CN207615794U - A kind of removal wheel connects knife rib burr device - Google Patents
A kind of removal wheel connects knife rib burr device Download PDFInfo
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- CN207615794U CN207615794U CN201721893333.7U CN201721893333U CN207615794U CN 207615794 U CN207615794 U CN 207615794U CN 201721893333 U CN201721893333 U CN 201721893333U CN 207615794 U CN207615794 U CN 207615794U
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- motor
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- blade
- rotation
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- 210000003746 feather Anatomy 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims abstract description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000005520 cutting process Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000523 sample Substances 0.000 description 4
- 238000005266 casting Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
A kind of removal wheel connects knife rib burr device, by rack（1）, pedestal（2）, guide rail I（3）, movable plate I（4）, ball-screw I（5）, longitudinal motor（6）, cross motor（7）, guide rail II（8）, ball-screw II（9）, movable plate II（10）, electric cylinder（11）, movable roller way（12）, center of circle measurement sensor（13）, inner bearing（25）, axis（26）, sleeve（27）, feather key（28）, hollow shaft（29）, pyramid knife（30）, outside cylinder（31）, left blade（40）, right blade（41）Deng composition.The utility model can remove outer rim simultaneously and clevis edge connects knife rib burr, by the integrated of interior outside deburrer, space has not only been saved, but also has realized interior outside and independently feeds, independently rotates, the cutter in interior outside has higher concentricity, deburring effect more preferable.
Description
Technical field
The utility model is related to wheel casting faces and machine to add the technical field that face junction burr removes, specifically a kind of
Removal outer rim and clevis edge cast the device that face machine adds face to connect burr at knife.
Background technology
The full coat wheel-mounted that front does not process, after machining there is a circle casting and add with machine in outer rim and clevis edge
Face connects knife burr, it is necessary to remove.Requirement with client to product quality is continuously improved, and needs to realize deburring, currently, aluminium closes
It is completed using two trolley beds when golden wheel machining, i.e. a sequence and two sequence turning, it is interior that this processing technology causes a sequence to be processed
There are coaxiality deviations for the outer rim and cap seam allowance of wheel rim and the same two sequences processing of centre bore.Outer rim, clevis edge and cap seam allowance
Be two sequence turning forming, so, to realize deburring, it should using the cap seam allowance coaxial with outer rim, clevis edge come
Realization is accurately positioned, and the centre of gyration of cutter is made to be overlapped with the centre of gyration at burr position, in this way, after burr removal, outer rim,
Uniformity is just understood in clevis corner, solves the problems, such as inclined vehicle and burr remaining.This patent is based on this present situation, provides a kind of while removing
Outer rim and clevis edge connect the automation equipment of knife rib burr.
Invention content
The purpose of this utility model is to provide for a kind of while removing outer rim and clevis edge connects the dress of knife rib burr
It sets, can be used in automatic continuous production, this apparatus structure is novel, precisely efficiently, high degree of automation.
To achieve the goals above, the technical solution of the utility model is：One kind goes wheel to connect knife rib burr device, by machine
Frame, pedestal, guide rail I, movable plate I, ball-screw I, longitudinal motor, cross motor, guide rail II, ball-screw II, movable plate II,
Electric cylinder, movable roller way, center of circle measurement sensor, clamping guide-rail, clamping cylinder, left skateboard, right slide plate, rack-and-pinion, column, folder
Bearing up pulley, inside cylinder, interior mobile platform, interior motor, shaft coupling, inner bearing, axis, sleeve, feather key, hollow shaft, pyramid knife, outer gas
Cylinder, guide post, outer motor, pinion gear, gear wheel, outer bearing, bearing block, outer movable plate, hollow disk, left blade, right blade, after
Blade and preceding blade composition.
Pedestal is fixed on bottom of the frame, and two guide rails I are mounted on pedestal, and movable plate I is mounted on guide rail I, movable plate I
Ball-screw I is installed in bottom, and longitudinal motor is fixed on rack side, and output end connects ball-screw I, by longitudinal motor,
The longitudinal movement of movable plate I can be controlled.Cross motor and two guide rails II are fixed on movable plate I, and cross motor output end connects
Connecing ball-screw II, movable plate II is mounted on guide rail II, and II bottom of movable plate connects ball-screw II, by cross motor,
II transverse shifting of movable plate can be controlled.Movable roller way, clamping guide-rail are each attached on movable plate II, left skateboard and right slide plate pair
Claim to be mounted on clamping guide-rail, and be connected by rack-and-pinion, clamping cylinder is connected with left skateboard, symmetrical on left skateboard and right slide plate
Four columns are installed, pinch wheels are installed on column.Electric cylinder is installed in II center of movable plate, and electric cylinder output end is installed the center of circle and surveyed
The coordinate origin of quantity sensor, system is located on the central axis of original state lower sensor.When wheel is by fixing transfer roller
When into movable roller way, clamping cylinder starts, and wheel is just positioned and clamped by four pinch wheels of driving.Then, electric cylinder starts, and drives
Dynamic center of circle measurement sensor probe is deep into inside axle cap seam allowance, with the coordinate origin of system, calculates the cap seam allowance center of circle
Coordinate, then cross motor startup drive the laterally compensation coordinate difference of movable plate II, longitudinal motor to start, and drive movable plate I is vertical
To compensation coordinate difference, the cap seam allowance center of circle is set to be moved to system coordinates origin, the centre of gyration and coordinate origin of tooling system are same
Axis, after overcompensation, the centre of gyration of cap seam allowance is overlapped with the tooling system centre of gyration, because cap seam allowance and clevis edge, outer
Wheel rim edge is coaxial, so, the wheel motion compensation clamped is driven by cross motor and longitudinal motor, realizes returning for cutter
Turn center to overlap with the centre of gyration at burr position, this is wheel Precise Position System.
Inside cylinder is fixed on right over rack, and mobile platform in output end connection, interior motor is fixed on by mounting bracket
On interior mobile platform, interior motor output end connecting shaft, the tip of the axis connects the pyramid knife of 45 tapers, for removing clevis edge hair
Thorn.Axis coordinates with inner bearing, and four keyways, circumferentially spaced apart 90 degree of keyway is arranged in the outer installation sleeve of inner bearing, sleeve outer wall.It is hollow
On axis inner wall be arranged four guide key grooves, circumferentially spaced apart 90 degree of guide key groove, feather key one end be mounted on sleeve on, the other end and
Guide key groove coordinates.Hollow shaft outer wall coordinates with outer bearing, and outer bearing is mounted in bearing block, and bearing block is fixed on outer movable plate
On.Two outside cylinder sides of being fixed on the rack both sides, outside cylinder output end connect outer movable plate.Outer motor is fixed by the bracket
On outer movable plate, motor output end installs pinion gear, and pinion gear coordinates with gear wheel, and gear wheel is mounted on hollow shaft upper end.It is empty
Hollow disk is installed in the lower end of mandrel, is arranged four blades on hollow disk, respectively left blade, right blade, rear blade and preceding
Blade, 90 degree of each blade clearance, inner blade are sawtooth stepped cutting edge, and the centre of gyration of four blades is consistent, for removing
Outer rim connects knife rib burr.After wheel is accurately positioned, inside cylinder starts, and interior mobile platform downlink is driven, in leading for feather key
To under effect, sleeve moves downward, i.e., pyramid knife downlink comes downwards to suitable position according to the height of clevis.Then, outside cylinder
Start, under the guiding role of guide post, drives outer movable plate downlink, since bearing block is fixed on outer movable plate, so, it is hollow
Axis also can downlink, during downlink, feather key is static, and guide key groove slides on feather key, when knife-blade touches outside
Wheel rim spur location.Then interior electric motor starting can be rotated with drive shaft drive lip taper knife, clevis edge is connect knife rib burr
Removal.Outer electric motor starting, driving pinion rotation, pinion gear drive gear wheel rotation, inner wall of hollow shaft to be keyed by being oriented to
Sleeve, sleeve coordinates with inner bearing, and hollow shaft outer wall coordinates with outer bearing, so, when gear wheel rotates, hollow shaft
It can also rotate with the assembly of sleeve composition, and not interfere with the rotation of axis.By rotation of the rotation with cutting blade of hollow shaft,
To which outer rim is connect the removal of knife rib burr, this is deburrer system.
By adjusting the falling head of pyramid knife and blade, the wheel of different clevis diameters, different wheel outer diameters can be removed
Knife rib burr is connect, so, versatility is wider.
One kind goes wheel to connect the knife rib burr device course of work：When wheel enters movable roller way by fixing transfer roller
When, clamping cylinder starts, and wheel is just positioned and clamped by four pinch wheels of driving.Then, electric cylinder starts, and the driving center of circle, which measures, to be passed
Sensor probe is deep into inside axle cap seam allowance, with the coordinate origin of system, calculates the coordinate in the cap seam allowance center of circle, then laterally
Electric motor starting drives the laterally compensation coordinate difference of movable plate II, longitudinal motor to start, drives I longitudinal compensation coordinate difference of movable plate
Value, after overcompensation, the centre of gyration for realizing cutter is overlapped with the centre of gyration at burr position.After wheel is accurately positioned,
Inside cylinder starts, and driving pyramid knife comes downwards to suitable position.Then, outside cylinder starts, and four blades of driving come downwards to suitable position
It sets.Clevis edge is connect the removal of knife rib burr by then interior electric motor starting, driving pyramid knife rotation, and outer electric motor starting drives four
Blade rotates, and outer rim is connect the removal of knife rib burr.
The utility model can remove outer rim simultaneously and clevis edge connects knife rib burr, and it is continuous to can be used in automation
Production has not only saved space by the integrated of interior outside deburrer, but also realizes interior outside and independently feed, is independent
The cutter of rotation, interior outside has higher concentricity, and deburring effect is more preferable, this apparatus structure is novel, precisely efficiently, automatically
Change degree is high.
Description of the drawings
Fig. 1 is a kind of front view for going wheel to connect knife rib burr device of the utility model.
Fig. 2 is a kind of left view for going wheel to connect knife rib burr device of the utility model.
Fig. 3 is a kind of vertical view for going wheel to connect knife rib burr device of the utility model.
In figure, 1- racks, 2- pedestals, 3- guide rails I, 4- movable plates I, 5- ball-screws I, 6- longitudinal motors, 7- cross
To motor, 8- guide rails II, 9- ball-screws II, 10- movable plates II, 11- electric cylinders, 12- movable roller way, the centers of circle 13- are surveyed
Quantity sensor, 14- clamping guide-rails, 15- clamping cylinders, 16- left skateboards, the right slide plates of 17-, 18- rack-and-pinion, 19- columns, 20-
Pinch wheels, 21- inside cylinders, mobile platform in 22-, motor in 23-, 24 shaft couplings, 25- inner bearings, 26- axis, 27- sleeves,
28- feather keys, 29- hollow shafts, 30- pyramid knives, 31- outside cylinders, 32- guide posts, the outer motors of 33-, 34 pinion gears, 35-
Gear wheel, 36- outer bearings, 37- bearing blocks, the outer movable plates of 38-, the hollow disks of 39-, the left blades of 40-, the right blades of 41-,
Blade after 42-, blade before 43-.
Specific implementation mode
Illustrate below in conjunction with the accompanying drawings, provide the utility model proposes specific device details and working condition.
One kind goes wheel to connect knife rib burr device, by rack 1, pedestal 2, guide rail I 3, movable plate I 4, ball-screw I 5, indulges
It is measured to motor 6, cross motor 7, guide rail II 8, ball-screw II 9, movable plate II 10, electric cylinder 11, movable roller way 12, the center of circle
It is sensor 13, clamping guide-rail 14, clamping cylinder 15, left skateboard 16, right slide plate 17, rack-and-pinion 18, column 19, pinch wheels 20, interior
Cylinder 21, interior mobile platform 22, interior motor 23, shaft coupling 24, inner bearing 25, axis 26, sleeve 27, feather key 28, hollow shaft 29,
Pyramid knife 30, outside cylinder 31, guide post 32, outer motor 33, pinion gear 34, gear wheel 35, outer bearing 36, bearing block 37, outer movement
Plate 38, hollow disk 39, left blade 40, right blade 41, rear blade 42 and preceding blade 43 form.
Pedestal 2 is fixed on 1 bottom of rack, and on the base 2, movable plate I 4 is mounted on guide rail I 3 for two installations of guide rail I 3,
Ball-screw I 5 is installed in I 4 bottom of movable plate, and longitudinal motor 6 is fixed on 1 side of rack, and output end connects ball-screw I 5, leads to
Longitudinal motor 6 is crossed, the longitudinal movement of movable plate I 4 can be controlled.Cross motor 7 and two guide rails II 8 are fixed on movable plate I 4,
7 output end of cross motor connects ball-screw II 9, and movable plate II 10 is mounted on guide rail II 8, the connection rolling of II 10 bottom of movable plate
Ballscrew II 9 can control II 10 transverse shifting of movable plate by cross motor 7.Movable roller way 12, clamping guide-rail 14 are solid
It is scheduled on movable plate II 10, left skateboard 16 is symmetrically mounted on right slide plate 17 on clamping guide-rail 14, and passes through 18 phase of rack-and-pinion
Even, clamping cylinder 15 is connected with left skateboard 16, is symmetrically installed four columns 19 on left skateboard 16 and right slide plate 17, is installed on column 19
Pinch wheels 20.Electric cylinder 11 is installed in II 10 center of movable plate, and 11 output end of electric cylinder installs center of circle measurement sensor 13, system
Coordinate origin be located on the central axis of original state lower sensor.When wheel enters movable roller way 12 by fixing transfer roller
When, clamping cylinder 15 starts, and wheel is just positioned and clamped by four pinch wheels 20 of driving.Then, electric cylinder 11 starts, and drives the center of circle
The probe of measurement sensor 13 is deep into inside axle cap seam allowance, with the coordinate origin of system, calculates the coordinate in the cap seam allowance center of circle,
Then cross motor 7 starts, and drives the laterally compensation coordinate difference of movable plate II 10, longitudinal motor 6 to start, drives movable plate I 4 vertical
To compensation coordinate difference, the cap seam allowance center of circle is set to be moved to system coordinates origin, the centre of gyration and coordinate origin of tooling system are same
Axis, after overcompensation, the centre of gyration of cap seam allowance is overlapped with the tooling system centre of gyration, because cap seam allowance and clevis edge, outer
Wheel rim edge is coaxial, so, the wheel motion compensation clamped is driven by cross motor 7 and longitudinal motor 6, realizes cutter
The centre of gyration is overlapped with the centre of gyration at burr position, this is wheel Precise Position System.
Inside cylinder 21 is fixed on right over rack 1, and mobile platform 22 in output end connection, interior motor 23 passes through mounting bracket
It is fixed on 22 on interior mobile platform, 23 output end connecting shaft 26 of interior motor, the end of axis 26 connects the pyramid knife 30 of 45 tapers, uses
In removal clevis burrs on edges.Axis 26 coordinates with inner bearing 25,25 outer installation sleeve 27 of inner bearing, and 27 outer wall of sleeve is arranged four
Keyway, circumferentially spaced apart 90 degree of keyway.Four guide key grooves are set on 29 inner wall of hollow shaft, and circumferentially spaced apart 90 degree of guide key groove is led
It is mounted on sleeve 27 to 28 one end of key, the other end coordinates with guide key groove.29 outer wall of hollow shaft coordinates with outer bearing 36, outer shaft
It holds 36 to be mounted in bearing block 37, bearing block 37 is fixed on outer movable plate 38.Two outside cylinders 31 are fixed on 1 top two of rack
Side, 31 output end of outside cylinder connect outer movable plate 38.Outer motor 33 is fixed by the bracket on outer movable plate 38, motor output end
Pinion gear 34 is installed, pinion gear 34 coordinates with gear wheel 35, and gear wheel 35 is mounted on 29 upper end of hollow shaft.The lower end of hollow shaft 29
Hollow disk 39 is installed, four blades are set on hollow disk 39, respectively left blade 40, right blade 41, rear blade 42 and preceding
Blade 43,90 degree of each blade clearance, inner blade are sawtooth stepped cutting edge, and the centre of gyration of four blades is consistent, for going
Except outer rim connects knife rib burr.After wheel is accurately positioned, inside cylinder 21 starts, and drives 22 downlink of interior mobile platform, is being oriented to
Under the guiding role of key 28, sleeve 27 moves downward, i.e., 30 downlink of pyramid knife comes downwards to suitable position according to the height of clevis.
Then, outside cylinder 31 starts, and under the guiding role of guide post 32, outer 38 downlink of movable plate is driven, since bearing block 37 is fixed on
On outer movable plate 38, so, hollow shaft 29 also can downlink, during downlink, feather key 28 is static, and guide key groove is in feather key 28
Upper sliding, when knife-blade touches outer rim spur location.Then interior motor 23 starts, and can be driven with drive shaft 26
Pyramid knife 30 rotates, and clevis edge is connect the removal of knife rib burr.Outer motor 33 starts, and driving pinion 34 rotates, pinion gear 34
Gear wheel 35 is driven to rotate, 29 inner wall of hollow shaft is connected to sleeve 27 by feather key 28, and sleeve 27 coordinates with inner bearing 25, and
29 outer wall of hollow shaft coordinates with outer bearing 36 again, so, when gear wheel 35 rotates, the combination of hollow shaft 29 and the composition of sleeve 27
Body can also rotate, and not interfere with the rotation of axis 26.By rotation of the rotation with cutting blade of hollow shaft 29, thus by outboard wheel
Edge connects the removal of knife rib burr, this is deburrer system.
By adjusting the falling head of pyramid knife and blade, the wheel of different clevis diameters, different wheel outer diameters can be removed
Knife rib burr is connect, so, versatility is wider.
One kind goes wheel to connect the knife rib burr device course of work：When wheel enters movable roller way 12 by fixing transfer roller
When, clamping cylinder 15 starts, and wheel is just positioned and clamped by four pinch wheels 20 of driving.Then, electric cylinder 11 starts, and drives the center of circle
The probe of measurement sensor 13 is deep into inside axle cap seam allowance, with the coordinate origin of system, calculates the coordinate in the cap seam allowance center of circle,
Then cross motor 7 starts, and drives the laterally compensation coordinate difference of movable plate II 10, longitudinal motor 6 to start, drives movable plate I 4 vertical
To compensation coordinate difference, after overcompensation, the centre of gyration for realizing cutter is overlapped with the centre of gyration at burr position.Wheel quilt
After being accurately positioned, inside cylinder 21 starts, and driving pyramid knife 30 comes downwards to suitable position.Then, outside cylinder 31 starts, and drives four
Blade comes downwards to suitable position.Then interior motor 23 starts, and driving pyramid knife 30 rotates, and clevis edge is connect knife rib burr
It removes, outer motor 33 starts, and drives four blade rotations, and outer rim is connect the removal of knife rib burr.
The utility model can remove outer rim simultaneously and clevis edge connects knife rib burr, and it is continuous to can be used in automation
Production has not only saved space by the integrated of interior outside deburrer, but also realizes interior outside and independently feed, is independent
The cutter of rotation, interior outside has higher concentricity, and deburring effect is more preferable, this apparatus structure is novel, precisely efficiently, automatically
Change degree is high.
Claims (1)
1. a kind of removal wheel connects knife rib burr device, by rack（1）, pedestal（2）, guide rail I（3）, movable plate I（4）, ball wire
Thick stick I（5）, longitudinal motor（6）, cross motor（7）, guide rail II（8）, ball-screw II（9）, movable plate II（10）, electric cylinder
（11）, movable roller way（12）, center of circle measurement sensor（13）, clamping guide-rail（14）, clamping cylinder（15）, left skateboard（16）, right cunning
Plate（17）, rack-and-pinion（18）, column（19）, pinch wheels（20）, inside cylinder（21）, interior mobile platform（22）, interior motor（23）、
Shaft coupling（24）, inner bearing（25）, axis（26）, sleeve（27）, feather key（28）, hollow shaft（29）, pyramid knife（30）, outside cylinder
（31）, guide post（32）, outer motor（33）, pinion gear（34）, gear wheel（35）, outer bearing（36）, bearing block（37）, outer movable plate
（38）, hollow disk（39）, left blade（40）, right blade（41）, rear blade（42）With preceding blade（43）Composition, it is characterized in that：
Axis（26）With inner bearing（25）Cooperation, inner bearing（25）Outer installation sleeve（27）, sleeve（27）Four keyways, keyway is arranged in outer wall
Circumferentially spaced apart 90 degree；Hollow shaft（29）Four guide key grooves, circumferentially spaced apart 90 degree of guide key groove, feather key are set on inner wall（28）
One end is mounted on sleeve（27）On, the other end coordinates with guide key groove；Hollow shaft（29）Outer wall and outer bearing（36）Cooperation, outer shaft
It holds（36）Mounted on bearing block（37）It is interior, bearing block（37）It is fixed on outer movable plate（38）On；
Interior motor（23）Drive shaft（26）, drive lip taper knife（30）Clevis edge is connect the removal of knife rib burr by rotation；Outer motor
（33）Driving pinion（34）Rotation, pinion gear（34）Drive gear wheel（35）Rotation, gear wheel（35）When rotation, hollow shaft
（29）And sleeve（27）The assembly of composition can also rotate, and and axis（26）Rotation do not interfere；Pass through hollow shaft（29）Rotation
Turn the rotation with cutting blade, to which outer rim is connect the removal of knife rib burr.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721893333.7U CN207615794U (en) | 2017-12-29 | 2017-12-29 | A kind of removal wheel connects knife rib burr device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721893333.7U CN207615794U (en) | 2017-12-29 | 2017-12-29 | A kind of removal wheel connects knife rib burr device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207615794U true CN207615794U (en) | 2018-07-17 |
Family
ID=62830890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721893333.7U Expired - Fee Related CN207615794U (en) | 2017-12-29 | 2017-12-29 | A kind of removal wheel connects knife rib burr device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207615794U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108057931A (en) * | 2017-12-29 | 2018-05-22 | 中信戴卡股份有限公司 | A kind of removal wheel connects knife rib burr device |
| CN111113181A (en) * | 2020-02-04 | 2020-05-08 | 秦皇岛知聚科技有限公司 | Gear production finish machining equipment |
-
2017
- 2017-12-29 CN CN201721893333.7U patent/CN207615794U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108057931A (en) * | 2017-12-29 | 2018-05-22 | 中信戴卡股份有限公司 | A kind of removal wheel connects knife rib burr device |
| CN111113181A (en) * | 2020-02-04 | 2020-05-08 | 秦皇岛知聚科技有限公司 | Gear production finish machining equipment |
| CN111113181B (en) * | 2020-02-04 | 2021-08-17 | 特百佳动力科技有限公司 | Gear production finish machining equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180717 |