CN107855762A - A kind of circumferential multi-position bolt automatic setup system and its control method - Google Patents
A kind of circumferential multi-position bolt automatic setup system and its control method Download PDFInfo
- Publication number
- CN107855762A CN107855762A CN201711191486.1A CN201711191486A CN107855762A CN 107855762 A CN107855762 A CN 107855762A CN 201711191486 A CN201711191486 A CN 201711191486A CN 107855762 A CN107855762 A CN 107855762A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- support
- rotary support
- torque wrench
- reduction gear
- 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
Classifications
-
- 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
-
- 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
- B23P19/065—Arrangements for torque limiters or torque indicators in screw or nut setting machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
A kind of circumferential multi-position bolt automatic setup system, the counteractive support of multiple pneumatic torque wrench is partially circumferentially fixed on rotary support in uniform way, the centre of gyration position upper end of rotary support is fixed with cylinder, and the piston rod of cylinder connects U-shaped support in the form of screw thread；Fixed support is provided below in rotary support, fixed support is navigated on workpiece by 3 alignment pins, shown rotary support, U-shaped support and fixed support are to be coaxially disposed, below fixed support planetary reduction gear and stepper motor are disposed with along centerline direction, it is equipped with the output shaft of planetary reduction gear and passes through key connection between T-shaped actuating arm, stepper motor and planetary reduction gear and planetary reduction gear and T-shaped actuating arm.Under electric control system and atmospheric control effect, cylinder and pneumatic torque wrench carry out clutch, indexing and bolt screwing movement automatically, Multi-station automatic operation, reduce the number of working processes, improve assembling quality and operating efficiency.
Description
Technical field
The present invention relates to mechanical assembly technique field, specifically a kind of circumferential multi-position bolt automatic setup system.
Background technology
Bolted assembling is a common technology process in Automatic manual transmission technique, and the performance of product is played very
Important effect, in the assembling process of wind power generating set, relate generally to high-strength bolt group be coupled, such as the change oar of blower fan
Bearing, yaw installation etc., existing operating type is exactly to use hydraulic pressure, electric and pneumatic torque spanner, and bolt enters one by one
Row fastening, efficiency is very low, and production cost is higher.Because bolted on connection part assembling quality accident that is improper and occurring is of common occurrence.Spiral shell
Bolt is coupled, and its basic goal is to rely on the axial pre tightening force after tightening reliably to be bound up by fastener.In reality
Assembling process in, be indirectly controlled axial pre tightening force frequently with by " moment of torsion control ".For a long time, " moment of torsion control "
Influence of the concept to people is profound, as long as being controlled so that being mistakenly considered moment of torsion in rational scope, the effect of assembling is just
It can ensure.In addition, someone carries out multistation operation using Manual rotary support in recent years, such as：CN104275667A、
CN104275667B《A kind of fastener twisting device》, efficiency increases, but not yet realizes automated job, wherein circumferential equal
The assembling of cloth bolt group occupies very big proportion, in order to keep the pretightning force uniformity of each bolt, technological standards requirement by it is symmetrical,
Intersect, progressively tighten.Generally all it is to be tightened one by one with the instrument such as manual torque spanner or hydraulic pressure, pneumatic, electrokinetic moment spanner, makees
Industry efficiency is low, and labor intensity is big, and production cost is higher.
Therefore, for problems of the prior art, it is necessary to which providing one kind has novelty, practicality and creativeness
Device.
The content of the invention
The purpose of the present invention is for manual torque spanner present in prior art or hydraulic pressure, pneumatic, electrokinetic moment spanner
Tightened one by one Deng instrument, the shortcomings of operating efficiency is low, and labor intensity is big, and production cost is higher, there is provided a kind of circumferential multistation spiral shell
Bolt automatic setup system and its control method, Multi-station automatic operation is realized, reduces the number of working processes, improve assembling quality
And operating efficiency.
The present invention controls a two-position two-way electromagnetic directional valve by torque sensor；The present invention passes through stepper motor and row
Star decelerator realizes the circular dividing motion of rotary support；The present invention realizes the axial elevating movement of rotary support by cylinder；
The present invention realizes planetary reduction gear by U-shaped support and T-shaped revolution driving arm and two leads and guide sleeve and its driven
Rotary support and cylinder be co-axially mounted and two degree-of-freedom motion；The present invention is controlled back by two leads and guide sleeve
Turn the axial movement of support and its relative position with planetary reduction gear axle.
The present invention is achieved through the following technical solutions：A kind of circumferential multi-position bolt automatic setup system, including it is pneumatic
Control system and electric control system, the atmospheric control include cylinder, cylinder intake pipeline, pneumatic torque wrench air inlet
Pipeline, pneumatic torque wrench, silencer, fixed support, alignment pin, short drive sleeve, circlip for shaft, U-shaped support, revolution
Support, long drive sleeve, T-shaped actuating arm, elastic cylindrical pin I, guide sleeve, lead and elastic cylindrical pin II；
The electric control system includes stepper motor, flat key I, planetary reduction gear, flat key II, the two-position three way for controlling cylinder
Solenoid directional control valve, the two-position two-way electromagnetic directional valve and torque sensor for controlling pneumatic torque wrench；
The counteractive support part of the pneumatic torque wrench is fixed on rotary support, the centre of gyration portion of the rotary support
Position upper end is provided with cylinder, and the piston rod of cylinder connects U-shaped support in the form of screw thread；
Fixed support is provided below in the rotary support, and fixed support is navigated on workpiece by 3 alignment pins 8
, shown rotary support, U-shaped support and fixed support to be coaxially disposed, below the fixed support along centerline direction according to
It is secondary to be provided with planetary reduction gear and stepper motor, T-shaped actuating arm, stepper motor and planet are housed on the output shaft of planetary reduction gear
Pass through key connection between decelerator and planetary reduction gear and T-shaped actuating arm；The both ends of T-shaped actuating arm are respectively fixed with a guiding
Post, the power from stepper motor drive rotary support to be turned round around its center line eventually through lead；The cylinder, stepping electricity
Machine and planetary reduction gear are coaxial, are driven below circlip for shaft with being provided with several length at pneumatic torque wrench coaxial line
Sleeve and a short drive sleeve, short drive sleeve upper end are provided with torque sensor, the square hole of short drive sleeve upper end and torsion
The square tenon of square sensor lower end is connected, and the square hole and pneumatic torque wrench lower end side tenon of torque sensor upper end, which coordinate, to be connected
Connect.
As a kind of perferred technical scheme, one end of the cylinder is provided with cylinder intake pipeline.
As a kind of perferred technical scheme, silencer is provided with the steam vent of the cylinder, cylinder is eliminated with this
Because of noise caused by vibrations in exhaust process.
As a kind of perferred technical scheme, one end of the pneumatic torque wrench is provided with pneumatic torque wrench air inlet pipe
Road.
As a kind of perferred technical scheme, connected between the pneumatic torque wrench and rotary support by spline, and
Circlip for shaft is stuck between pneumatic torque wrench and rotary support.
The present invention controls pneumatic torque wrench air inlet pipeline by output signal of the torque sensor when setting torque T
The switch of upper two-position two-way electromagnetic directional valve；Two position, three-way electromagnetic change valve is powered, and cylinder intake pipeline is opened, cylinder and revolution
Support promotes U-bracket to rise by piston rod together, can be manually rotated rotary support to any bolt head and sets it to
Starting point, two position, three-way electromagnetic change valve power-off are turned round, cylinder intake pipeline is closed, and cylinder is made together with rotary support in gravity
With lower landing, each drive sleeve engages with corresponding bolt head；Then, the bi-bit bi-pass of pneumatic torque wrench air inlet pipeline is controlled
Solenoid directional control valve, which is powered, to be opened, and each pneumatic torque wrench starts, when torque reaches torque sensor setting moment values, in PLC
Control under, two-position two-way electromagnetic directional valve power-off close, pneumatic torque wrench release；Finally, two position, three-way electromagnetic change valve
It is powered, cylinder intake pipeline is opened, and cylinder promotes U-bracket to rise together with rotary support by piston rod, stepper motor
Rotary support is driven to go to next bolt position by planetary reducer and T-shaped revolution driving arm and lead after energization, two
Position three-way solenoid valve power-off, cylinder intake pipeline are closed, and cylinder lands under gravity together with rotary support, each to drive
Moving sleeve engages with corresponding bolt head, and next circulation starts, and so circulation is multiple, until whole bolt group has all fastened
Untill finishing.
Compared with prior art, the beneficial effects of the present invention are：
（1）The present invention controls a two-position two-way electromagnetic directional valve by torque sensor.
（2）The present invention realizes that the circular dividing of rotary support moves by stepper motor and planetary reduction gear.
（3）The present invention realizes the axial elevating movement of rotary support by cylinder.
（4）The present invention realizes planetary reduction gear by U-bracket and T-shaped revolution driving arm and two leads and guide sleeve
And its rotary support that is driven and cylinder be co-axially mounted and two degree-of-freedom motion.
（5）The present invention controls the axial movement of rotary support and its and planetary reduction gear by two leads and guide sleeve
Device axle
Relative position.
（6）The present invention controls pneumatic torque wrench air inlet by output signal of the torque sensor when setting torque T
The switch of two-position two-way electromagnetic directional valve on pipeline, the loading and unloading of pneumatic torque wrench and its drive sleeve are realized, so as to
Complete the fastener cycle of a bolt；By opening and closing the two position, three-way electromagnetic change valve of control cylinder intake pipeline, and
The separation and engagement of pneumatic torque wrench and its drive sleeve and bolt head are controlled with reference to Action of Gravity Field；By stepper motor and its
Multi-position pneumatic torque spanner is realized in the driving of control system, planetary reduction gear and programmable controller and program controlled software
Indexing and transposition, by the combination of three above process and constantly circulation, be finally completed the pretension mistake of whole bolt group
Journey, Multi-station automatic operation, reduces the number of working processes, improves assembling quality and operating efficiency.
Brief description of the drawings
Fig. 1 is the automatic setup system front view of the present invention；
Fig. 2 is the attached view of automatic setup system of the present invention；
Fig. 3 is the automatic setup system sectional view of the present invention；
Fig. 4 is the workflow diagram of the present invention；
Fig. 5 is the control system schematic diagram of the present invention；
Fig. 6 schemes in a particular embodiment for the present invention.
Figure number explanation：2-cylinder intake pipeline；1-pneumatic torque wrench air inlet pipeline；3-stepper motor；4—
Flat key I；5-planetary reduction gear；6-flat key II；7-fixed support；8-alignment pin；9-short drive sleeve；10-moment of torsion passes
Sensor；11-circlip for shaft；12-pneumatic torque wrench；13-U-shaped support；14-silencer；15-cylinder；16-return
Turn support；17-long drive sleeve；18-T-shaped actuating arm；19-elastic cylindrical pin I；20-guide sleeve；21-lead；
22-elastic cylindrical pin II.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
With reference to Fig. 1-Fig. 6：A kind of circumferential multi-position bolt automatic setup system, including atmospheric control and electrical control
System,
The atmospheric control includes cylinder 15, cylinder intake pipeline 2, pneumatic torque wrench air inlet pipeline 1, aerodynamic moment and pulled
Hand 12, silencer 14, fixed support 7, alignment pin 8, short drive sleeve 9, circlip for shaft 11, type support 13, rotary support
16th, long drive sleeve 17, T-shaped actuating arm 18, elastic cylindrical pin I 19, guide sleeve 20, lead 21 and elastic cylindrical pin II 22；
The electric control system includes stepper motor 3, flat key I 4, planetary reduction gear 5, flat key II 6, controls two of cylinder
Three-way solenoid valve, the two-position two-way electromagnetic directional valve and torque sensor 10 for controlling pneumatic torque wrench；
The counteractive support part of the pneumatic torque wrench 12 is fixed on rotary support 16, the rotary support 16 in
Heart line upper end is provided with cylinder 15, and the piston rod of cylinder 15 connects U-shaped support 13 in the form of screw thread；
Fixed support 7 is provided below in the rotary support 16, and fixed support 7 is navigated on workpiece by 3 alignment pins 8, institute
Show rotary support 16, U-shaped support 13 and fixed support 7 to be coaxially disposed, planetary reduction gear is provided below in the fixed support 7
5 and the planetary reduction gear 5 of stepper motor 3 output shaft on T-shaped actuating arm 18 is housed, stepper motor 3 and planetary reduction gear 5 and planet
A lead 21 is respectively fixed with by key connection, the both ends of T-shaped actuating arm 18 between decelerator 5 and T-shaped actuating arm 18, is come
Rotary support 16 is driven to be turned round around its center line eventually through lead 21 from the power of stepper motor 3；18 turns of T-shaped actuating arm rises
Afterwards, the lead 21 on T-shaped actuating arm 18 drives rotary support 16 to rotate, and guide sleeve 20 is arranged on rotary support 16, described
Cylinder 15, stepper motor 3 and planetary reduction gear 5 are coaxial, below circlip for shaft 11 with the coaxial line of pneumatic torque wrench 12
Place is provided with several long drive sleeves 17 and one short drive sleeve 9, and the short upper end of drive sleeve 9 is provided with torque sensor
10, the lower end sides' tenon of the short upper end square hole of drive sleeve 9 and torque sensor 10 is connected, the square hole of the upper end of torque sensor 10 and
The square tenon of the lower end of pneumatic torque wrench 12 is connected, and planetary reduction gear 5 drives fixed support 7 by flat key II 6.
As a kind of specific embodiment, one end of the cylinder 15 is provided with cylinder intake pipeline.
As a kind of specific embodiment, tell and be placed with silencer at the steam vent of cylinder 15, inblock cylinder is eliminated with this
Caused noise during gas.
As a kind of specific embodiment, one end of the pneumatic torque wrench is provided with pneumatic torque wrench air inlet pipeline 1.
As a kind of specific embodiment, coordinated between the pneumatic torque wrench 12 and rotary support 16 by spline slide
Connection, and circlip for shaft 11 is stuck between pneumatic torque wrench 12 and rotary support 16.
A kind of control method of circumferential multi-position bolt automatic setup system：
Bi-bit bi-pass on pneumatic torque wrench air inlet pipeline is controlled by output signal of the torque sensor when setting torque T
The switch of solenoid directional control valve, two position, three-way electromagnetic change valve are powered, and cylinder intake pipeline is opened, and cylinder leads to together with rotary support
Cross piston rod to promote U-bracket and rise, can be manually rotated rotary support to any bolt head and set it to revolution starting point,
Two position, three-way electromagnetic change valve is powered off, and cylinder intake pipeline is closed, and cylinder lands under gravity together with rotary support, respectively
Drive sleeve engages with corresponding bolt head；Then, the two-position two-way electromagnetic directional valve of pneumatic torque wrench air inlet pipeline is controlled
It is powered and opens, each pneumatic torque wrench starts, when torque reaches torque sensor setting moment values, under PLC control, two
Position two electric change valves power-off is closed, pneumatic torque wrench release；Finally, two position, three-way electromagnetic change valve is powered, and cylinder enters
Air pipe is opened, and cylinder promotes U-bracket to rise together with rotary support by piston rod, and stepper motor passes through row after being powered
Star reductor and T-shaped revolution driving arm and lead driving rotary support go to next bolt position, and two-position three-way electromagnetic changes
Powered off to valve, cylinder intake pipeline is closed, and cylinder lands under gravity together with rotary support, each drive sleeve with it is corresponding
Bolt head engagement, next circulation starts, and so circulation is multiple, untill all whole bolt groups are all fastened and finished.
In the description of the invention, it is to be understood that term " one end ", " front upper place ", " end ", " length ", " width
Degree ", " interior ", " on ", " other end ", " both ends ", " level ", " coaxial ", " bottom ", the orientation of the instruction such as " lower section " or position pass
It is based on orientation shown in the drawings or position relationship, to be for only for ease of the description present invention and simplified description, rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For limitation of the present invention.
In the present invention, unless otherwise clearly defined and limited, term " setting ", " engagement ", " connection ", " setting-in ",
Terms such as " cover lids " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be with
It is mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of individual element internal or the interaction relationship of two elements, limited unless otherwise clear and definite.For the common of this area
For technical staff, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, every utilization
The equivalent structure transformation that present specification is made, or directly or indirectly with the technology neck for being attached to other Related products
Domain, it is included within the scope of the present invention.
Claims (6)
1. a kind of circumferential multi-position bolt automatic setup system, including atmospheric control and electric control system, its feature exist
In：
The atmospheric control includes cylinder（15）, cylinder intake pipeline（2）, pneumatic torque wrench air inlet pipeline（1）Pneumatically
Torque spanner（12）, silencer（14）, fixed support（7）, alignment pin（8）, short drive sleeve (9), circlip for shaft (11),
U-shaped support（13）, rotary support（16）, long drive sleeve（17）, T-shaped actuating arm（18）, elastic cylindrical pin I（19）, guide sleeve
（20）, lead（21）With elastic cylindrical pin II（22）；
The electric control system includes stepper motor（3）, flat key I（4）, planetary reduction gear（5）, flat key II（6）, control gas
The two position, three-way electromagnetic change valve of cylinder, the two-position two-way electromagnetic directional valve and torque sensor for controlling pneumatic torque wrench（10）；
The pneumatic torque wrench（12）Counteractive support part be fixed on rotary support（16）On, the rotary support（16）
Centre of gyration position upper end be fixed with cylinder（15）, cylinder（15）Piston rod U-shaped support is connected in the form of screw thread（13）；
The rotary support（16）Fixed support is provided below（7）, fixed support（7）Pass through 3 alignment pins（8）It is positioned at work
On part, shown rotary support (16), U-shaped support (13) and fixed support（7）To be coaxially disposed, the fixed support (7) is below
Planetary reduction gear is disposed with downwards along centerline direction（5）, stepper motor（3）, planetary reduction gear（5）Output shaft on fill
There is T-shaped actuating arm（18）, stepper motor（3）With planetary reduction gear（5）And planetary reduction gear（5）With T-shaped actuating arm（18）Between
Pass through key connection；The both ends of T-shaped actuating arm are respectively fixed with a lead（21）, the power from stepper motor eventually through
Lead drives rotary support to be turned round around its center line；T-shaped actuating arm（18）After having turned, T-shaped actuating arm（18）On lead
（21）Drive rotary support（16）Rotate, guide sleeve（20）It is arranged on rotary support（16）On, the cylinder（15）, stepper motor
（3）And planetary reduction gear（5）It is coaxial, circlip for shaft（11）Below with pneumatic torque wrench（12）It is provided with coaxial line
Several long drive sleeves（17）With a short drive sleeve（9）, short drive sleeve（9）Upper end is provided with torque sensor
（10）, short drive sleeve（9）The square hole and torque sensor of upper end（10）The square tenon of lower end is connected, torque sensor（10）
The square hole and pneumatic torque wrench of upper end（12）The square tenon of lower end is connected.
A kind of 2. circumferential multi-position bolt automatic setup system according to claim 1, it is characterised in that：The cylinder
（15）One end be provided with cylinder intake pipeline.
A kind of 3. circumferential multi-position bolt automatic setup system according to claim 1, it is characterised in that：The cylinder
（15）Venthole at be placed with silencer, caused noise during cylinder exhaust is eliminated with this.
A kind of 4. circumferential multi-position bolt automatic setup system according to claim 1, it is characterised in that：It is described pneumatic
One end of torque spanner is provided with pneumatic torque wrench air inlet pipeline（1）.
A kind of 5. circumferential multi-position bolt automatic setup system according to claim 1, it is characterised in that：The aerodynamic force
Square spanner（12）With rotary support（16）Between connected by spline, and circlip for shaft（11）It is stuck in pneumatic torque wrench
（12）And rotary support（16）Between.
A kind of 6. control method of circumferential multi-position bolt automatic setup system according to claim 1, it is characterised in that：
Bi-bit bi-pass electromagnetism on pneumatic torque wrench air inlet pipeline is controlled by output signal of the torque sensor when setting torque T
The switch of reversal valve；Two position, three-way electromagnetic change valve is powered, and cylinder intake pipeline is opened, and cylinder passes through work together with rotary support
Stopper rod promotes U-bracket and risen, and can be manually rotated rotary support to any bolt head and sets it to revolution starting point, two
Three-way solenoid valve is powered off, and cylinder intake pipeline is closed, and cylinder lands under gravity together with rotary support, each driving
Sleeve engages with corresponding bolt head；Then, the two-position two-way electromagnetic directional valve of pneumatic torque wrench air inlet pipeline is controlled to be powered
To open, each pneumatic torque wrench starts, when torque reaches torque sensor setting moment values, under PLC control, two two
Electric change valve power-off is closed, pneumatic torque wrench release；Finally, two position, three-way electromagnetic change valve is powered, cylinder intake pipe
Road is opened, and cylinder promotes U-bracket to rise together with rotary support by piston rod, and stepper motor is subtracted after being powered by planet
Fast machine and T-shaped revolution driving arm and lead driving rotary support go to next bolt position, two position, three-way electromagnetic change valve
Power-off, cylinder intake pipeline are closed, and cylinder lands under gravity together with rotary support, each drive sleeve and corresponding spiral shell
Bolt head engages, and next circulation starts, and so circulation is multiple, untill all fastening finishes all whole bolt groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191486.1A CN107855762A (en) | 2017-11-24 | 2017-11-24 | A kind of circumferential multi-position bolt automatic setup system and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191486.1A CN107855762A (en) | 2017-11-24 | 2017-11-24 | A kind of circumferential multi-position bolt automatic setup system and its control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107855762A true CN107855762A (en) | 2018-03-30 |
Family
ID=61702474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711191486.1A Pending CN107855762A (en) | 2017-11-24 | 2017-11-24 | A kind of circumferential multi-position bolt automatic setup system and its control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107855762A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110340652A (en) * | 2019-08-15 | 2019-10-18 | 新疆海装风电设备有限公司 | A kind of wheel hub pitch variable bearings automatic screwing down apparatus |
| CN111037272A (en) * | 2019-12-30 | 2020-04-21 | 山东临工工程机械有限公司 | Full-automatic tightening machine for drive axle bolt |
| CN112454234A (en) * | 2020-12-10 | 2021-03-09 | 兰州资源环境职业技术学院 | Special wrench for shunt connector of magnesium electrolytic cell and using method of special wrench |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1603060A (en) * | 2004-11-02 | 2005-04-06 | 合肥工业大学 | Screwing machine based on servo system |
| CN201364214Y (en) * | 2009-01-19 | 2009-12-16 | 大连天发自动化机械制造有限公司 | Starting friction force moment checking machine of wind-driven generator rotary table bearings |
| CN202732733U (en) * | 2012-07-13 | 2013-02-13 | 马鞍山统力回转支承有限公司 | Pivoting support assembling and detecting combined machine |
| CN104275667A (en) * | 2014-09-28 | 2015-01-14 | 国家电网公司 | Fastener screwing device |
| CN104440066A (en) * | 2014-12-03 | 2015-03-25 | 常州市宇佳包装有限公司 | Multiple-station automatic screwing device |
| CN205465135U (en) * | 2016-04-05 | 2016-08-17 | 赵旭强 | Wind -powered electricity generation wheel hub becomes full -automatic machine of screwing up of oar bearing bolt |
| CN205834680U (en) * | 2016-07-18 | 2016-12-28 | 北京海拓斯特机电技术有限公司 | A kind of Wind turbines yaw bolt locking device |
| CN207710246U (en) * | 2017-11-24 | 2018-08-10 | 南京风电科技有限公司 | A kind of circumferential direction multi-position bolt automatic setup system |
-
2017
- 2017-11-24 CN CN201711191486.1A patent/CN107855762A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1603060A (en) * | 2004-11-02 | 2005-04-06 | 合肥工业大学 | Screwing machine based on servo system |
| CN201364214Y (en) * | 2009-01-19 | 2009-12-16 | 大连天发自动化机械制造有限公司 | Starting friction force moment checking machine of wind-driven generator rotary table bearings |
| CN202732733U (en) * | 2012-07-13 | 2013-02-13 | 马鞍山统力回转支承有限公司 | Pivoting support assembling and detecting combined machine |
| CN104275667A (en) * | 2014-09-28 | 2015-01-14 | 国家电网公司 | Fastener screwing device |
| CN104440066A (en) * | 2014-12-03 | 2015-03-25 | 常州市宇佳包装有限公司 | Multiple-station automatic screwing device |
| CN205465135U (en) * | 2016-04-05 | 2016-08-17 | 赵旭强 | Wind -powered electricity generation wheel hub becomes full -automatic machine of screwing up of oar bearing bolt |
| CN205834680U (en) * | 2016-07-18 | 2016-12-28 | 北京海拓斯特机电技术有限公司 | A kind of Wind turbines yaw bolt locking device |
| CN207710246U (en) * | 2017-11-24 | 2018-08-10 | 南京风电科技有限公司 | A kind of circumferential direction multi-position bolt automatic setup system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110340652A (en) * | 2019-08-15 | 2019-10-18 | 新疆海装风电设备有限公司 | A kind of wheel hub pitch variable bearings automatic screwing down apparatus |
| CN111037272A (en) * | 2019-12-30 | 2020-04-21 | 山东临工工程机械有限公司 | Full-automatic tightening machine for drive axle bolt |
| CN112454234A (en) * | 2020-12-10 | 2021-03-09 | 兰州资源环境职业技术学院 | Special wrench for shunt connector of magnesium electrolytic cell and using method of special wrench |
| CN112454234B (en) * | 2020-12-10 | 2024-03-19 | 兰州资源环境职业技术学院 | Special spanner for split-flow connector of magnesium electrolytic tank and use method of special spanner |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107855762A (en) | A kind of circumferential multi-position bolt automatic setup system and its control method | |
| CN105312898B (en) | The mechanical device and assembly method of a kind of square ball valve automatic setup system | |
| CN205534487U (en) | A hand electric changeover valve device for electric actuator | |
| CN207710246U (en) | A kind of circumferential direction multi-position bolt automatic setup system | |
| CN107414734A (en) | It is a kind of to switch the method and device for tightening two kinds of bolt collars | |
| CN104275667B (en) | Fastener screwing device | |
| CN206263860U (en) | A kind of gun welder electrode cap automatic disassembling device | |
| CN106112499A (en) | Multiaxis displacement type robot tightening machine | |
| CN206982125U (en) | A kind of assembling device of shaft end nut | |
| CN202037438U (en) | Torsion machine | |
| CN205298774U (en) | A gas circuit controlling means for polycrystalline silicon production | |
| CN106743435A (en) | Double power head air-actuated turnover positioner | |
| CN107448666A (en) | A kind of hand-reset structure for Direct Travel actuator | |
| CN208629460U (en) | A kind of steel ring feeding device flexible | |
| CN207195803U (en) | A kind of hand-reset structure for Direct Travel actuator | |
| CN209534300U (en) | Fold arm hydraulic lifting safety cock | |
| CN203197478U (en) | Self-help welding tool device after edge wrapping of car door | |
| CN203221497U (en) | Cam mechanical arm with adjustable stroke | |
| CN106166634A (en) | The motor-driven revolution work lifting platform of a kind of many supports | |
| CN202418832U (en) | Double-door flap valve linkage device | |
| CN109175197B (en) | A kind of cam-type riveting automatic nail feeding apparatus | |
| CN205471564U (en) | Multi -functional grabbing device of robot | |
| CN204984771U (en) | Photovoltaic air compressor machine system | |
| CN212360977U (en) | Manual and hydraulic integrated actuator for flat valve | |
| CN104712816A (en) | Multifunctional stop valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 210038 Jiangsu science and Technology Development Zone, Nanjing, 12 HENGCHUANG Road, No. 514 Applicant after: Nanjing Wind Power Technology Co., Ltd. Address before: 211100 intersection of dry road and Yongning Road, Jiangning District, Nanjing, Jiangsu Applicant before: Nanjing Wind Power Technology Co., Ltd. |
|
| CB02 | Change of applicant information |