CN207757411U - A kind of parts grinding device of adjustable-angle - Google Patents
A kind of parts grinding device of adjustable-angle Download PDFInfo
- Publication number
- CN207757411U CN207757411U CN201721868149.7U CN201721868149U CN207757411U CN 207757411 U CN207757411 U CN 207757411U CN 201721868149 U CN201721868149 U CN 201721868149U CN 207757411 U CN207757411 U CN 207757411U
- Authority
- CN
- China
- Prior art keywords
- bar
- rod
- fixedly connected
- far
- grinding device
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model is related to grinding device technical fields, and disclose a kind of parts grinding device of adjustable-angle, including pedestal, it is installed with supporting rod on the left of the base top, side of the supporting rod far from pedestal is connected with head rod, the inside of side of the head rod far from supporting rod is installed with the first driving motor, the output shaft of first driving motor runs through and extends to the outside of head rod and be fixedly connected with loop bar, the external stability of the loop bar is connected with polishing disk, the right side of the supporting rod and it is fixedly connected with the second connecting rod positioned at the bottom of head rod, the back side of second connecting rod inner cavity is installed with the second driving motor.The parts grinding device of the adjustable-angle, realizes the effect of parts grinding device angle adjustable, increases the stability of polishing, the use for the person of being convenient to use.
Description
Technical field
The utility model is related to grinding device technical field, the parts grinding device of specially a kind of adjustable-angle.
Background technology
Electric grinding machine full name reciprocating motor grinder for polishing(Also known as Filing apparatus), it is widely used in the finishing of die industry
Work and surface polishing treatment are the substitutes of a similar pneumatic product.
The pattern of grinding device currently on the market is very more, and the device for the polishing of various parts is also each not phase
Together, but since part is polished the difference at position, existing grinding device can not well according to specified parts position into
Therefore the adjustment of row angle can reduce the efficiency of worker's work, can also reduce the quality of parts polishing.
Utility model content
(One)The technical issues of solution
In view of the deficiencies of the prior art, the utility model provides a kind of parts grinding device of adjustable-angle, tool
The advantages that standby adjustable-angle polishing, solving existing grinding device can not carry out according to specified parts position well
The problem of adjustment of angle can reduce the efficiency that worker works, can also reduce the quality of parts polishing.
(Two)Technical solution
To realize that above-mentioned adjustable-angle polishing purpose, the utility model provide the following technical solutions:A kind of adjustable angle
The parts grinding device of degree, including pedestal are installed with supporting rod on the left of the base top, and the supporting rod is separate
The side of pedestal is connected with head rod, and the inside of side of the head rod far from supporting rod is installed with
The output shaft of first driving motor, first driving motor runs through and extends to the outside of head rod and fixed with loop bar
The external stability of connection, the loop bar is connected with polishing disk, the right side of the supporting rod and the bottom positioned at head rod
It is fixedly connected with the second connecting rod, the back side of second connecting rod inner cavity is installed with the second driving motor, and described second
The back side of connecting rod inner cavity and connecting plate is fixedly connected on the right side of the second driving motor, the right side of the connecting plate is fixed
It is connected with the U-shaped bar positioned at the second connecting rod inner cavity back side, the internal activity of the U-shaped bar is equipped with movable block, and described second
The output shaft of driving motor is fixedly connected with the axle center of turntable, and the front surface of the turntable is installed with fixed column, described solid
Drive link is fixedly connected on the right side of fixed column, side of the drive link far from fixed column is flexibly connected with movable block, the work
Side of the motion block far from drive link is fixedly connected with third connecting rod, side and first of the third connecting rod far from movable block
The bottom of connecting rod is flexibly connected, and the top of the pedestal and is fixedly connected with articles holding table on the right side of supporting rod, described to set
The outer bar that quantity is two is fixedly connected at the top of object platform, the internal activity of the outer bar, which is connected with one end, to be run through and extend to
The internal activity of interior bar at the top of outer bar, the interior bar is equipped with the first torque spring, the left and right two of first torque spring
Side is fixedly connected with one end and runs through and extend to the limited block outside outer bar, and the top movable of the interior bar is connected with glove
Bar, the opposite side of the interior bar have been fixedly connected with support plate, and electric pushrod, institute are fixedly connected at the top of the support plate
It states side of the electric pushrod far from support plate to be fixedly connected with the bottom of storage rod, the opposite side of the interior bar is fixedly connected with
There is stabilizing spring, side of the stabilizing spring far from interior bar is fixedly connected with the bottom of storage rod, at the top of the storage rod
Rear side is installed with gag lever post, the rear side at the top of the storage rod and is connected with activity positioned at the front surface of gag lever post
The front surface of bar, the gag lever post is fixedly connected with the second torque spring, the side of second torque spring far from gag lever post
It is fixedly connected with the back side of motion bar, the top on the left of the motion bar is fixedly connected with fixed pulling rope, the storage rod left side
Top be fixedly connected with deck, side of the fixed pulling rope far from motion bar is flexibly connected with deck.
Preferably, the connection type of the supporting rod and head rod is hinged, and supporting rod and the second connecting rod
Connection type is welding.
Preferably, the U-shaped bar is flexibly connected with movable block by sliding slot, the connection type of the movable block and drive link
It is hinged.
Preferably, the storage rod is L-shaped, and sliding rail is offered at the top of storage rod, the storage rod by sliding rail with
Motion bar is flexibly connected.
Preferably, the side of the third connecting rod far from movable block is connected by the bottom activity of sliding slot and head rod
It connects.
Preferably, the quantity of the limited block is two groups, and the quantity of one group of limited block is two, within one group of limited block
In being symmetrically equally spaced, the limited block is run through by being opened in the through-hole of outer bar both sides and extends to outer bar the perpendicular bisector of bar
It is external.
(Three)Advantageous effect
Compared with prior art, the utility model provides a kind of parts grinding device of adjustable-angle, have with
Lower advantageous effect:
1, the parts grinding device of the adjustable-angle, it is hinged by supporting rod and head rod, then pass through second
The back side of connecting rod inner cavity is installed with the second driving motor, is fixed and is connected with turntable by the output shaft of the second driving motor
Connect, the front surface of turntable is connected with fixed column, is connected with drive link on the right side of fixed column, the right side of drive link with inside U row bars
Movable block flexible connection, one end is connected on the right side of movable block and is run through and is extended to outside the second connecting rod and connect with first
The third connecting rod of the bottom flexible connection of bar, by the rotation of the second driving motor, to drive the shifting of third connecting rod
It is dynamic, realize the adjustment of grinding device angle, the use for the person of being convenient to use.
2, the parts grinding device of the adjustable-angle carries out interior bar height by the first torque spring and limited block
Adjustment, then hinged by interior bar and storage rod, storage rod is fixedly connected with electric pushrod, and stabilizing spring is by storage rod and interior bar
It links together, by the flexible adjusting for having driven storage rod angle of electric pushrod, the rear side at the top of storage rod is flexibly connected
There is motion bar, the distance for placing parts is adjusted by motion bar, is clamped finally by fixed pulling rope and deck, realizes
The effects of parts grinding device angle adjustables, increases the stability of polishing, the use for the person of being convenient to use.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is enlarged drawing at A in the utility model Fig. 1;
Fig. 3 is the utility model storage rod side structure schematic diagram.
In figure:1 pedestal, 2 supporting rods, 3 head rods, 4 first driving motors, 5 loop bars, 6 polishing disks, 7 second connect
Extension bar, 8 second driving motors, 9 connecting plates, 10 U-shaped bars, 11 movable blocks, 12 turntables, 13 fixed columns, 14 drive links, 15 thirds
Connecting rod, 16 articles holding tables, 17 outer bars, 18 interior bars, 19 first torque springs, 20 limited blocks, 21 storage rods, 22 support plates, 23 electricity
Dynamic push rod, 24 stabilizing springs, 25 gag lever posts, 26 motion bars, 27 second torque springs, 28 fixed pulling ropes, 29 decks.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides the following technical solutions:A kind of parts polishing dress of adjustable-angle
It sets, including pedestal 1, the left side at 1 top of pedestal is installed with supporting rod 2, side flexible connection of the supporting rod 2 far from pedestal 1
There is a head rod 3, the inside of side of the head rod 3 far from supporting rod 2 is installed with the first driving motor 4, and first
The output shaft of driving motor 4 runs through and extends to the outside of head rod 3 and be fixedly connected with loop bar 5, and the outside of loop bar 5 is solid
Surely it is connected with polishing disk 6, the right side of supporting rod 2 and is fixedly connected with the second connecting rod 7 positioned at the bottom of head rod 3,
The connection type of supporting rod 2 and head rod 3 is hinged, and the connection type of supporting rod 2 and the second connecting rod 7 is welding,
The back side of second connecting rod, 7 inner cavity is installed with the second driving motor 8, the back side of 7 inner cavity of the second connecting rod and is located at second
The right side of driving motor 8 is fixedly connected with connecting plate 9, and the right side of connecting plate 9 is fixedly connected with carries on the back positioned at 7 inner cavity of the second connecting rod
The internal activity of the U-shaped bar 10 in face, U-shaped bar 10 is equipped with movable block 11, the axis of the output shaft and turntable 12 of the second driving motor 8
The heart is fixedly connected, and the front surface of turntable 12 is installed with fixed column 13, and the right side of fixed column 13 is fixedly connected with drive link 14,
Side of the drive link 14 far from fixed column 13 is flexibly connected with movable block 11, and U-shaped bar 10 is connected with movable block 11 by sliding slot activity
It connects, the connection type of movable block 11 and drive link 14 is hinged, and side of the movable block 11 far from drive link 14 is fixedly connected with the
Three connecting rods 15, side of the third connecting rod 15 far from movable block 11 are flexibly connected with the bottom of head rod 3, third connection
Side of the bar 15 far from movable block 11 is flexibly connected by sliding slot with the bottom of head rod 3, is connected by supporting rod 2 and first
Extension bar 3 is hinged, then is installed with the second driving motor 8 by the back side of 7 inner cavity of the second connecting rod, passes through the second driving motor
8 output shaft is fixedly connected with turntable 12, and the front surface of turntable 12 is connected with fixed column 13, and the right side of fixed column 13 is connected with biography
The right side of lever 14, drive link 14 is flexibly connected with the movable block 11 inside U rows bar 10, and the right side of movable block 11 is connected with one end
The third connecting rod 15 for running through and extending to the outside of the second connecting rod 7 and being flexibly connected with the bottom of head rod 3, by the
The rotation of two driving motors 8 realizes the adjustment of grinding device angle to drive the movement of third connecting rod 15, convenient
The use of user, the top of pedestal 1 and is fixedly connected with articles holding table 16, the top of articles holding table 16 positioned at the right side of supporting rod 2
Portion is fixedly connected with the outer bar 17 that quantity is two, and the internal activity of outer bar 17, which is connected with one end, to be run through and extend to the top of outer bar 17
The internal activity of the interior bar 18 in portion, interior bar 18 is equipped with the first torque spring 19, and the left and right sides of the first torque spring 19 is solid
Surely it is connected with one end and runs through and extend to the limited block 20 outside outer bar 17, the quantity of limited block 20 is two groups, and one group of limit
The quantity of block 20 is two, and one group of limited block 20 is with the perpendicular bisector of interior bar 18 in being symmetrically equally spaced, and limited block 20 is by opening up
Through-hole in 17 both sides of outer bar runs through and extends to the outside of outer bar 17, and the top movable of interior bar 18 is connected with storage rod 21, interior
The opposite side of bar 18 has been fixedly connected with support plate 22, and the top of support plate 22 is fixedly connected with electric pushrod 23, electronic to push away
Side of the bar 23 far from support plate 22 is fixedly connected with the bottom of storage rod 21, and the opposite side of interior bar 18 has been fixedly connected with surely
Determine spring 24, side of the stabilizing spring 24 far from interior bar 18 is fixedly connected with the bottom of storage rod 21, behind 21 top of storage rod
Side is installed with gag lever post 25, the rear side at 21 top of storage rod and is connected with motion bar positioned at the front surface of gag lever post 25
26, storage rod 21 is L-shaped, and the top of storage rod 21 offers sliding rail, and storage rod 21 is connected by sliding rail and 26 activity of motion bar
It connects, the front surface of gag lever post 25 is fixedly connected with the second torque spring 27, the second side of the torque spring 27 far from gag lever post 25
It is fixedly connected with the back side of motion bar 26, the top in 26 left side of motion bar is fixedly connected with fixed pulling rope 28,21 left side of storage rod
Top be fixedly connected with deck 29, side of the fixed pulling rope 28 far from motion bar 26 is flexibly connected with deck 29, passes through first
Torque spring 19 and limited block 20 carry out the adjustment of 18 height of interior bar, then hinged by interior bar 18 and storage rod 21, storage rod
21 are fixedly connected with electric pushrod 23, and stabilizing spring 24 links together storage rod 21 and interior bar 18, pass through electric pushrod 23
The flexible adjusting for having driven 21 angle of storage rod, the rear side at the top of storage rod 21 is connected with motion bar 26, passes through activity
Bar 26 adjusts the distance for placing parts, is clamped finally by fixed pulling rope 28 and deck 29, realizes parts and beat
The effect of mill apparatus angle adjustable increases the stability of polishing, the use for the person of being convenient to use.
When in use, parts are placed on the placement bar 21 that quantity is two, adjustment motion bar 26 and placement bar 21
The distance between, it is clamped by fixed pulling rope 28 and deck 29, parts is stablized to get up, then put by the adjustment of electric pushrod 23
The angle for setting bar 21 is adjusted the angle of polishing disk 6 by third connecting rod 15, realizes the polishing of parts.
In conclusion the parts grinding device of the adjustable-angle, hinged by supporting rod 2 and head rod 3, then
Be installed with the second driving motor 8 by the back side of 7 inner cavity of the second connecting rod, by the output shaft of the second driving motor 8 with
Turntable 12 is fixedly connected, and the front surface of turntable 12 is connected with fixed column 13, and the right side of fixed column 13 is connected with drive link 14, transmission
The right side of bar 14 is flexibly connected with the movable block 11 inside U rows bar 10, and the right side of movable block 11 is connected with one end and runs through and extend
To the third connecting rod 15 the second connecting rod 7 outside and be flexibly connected with the bottom of head rod 3, pass through the second driving motor
8 rotation realizes the adjustment of grinding device angle to drive the movement of third connecting rod 15, the person's of being convenient to use
It uses, the adjustment of 18 height of interior bar is carried out by the first torque spring 19 and limited block 20, then passes through interior bar 18 and storage rod
21 is hinged, and storage rod 21 is fixedly connected with electric pushrod 23, and stabilizing spring 24 links together storage rod 21 and interior bar 18, leads to
The flexible adjusting for having driven 21 angle of storage rod of electric pushrod 23 is crossed, the rear side at 21 top of storage rod is connected with motion bar
26, the distance for placing parts is adjusted by motion bar 26, is clamped finally by fixed pulling rope 28 and deck 29, is realized
The effects of parts grinding device angle adjustables, increases the stability of polishing, the use for the person of being convenient to use.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of parts grinding device of adjustable-angle, including pedestal(1), it is characterised in that:The pedestal(1)Top
Left side is installed with supporting rod(2), the supporting rod(2)Far from pedestal(1)Side be connected with head rod
(3), the head rod(3)Far from supporting rod(2)The inside of side be installed with the first driving motor(4), described
First driving motor(4)Output shaft run through and extend to head rod(3)Outside and and loop bar(5)It is fixedly connected, institute
State loop bar(5)External stability be connected with polishing disk(6), the supporting rod(2)Right side and be located at head rod(3)'s
Bottom is fixedly connected with the second connecting rod(7), second connecting rod(7)The back side of inner cavity is installed with the second driving motor
(8), second connecting rod(7)The back side of inner cavity and be located at the second driving motor(8)Right side be fixedly connected with connecting plate
(9), the connecting plate(9)Right side be fixedly connected with positioned at the second connecting rod(7)The U-shaped bar at the inner cavity back side(10), the U-shaped
Bar(10)Internal activity movable block is installed(11), second driving motor(8)Output shaft and turntable(12)Axle center
It is fixedly connected, the turntable(12)Front surface be installed with fixed column(13), the fixed column(13)Right side fix connect
It is connected to drive link(14), the drive link(14)Far from fixed column(13)Side and movable block(11)Flexible connection, the work
Motion block(11)Far from drive link(14)Side be fixedly connected with third connecting rod(15), the third connecting rod(15)Far from living
Motion block(11)Side and head rod(3)Bottom flexible connection, the pedestal(1)Top and be located at supporting rod(2)
Right side be fixedly connected with articles holding table(16), the articles holding table(16)To be fixedly connected with quantity be two outer bars at top
(17), the outer bar(17)Internal activity be connected with one end and run through and extend to outer bar(17)The interior bar at top(18), described
Interior bar(18)Internal activity the first torque spring is installed(19), first torque spring(19)The left and right sides it is fixed
One end is connected with to run through and extend to outer bar(17)External limited block(20), the interior bar(18)Top movable be connected with and set
Object bar(21), the interior bar(18)Opposite side has been fixedly connected with support plate(22), the support plate(22)Top it is solid
Surely it is connected with electric pushrod(23), the electric pushrod(23)Far from support plate(22)Side and storage rod(21)Bottom it is solid
Fixed connection, the interior bar(18)Opposite side has been fixedly connected with stabilizing spring(24), the stabilizing spring(24)Far from interior
Bar(18)Side and storage rod(21)Bottom be fixedly connected, the storage rod(21)Limit is installed on rear side of top
Bar(25), the storage rod(21)The rear side at top and be located at gag lever post(25)Front surface be connected with motion bar(26),
The gag lever post(25)Front surface be fixedly connected with the second torque spring(27), second torque spring(27)Far from limit
Bar(25)Side and motion bar(26)The back side be fixedly connected, the motion bar(26)Fixation is fixedly connected at the top of left side
Drawstring(28), the storage rod(21)Deck is fixedly connected at the top of left side(29), the fixed pulling rope(28)Far from activity
Bar(26)Side and deck(29)Flexible connection.
2. a kind of parts grinding device of adjustable-angle according to claim 1, it is characterised in that:The supporting rod
(2)With head rod(3)Connection type be hinged, and supporting rod(2)With the second connecting rod(7)Connection type be weldering
It connects.
3. a kind of parts grinding device of adjustable-angle according to claim 1, it is characterised in that:The U-shaped bar
(10)With movable block(11)It is flexibly connected by sliding slot, the movable block(11)With drive link(14)Connection type be hinged.
4. a kind of parts grinding device of adjustable-angle according to claim 1, it is characterised in that:The storage rod
(21)It is L-shaped, and storage rod(21)Top offer sliding rail, the storage rod(21)Pass through sliding rail and motion bar(26)Activity
Connection.
5. a kind of parts grinding device of adjustable-angle according to claim 1, it is characterised in that:The third connects
Extension bar(15)Far from movable block(11)Side pass through sliding slot and head rod(3)Bottom flexible connection.
6. a kind of parts grinding device of adjustable-angle according to claim 1, it is characterised in that:The limited block
(20)Quantity be two groups, and one group of limited block(20)Quantity be two, one group of limited block(20)With interior bar(18)In hang down
Line is in symmetrically to be equally spaced, the limited block(20)By being opened in outer bar(17)The through-hole of both sides runs through and extends to outer bar
(17)Outside.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721868149.7U CN207757411U (en) | 2017-12-28 | 2017-12-28 | A kind of parts grinding device of adjustable-angle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721868149.7U CN207757411U (en) | 2017-12-28 | 2017-12-28 | A kind of parts grinding device of adjustable-angle |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207757411U true CN207757411U (en) | 2018-08-24 |
Family
ID=63185418
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721868149.7U Expired - Fee Related CN207757411U (en) | 2017-12-28 | 2017-12-28 | A kind of parts grinding device of adjustable-angle |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207757411U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110587460A (en) * | 2019-09-10 | 2019-12-20 | 合肥嘉东光学股份有限公司 | Angle-adjustable plane inclined shaft refiner |
CN114406537A (en) * | 2022-01-24 | 2022-04-29 | 重庆如发机械有限公司 | Welding set of new energy automobile spare part production with diversified regulation |
-
2017
- 2017-12-28 CN CN201721868149.7U patent/CN207757411U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110587460A (en) * | 2019-09-10 | 2019-12-20 | 合肥嘉东光学股份有限公司 | Angle-adjustable plane inclined shaft refiner |
CN114406537A (en) * | 2022-01-24 | 2022-04-29 | 重庆如发机械有限公司 | Welding set of new energy automobile spare part production with diversified regulation |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107953221A (en) | A kind of parts sanding apparatus of adjustable-angle | |
CN206912338U (en) | A kind of good cutting machine of clamping effect | |
CN207757411U (en) | A kind of parts grinding device of adjustable-angle | |
CN107186624A (en) | A kind of auto parts polishing processing unit (plant) | |
CN207656382U (en) | A kind of sander of adjustable polishing position | |
CN109290904A (en) | A kind of station anticollision damping rubber processing unit (plant) | |
CN208401929U (en) | A kind of three-dimensional handset bracket | |
CN109623671B (en) | Adjustable suspension type surface cleaning device for household electrical appliances castings | |
CN207840897U (en) | A kind of inputting shaft grinding device convenient for clamping | |
CN207853697U (en) | A kind of fixture lifting motor fixing device | |
CN207681620U (en) | A kind of Vertocal cutting machine for arc plate material | |
CN107322453B (en) | A kind of polishing machine for jewels and jade processing | |
CN108789335A (en) | One kind is for being machined supporting rack | |
CN208179161U (en) | A kind of flat cover dustbin edge-neatening apparatus based on Flat grinder | |
CN207930449U (en) | A kind of nut grinding device of adjustable polishing range | |
CN111975371A (en) | Hook type automatic processing device for dynamic balance block of tire | |
CN214535523U (en) | Adjustable sound source frame for dictation | |
CN109352445B (en) | A kind of grinding device and its working method for electronic product interior panels | |
CN208663322U (en) | A kind of bearing polissoir for fixing polishing | |
CN207707511U (en) | A kind of ancient books typing crowd's workbench | |
CN207824069U (en) | A kind of Water-proof screw lock cutting device for processing | |
CN207966279U (en) | A kind of jack machinism model easy to use | |
CN110497488A (en) | A kind of device of the plank mortise for Furniture manufacturing | |
CN207873915U (en) | A kind of Robot polisher with the platform that is fixedly clamped | |
CN207522336U (en) | A kind of double column polishing machines |
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: 20180824 Termination date: 20181228 |