CN108311880A - A kind of tightening machine and tightening method - Google Patents
A kind of tightening machine and tightening method Download PDFInfo
- Publication number
- CN108311880A CN108311880A CN201810324213.8A CN201810324213A CN108311880A CN 108311880 A CN108311880 A CN 108311880A CN 201810324213 A CN201810324213 A CN 201810324213A CN 108311880 A CN108311880 A CN 108311880A
- Authority
- CN
- China
- Prior art keywords
- casing
- bearing
- radiator
- bearing seat
- tablet
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
A kind of tightening machine of present invention proposition and tightening method, for tightening radiator and the nipple for thering is cable to pass through, including tablet, the first bearing seat of the built-in bearing on tablet is sequentially arranged at along slab length direction, the second bearing seat and motor cabinet of built-in bearing, including sequentially connected casing, shaft, deceleration mechanism and servo motor, deceleration mechanism is fixed on motor cabinet, the output shaft of the input axis connection servo motor of deceleration mechanism, export axis connection shaft, shaft passes through the bearing connecting sleeve in second bearing seat, casing passes through the bearing in first bearing seat；The free end of casing is equipped with offers notch along its length with the matched interior hexagonal of nipple outer-hexagonal nut, the side wall of casing；It is opening bearing in first bearing seat, is offered in first bearing seat and hold corresponding opening with opening shaft.The tightening machine can simultaneously tighten the outer-hexagonal nut of nipple and nipple with radiator, efficient and grazing will not go out trace on a heat sink.
Description
Technical field
The present invention relates to a kind of tightening machine and tightening methods, and in particular to one kind is for tightening radiator and having cable to wear
The tightening machine and tightening method for the nipple crossed.
Background technology
Cable with pin and box sub is fixed by nipple and radiator, as shown in Figure 1, the nipple includes base
This breechblock 11 and outer-hexagonal nut 12, one end of basic breechblock 11 are equipped with the matched external screw thread of internal thread with outer-hexagonal nut 12
111, the other end is equipped with and the matched external screw thread of the internal thread of radiator mounting hole 112.By the fixation of cable and radiator
In rundown process, on the one hand outer-hexagonal nut and basic breechblock need to be tightened, it on the one hand need to be by entire nipple and radiator
It tightens.It cannot use socket wrench that can not use double offset ring spanner because cable can not be pierced by from socket wrench in such cases
Hand cannot pass through because the other end of cable is equipped with pin and box sub from double offset ring spanner, can only use outer hexagonal spanner.But
Be radiator mounting hole close to cooling fin, activity space is small, and spanner angle rotatable is small, so using outer hexagonal spanner efficiency
It is low, and easily grazing goes out trace on a heat sink.
Invention content
It is not suitable for tightening radiator the technical problem to be solved by the present invention is to existing tool and has cable to pass through
Nipple.
The specific technical solution of the present invention is as follows：On the one hand, the embodiment of the present invention proposes a kind of tightening machine, scattered for tightening
Hot device and there is a nipple that cable passes through, including tablet, the built-in axis that is sequentially arranged at along slab length direction on tablet
The second bearing seat and motor cabinet of the first bearing seat, built-in bearing held further include sequentially connected casing, shaft, speed reducer
Structure and servo motor, deceleration mechanism are fixed on motor cabinet, the output shaft of the input axis connection servo motor of deceleration mechanism, are slowed down
The output axis connection shaft of mechanism, shaft pass through the bearing connecting sleeve in second bearing seat, casing to pass through in first bearing seat
Bearing；The free end of casing is equipped with and the matched interior hexagonal of nipple outer-hexagonal nut, the side wall of casing side along its length
To the notch offered for being placed or taken out cable；Bearing in first bearing seat is opening bearing, in first bearing seat
Offer and hold corresponding opening with opening shaft, when the notch of casing and the opening of first bearing seat to it is corresponding when can be put into or take out
Cable.
As a further improvement on the present invention, it is provided at the notch of casing at least a pair of for preventing cable from skidding off
Collision bead.
As a further improvement on the present invention, further include work top, sliding rail and cylinder on work top, put down
The bottom of plate, which is equipped with, to be moved with the matched sliding slot of sliding rail, the piston rod driving tablet of cylinder in the length direction of sliding rail upper edge tablet
It is dynamic.
As a further improvement on the present invention, further include controller, controller is through servo-driver connection servo motor, control
The solenoid valve of device connection cylinder tube processed road.
As a further improvement on the present invention, further include touch screen, touch screen is on work top, touch screen connection
Controller is used for input torque setting value.
As a further improvement on the present invention, be equipped on the tablet connect with controller close to switch, be located at the
Between two bearing bracket and motor cabinet, shaft is equipped with for triggering the shrapnel close to switch.
As a further improvement on the present invention, further include the radiator positioning seat being mounted on work top, the heat dissipation
Device positioning seat is equipped with the card slot for being inserted into radiator.
As a further improvement on the present invention, it is also equipped on the tablet for covering shaft and approaching the U-shaped of switch
Protective cover.
As a further improvement on the present invention, the bottom of first bearing seat and second bearing seat is equipped with resilient sleeper-bearing.
On the other hand, the embodiment of the present invention also proposes a kind of tightening method, using above-mentioned tightening machine, including：
Preparation process：Radiator is caught in the card slot of radiator positioning seat, one end is installed with pin and box sub, one end
The cable of nipple is put into casing along the notch of casing, and the outer-hexagonal of casing front end is made to block the outer-hexagonal spiral shell of nipple
Cap, at this time tablet be located at initial position；
Tighten step：Power supply is opened, servo motor operation drives sleeve rotating after the deceleration of deceleration mechanism, controls simultaneously
Cylinder pushes tablet to be moved to radiator direction, and until servo motor exports setting torque, servo motor is out of service with cylinder；
Return step：Cylinder drives tablet to be moved to the direction far from radiator, makes the outer of casing front end and nipple
Hex nut detaches, and after cylinder band moving platform is moved to initial position, servo motor operation drives shaft rotation, when in shaft
When shrapnel triggering is close to switch, servo motor is out of service, and the notch of casing and the opening of first bearing seat are corresponding at this time, will dissipate
Cable is taken out from casing while hot device is extracted from radiator card slot.
Beneficial effects of the present invention：Cable with pin and box sub can be placed in casing, and screw thread is blocked in the front end of casing
The outer-hexagonal nut of connector, servo motor drive sleeve rotating through deceleration mechanism drive shaft, are directed at the mounting hole of radiator, can
The outer-hexagonal nut of nipple is tightened with basic breechblock simultaneously, and nipple and radiator are tightened, it is efficient, it twists
Tight machine is not contacted with radiator, will not grazing go out trace.In rundown process, outer-hexagonal nut and the basic spiral shell of new designs of threaded joints
When body is tightened, the cable with pin and box sub does not rotate in casing, is in relative static conditions, new designs of threaded joints and radiator
When tightening, the cable with pin and box sub rotates in casing, and cable will not be twisted into fried dough twist state.
Description of the drawings
Fig. 1 is the structural schematic diagram of the nipple for fixing cable and radiator.
Fig. 2 is the structural schematic diagram of the embodiment of the present invention.
Fig. 3 is the structural schematic diagram of the preferred embodiment of the present invention.
Specific implementation mode
It is described in detail the present invention in the following with reference to the drawings and specific embodiments.For the sake of clarity, it does not retouch specifically herein
State that well known to a person skilled in the art component or structures.Although in conjunction with specific embodiment, present invention is described, it should be appreciated that
The description is not intended to limit the invention to described embodiment.It may include by appended on the contrary, the description is intended to covering
Replacement, improvement in the spirit and scope of the present invention of claims limited and equivalent program.
Below for convenience of explanation, the length direction of tightening machine is defined as front-rear direction, one end close to radiator is stubborn
The front end of tight machine, the other end is rear end.
As shown in Fig. 2, an embodiment of the present invention provides a kind of screw threads for tightening radiator and having cable to pass through to connect
The tightening machine of head, including the first bearing seat 22 of tablet 21, the built-in bearing being sequentially arranged at along slab length direction on tablet,
The second bearing seat 23 and motor cabinet 24 of built-in bearing further include sequentially connected casing 25, shaft 26, deceleration mechanism 27 and are watched
Motor 28 is taken, deceleration mechanism 27 is fixed on motor cabinet 24, the output shaft of the input axis connection servo motor 28 of deceleration mechanism 27,
The output axis connection shaft 26 of deceleration mechanism 27, shaft 26 pass through the bearing in second bearing seat 23 to be connect with casing 25, casing
25 pass through the bearing in first bearing seat 22.The free end of casing 25 is equipped with and nipple outer-hexagonal nut 12 matched interior six
Angle 251, for the nipple outer-hexagonal nut that is locked, 25 side wall of casing is offered along its length for being placed or taken out electricity
Cable and the notch of pin and box sub 252.The bearing set in first bearing seat 22 opens up as the bearing that is open in first bearing seat 22
Have and hold corresponding opening with opening shaft, revoling tube make its notch and the opening of first bearing seat to it is corresponding when can be put into or take out
Cable with pin and box sub.
Tightening machine provided in an embodiment of the present invention, the cable with pin and box sub can be placed in casing, the front end of casing
The outer-hexagonal nut of nipple is blocked, servo motor drives sleeve rotating through deceleration mechanism drive shaft, is directed at radiator
The outer-hexagonal nut of nipple can be tightened simultaneously with basic breechblock, and nipple and radiator are tightened by mounting hole,
Efficient, tightening machine is not contacted with radiator, will not grazing go out trace.In rundown process, the outer-hexagonal spiral shell of new designs of threaded joints
When cap is tightened with basic breechblock, the cable with pin and box sub does not rotate in casing, is in relative static conditions, is connect to screw thread
When head is tightened with radiator, the cable with pin and box sub rotates in casing, and cable will not be twisted into fried dough twist state.
As shown in figure 3, tightening machine provided in an embodiment of the present invention, at least a pair of of use is provided at the notch 252 of casing 25
In the collision bead 253 for preventing cable from skidding off, in rundown process, the cable with pin and box sub is limited in casing by collision bead
It is interior, it prevents it from being skidded off from notch, causes cable and pin and box sub impaired, and when being placed and taken out cable, as long as making
Collision bead stress is retracted, and can be conveniently located into and be taken out.
As shown in figure 3, tightening machine provided in an embodiment of the present invention, further includes work top 31, is mounted on work top
Sliding rail 32 and cylinder 33, cylinder 33 be fixed on work top 31 by mounting base 34, the bottom of tablet 21 is equipped with and sliding rail
32 matched sliding slots, the rear end of the piston rod connection tablet 21 of cylinder 33, length direction of the driving tablet in sliding rail upper edge tablet
It is mobile.Rundown process middle sleeve needs to move forward with the outer-hexagonal nut of nipple, provided in an embodiment of the present invention to twist
Tight machine, by cylinder come the back-and-forth motion of drive sleeve.
As shown in figure 3, tightening machine provided in an embodiment of the present invention, further includes the radiator positioning being mounted on work top
Seat 35, the radiator positioning seat are equipped with the card slot for being inserted into radiator, and radiator positioning seat is mounted on the front of sliding rail
Keep mounting hole and the casing of the radiator being mounted above coaxial.Radiator is fixed on the front of casing, the rotation of motor drive sleeve
Turn, cylinder drive sleeve be moved forward and backward, tighten it is efficient, it is easy to use.
As shown in figure 3, the bottom of tightening machine provided in an embodiment of the present invention, first bearing seat and second bearing seat is equipped with
Resilient sleeper-bearing 231.The parts such as mounting hole and the nipple of bias and radiator are easily led in view of casing is longer to be existed
Error, will appear in actual use casing block nipple sometimes the mounting hole of misalignment radiator the phenomenon that,
The bottom of first bearing seat and second bearing seat is installed by resilient sleeper-bearing so that be threaded through the front end tool of the casing in first bearing seat
There is certain elasticity, reduces the difficulty of the mounting hole of nipple alignment radiator.
Tightening machine provided in an embodiment of the present invention further includes controller (not shown), and controller is through servo-driver
Servo motor is connected, controller connects the solenoid valve of cylinder tube road.Servo motor is operated in torque control mode, controller hair
Send torque setting value to servo-driver, servo driver drives servo motor drives sleeve rotating, while controller controls gas
The solenoid valve of earthen pipe road makes the piston rod of cylinder that tablet be pushed to move forward, until servo motor output reaches setting torque,
It is twisted between the outer-hexagonal nut and basic breechblock of nipple and between nipple and the mounting hole of radiator at this time
Tightly, controller control solenoid valve makes the piston rod of cylinder that tablet be pulled to move backward and return to initial position, and controls servo-drive
Device driving motor drives casing return (even if the notch of casing is corresponding with the opening of first bearing seat), realizes that rundown process is automatic
Change, it is easy to use efficient.
As shown in figure 3, tightening machine provided in an embodiment of the present invention, installed on the tablet between second bearing seat and motor cabinet
Have connect with controller close to switch 36, shaft is equipped with for triggering the shrapnel 261 close to switch.Shaft rotates, shrapnel
Triggering is close to switch, and controller control servomotor is out of service, and the notch of casing and the opening of first bearing seat are corresponding at this time,
Make casing return, can be taken off the cable with pin and box sub.
Tightening machine provided in an embodiment of the present invention is also equipped on tablet for covering shaft and close to the U-shaped guarantor of switch
Shield (not shown), isolation interference prevent from influencing rundown process.
As shown in figure 3, tightening machine provided in an embodiment of the present invention, further includes touch screen 37, touch screen is mounted on workbench
On face, touch screen connects controller and is used for input torque setting value.
In embodiments of the present invention, servo motor selects Nidec three to assist MH401N2LN07 (400W), servo-driver
Select DA22422 (400W), deceleration mechanism that VRSF-S9CC-400-T1 (9: 1), controller is selected to select Omron CH1P-
X40DT-D, touch screen select prestige synthetic fibre to lead to MT8701IE.The both ends external screw thread of the basic breechblock of the nipple of use total 10
The torque of circle, the servo motor of tightening machine is that 0~11Nm is adjustable, and actual set 2.8Nm, rotating speed is 0~333r/min
Adjustable, actual set can tighten for 4 seconds in 150r/min, with this speed.
The embodiment of the present invention additionally provides a kind of nipple and heat dissipation being driven through cable using above-mentioned tightening machine
The tightening method of device, including：
Preparation process：Radiator is caught in the card slot of radiator positioning seat, one end is installed with pin and box sub, one end
The cable of nipple is put into casing along the notch of casing, and the outer-hexagonal of casing front end is made to block the outer-hexagonal spiral shell of nipple
Cap, at this time tablet be located at initial position；
Tighten step：Power supply is opened, servo motor operation drives sleeve rotating after the deceleration of deceleration mechanism, controls simultaneously
Cylinder pushes tablet to be moved to radiator direction, and until servo motor exports setting torque, servo motor is out of service with cylinder；
Return step：Cylinder drives tablet to be moved to the direction far from radiator, makes the outer of casing front end and nipple
Hex nut detaches, and after cylinder band moving platform is moved to initial position, servo motor operation drives shaft rotation, when in shaft
When shrapnel triggering is close to switch, servo motor is out of service, and the notch of casing and the opening of first bearing seat are corresponding at this time, will dissipate
Cable is taken out from casing while hot device is extracted from radiator card slot.
Tightening method provided in an embodiment of the present invention, the cable with pin and box sub can be placed in casing, before casing
The outer-hexagonal nut of nipple is blocked at end, and servo motor drives sleeve rotating through deceleration mechanism drive shaft, is directed at radiator
Mounting hole, the outer-hexagonal nut of nipple can be tightened simultaneously with basic breechblock, and nipple and radiator are twisted
Tightly, efficient, tightening machine is not contacted with radiator, will not grazing go out trace.In rundown process, the outer-hexagonal of new designs of threaded joints
When nut is tightened with basic breechblock, the cable with pin and box sub does not rotate in casing, relative static conditions is in, to screw thread
When connector is tightened with radiator, the cable with pin and box sub rotates in casing, and cable will not be twisted into fried dough twist state.
Claims (10)
1. a kind of tightening machine, for tightening radiator and the nipple for thering is cable to pass through, which is characterized in that including tablet,
The first bearing seat of the built-in bearing on tablet, the second bearing seat of built-in bearing and electricity are sequentially arranged at along slab length direction
Engine base further includes sequentially connected casing, shaft, deceleration mechanism and servo motor, and deceleration mechanism is fixed on motor cabinet, is slowed down
The output shaft of the input axis connection servo motor of mechanism, the output axis connection shaft of deceleration mechanism, shaft pass through second bearing seat
On bearing connecting sleeve, casing pass through first bearing seat on bearing；The free end of casing is equipped with and nipple outer-hexagonal
The matched interior hexagonal of nut, the side wall of casing offer the notch for picking and placeing cable along its length；First bearing seat
Interior bearing is opening bearing, is offered in first bearing seat and holds corresponding opening with opening shaft, when the notch of casing and first
Desirable electric discharge cable when the opening of bearing block is to corresponding to.
2. tightening machine according to claim 1, which is characterized in that be provided at the notch of casing at least a pair of for preventing
The collision bead that cable skids off.
3. tightening machine according to claim 1 or 2, which is characterized in that further include work top, be mounted on work top
Sliding rail and cylinder, the bottom of tablet be equipped with the matched sliding slot of sliding rail, the piston rod driving tablet of cylinder is flat in sliding rail upper edge
The length direction of plate moves.
4. tightening machine according to claim 3, which is characterized in that further include controller, controller connects through servo-driver
Servo motor is connect, controller connects the solenoid valve of cylinder tube road.
5. tightening machine according to claim 4, which is characterized in that further include touch screen, touch screen is mounted on work top
On, touch screen connects controller and is used for input torque setting value.
6. tightening machine according to claim 4, which is characterized in that be equipped on the tablet connect with controller it is close
Switch, between second bearing seat and motor cabinet, shaft is equipped with for triggering the shrapnel close to switch.
7. tightening machine according to claim 6, which is characterized in that further include the radiator positioning being mounted on work top
Seat, the radiator positioning seat are equipped with the card slot for being inserted into radiator.
8. tightening machine according to claim 6, which is characterized in that be also equipped on the tablet for covering shaft and connecing
The U-shaped protective cover closely switched.
9. tightening machine according to claim 1, which is characterized in that the bottom of first bearing seat and second bearing seat is equipped with
Resilient sleeper-bearing.
10. a kind of tightening method uses the tightening machine described in the claims 7, which is characterized in that including：
Preparation process：Radiator is caught in the card slot of radiator positioning seat, one end is installed with screw thread with pin and box sub, one end
The cable of connector is put into along the notch of casing in casing, and the outer-hexagonal of casing front end is made to block the outer-hexagonal spiral shell of nipple
Cap, at this time tablet be located at initial position；
Tighten step：Power supply is opened, servo motor operation drives sleeve rotating after the deceleration of deceleration mechanism, while controlling cylinder
Tablet is pushed to be moved to radiator direction, until the output of servo motor reaches torque setting value, servo motor stops with cylinder
Operation；
Return step：Cylinder drives tablet to be moved to the direction far from radiator, makes the outer-hexagonal of casing front end and nipple
Nut detaches, and after cylinder drives tablet to be moved to initial position, servo motor operation drives shaft rotation, when the shrapnel in shaft
When triggering is close to switch, servo motor is out of service, and the notch of casing and the opening of first bearing seat are corresponding at this time, by radiator
Cable is taken out from casing while extraction from radiator card slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810324213.8A CN108311880A (en) | 2018-04-12 | 2018-04-12 | A kind of tightening machine and tightening method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810324213.8A CN108311880A (en) | 2018-04-12 | 2018-04-12 | A kind of tightening machine and tightening method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108311880A true CN108311880A (en) | 2018-07-24 |
Family
ID=62896651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810324213.8A Pending CN108311880A (en) | 2018-04-12 | 2018-04-12 | A kind of tightening machine and tightening method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108311880A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587279A (en) * | 2019-09-27 | 2019-12-20 | 山东中车同力达智能机械有限公司 | Indexing mechanism for assembling fuel delivery pump, fuel delivery pump tightening machine and fuel delivery pump assembling method |
| CN112958707A (en) * | 2021-02-05 | 2021-06-15 | 中山职业技术学院 | Tube expansion device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04189430A (en) * | 1990-11-22 | 1992-07-07 | Nitto Seiko Co Ltd | Device for adjusting pitch between work tools and screw tightening robot |
| CN101745802A (en) * | 2008-12-10 | 2010-06-23 | 中国科学院沈阳自动化研究所 | Torque-control multishaft bolt tightening machine |
| CN201609880U (en) * | 2010-02-10 | 2010-10-20 | 广东鸿特精密技术股份有限公司 | Stud bolt installation sleeve |
| CN106984966A (en) * | 2017-04-26 | 2017-07-28 | 浙江大学 | A kind of automatic sprigging device for screwing up |
| CN208196119U (en) * | 2018-04-12 | 2018-12-07 | 南京中电熊猫照明有限公司 | A kind of tightening machine |
-
2018
- 2018-04-12 CN CN201810324213.8A patent/CN108311880A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04189430A (en) * | 1990-11-22 | 1992-07-07 | Nitto Seiko Co Ltd | Device for adjusting pitch between work tools and screw tightening robot |
| CN101745802A (en) * | 2008-12-10 | 2010-06-23 | 中国科学院沈阳自动化研究所 | Torque-control multishaft bolt tightening machine |
| CN201609880U (en) * | 2010-02-10 | 2010-10-20 | 广东鸿特精密技术股份有限公司 | Stud bolt installation sleeve |
| CN106984966A (en) * | 2017-04-26 | 2017-07-28 | 浙江大学 | A kind of automatic sprigging device for screwing up |
| CN208196119U (en) * | 2018-04-12 | 2018-12-07 | 南京中电熊猫照明有限公司 | A kind of tightening machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587279A (en) * | 2019-09-27 | 2019-12-20 | 山东中车同力达智能机械有限公司 | Indexing mechanism for assembling fuel delivery pump, fuel delivery pump tightening machine and fuel delivery pump assembling method |
| CN112958707A (en) * | 2021-02-05 | 2021-06-15 | 中山职业技术学院 | Tube expansion device |
| CN112958707B (en) * | 2021-02-05 | 2022-07-12 | 中山职业技术学院 | Tube expansion device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103433740B (en) | Carbine milling, bending forming processing device | |
| CN204603371U (en) | A kind of pipe tapping machine and pipeline tapping equipment | |
| CN108311880A (en) | A kind of tightening machine and tightening method | |
| CN207983230U (en) | A kind of shared sleeve of screw bolt and nut | |
| CN105922183B (en) | The adjusting apparatus of valve clearance | |
| CN104308790A (en) | Rivet nut electric tool | |
| EP0325669B1 (en) | Hydropneumatic gun for setting blind-rivet nuts | |
| JP5011322B2 (en) | Extreme offset nose assembly | |
| CN107457799A (en) | A kind of multi-function robot mechanical arm | |
| CN208196119U (en) | A kind of tightening machine | |
| US2989996A (en) | Power operated mechanism for assembling threaded fasteners | |
| CN106238820A (en) | A kind of Electric chain saw chain tensioner and guide plate clamp device | |
| CN107433441A (en) | Piston assembly assembly equipment after a kind of | |
| CN206029730U (en) | Screw rifle send a mouth and screw rifle | |
| US7647680B2 (en) | Nose assembly | |
| CN208696943U (en) | A kind of panel screw cutting apparatus | |
| CN202185652U (en) | Protection apparatus for overloaded tapping | |
| CN203221444U (en) | Wrench screwing nut of high-pressure oil pipe | |
| CN208303990U (en) | A kind of trimmer lifting regulating mechanism | |
| JPH0431809B2 (en) | ||
| CN220613822U (en) | Dual-purpose wrench | |
| JP4320944B2 (en) | Air impact driver | |
| EP3205452B1 (en) | Bolt adjustment device | |
| CN103737122B (en) | A kind of lathe chamfering edge tool rack device | |
| CN108818380A (en) | A kind of low torsion multiple purpose aeroplane electrification wrench device |
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 | ||
| CB02 | Change of applicant information |
Address after: 210061 No. 5 Guangming Road, Pukou Economic Development Zone, Nanjing, Jiangsu Province Applicant after: Nanjing China Electronics Panda Lighting Co., Ltd. Address before: 210061 029, hi tech five road, hi tech Development Zone, Jiangsu, Nanjing Applicant before: Nanjing China Electronics Panda Lighting Co., Ltd. |