CN107900229A - A kind of radial riveting machine - Google Patents
A kind of radial riveting machine Download PDFInfo
- Publication number
- CN107900229A CN107900229A CN201710802668.1A CN201710802668A CN107900229A CN 107900229 A CN107900229 A CN 107900229A CN 201710802668 A CN201710802668 A CN 201710802668A CN 107900229 A CN107900229 A CN 107900229A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- collar bush
- axis
- eccentric
- bearing
- 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
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052802 copper Inorganic materials 0.000 claims abstract description 20
- 239000010949 copper Substances 0.000 claims abstract description 20
- 239000012530 fluid Substances 0.000 claims abstract description 13
- 239000003351 stiffener Substances 0.000 claims abstract description 10
- 230000008878 coupling Effects 0.000 claims description 21
- 238000010168 coupling process Methods 0.000 claims description 21
- 238000005859 coupling reaction Methods 0.000 claims description 21
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 12
- 238000012856 packing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The present invention provides a kind of radial riveting machine, including spindle motor, cylinder device, eccentric stiffener component and riveter；For conventional art, using passing through bearing setting-up eccentricity gear shaft in collar bush axis hole, engaged with the gear inner sleeve in axis hole at eccentric gear shaft gear end, and eccentric gear axis bottom passes through universal bearing connection clip headgear, and sphere is formed with cambered surface at the top of collet sleeve using semicircle copper sheathing and is slidably matched, under fluid driving, collar bush is run up and down, under the driving of motor shaft, riveter is moved in plum blossom track, eliminate conventional piston base and drive riveter, and the structure of ball seat and spherical pair, overall structure is simplified, volume diminishes, and the cooperation of semicircle copper sheathing ball seat and spherical pair compared with the cooperation of collet sleeve, structure is simplified, improved efficiency, rivet more efficient.
Description
Technical field
The present invention relates to a kind of radial riveting machine.
Background technology
To adapt to fast-changing market demands, the requirement of higher is proposed to assembly automation, in riveting field, tradition
Riveting machine be generally stamping riveting method, efficiency is low and there are shortcomings, sphere plum blossom clinching method to get up for latest development
Riveting technology, this riveting movement is to carry out radial motion on sphere with plum blossom-shaped track, and the movement locus of plum blossom-shaped leads to
The center of riveting head is crossed, and track is closed curve, this clinching method can make rivet deform in three directions, riveter sheet
Body axis does not rotate generally, and efficiency is higher, but this mechanism is commonly driving part of the piston as axial force, is affected with piston base
Offset assembly is moved, and then riveter is carried out plum blossom movement by ball seat and spherical pair, complicated, and assembling and maintenance are not
Easily.
The content of the invention
In view of this, the object of the present invention is to provide a kind of structure it is simplified, it is small, assemble easy to maintenance, efficient, riveting
Connect the high radial riveting machine of precision.
In order to solve the above technical problems, the technical scheme is that：
A kind of radial riveting machine, including spindle motor, cylinder device, eccentric stiffener component and riveter；
The cylinder device includes cylinder body, the lower oil cylinder cover of cylinder base, the fine-tuning nut set engaged on lower oil cylinder cover
And in cylinder body, the collar bush of operation up and down is driven by fluid, spindle motor is located above cylinder body；
The eccentric stiffener component includes the excentric sleeve being installed on by bearing in collar bush axis hole, the axis of excentric sleeve
Connected in hole by bearing setting-up eccentricity gear shaft, eccentric gear axis by coupling rod, the main shaft of connection axis connection spindle motor
Axostylus axostyle bottom is fixedly connected with excentric sleeve, eccentric gear axis, is set in collar bush axis hole, below eccentric gear axis in gear
Set, is engaged, in addition eccentric stiffener component further includes semicircle copper sheathing, universal bearing, collet sleeve, peace with the gear end of eccentric gear axis
Full cover and spring, the wherein top of collet sleeve is in cambered surface, and forming sphere with the semicircle copper sheathing being fixed on below gear inner sleeve slides
Coordinate, eccentric gear axis fixes riveter, riveter peripheral hardware safety guard, and pass through by universal bearing connection clip headgear in collet sleeve
Spring force, which makes collet sleeve top be close to semicircle copper sheathing, track slip.
The technical solution, for conventional art, using in collar bush axis hole by bearing setting-up eccentricity gear shaft, partially
Heart gear shaft gear end is engaged with the gear inner sleeve in axis hole, and eccentric gear axis bottom is by universal bearing connection clip headgear,
And sphere is formed with cambered surface at the top of collet sleeve using semicircle copper sheathing and is slidably matched, under fluid driving, collar bush is run up and down,
Under the driving of motor shaft, riveter is moved in plum blossom track, is eliminated conventional piston base and is driven riveter, and ball seat and spherical pair
Structure, overall structure is simplified, and volume diminishes, and semicircle copper sheathing ball seat and spherical pair compared with the coordinating of collet sleeve
Coordinate, structure is simplified, improved efficiency, and riveting is more efficient, riveting precision improves.
Preferably, included in the axis hole of the excentric sleeve by bearing setting-up eccentricity gear shaft, its middle (center) bearing positioned at inclined
The deep groove ball bearing in the middle part of heart gear shaft and top, separately sets axle sleeve between two bearings and is sleeved on eccentric gear axis.
In the technical solution, the middle part and bottom of eccentric gear axis are fixed on using two deep groove ball bearings, separately sets axle sleeve
Fixing bearing, it is stable.
Preferably, the coupling rod bottom is fixed by opening round pin with excentric sleeve, and by being fixed on coupling rod bottom
The self-locking nut in portion is fixed with eccentric gear axis.
In the technical solution, coupling rod and excentric sleeve are fixed using opening round pin, and self-locking nut by coupling rod with
Eccentric gear axis is fixed, and rotates synchronously excentric sleeve, eccentric gear axis.
Preferably, plane bearing and deep groove ball bearing are set between coupling rod and the collar bush axis hole.
Preferably, the collar bush is multistage step, wherein oilhole is set on the cylinder wall at one terrace both ends of top, with logical
Cross fluid drive shaft set to move up and down, while this terrace abuts lower oil cylinder cover, collar bush bottom one in collar bush end of travel
Terrace abuts fine-tuning nut set in collar bush end of travel, to finely tune the stroke of collar bush.
In the technical solution, piston structure is replaced using multistage step collar bush, wherein the cylinder wall at a terrace both ends
On set oilhole, the movement covered with fluid drive shaft, and limits the stroke of collar bush, improves security, fine-tuning nut can be into one
The stroke of step section collar bush, improves accuracy.
Preferably, the spring is tower spring.
In the technical solution, by tower spring, collet sleeve is close to the slip of semicircle copper sheathing all the time, improve riveter plum blossom rail
The accuracy of mark operation.
Preferably, a cylinder body at least side end face is in engraved structure, to radiate.
In the technical solution, using the structure of one side end face of hollow out cylinder body, heat dissipation is improved, machine continuous firing ability carries
Rise.
Brief description of the drawings
Fig. 1：Radial riveting machine overall structure diagram of the invention in embodiment；
Fig. 2：Radial riveting machine caulking part structure diagram of the invention in embodiment；
Fig. 3：Cylinder body engraved structure schematic diagram of the invention in embodiment；
Fig. 4:Radial riveting machine caulking part structure diagram of the invention in embodiment.
In figure：1.1st, riveter；1.2nd, safety guard；1.3rd, spring；1.4th, collet sleeve；1.5th, universal bearing；1.6th, eccentric tooth
Wheel shaft；1.7th, semicircle copper sheathing；1.8th, gear inner sleeve；1.9th, packing ring；2.1st, deep groove ball bearing；2.11, coupling rod；2.12, cylinder body；
2.13, spindle motor；2.14 fine-tuning nut；2.15, lower oil cylinder cover；2.16, oil sealing；2.17, O-ring；2.18, O-ring；
2.19, axle sleeve；2.20, self-locking nut；2.2nd, needle bearing；2.3rd, excentric sleeve；2.4th, deep groove ball bearing；2.5th, packing ring；
2.6th, be open round pin；2.7th, O-ring；2.8th, O-ring；2.9th, nut；3.1st, plane bearing；3.2nd, deep groove ball bearing；3.3rd, it is oily
Envelope；3.4th, packing ring；3.5th, lock washer；3.6th, collar bush；3.7th, motor connection axle；3.8th, oilhole；4.1st, column；5.1st, lift
Workbench；6.1st, foot pedal；7.1st, engine base；8.1st, hydraulic oil container；9.1st, hydraulic motor；10.1, electric cabinet.
Embodiment
Below in conjunction with attached drawing, the embodiment of the present invention is described in further detail, so that technical solution of the present invention is more
It should be readily appreciated that and grasp.
As shown in Figure 1, the radial riveting machine of the present invention can be erect type or sleeping type, carried out in the present embodiment using erect type
Detailed annotation, as shown in Figure 1, this radial riveting machine include engine base 7.1, column 4.1, electric cabinet 10.1, hydraulic motor 9.1, hydraulic oil
Case 8.1, self-powered platform 5.1, foot pedal 6.1, wherein, fluid is inputted cylinder body by hydraulic motor 9.1 from hydraulic oil 8.1
2.12, about 3.6 operation of drive shaft set, operator can control radial riveting machine by foot pedal 6.1 or electric cabinet 10.1
Action.
As shown in Fig. 2, radial riveting machine, including spindle motor 2.13, cylinder device, eccentric stiffener component and riveter
1.1；
The cylinder device is including on cylinder body 2.12, the lower oil cylinder cover 2.15 of 2.12 bottom of cylinder body, lower oil cylinder cover 2.15
The fine-tuning nut of engagement covers 2.14 and in cylinder body 2.12, and the collar bush 3.6 of operation up and down, spindle motor are driven by fluid
2.13 positioned at the top of cylinder body 2.12, when it is implemented, as shown in Fig. 2, set oil sealing 3.3, O-ring 2.7/2.8 on cylinder wall, under
Set oil sealing 2.16 and O-ring 2.18 on oil cylinder cover inner wall, O-ring 2.17 set in the contact wall of cylinder body and lower oil cylinder cover,；
The eccentric stiffener component includes the excentric sleeve being installed on by needle bearing 2.2 in 3.6 axis hole of collar bush
2.3, the axis hole of excentric sleeve 2.3 is interior by bearing setting-up eccentricity gear shaft 1.6, and eccentric gear axis 1.6 passes through coupling rod
2.11st, connecting shaft 3.7 connects the main shaft of spindle motor 2.13, and 2.11 bottom of coupling rod and excentric sleeve 2.3, eccentric gear axis
1.6 are fixedly connected with, and 3.6 axis hole of collar bush is interior, the lower section of eccentric gear axis 2.3 sets gear inner sleeve 1.8, with eccentric gear axis
1.6 gear end engages, and in addition eccentric stiffener component further includes semicircle copper sheathing 1.7, universal bearing 1.5, collet sleeve 1.4, safety
Cover 1.2 and spring 1.3, the wherein top of collet sleeve 1.4 is in cambered surface, the semicircle copper sheathing 1.7 with being fixed on the lower section of gear inner sleeve 1.8
Form sphere to be slidably matched, eccentric gear axis 1.6 fixes riveting by 1.5 connection clip headgear 1.4 of universal bearing in collet sleeve 1.4
First 1.1,1.1 peripheral hardware safety guard 1.2 of riveter, and the top of collet sleeve 1.4 is close to semicircle copper sheathing 1.7 by 1.3 elastic force of spring and slide
It is dynamic.
During operation, fluid drive shaft set operation up and down, spindle motor drives coupling rod to rotate by connecting shaft, coupling rod
Eccentric gear axis, excentric sleeve is driven to rotate, eccentric gear shaft gear end is rotated around gear inner sleeve, while eccentric gear axis passes through
Universal bearing, collet sleeve driving riveter rotate, and cambered surface turns around semicircle copper sheathing, and with semicircle copper sheathing center origin at the top of collet sleeve
Dynamic, the driving riveter that cooperates is rotated in plum blossom track.
For conventional art, using passing through bearing setting-up eccentricity gear shaft, eccentric gear axis tooth in collar bush axis hole
Wheel end is engaged with the gear inner sleeve in axis hole, and eccentric gear axis bottom is by universal bearing connection clip headgear, and uses semicircle
Copper sheathing forms sphere with cambered surface at the top of collet sleeve and is slidably matched, and under fluid driving, collar bush is run up and down, in the drive of motor shaft
Under dynamic, riveter is moved in plum blossom track, is eliminated conventional piston base and is driven riveter, and the structure of ball seat and spherical pair, whole
Body structure is simplified, and volume diminishes, and the cooperation of semicircle copper sheathing ball seat and spherical pair compared with the cooperation of collet sleeve, structure
It is simplified, improved efficiency, riveting is more efficient.
Included in the axis hole of the excentric sleeve 2.3 by bearing setting-up eccentricity gear shaft 1.6, its middle (center) bearing positioned at bias
The deep groove ball bearing 2.1/2.4 in the middle part of gear shaft and top, separately sets axle sleeve 2.19 between two bearings and is sleeved on eccentric gear axis 1.6
On.
In the technical solution, the middle part and bottom of eccentric gear axis are fixed on using two deep groove ball bearings, separately sets axle sleeve
Fixing bearing, it is stable.
2.11 bottom of coupling rod is fixed by opening round pin 2.6 and excentric sleeve 2.3, and by being fixed on coupling rod
The self-locking nut 2.20 of bottom is fixed with eccentric gear axis 1.6, when it is implemented, can be between self-locking nut and deep groove ball bearing
If packing ring 2.5.
In the technical solution, coupling rod and excentric sleeve are fixed using opening round pin, and self-locking nut by coupling rod with
Eccentric gear axis is fixed, and rotates synchronously excentric sleeve, eccentric gear axis.
Plane bearing 3.1 and deep groove ball bearing 3.2 are set between 3.6 axis hole of the coupling rod 2.11 and collar bush, it is specific real
Shi Shi, deep groove ball bearing 3.2 is further fixed using nut 2.9, and sets packing ring between nut 2.9 and deep groove ball bearing 3.2
3.4 and lock washer 3.5.
The collar bush 3.6 is multistage step, wherein oilhole 3.8 is set on 2.12 wall of cylinder body at one terrace both ends of top,
Moved up and down with being covered by fluid drive shaft, while this terrace abuts lower oil cylinder cover 2.15, main shaft in collar bush end of travel
Cover 3.6 bottom, one terrace and abut fine-tuning nut set 2.14 in 3.6 end of travel of collar bush, to finely tune the stroke of collar bush.
In the technical solution, piston structure is replaced using multistage step collar bush, wherein the cylinder wall at a terrace both ends
On set oilhole, the movement covered with fluid drive shaft, and limits the stroke of collar bush, improves security, fine-tuning nut can be into one
The stroke of step section collar bush, improves accuracy.
The spring 1.3 is tower spring.
In the technical solution, by tower spring, collet sleeve is close to the slip of semicircle copper sheathing all the time, improve riveter plum blossom rail
The accuracy of mark operation.
As shown in figure 3, a cylinder body 2.12 at least side end face is in engraved structure, to radiate.
In the technical solution, using the structure of one side end face of hollow out cylinder body, heat dissipation is improved, machine continuous firing ability carries
Rise.
Certainly, it the above is only the concrete application example of the present invention, protection scope of the present invention be not limited in any way.It is all
The technical solution formed using equivalent transformation or equivalent replacement, is all fallen within rights protection scope of the present invention.
Claims (7)
1. a kind of radial riveting machine, it is characterised in that including spindle motor, cylinder device, eccentric stiffener component and riveter；
The cylinder device includes the fine-tuning nut set engaged on cylinder body, the lower oil cylinder cover of cylinder base, lower oil cylinder cover and position
In in cylinder body, driving the collar bush of operation up and down by fluid, spindle motor is located above cylinder body；
The eccentric stiffener component includes the excentric sleeve being installed on by bearing in collar bush axis hole, in the axis hole of excentric sleeve
By bearing setting-up eccentricity gear shaft, eccentric gear axis passes through coupling rod, the main shaft of connection axis connection spindle motor, and coupling rod
Bottom is fixedly connected with excentric sleeve, eccentric gear axis, and gear inner sleeve is set in collar bush axis hole, below eccentric gear axis,
Engaged with the gear end of eccentric gear axis, in addition eccentric stiffener component further includes semicircle copper sheathing, universal bearing, collet sleeve, safety
Cover and spring, the wherein top of collet sleeve is in cambered surface, forms sphere with the semicircle copper sheathing being fixed on below gear inner sleeve and slides and matches somebody with somebody
Close, eccentric gear axis fixes riveter, riveter peripheral hardware safety guard, and pass through bullet by universal bearing connection clip headgear in collet sleeve
Spring force makes to be close to the slip of semicircle copper sheathing at the top of collet sleeve.
2. a kind of radial riveting machine according to claim 1, it is characterised in that pass through axis in the axis hole of the excentric sleeve
Setting-up eccentricity gear shaft is held, its middle (center) bearing includes in the middle part of the eccentric gear axis and the deep groove ball bearing at top, between two bearings
Separately axle sleeve is set to be sleeved on eccentric gear axis.
3. a kind of radial riveting machine according to claim 1, it is characterised in that the coupling rod bottom passes through opening round pin
Fixed with excentric sleeve, and the self-locking nut by being fixed on coupling rod bottom is fixed with eccentric gear axis.
4. a kind of radial riveting machine according to claim 1, it is characterised in that between coupling rod and the collar bush axis hole
If plane bearing and deep groove ball bearing.
A kind of 5. radial riveting machine according to claim 1, it is characterised in that the collar bush is multistage step, its
Oilhole is set on the cylinder wall at middle one terrace both ends of top, is moved up and down with being covered by fluid drive shaft, while this terrace is in master
Axle sleeve end of travel abuts lower oil cylinder cover, and one terrace of collar bush bottom abuts fine-tuning nut set in collar bush end of travel, to
Finely tune the stroke of collar bush.
6. a kind of radial riveting machine according to claim 1, it is characterised in that the spring is tower spring.
7. a kind of radial riveting machine according to claim 1, it is characterised in that a cylinder body at least side end face is in hollow out
Structure, to radiate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710802668.1A CN107900229A (en) | 2017-09-07 | 2017-09-07 | A kind of radial riveting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710802668.1A CN107900229A (en) | 2017-09-07 | 2017-09-07 | A kind of radial riveting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107900229A true CN107900229A (en) | 2018-04-13 |
Family
ID=61840114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710802668.1A Pending CN107900229A (en) | 2017-09-07 | 2017-09-07 | A kind of radial riveting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107900229A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108620608A (en) * | 2018-05-28 | 2018-10-09 | 龙口市蓝牙数控装备有限公司 | A kind of secondary main shaft of double spindle processing machines |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2848917A1 (en) * | 1977-11-15 | 1979-05-17 | Braecker Ag | RIVETING MACHINE |
| CN204276792U (en) * | 2014-11-07 | 2015-04-22 | 东莞鸿达机械工业有限公司 | Radial riveting machine |
| CN205110660U (en) * | 2015-11-03 | 2016-03-30 | 振而达（天津）科技发展有限公司 | Aircraft nose is radially riveted to plum blossom form |
| CN205165714U (en) * | 2015-11-11 | 2016-04-20 | 玉环方博机械有限公司 | Novel vertical riveter |
| CN207386362U (en) * | 2017-09-07 | 2018-05-22 | 宁波市鄞州丹峰机械制造厂 | A kind of radial riveting machine |
-
2017
- 2017-09-07 CN CN201710802668.1A patent/CN107900229A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2848917A1 (en) * | 1977-11-15 | 1979-05-17 | Braecker Ag | RIVETING MACHINE |
| CN204276792U (en) * | 2014-11-07 | 2015-04-22 | 东莞鸿达机械工业有限公司 | Radial riveting machine |
| CN205110660U (en) * | 2015-11-03 | 2016-03-30 | 振而达（天津）科技发展有限公司 | Aircraft nose is radially riveted to plum blossom form |
| CN205165714U (en) * | 2015-11-11 | 2016-04-20 | 玉环方博机械有限公司 | Novel vertical riveter |
| CN207386362U (en) * | 2017-09-07 | 2018-05-22 | 宁波市鄞州丹峰机械制造厂 | A kind of radial riveting machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108620608A (en) * | 2018-05-28 | 2018-10-09 | 龙口市蓝牙数控装备有限公司 | A kind of secondary main shaft of double spindle processing machines |
| CN108620608B (en) * | 2018-05-28 | 2024-06-07 | 龙口市亨嘉智能装备有限公司 | Auxiliary spindle of double-spindle processing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201169513Y (en) | Pedal hydraulic double-speed and pneumatic idle load fast hoisting jack | |
| CN204276792U (en) | Radial riveting machine | |
| CN202746527U (en) | Fold-back linear electromechanical actuator adopting tandem type planetary roller lead screw pair | |
| CN102748451A (en) | Turn-back type linear electromechanical actuator by utilizing tandem-type planet roller lead screw pair | |
| CN104895995B (en) | SUAV undercarriage buffer | |
| CN205418096U (en) | First structure of unmanned helicopter rotor | |
| CN102699586A (en) | Intersecting line welding device | |
| CN107900229A (en) | A kind of radial riveting machine | |
| CN207386362U (en) | A kind of radial riveting machine | |
| CN107725133A (en) | A kind of air valve bridge, valve actuating mechanism and engine | |
| CN201318411Y (en) | Strut type steering servo damping adjustment shock absorber | |
| CN104015202B (en) | hydraulic series elastic driver | |
| CN101767607B (en) | Engine cover air stay bar with adjustable opening height | |
| CN106363122A (en) | Bent riveting head for aircraft panel horizontal automatic drilling and riveting machine | |
| CN106628130A (en) | Unmanned aerial vehicle nose landing gear shock absorption and steering mechanism | |
| CN206000482U (en) | Drill string clutch instrument | |
| CN108506332A (en) | High-strength accurate spherical hinge applied to die-cutting machine | |
| CN104265809A (en) | Brake wheel cylinder | |
| CN209444878U (en) | Dual-diaphragm type pneumatic rotary actuator | |
| CN2685644Y (en) | Vehicle cam air braking brake gap automatic regulating arm | |
| CN207288785U (en) | One kind pendulum grinds riveting machine | |
| CN208185207U (en) | High-strength accurate spherical hinge applied to die-cutting machine | |
| CN206111723U (en) | Spring stored energy annular cylinder | |
| CN113785145A (en) | Actuator device for a gearbox | |
| CN202861866U (en) | Unclamping cylinder |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180413 |
|
| RJ01 | Rejection of invention patent application after publication |