automatic nut runner |
| CN102398151A (en) * | 2011-11-09 | 2012-04-04 | 安徽巨一自动化装备有限公司 | Variable distance mechanism of a double-shaft tightening machine |
| CN102416561A (en) * | 2011-11-09 | 2012-04-18 | 安徽巨一自动化装备有限公司 | Central distance changing mechanism for four-shaft tightening machine |
| CN203726115U (en) * | 2014-03-07 | 2014-07-23 | 安徽理工大学 | Electrodynamic flange bolt tightener |
| CN104772621A (en) * | 2015-05-07 | 2015-07-15 | 湖北精川智能装备股份有限公司 | Assembling machine table capable of tightening automobile hub bolts with variable diameters and at variable positions |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108296735A (en) * | 2018-01-30 | 2018-07-20 | 重庆市长寿区惠峰汽车修理有限公司 | Auto parts machinery winding device |
| CN108296735B (en) * | 2018-01-30 | 2019-07-02 | 重庆市长寿区惠峰汽车修理有限公司 | Automobile parts winding device |
| CN109159078A (en) * | 2018-10-09 | 2019-01-08 | 大连理工大学 | A kind of vertical device for screwing up of multiaxis applied to aero-engine casing and application method |
| CN109158869A (en) * | 2018-11-23 | 2019-01-08 | 安徽江淮汽车集团股份有限公司 | A kind of connecting-rod bolts pre-screwing tooling |
| WO2024039494A1 (en) * | 2022-08-17 | 2024-02-22 | Howmet Aerospace Inc. | System and tool for installing advanced fasteners onto a u-bolt |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105855863B (en) | 2017-09-29 |
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Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant before: Anhui Jianghuai Automotive Co., Ltd. |
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