CN106181888B - The bolt tensioner that can be driven over long distances - Google Patents
The bolt tensioner that can be driven over long distances Download PDFInfo
- Publication number
- CN106181888B CN106181888B CN201610747549.6A CN201610747549A CN106181888B CN 106181888 B CN106181888 B CN 106181888B CN 201610747549 A CN201610747549 A CN 201610747549A CN 106181888 B CN106181888 B CN 106181888B
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- rotation axis
- drive socket
- transmission section
- sprocket wheel
- axis
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B29/00—Accessories
- B25B29/02—Bolt tensioners
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention discloses the bolt tensioner that can be driven over long distances,Including motor,Gear reducer,Rear-end transmission section,Middle part transmission section,Front end transmission section and bolt loading and unloading device mounting base,Pass through motor successively transmission speed reducer,Rear-end transmission section,Transmission section and front end transmission section in the middle part of more piece,Then being driven section by front end drives bolt loading and unloading device mounting base and bolt loading and unloading device to realize the operation in the narrow and small curved space,Due to rear-end transmission section,Joint in the middle part of more piece between transmission section and front end transmission section also passes through gear and branch sleeve,It can be rotated since branch sleeve connects end around rotation axis,Bent so as to fulfill bolt loading and unloading device,Due to rear-end transmission section,It is by more piece chain drive between transmission section and front end transmission save in the middle part of more piece,The rotation axis of chain-driving can rotate in the limiting slot in sleeve,It is achieved thereby that bolt loading and unloading device can turn to bending.
Description
Technical field
The present invention relates to a kind of bolt loading and unloading field, and in particular to the bolt tensioner that can be driven over long distances.
Background technology
The fields such as processing maintenance are manufactured in mechanical equipment (automobile making, shipbuilding), it is often necessary to certain in small space
The bolt at a position is loaded and unloaded, and due to being limited by space, common bolt loading and unloading tool is difficult inside to work normally, if
Need bolt loading and unloading position and the external world be it is straight-through, can be using Lengthened bolt handling instrument come to its bolt loading and unloading, if needing bolt
Handling position is that bending connects with the external world, reuses Lengthened bolt handling instrument and also is difficult to work.
The content of the invention
The purpose of the present invention is to overcome the deficiencies of the prior art and provide the bolt tensioner that can be driven over long distances, solves
The problem of normal bolt loading and unloading can not be carried out certainly in the narrow and small curved space.
The present invention is achieved through the following technical solutions：
The bolt tensioner that can be driven over long distances, including motor, gear reducer, rear-end transmission section, middle part transmission section, front end biography
Dynamic section and bolt loading and unloading device mounting base, the rear-end transmission section include rear-end transmission sleeve, in the rear-end transmission sleeve before
End and rearward end are equipped with rotation axis, and the rotation axis both ends are equipped with bearing, and the bearing at the rotation axis both ends is respectively provided with
In bearing annular groove in rear-end transmission sleeve, sprocket wheel is equipped with the rotation axis, the sprocket wheel in two rotation axis passes through chain
Bar is sequentially connected, and umbrella tooth A is provided with the middle part of the rotation axis of the rear-end transmission sleeve rear end, the rear-end transmission barrel forward end
Gear A is provided with the middle part of rotation axis.
The middle part transmission, which saves, includes middle part drive socket, and the front end and rearward end in the middle part drive socket are all provided with
There is rotation axis, the rotation axis both ends are equipped with bearing, and the bearing at the rotation axis both ends is arranged in the drive socket of middle part
Bearing annular groove in, be equipped with sprocket wheel in the rotation axis, the sprocket wheel in two rotation axis is connected by chain drive, described turn
Gear B is both provided with the middle part of moving axis.
The front end transmission, which saves, includes front end drive socket, front end and rearward end difference in the front end drive socket
Equipped with front end rotation axis and rear end thereof axis, the front end rotation axis and rear end thereof axis both ends are equipped with bearing, the rear end
The bearing at rotation axis both ends is arranged in the bearing annular groove in cylinder, and the bearing at the front end rotation axis both ends is fixed on front end transmission
On sleeve lining, sprocket wheel is equipped with the front end rotation axis and rear end thereof axis, in front end rotation axis and rear end thereof axis
Sprocket wheel is connected by chain drive, and umbrella tooth B is provided with the middle part of the front end rotation axis, is set in the middle part of the rear end thereof axis with teeth
Take turns C.
The motor output shaft is connected with gear reducer, and the speed reducer output shaft front end is provided with umbrella tooth C, the umbrella tooth C
It is intermeshed and is driven with umbrella tooth A.
The gear A is intermeshed with the gear B that the middle part drive socket rear end is set, before the rear-end transmission sleeve
The rotation axis that end is set is connected with the rotation axis that middle part drive socket rear end is set by branch sleeve, the rear-end transmission sleeve
The rotation axis that front end is set is through branch sleeve one end, and the rotation axis that the middle part drive socket rear end is set is through branch sleeve
The other end.
The gear B that the middle part drive socket front end is set is driven with gear C intermeshing, before the middle part drive socket
The rotation axis that end is set is connected with rear end thereof axis by branch sleeve, and the rotation axis that the middle part drive socket front end is set is worn
In branch sleeve one end, the rear end thereof axis is through the branch sleeve other end.
Described bolt loading and unloading device mounting base one end is provided with umbrella tooth D, and the bolt loading and unloading device mounting base other end is provided with
Bolt loading and unloading device.
Further, two sets of sprocket wheels are equipped with the rotation axis, front end rotation axis and rear end thereof axis.
Further, the rear-end transmission sleeve, be provided with the middle part of middle part drive socket and front end drive socket one with
Upper chain isolating device, the chain isolating device include sprocket wheel shaft and isolation sprocket wheel, and the isolation sprocket wheel is arranged sprocket wheel
In shaft, isolation sprocket wheel is arranged between two chains, and the sprocket wheel shaft both ends are arranged on rear-end transmission sleeve, middle part transmission
In shaft annular groove in sleeve or front end drive socket.
Further, stop collar is arranged with the speed reducer output shaft, after the stop collar is fixed on by locating rack
On the follower head for holding drive socket.
Further, spacing cover for seat is arranged with the bolt loading and unloading device mounting base, the spacing cover for seat passes through locating rack
It is fixed on the front end of front end drive socket.
Further, it is provided with arm-rest frame on the front end drive socket outer wall.
Further, it is provided with motor control switch on the front end drive socket outer wall.The middle part is driven joint number amount
For two or more, mutually it is sequentially connected between transmission section in middle part described in two or more.
Compared with prior art, the present invention have the following advantages and advantages：
By transmission section in the middle part of motor successively transmission speed reducer, rear-end transmission section, more piece and front end transmission section, then pass through
Front end transmission section drives bolt loading and unloading device mounting base and bolt loading and unloading device to realize the operation in the narrow and small curved space, since rear end passes
Joint in the middle part of dynamic section, more piece between transmission section and front end transmission section is also by gear and branch sleeve, due to branch sleeve
Even end can be rotated around rotation axis, be bent so as to fulfill bolt loading and unloading device, due to rear-end transmission section, in the middle part of more piece transmission save and
It is that can be rotated by more piece chain drive, the rotation axis of chain-driving in the limiting slot in sleeve between front end transmission section,
It is achieved thereby that bolt loading and unloading device can turn to bending.
Brief description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is the bolt tensioner structure diagram that the present invention can be driven over long distances；
Fig. 2 is the bolt tensioner internal structure schematic diagram that the present invention can be driven over long distances；
Fig. 3 is the structure diagram of rear-end transmission section of the present invention；
Fig. 4 is the structure diagram of present invention middle part transmission section；
Fig. 5 is the structure diagram of front end of the present invention transmission section；
Mark and corresponding parts title in attached drawing：
1- motors, 2- gear reducers, 3- rear-end transmission sections, 4- middle parts transmission section, 5- front ends transmission section, 6- bolt loading and unloadings device are pacified
Fill seat, 7- rear-end transmission sleeves, 8- rotation axis, 9- bearings, 10- bearing annular grooves, 11- sprocket wheels, 12- chains, 13- umbrella tooths A, 14-
Gear A, 15- middle parts drive socket, 16- front ends drive socket, 17- front ends rotation axis, 18- rear end thereof axis, 19- umbrella tooth B19,
20- gear Cs, 21- speed reducer output shafts, 22- umbrella tooths C, 23- branch sleeve, 24- umbrella tooths D, 25- bolt loading and unloading device, 26- chains
Isolating device, 27- sprocket wheel shafts, 28- isolation sprocket wheels, 29- stop collars, 30- locating racks, the spacing cover for seat of 31-, 32- arm-rest frames,
33- motor control switch, 34- gear Bs, 35- shaft annular grooves.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention, 1 setting direction of motor is rear in the description of the application orientation, is reversed front.
Embodiment 1
As shown in Figure 1, the bolt tensioner that the present invention can be driven over long distances, including motor 1, gear reducer 2, rear-end transmission section
3rd, middle part transmission section 4, front end transmission section 5 and bolt loading and unloading device mounting base 6, rear-end transmission section 3 include rear-end transmission sleeve 7, after
Front end and rearward end in the drive socket 7 of end are equipped with rotation axis 8, and 8 both ends of rotation axis are equipped with bearing 9,8 both ends of rotation axis
Bearing 9 be arranged in the bearing annular groove 10 in rear-end transmission sleeve 7, sprocket wheel 11, two rotation axis are equipped with rotation axis 8
Sprocket wheel 11 on 8 is sequentially connected by chain 12, and the middle part of rotation axis 8 of 7 rear end of rear-end transmission sleeve is provided with umbrella tooth
A13, the middle part of rotation axis 8 of 7 front end of rear-end transmission sleeve are provided with gear A 14.
Middle part transmission section 4 includes middle part drive socket 15, and the front end and rearward end in middle part drive socket 15 are also all provided with
There is rotation axis 8,8 both ends of rotation axis are equipped with bearing 9, and the bearing 9 at 8 both ends of rotation axis is arranged in the drive socket 15 of middle part
In bearing annular groove 10, when needing to make bolt loading and unloading shaft bending, rotation axis 8 is by the bearing 9 at both ends in bearing annular groove 10
End and the folding angles of rotation axis 8 can be connected, i.e. middle part transmission section 4 can so as to change branch sleeve 23 with Small-angle Rotation
Can be passed around multi-faceted (360 degree) the direction bending deflecting of rear-end transmission section 3, previous middle part transmission section 4 in the middle part of the latter
Dynamic multi-faceted (360 degree) the direction bending deflecting of section 4, front end transmission section 5 can be driven 4 multi-faceted (360 degree) directions of section around middle part
Deflecting is bent, so as to fulfill 25 multi-faceted buckling work of bolt loading and unloading device, sprocket wheel 11, two rotation axis 8 are equipped with rotation axis 8
On sprocket wheel 11 be sequentially connected by chain 12, the middle part of rotation axis 8 is both provided with gear B 34.
Front end transmission section 5 includes front end drive socket 16, and the front end and rearward end in front end drive socket 16 are set respectively
There are front end rotation axis 17 and rear end thereof axis 18, front end rotation axis 17 and 18 both ends of rear end thereof axis are equipped with bearing 9, and rear end turns
The bearing 9 at 18 both ends of moving axis is arranged in the bearing annular groove 10 in front end drive socket 16,17 both ends of front end rotation axis
Bearing 9 is fixed on 16 inner wall of front end drive socket, and sprocket wheel 11 is equipped with the front end rotation axis 17 and rear end thereof axis 18,
Sprocket wheel 11 in front end rotation axis 17 and rear end thereof axis 18 is sequentially connected by chain 12, and the middle part of front end rotation axis 17 is provided with
Umbrella tooth B19, the middle part of rear end thereof axis 18 are provided with gear C 20.Rear-end transmission section 3, middle part transmission section 4 and front end transmission 5 bases of section
Present principles connector is identical.
1 output shaft of motor is connected with gear reducer 2, and 21 front end of speed reducer output shaft on gear reducer 2 is provided with umbrella tooth C22,
Umbrella tooth C22 and umbrella tooth A13 intermeshings are driven；
The gear B 34 that gear A 14 is set with 15 rear end of middle part drive socket is intermeshed, before the rear-end transmission sleeve 7
The rotation axis 8 that end is set is connected with the rotation axis 8 that drive socket 15 rear end in middle part is set by branch sleeve 23, rear-end transmission set
The rotation axis 8 that 7 front ends of cylinder are set is through 23 one end of branch sleeve, 8 company of being through of rotation axis that drive socket 15 rear end in middle part is set
23 other end of female connector cylinder；
The gear B 34 that drive socket 15 front end in middle part is set is driven with the intermeshing of gear C 20, the middle part drive socket
The rotation axis 8 that 15 front ends are set is connected with rear end thereof axis 18 also by branch sleeve 23, and drive socket 15 front end in middle part is set
Rotation axis 8 be through 23 one end of branch sleeve, the rear end thereof axis 18 is through 23 other end of branch sleeve；
6 one end of bolt loading and unloading device mounting base is provided with umbrella tooth D24, and 6 other end of bolt loading and unloading device mounting base is provided with bolt
Loading and unloading device 25.Bolt loading and unloading device 25 is connected in bolt loading and unloading device mounting base 6 by Morse taper handle/hole installation, rear-end transmission
Sleeve 7, middle part drive socket 15 and the middle part of front end drive socket 16 are provided with more than one chain isolating device 26, chain isolation
Device 26 includes sprocket wheel shaft 27 and isolation sprocket wheel 28, and isolation sprocket wheel 28 is arranged in sprocket wheel shaft 27, and isolation sprocket wheel 28 is set
Between two chains 12,27 both ends of sprocket wheel shaft are arranged on rear-end transmission sleeve 7, middle part drive socket 15 or front end and pass
In 35 shaft annular groove 35 of shaft annular groove in moving sleeve 16.
Stop collar 29 is arranged with speed reducer output shaft 21, stop collar 29 is fixed on rear-end transmission sleeve by locating rack 30
On 7 follower head.
Spacing cover for seat 31 is arranged with bolt loading and unloading device mounting base 6, before spacing cover for seat 31 is fixed on also by locating rack 30
On the front end for holding drive socket 16.
5 are saved by transmission section 4 in the middle part of motor 1 successively transmission speed reducer 2, rear-end transmission section 3, more piece and front end transmission, so
Operation in bolt loading and unloading device mounting base 6 and the real 25 present narrow and small curved spaces of bolt loading and unloading device is driven by front end transmission section 5 afterwards,
Since the joint between transmission section 4 in the middle part of rear-end transmission section 3, more piece and front end transmission section 5 also passes through gear and branch sleeve
23 connections and transmission, can rotate around rotation axis 8 since branch sleeve 23 connects end, are bent so as to fulfill bolt loading and unloading device, by
In the middle part of rear-end transmission section 3, more piece turned by more piece chain drive, chain-driving between transmission section 4 and front end transmission section 5
Moving axis 8 can rotate in the limiting slot in sleeve, it is achieved thereby that bolt loading and unloading device can turn to bending.
Embodiment 2
It is rotation axis 8, preceding on the basis of embodiment 1 as shown in Figure 1, the bolt tensioner that can be driven over long distances of the present invention
Two sets of sprocket wheels 11 are equipped with end rotation axis 17 and rear end thereof axis 18., can by setting two sets of sprocket wheels 11 and chain 12 to be driven
Torque is driven with increase, increases the overall stability of bolt loading and unloading device.
Embodiment 3
As shown in Figure 1, the bolt tensioner that the present invention can be driven over long distances, on the basis of embodiment 1, front end drive sleeve
Arm-rest frame 32 is provided with 16 outer walls of cylinder.Arm-rest frame 32 could be provided as activity, it is not necessary to when, it can disassemble, in use,
Hold arm-rest frame 32 and carry out bolt loading and unloading operation.
Embodiment 4
As shown in Figure 1, the bolt tensioner that the present invention can be driven over long distances, on the basis of embodiment 1, front end drive sleeve
Motor control switch 33 is provided with 16 outer walls of cylinder.Worker can connect motor in front end control, easy to use.
Above-described embodiment, has carried out the purpose of the present invention, technical solution and beneficial effect further
Describe in detail, it should be understood that the foregoing is merely the embodiment of the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution, improvement and etc. done, should all include
Within protection scope of the present invention.
Claims (6)
1. the bolt tensioner that can be driven over long distances, including motor (1), gear reducer (2), rear-end transmission section (3), middle part transmission section
(4), front end transmission section (5) and bolt loading and unloading device mounting base (6), it is characterised in that：The rear-end transmission section (3) passes including rear end
Moving sleeve (7), front end and rearward end in the rear-end transmission sleeve (7) are equipped with rotation axis (8), the rotation axis (8)
Both ends are equipped with bearing (9), and the bearing (9) at rotation axis (8) both ends is arranged at the bearer ring in rear-end transmission sleeve (7)
In groove (10), sprocket wheel (11) is equipped with the rotation axis (8), the sprocket wheel (11) on two rotation axis (8) passes through chain (12)
It is sequentially connected, umbrella tooth A (13), the rear-end transmission set is provided with the middle part of the rotation axis (8) of rear-end transmission sleeve (7) rear end
Gear A (14) is provided with the middle part of the rotation axis (8) of cylinder (7) front end；
Middle part transmission section (4) includes middle part drive socket (15), and the front end in the middle part drive socket (15) is with after
End is also equipped with rotation axis (8), and rotation axis (8) both ends are equipped with bearing (9), the bearing at rotation axis (8) both ends
(9) it is arranged in the bearing annular groove (10) in middle part drive socket (15), sprocket wheel (11) is equipped with the rotation axis (8),
Sprocket wheel (11) on two rotation axis (8) is sequentially connected by chain (12), and gear B is both provided with the middle part of the rotation axis (8)
(34)；
Front end transmission section (5) includes front end drive socket (16), and the front end in the front end drive socket (16) is with after
End is respectively equipped with front end rotation axis (17) and rear end thereof axis (18), the front end rotation axis (17) and rear end thereof axis (18)
Both ends are equipped with bearing (9), and the bearing (9) at rear end thereof axis (18) both ends is arranged on the axis in front end drive socket (16)
In carrier ring groove (10), the bearing (9) at front end rotation axis (17) both ends is fixed on front end drive socket (16) inner wall, described
Sprocket wheel (11), front end rotation axis (17) and rear end thereof axis (18) are equipped with front end rotation axis (17) and rear end thereof axis (18)
On sprocket wheel (11) be sequentially connected by chain (12), umbrella tooth B (19) is provided with the middle part of the front end rotation axis (17), after described
Gear C (20) is provided with the middle part of end rotation axis (18)；
Motor (1) output shaft is connected with gear reducer (2), and speed reducer output shaft (21) front end on the gear reducer (2) is set
Umbrella tooth C (22) is equipped with, the umbrella tooth C (22) is driven with umbrella tooth A (13) intermeshings；
The gear A (14) is intermeshed with the gear B (34) that middle part drive socket (15) rear end is set, the rear-end transmission set
The rotation axis (8) that the rotation axis (8) that cylinder (7) front end is set is set with middle part drive socket (15) rear end passes through branch sleeve (23)
Connection, the rotation axis (8) that rear-end transmission sleeve (7) front end is set are through branch sleeve (23) one end, the middle part transmission
The rotation axis (8) that sleeve (15) rear end is set is through branch sleeve (23) other end；
The gear B (34) that middle part drive socket (15) front end is set is driven with gear C (20) intermeshing, and the middle part passes
The rotation axis (8) that moving sleeve (15) front end is set is connected with rear end thereof axis (18) also by branch sleeve (23), the middle part
The rotation axis (8) that drive socket (15) front end is set is through branch sleeve (23) one end, rear end thereof axis (18) company of being through
Female connector cylinder (23) other end；
Described bolt loading and unloading device mounting base (6) one end is provided with umbrella tooth D (24), bolt loading and unloading device mounting base (6) other end
Bolt loading and unloading device (25) is installed；
Two sets of sprocket wheels (11) are equipped with the rotation axis (8), front end rotation axis (17) and rear end thereof axis (18).
2. the bolt tensioner according to claim 1 that can be driven over long distances, it is characterised in that：The rear-end transmission sleeve
(7), more than one chain isolating device (26) is provided with the middle part of middle part drive socket (15) and front end drive socket (16), it is described
Chain isolating device (26) includes sprocket wheel shaft (27) and isolation sprocket wheel (28), and the isolation sprocket wheel (28) is arranged sprocket wheel shaft
(27) on, the isolation sprocket wheel (28) is arranged between two chains (12), and sprocket wheel shaft (27) both ends are arranged on rear end
In shaft annular groove (35) in drive socket (7), middle part drive socket (15) or front end drive socket (16).
3. the bolt tensioner according to claim 1 that can be driven over long distances, it is characterised in that：The speed reducer output shaft
(21) stop collar (29) is arranged with, after the stop collar (29) is fixed on rear-end transmission sleeve (7) by locating rack (30)
On termination.
4. the bolt tensioner that can be driven over long distances according to claim 1-3 any one of them, it is characterised in that：The bolt
Spacing cover for seat (31) is arranged with loading and unloading device mounting base (6), before the spacing cover for seat (31) is fixed on also by locating rack (30)
On the front end for holding drive socket (16).
5. the bolt tensioner according to claim 4 that can be driven over long distances, it is characterised in that：The front end drive socket
(16) arm-rest frame (32) is provided with outer wall.
6. the bolt tensioner according to claim 5 that can be driven over long distances, it is characterised in that：The front end drive socket
(16) motor control switch (33) is provided with outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610747549.6A CN106181888B (en) | 2016-08-30 | 2016-08-30 | The bolt tensioner that can be driven over long distances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610747549.6A CN106181888B (en) | 2016-08-30 | 2016-08-30 | The bolt tensioner that can be driven over long distances |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106181888A CN106181888A (en) | 2016-12-07 |
| CN106181888B true CN106181888B (en) | 2018-04-20 |
Family
ID=57526301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610747549.6A Active CN106181888B (en) | 2016-08-30 | 2016-08-30 | The bolt tensioner that can be driven over long distances |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106181888B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5570871A (en) * | 1994-03-16 | 1996-11-05 | Westfalia Nucleartechnik Gmbh & Co. | Device for selectively tensioning and clamping studs mounted on a pressure vessel to permit nuts to be tightened or loosened |
| DE102004043146B3 (en) * | 2004-09-03 | 2005-11-24 | Hohmann, Jörg | Hydraulic bolt tensioning device |
| CN201645425U (en) * | 2010-03-17 | 2010-11-24 | 银川西部大森数控技术有限公司 | Intelligent bolt tightening machine |
| CN203254367U (en) * | 2013-05-04 | 2013-10-30 | 中钢集团衡阳重机有限公司 | Hydraulic pretightener |
| CN104002278A (en) * | 2014-06-18 | 2014-08-27 | 电子科技大学 | Bolt screwing device |
| CN104369144A (en) * | 2014-10-31 | 2015-02-25 | 无锡市安捷脚手架有限公司 | Bolt tightening device |
| WO2015118283A1 (en) * | 2014-02-06 | 2015-08-13 | Tentec Limited | Tensioner |
| CN105598913A (en) * | 2016-03-28 | 2016-05-25 | 重庆超力高科技股份有限公司 | Stud release type gun head |
| CN206465049U (en) * | 2016-08-30 | 2017-09-05 | 成都西华升腾科技有限公司 | The bolt take-up that can be driven over long distances |
-
2016
- 2016-08-30 CN CN201610747549.6A patent/CN106181888B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5570871A (en) * | 1994-03-16 | 1996-11-05 | Westfalia Nucleartechnik Gmbh & Co. | Device for selectively tensioning and clamping studs mounted on a pressure vessel to permit nuts to be tightened or loosened |
| DE102004043146B3 (en) * | 2004-09-03 | 2005-11-24 | Hohmann, Jörg | Hydraulic bolt tensioning device |
| CN201645425U (en) * | 2010-03-17 | 2010-11-24 | 银川西部大森数控技术有限公司 | Intelligent bolt tightening machine |
| CN203254367U (en) * | 2013-05-04 | 2013-10-30 | 中钢集团衡阳重机有限公司 | Hydraulic pretightener |
| WO2015118283A1 (en) * | 2014-02-06 | 2015-08-13 | Tentec Limited | Tensioner |
| CN104002278A (en) * | 2014-06-18 | 2014-08-27 | 电子科技大学 | Bolt screwing device |
| CN104369144A (en) * | 2014-10-31 | 2015-02-25 | 无锡市安捷脚手架有限公司 | Bolt tightening device |
| CN105598913A (en) * | 2016-03-28 | 2016-05-25 | 重庆超力高科技股份有限公司 | Stud release type gun head |
| CN206465049U (en) * | 2016-08-30 | 2017-09-05 | 成都西华升腾科技有限公司 | The bolt take-up that can be driven over long distances |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106181888A (en) | 2016-12-07 |
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