CN207223071U - A kind of no-chip cutting device - Google Patents
A kind of no-chip cutting device Download PDFInfo
- Publication number
- CN207223071U CN207223071U CN201720980676.0U CN201720980676U CN207223071U CN 207223071 U CN207223071 U CN 207223071U CN 201720980676 U CN201720980676 U CN 201720980676U CN 207223071 U CN207223071 U CN 207223071U
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- CN
- China
- Prior art keywords
- sliding sleeve
- push rod
- push
- cutting device
- rod
- Prior art date
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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of no-chip cutting device, it is related to field of machining.In the prior art, Chipless cutting machine includes bit mechanism, rotating mechanism and feed mechanism, feed mechanism is contacted by sliding sleeve with ling realizes that feed motion is driven, since sliding sleeve follows rotating mechanism passively to rotate, slower, distant with the rotation axis dotted line speed of the sliding sleeve point linear velocity closer to the distance with rotation axis.This will cause the imbalance of cooperation stress between sliding sleeve and push rod.Restraining structure is provided between push rod and sliding sleeve described in the utility model, the restraining structure controls the push rod and relative motion of the sliding sleeve along rotation axis direction, and the restraining structure constrains for point contact.This makes push rod and sliding sleeve stress balance, improves the stability of the transmission of feed mechanism, reduces the difficulty of processing of production push rod and sliding sleeve, reduces the maintenance cost of push rod and sliding sleeve, improves the quality of tubing cutting off processing.
Description
Technical field
Field of machining is the utility model is related to, is specially a kind of no-chip cutting device.
Background technology
The production of pipe fitting is related to more process, implements to need to tubing sawing sheet, i.e., to raw material tubing before these processes
Aligned, the preprocessing of customized cut-off etc..
In the prior art, the processing method that the customized cut-off of tubing uses chipless cutting.Chipless cutting machine includes cutter head machine
Structure, rotating mechanism and feed mechanism, Chipless cutting machine around pipe outer surface rotary rolling and are hung down by the blade of bit mechanism
Directly tubing is cut off in the mode of tubing axle center feed motion.Realize the feed mechanism of blade feeding, including be set in rotating mechanism
Outer sliding sleeve and the push rod being installed on above sliding sleeve.Push rod drives sliding sleeve to be moved along rotation axis, and sliding sleeve is by pushing away
It is dynamic to be arranged at the inclined plane on bit mechanism to promote blade to feed.
Wherein, sliding sleeve is contacted with push rod for line.Since sliding sleeve follows rotating mechanism passively to rotate, sliding sleeve and rotation
Slower, distant with the rotation axis dotted line speed of the nearer point linear velocity of axial line distance.This will cause sliding sleeve with
The imbalance of cooperation stress between push rod, causes bit mechanism movement that Caton phenomenon occurs, reduces the matter of tubing cutting off processing
Amount.Sliding sleeve is engaged to requirement on machining accuracy height with ling, coordinates the imbalance of stress sliding sleeve will be made to hold with push rod
Fragile, processing cost is high.
Utility model content
To solve the above-mentioned problems, the utility model provides a kind of no-chip cutting device.
Technical solution is used by the utility model solves its technical problem：
A kind of no-chip cutting device, including：
Bit mechanism, the bit mechanism are provided with the cutter head for cut-out；
Rotating mechanism, the rotating mechanism are drivingly connected with the bit mechanism；
Feed mechanism, the feed mechanism include push rod and sliding sleeve；
The sliding sleeve is actively set in the rotating mechanism to drive the cutter head to feed；
Restraining structure is provided between the push rod and sliding sleeve, the restraining structure controls the push rod and sliding sleeve edge
The relative motion in rotation axis direction, the restraining structure constrain for point contact.
The restraining structure includes being arranged at the groove on the outside of the sliding sleeve, and the push rod is arranged in the groove,
The push rod and the way of contact of groove inside portion are point contact.
The groove inside portion is plane, and on push rod moving direction, the push rod side surface has and only has a little at first
Contact the groove lateral plane.
The push rod side is provided with outwardly cambered surface, and the cambered surface is touched with the recessed side portions flat face.
The feed mechanism further includes straight line pressure cylinder, and the straight line pressure cylinder is drivingly connected with the feed mechanism, institute
The motive fluid entrance for stating straight line pressure cylinder is provided with one-way throttle valve.
The feed mechanism further includes push-rod frame, and the push rod is installed in push-rod frame by roller bearing.
The feed mechanism further includes guidance set, and the guidance set controls fortune of the push-rod frame along direction of feed
It is dynamic.
The guidance set includes guide rod, and the push-rod frame is provided with through hole, and the through hole coordinates with guide rod, described
Push-rod frame is installed on by through hole in guidance set so that push-rod frame is slided along guide rod.
The feed mechanism further includes straight line pressure cylinder, the power output end of the straight line pressure cylinder by connection flange with
The push-rod frame is fixedly connected.
The sliding sleeve is fixed on the rotating mechanism by guide finger, and the installation direction of the guide finger is parallel to rotation
Axis direction.
The beneficial effects of the utility model are：
Restraining structure is provided between push rod and sliding sleeve described in the utility model, the restraining structure controls the push rod
With relative motion of the sliding sleeve along rotation axis direction, the restraining structure constrains for point contact.This make push rod and sliding sleeve by
Dynamic balance, improves the stability of the transmission of feed mechanism, reduces the difficulty of processing of production push rod and sliding sleeve, reduces push rod
With the maintenance cost of sliding sleeve, the quality of tubing cutting off processing is improved.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples：
Fig. 1 is the utility model section schematic diagram；
Fig. 2 is the utility model partial cutaway schematic；
Fig. 3 is the utility model sectional perspective schematic diagram.
Embodiment
With reference to Fig. 1~Fig. 3, the utility model is a kind of no-chip cutting device.
A kind of no-chip cutting device, including：
Bit mechanism 1, the bit mechanism 1 are provided with the cutter head 11 for cut-out；
Rotating mechanism 2, the rotating mechanism 2 are drivingly connected with the bit mechanism 1；
Feed mechanism 3, the feed mechanism 3 include push rod 32 and sliding sleeve 31；
The sliding sleeve 31 is actively set in the rotating mechanism 2 to drive the cutter head 11 to feed；
Restraining structure is provided between the push rod 32 and sliding sleeve 31, the restraining structure controls the push rod 32 with sliding
Relative motion of the dynamic set 31 along rotation axis direction, the restraining structure constrain for point contact.
Bit mechanism 1 is in rotary motion during due to work, and sliding sleeve 31 must promote knife in rotating state lower feeding
Head mechanism 1 is fed.The push rod 32 promotes the sliding sleeve 31 in rotation, will be acted on be subject to from 31 direction of rotation of sliding sleeve
Power.On axial rotary, point linear velocity on different radii is different, to the active force that the push rod 32 applies by difference.It is described
Restraining structure constrains for point contact, and the amount of force and direction will be fixed, and the push rod 32 will push away while passive rotation
Move the sliding sleeve 31.
As preference, the restraining structure includes the groove 31a for being arranged at the outside of sliding sleeve 31, the push rod
32 are arranged in the groove 31a, and the push rod 32 and the way of contact of groove 31a inside portions are point contact.The groove 31a
Inside have two sides can be contacted with push rod 32, make the push rod 32 that sliding sleeve 31 can be driven to feed or step back movement.
The embodiment of the restraining structure can also be：For example, the end setting of push rod is fluted, set on sliding sleeve
It is fast to be equipped with convex annular, convex block is sandwiched between groove.Contact of the above-mentioned groove with convex block is point contact, push rod pass through groove two
The feed motion of a side control sliding sleeve.In another example being provided with annular lug on sliding sleeve, annular lug contacts real with push rod
Now into east is awarded, annular lug and push rod are point contact.Sliding sleeve passes through the effect for the flexible member being arranged on bit mechanism
Lower reset.
As preference, the groove 31a inside portions are plane, and on 32 moving direction of push rod, the 32 side table of push rod
Face has and only a little contacts the groove 31a lateral planes at first.It is smaller that the difficulty of plane is processed on the groove 31a,
Again by processing restraining structure on push rod 32 so that point contact between the push rod 32 and sliding sleeve 31.
The embodiment of the push rod 32 and sliding sleeve 31 can also be：For example, it is along the both sides of direction of feed on push rod
Plane, the both sides of the groove are provided with inwardly protruded structure, the plane of above-mentioned push rod and the raised knot in both sides of above-mentioned groove
Structure realizes that push rod controls the feed motion of sliding sleeve by point contact.In another example on push rod set protrusion cambered surface, sliding sleeve it is interior
Side is the protrusion cambered surface towards push rod, coordinates the feed motion for realizing that push rod controls sliding sleeve by the point contact between cambered surface.
As preference, 32 side of push rod is provided with outwardly cambered surface 32a, the cambered surface and the groove 31a
Lateral plane is in contact.Processed in the sidepiece of the push rod 32 to outgoing cambered surface, the difficulty of processing is smaller.The push rod 32
Cambered surface and the groove 31a plane contacts are point contact.When cambered surface is worn, can apply in the cambered surface to simply cut
Process the effect being continuing with to reach.
The embodiment of 32 structure of push rod can also be：Such as the both sides of push rod are plane, center is outwardly
Cambered surface, by the outwardly cambered surface in center and recessed side portions plane point contact, realizes the feed motion of push rod control sliding sleeve.Again
For example, outside annular casting lug thereon of the push rod for triangular-section, by the corner of casting lug thereon with recessed side portions plane point contact,
Realize the feed motion of push rod control sliding sleeve.
As preference, the feed mechanism 3 further includes straight line pressure cylinder 4, the straight line pressure cylinder 4 and the feeding machine
Structure 3 is drivingly connected, and the motive fluid entrance of the straight line pressure cylinder 4 is provided with one-way throttle valve 41.Straight line pressure cylinder 4 passes through gas
Pressure or hydraulic pressure produce mechanical movement.One-way throttle valve 41 is made up of for check valve with flow control valve mode in parallel.It is single
The speed of 11 advancing movement of cutter head can be made adjustable to throttle valve 41, and the speed that cutter head 11 exits.In feed motion and move back
In the case of the speed difference for going out movement, if the push rod 32 and sliding sleeve 31 are point contact, 11 feed motion of cutter head is easier to
Keep stablizing.
The embodiment that the feed mechanism 3 drives can also be：For example, electric rotating machine and linkage driving feeding machine
Structure operates, and electric rotating machine produces rotary power, and convert rotational motion is linear motion by linkage.In another example electric rotating machine
With screw body, electric rotating machine produces rotary power, and convert rotational motion is linear motion by screw body.
As preference, the feed mechanism 3 further includes push-rod frame 33, the push rod 32 is installed on by roller bearing to be pushed away
In bridge 33.The push rod 32 of push-rod frame 33 is fixed on by roller bearing will follow the passive rotation of sliding sleeve 31 to make the institute of push rod 32
The resistance smaller born, reduces the abrasion that the push rod 32 is contacted and produced with sliding sleeve 31.
As preference, the feed mechanism 3 further includes guidance set 34, the guidance set 34 controls the push rod
Movement of the frame 33 along direction of feed.During work, the push rod 32 will be subject to the active force of 31 direction of rotation of sliding sleeve, the active force
Push rod 32 can be caused to deviate direction of feed movement, cause the amount of feeding of cutter head 11 to be not enough to cut-out tubing.The guidance set 34
Effectively prevent the push rod 32 from deviateing the movement of direction of feed, make cutting off processing more accurate.
The embodiment of the guidance set 34 can also be：For example, guide rail is provided with guiding mechanism, the guide rail edge
Direction of feed is arranged, pulley is provided with push-rod frame, and pulley can be moved along guide rail direction, realizes the edge feeding side of control leading truck
To movement.
As preference, the guidance set 34 includes guide rod 34a, the push-rod frame 33 is provided with through hole, described logical
Hole and guide rod 34a coordinate, and the push-rod frame 33 is installed in guidance set 34 by through hole so that push-rod frame 33 is along guide rod
34a is slided.Guide rod 34a is arranged at the both sides of push-rod frame 33, and anti-throw-out lever 32 is rotated by the active force of sliding sleeve 31
Movement.The push-rod frame 33 can be slided along guide rod 34a, drive push rod 32 to make feed motion.
As preference, the feed mechanism 3 further includes straight line pressure cylinder 4, the power output end of the straight line pressure cylinder 4
It is fixedly connected by connection flange 35 and the push-rod frame 33.The direction of motion of the push-rod frame 33 must be positioned as along feeding side
To this causes straight line pressure cylinder 4 to there is a situation where the direction of motion not to the heart with push-rod frame 33.The connection flange 35 is respectively with pushing away
Bridge 33 and 4 power output end of straight line pressure cylinder are equipped with the cooperation of groove 31a boss structures, and the groove 31a boss structures can
Along direction sliding is coordinated, so that the straight line pressure cylinder 4 is not filled with push-rod frame 33 to feeling at ease.The groove 31a boss structures
It can prevent the push rod 32 from will be rotated in the case where sliding sleeve 31 applies active force relative to the straight line pressure cylinder 4.
As preference, the sliding sleeve 31 is fixed on the rotating mechanism 2 by guide finger 21, the guide finger 21
Installation direction is parallel to rotation axis direction.The sliding sleeve 31 act as promoting the push wheel with inclined plane on cutter head 11 to slide
Block 12a and cutter head sliding block 11a.The sliding sleeve 31 is installed on rotating mechanism 2 so that sliding sleeve 31 can by guide finger 21
While being moved along direction of feed, sliding sleeve 31 will not rub with rotating mechanism 2.
In the present embodiment：
The rotating mechanism 2 includes：Mandrel 22 that is mutually fixed with tubing and guiding tubing to advance, outside mandrel 22 and and cutter head
The axle sleeve 23 that mechanism 1 is drivingly connected, the synchronous pulley 24 being drivingly connected with axle sleeve 23, the connector 25 fixed with the mandrel 22,
The axle sleeve 23 is installed on mandrel 22 with synchronous pulley 24 by roller bearing.
The bit mechanism 1 includes：5 tool tips 13 fixed with the axle sleeve 23, eccentric setting is in tool tip 13
Cutter head 11, eccentric setting is in a pair of of push wheel in tool tip 13.Cutter head 11 includes blade, and blade is fixed on knife by roller bearing
On bar, knife bar is fixed on cutter head sliding block 11a, and cutter head sliding block 11a is installed in tool tip 13 and can be along tubing axle center radiation side
To slip, cutter head sliding block 11a is equipped with spring with tool tip 13 in glide direction；Push wheel component 12 includes push wheel, and push wheel passes through
Roller bearing is fixed on push wheel bar, and push wheel bar is fixed on push wheel sliding block 12a, and push wheel sliding block 12a is installed in tool tip 13
And can be slided along tubing axle center radiation direction, push wheel sliding block 12a is equipped with spring with tool tip 13 in glide direction.The cutter head
Sliding block 11a and push wheel sliding block 12a is both provided with inclined plane, and the inclined plane is extended to outside 13 side margins of tool tip.
The feed mechanism 3 includes：The sliding sleeve 31 being set in by guide finger 21 on rotating mechanism 2, is arranged at slip
The push rod 32 of the top of set 31, the push-rod frame 33 of push rod 32 is installed by roller bearing, passes through 35 phase of connection flange with push-rod frame 33
The straight line pressure cylinder 4 connect, the guidance set 34 fixed with external agency.The guide finger 21 makes sliding sleeve 31 with rotating mechanism 2
Rotary motion, and sliding sleeve 31 can be made to be slided along direction of feed.The guidance set 34 passes through push-rod frame by guide rod 34a
For 33 through holes so that push rod 32 is moved along guidance set 34, the straight line pressure cylinder 4 is straight line pneumatic cylinder.Set on the sliding sleeve 31
Groove 31a is equipped with, the inside both sides of groove 31a are planar structure.The part that the push rod 32 is located in the groove 31a is set
Have and radially protrude cambered surface 32a.
In the present embodiment course of work, mandrel 22 is fixedly connected with external rack, and tubing enters cutter head machine by mandrel 22
Structure 1.Synchronous pulley 24 is drivingly connected with external motive device, 1 rotary motion of bit mechanism is driven by axle sleeve 23, due to cutter head
11 eccentric settings, bit mechanism 1 will promote circular shear blade around tubing around the tubing rotary motion for being arranged at 1 center of bit mechanism
Outer surface rolls.Straight line pressure cylinder 4 exports linear thrust, and thrust drives push-rod frame 33 along the linear motion of guidance set 34 and band
Moved to push rod 32, the push rod 32 passes through the plane phase on the inside of the outwardly cambered surface 32a and 31 groove 31a of sliding sleeve
To drive sliding sleeve 31 to move, the feed motion of sliding sleeve 31 will be slided with the inclined plane of the cutter head sliding block 11a and push wheel for contact
Inclined plane on block 12a offsets, and promotes the cutter head sliding block 11a and push wheel sliding block 12a to be moved along 13 footpath of tool tip in downwards,
And drive the feeding of blade and push wheel.The feeding of blade will deepen cutting to tubing, and the feeding of two push wheels will be from blade side
To fixed tubing.Finally, blade realizes the ELEMENTARY INTRODUCTION TO NON of tubing by way of rolling.
Since the push rod 32 passes through the flat face on the inside of outwardly cambered surface 32a and the 31 groove 31a of sliding sleeve
Touch to drive sliding sleeve 31 to move, it is point contact to make the contact with sliding sleeve 31 of push rod 32.Although during rotating
The linear velocity of the radially each point of sliding sleeve 31 is different, but when the sliding sleeve 31 is contacted with push rod 32, the speed of contact point
Spend a certain fixed value.Discontinuity is not present in contact between the sliding sleeve 31 and push rod 32, promotes and slides in push rod 32
It there will not be the phenomenon of interim card during the movement of set 31, stablize the feed motion of blade, improve and be processed the disconnected of tubing
Face quality.Meanwhile compared with prior art, in processing, the cambered surface of the push rod 32 is with the plane of sliding sleeve 31 without accurate
Coordinate, when the cambered surface of push rod 32 or the plane of sliding sleeve 31 are produced when wearing, being processed through simple machine cut to be continuing with,
This will greatly reduce production and the maintenance cost of equipment.
Above-described embodiment is the preferred solution of the utility model, and the utility model can also have other embodiments.Ability
The technical staff in domain can also make equivalent variations or replacement on the premise of without prejudice to the utility model spirit, these equivalent changes
Type or replacement are all contained in the scope set by the application claim.
Claims (10)
- A kind of 1. no-chip cutting device, it is characterised in that including：Bit mechanism, the bit mechanism (1) are provided with the cutter head (11) for cut-out；Rotating mechanism (2), the rotating mechanism (2) are drivingly connected with the bit mechanism (1)；Feed mechanism (3), the feeding Mechanism (3) includes push rod (32) and sliding sleeve (31)；The sliding sleeve (31) is actively set in the rotating mechanism (2) with band Dynamic cutter head (11) feeding；Be provided with restraining structure between the push rod (32) and sliding sleeve (31), the restraining structure control the push rod (32) with Relative motion of the sliding sleeve (31) along rotation axis direction, the restraining structure constrain for point contact.
- 2. a kind of no-chip cutting device according to claim 1, it is characterised in that the restraining structure includes being arranged at institute State the groove (31a) on the outside of sliding sleeve (31), the push rod (32) is arranged in the groove (31a), the push rod (32) with The way of contact of groove (31a) inside portion is point contact.
- 3. a kind of no-chip cutting device according to claim 2, it is characterised in that groove (31a) inside portion is flat Face, on push rod (32) moving direction, push rod (32) side surface has and only a little contacts the groove (31a) side at first Facial plane.
- 4. a kind of no-chip cutting device according to claim 3, it is characterised in that push rod (32) side sets oriented Outer protrusion cambered surface (32a), the cambered surface are in contact with the groove (31a) lateral plane.
- 5. a kind of no-chip cutting device according to claim 1, it is characterised in that the feed mechanism further includes straight line pressure Power cylinder (4), the straight line pressure cylinder (4) are drivingly connected with the feed mechanism (3), the kinetic current of the straight line pressure cylinder (4) Body entrance is provided with one-way throttle valve (41).
- 6. a kind of no-chip cutting device according to claim 1, it is characterised in that the feed mechanism (3), which further includes, to push away Bridge (33), the push rod (32) are installed in push-rod frame (33) by roller bearing.
- 7. a kind of no-chip cutting device according to claim 6, it is characterised in that the feed mechanism (3), which further includes, leads To component (34), the guidance set (34) controls movement of the push-rod frame (33) along direction of feed.
- 8. a kind of no-chip cutting device according to claim 7, it is characterised in that the guidance set (34) includes being oriented to Bar (34a), the push-rod frame (33) are provided with through hole, and the through hole coordinates with guide rod (34a), and the push-rod frame (33) passes through Through hole is installed in guidance set so that push-rod frame (33) is slided along guide rod (34a).
- 9. a kind of no-chip cutting device according to claim 6, it is characterised in that the feed mechanism further includes straight line pressure Power cylinder (4), the power output end of the straight line pressure cylinder (4) pass through connection flange (35) and the push-rod frame (33) stationary phase Connect.
- 10. a kind of no-chip cutting device according to claim 1, it is characterised in that the sliding sleeve (31) passes through guiding Pin is fixed on the rotating mechanism (2), and the installation direction of the guide finger is parallel to rotation axis direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720980676.0U CN207223071U (en) | 2017-08-07 | 2017-08-07 | A kind of no-chip cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720980676.0U CN207223071U (en) | 2017-08-07 | 2017-08-07 | A kind of no-chip cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207223071U true CN207223071U (en) | 2018-04-13 |
Family
ID=61855600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720980676.0U Withdrawn - After Issue CN207223071U (en) | 2017-08-07 | 2017-08-07 | A kind of no-chip cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207223071U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107433360A (en) * | 2017-08-07 | 2017-12-05 | 中山市科力高自动化设备有限公司 | A kind of no-chip cutting device |
-
2017
- 2017-08-07 CN CN201720980676.0U patent/CN207223071U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107433360A (en) * | 2017-08-07 | 2017-12-05 | 中山市科力高自动化设备有限公司 | A kind of no-chip cutting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Chipless cutting device Effective date of registration: 20180806 Granted publication date: 20180413 Pledgee: China Everbright Bank Zhongshan branch Pledgor: ZHONGSHAN CLG AUTOMATION EQUIPMENT Co.,Ltd. Registration number: 2018440020047 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190917 Granted publication date: 20180413 Pledgee: China Everbright Bank Zhongshan branch Pledgor: ZHONGSHAN CLG AUTOMATION EQUIPMENT Co.,Ltd. Registration number: 2018440020047 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Chipless cutting device Effective date of registration: 20190920 Granted publication date: 20180413 Pledgee: China Everbright Bank Zhongshan branch Pledgor: ZHONGSHAN CLG AUTOMATION EQUIPMENT Co.,Ltd. Registration number: Y2019980000182 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200925 Granted publication date: 20180413 Pledgee: China Everbright Bank Zhongshan branch Pledgor: ZHONGSHAN CLG AUTOMATION EQUIPMENT Co.,Ltd. Registration number: Y2019980000182 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A chip free cutting device Effective date of registration: 20200928 Granted publication date: 20180413 Pledgee: China Everbright Bank Zhongshan branch Pledgor: ZHONGSHAN CLG AUTOMATION EQUIPMENT Co.,Ltd. Registration number: Y2020980006521 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211015 Granted publication date: 20180413 Pledgee: China Everbright Bank Zhongshan branch Pledgor: ZHONGSHAN CLG AUTOMATION EQUIPMENT Co.,Ltd. Registration number: Y2020980006521 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180413 Effective date of abandoning: 20230704 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180413 Effective date of abandoning: 20230704 |