CN208197391U - A kind of encapsulated all-in-one machine of toothbrush injection molding - Google Patents
A kind of encapsulated all-in-one machine of toothbrush injection molding Download PDFInfo
- Publication number
- CN208197391U CN208197391U CN201820584606.8U CN201820584606U CN208197391U CN 208197391 U CN208197391 U CN 208197391U CN 201820584606 U CN201820584606 U CN 201820584606U CN 208197391 U CN208197391 U CN 208197391U
- Authority
- CN
- China
- Prior art keywords
- encapsulated
- driving mechanism
- skeleton
- molded
- moving template
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of toothbrushes to be molded encapsulated all-in-one machine, including rack, injection moulding apparatus, it is molded encapsulated solid plate, it is molded encapsulated moving template, moving template driving mechanism and clout extracting mechanical arm, injection moulding apparatus, moving template driving mechanism and clout extracting mechanical arm are separately mounted in rack, it is molded encapsulated solid plate and is mounted on injection moulding apparatus front end, encapsulated moving template is molded to connect with the pto shaft drive of moving template driving mechanism, it is molded in encapsulated moving template and is equipped with fixture groove, clamp driving mechanism and fixture, clamp driving mechanism is fixedly mounted in fixture groove, the connection of the pto shaft drive of fixture and clamp driving mechanism, the two sides of fixture are equipped with multiple holders being adapted with head shapes.The utility model has the beneficial effects that: this encapsulated integrated function of injection molding is completed at the same time the injection molding of brush handle skeleton and encapsulated, keep brush handle skeleton effect with glue-line in conjunction with more preferable, the brush handle produced either in appearance should using in feel all more.
Description
Technical field
The utility model relates to the injection molding machine field for manufacturing moulding, in particular to a kind of toothbrush is molded encapsulated one
Machine.
Background technique
Toothbrush is the indispensable consumer goods of life, while also belonging to common injection-molded item, in order to meet consumer to toothbrush
The appearance diversity of product, feel etc. require, therefore after brush handle skeleton injection molding, usually also to wrap up on brush handle skeleton
One layer of flexible glue, to meet consumer demand.The injection molding of toothbrush and encapsulated general technology process are post forming, i.e., first by brush handle
Then molding toothbrush skeleton is transferred to encapsulated equipment again again and carries out encapsulated, usual brush handle skeleton turn by skeleton injection molding
The encapsulated station moved in encapsulated equipment is needed using manual operation, therefore not only production efficiency is low, needs a large amount of manpower, also
It needs biggish place to complete, increases production cost, and carry out encapsulated brush handle in this way, brush handle skeleton
Effect is poor in conjunction with glue-line, and product quality is difficult to ensure.
Summary of the invention
The problem to be solved by the utility model is to provide a kind of toothbrushes to be molded encapsulated all-in-one machine, can complete to injection molding
The progress of brush handle skeleton is encapsulated, improves the production efficiency of brush handle, keeps the combination effect of brush handle skeleton and glue-line more preferable, improves brush handle matter
Amount.
In order to solve the above-mentioned technical problem, the technical solution adopted is as follows:
The encapsulated all-in-one machine of a kind of toothbrush injection molding, it is characterised in that: including rack, injection moulding apparatus, the encapsulated solid plate of injection molding, note
Encapsulated moving template, moving template driving mechanism and clout extracting mechanical arm are moulded, injection moulding apparatus, moving template driving mechanism and clout take out
Manipulator is separately mounted in rack, is molded encapsulated solid plate and is mounted on injection moulding apparatus front end, is molded encapsulated solid plate and is equipped with
Multiple row skeleton forming former arranged side by side and the encapsulated former of skeleton；It is molded the power of encapsulated moving template Yu moving template driving mechanism
Output shaft transmission connection is molded encapsulated moving template and is equipped with multiple row skeleton forming formpiston and the encapsulated formpiston of skeleton arranged side by side,
Skeleton forming formpiston is identical as the quantity of skeleton forming former and position corresponds, the encapsulated formpiston of skeleton and the encapsulated yin of skeleton
The quantity of mould is identical and position corresponds；Be equipped in the encapsulated moving template of the injection molding fixture groove, clamp driving mechanism and
Fixture, clamp driving mechanism are fixedly mounted in fixture groove, the pto shaft drive connection of fixture and clamp driving mechanism,
The two sides of fixture are equipped with multiple holders being adapted with brush handle skeleton head shapes, press from both sides ambilateral holder respectively with skeleton at
The quantity of the encapsulated formpiston of type formpiston and skeleton is identical and position corresponds.
Above-mentioned injection moulding apparatus can use general binary channels injection molding machine, can also by the splicing of two single channel injection molding machines and
At for the plastics to the encapsulated solid plate injection corresponding material of injection molding.
In above structure, when the encapsulated all-in-one machine of toothbrush injection molding carries out being molded encapsulated, moving template driving mechanism driving injection molding packet
Glue moving template pulls pressing to encapsulated cover half is molded, and makes each skeleton forming formpiston and corresponding each skeleton forming former closed skeletonization
Frame molding die, injection moulding apparatus are injected separately into the plastics of melting into each framework forming die, form multiple brush handle skeletons；Injection molding
The driving of moving template driving mechanism is molded encapsulated moving template and retreats after the completion, each skeleton forming formpiston and corresponding each skeleton forming yin
Mould separation, while clout extracting mechanical arm take away injection molding after clout, be molded at this time encapsulated moving template upper fixture be located at skeleton at
Each holder of type formpiston side clamps corresponding brush handle skeleton brush head respectively, is located at brush handle skeleton in skeleton forming formpiston, with
Rear jig driving mechanism drives fixture to stretch out fixture groove and fixture is made to rotate 180 ° along the vertical direction, then drives fixture to retract folder
Have in groove, brush handle skeleton is transferred in the encapsulated formpiston of skeleton；Moving template driving mechanism drives the encapsulated moving template of injection molding again
Pressing is pulled to encapsulated cover half is molded, each skeleton forming formpiston and corresponding each skeleton forming former closed skeletonization is made to put up pattern
Tool, each encapsulated formpiston of skeleton and the encapsulated former closed of corresponding each skeleton are at skeleton encapsulation die, and injection moulding apparatus is to each skeleton
It is injected separately into the plastics of melting in molding die, forms multiple brush handle skeletons, while injection moulding apparatus is into each skeleton encapsulation die
It is injected separately into the glue of melting, multiple brush handle skeletons are carried out encapsulated；After completing to be molded and is encapsulated, moving template driving mechanism is driven
The dynamic encapsulated moving template of injection molding retreats, each skeleton forming formpiston and corresponding each skeleton forming former separation, each encapsulated formpiston of skeleton
It is separated with corresponding each encapsulated former of skeleton, completes encapsulated brush handle and fall to the discharging channel for being molded encapsulated all-in-one machine, while is remaining
Material extracting mechanical arm takes the clout after being molded and being encapsulated away, is molded encapsulated moving template upper fixture at this time and is located at skeleton forming formpiston one
Each holder of side clamps corresponding brush handle skeleton brush head respectively, is located at brush handle skeleton in skeleton forming formpiston, drives with rear jig
Motivation structure drives fixture to stretch out fixture groove and fixture is made to rotate 180 ° along the vertical direction, then drives fixture to retract fixture groove
It is interior, brush handle skeleton is transferred in the encapsulated formpiston of skeleton, is so recycled, while carrying out injection molding and encapsulated work.This injection molding
Encapsulated one function carries out the injection molding of brush handle skeleton and encapsulated simultaneously, and is shifted after the completion of the injection molding of brush handle skeleton by fixture
Carried out on to skeleton encapsulation die it is encapsulated, since brush handle skeleton can be transferred to skeleton packet in a short time after just injection molding
Carry out encapsulated on sealing rubber die, brush handle skeleton still has residual temperature, carries out at this time encapsulated, and brush handle skeleton effect in conjunction with glue-line is more preferable, system
The brush handle produced should either use in feel all more in appearance.
As a preferred embodiment of the present invention, the clamp driving mechanism is rotary cylinder.
As a preferred embodiment of the present invention, the clout extracting mechanical arm includes transversal driving mechanism, zigzag tread patterns
Mechanism, upright driving mechanism and clamping device, transversal driving mechanism are mounted on the rack, longitudinal driving mechanism and laterally driven machine
The power output end of structure is sequentially connected, and the power output end of upright driving mechanism and longitudinal driving mechanism is sequentially connected, clamping machine
The transmission connection of the power output end of structure and upright driving mechanism.Injection molding machine is after completing injection molding, upright driving mechanism driving clamping
Mechanism decline, makes clamping device be located at the front of injection molding channel, clamping device presss from both sides out the clout in injection molding channel, then in cross
After being moved respectively to driving mechanism, longitudinal driving mechanism and upright driving mechanism, clout is sent to and collects position by clamping device
It sets top and unclamps clout, be collected clout.
Cylinder both can be used in above-mentioned transversal driving mechanism, longitudinal driving mechanism and upright driving mechanism, can also be used motor,
Synchronizing wheel, synchronous belt match.
As the further preferred embodiment of the utility model, the clamping device include holding frame, swing arm cylinder, swing arm and
The power output end of at least one clip, holding frame and upright driving mechanism is sequentially connected, after swing arm cylinder is mounted on holding frame
End, middle part of swing arm are rotatably mounted on holding frame and rear end and connect with the piston rod of swing arm cylinder, and clip is mounted on pendulum
On arm.After clip takes out clout, upright driving mechanism driving clamping device rises again, the swing arm cylinder in clamping device
Driving swing arm is swung up, and after clout is collected, swing arm cylinder drives swing arm can by this set to lower swing
Drop to clip can still in front of injection molding channel.
The beneficial effect of the utility model against existing technologies is: this encapsulated integrated function of injection molding is completed at the same time brush handle
The injection molding of skeleton and encapsulated, the brush handle skeleton for completing injection molding can carry out encapsulated in a short time, make brush handle skeleton in conjunction with glue-line
Effect is more preferable, and the brush handle produced should either use in feel all more in appearance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the encapsulated all-in-one machine of the utility model embodiment toothbrush；
Fig. 2 is the structural schematic diagram for being molded encapsulated solid plate in the utility model embodiment and being molded encapsulated moving template；
Fig. 3 is the structural schematic diagram of fixture in the utility model embodiment；
Fig. 4 is the structural schematic diagram of clamping device in the utility model embodiment.
Specific embodiment
The utility model is further described in the following with reference to the drawings and specific embodiments:
A kind of toothbrush as shown in Figs 1-4 is molded encapsulated all-in-one machine, including rack 1, injection moulding apparatus 2, the encapsulated cover half of injection molding
Plate 3, the encapsulated moving template 4 of injection molding, moving template driving mechanism 5 and clout extracting mechanical arm 6, injection moulding apparatus 2, moving template driving mechanism
5 and clout extracting mechanical arm 6 be separately mounted in rack 1, be molded encapsulated solid plate 3 and be mounted on 2 front end of injection moulding apparatus, injection molding packet
Glue solid plate 3 is equipped with multiple row skeleton forming former 31 and the encapsulated former 32 of skeleton arranged side by side；Be molded encapsulated moving template 4 with
The pto shaft drive of moving template driving mechanism 5 connects, be molded encapsulated moving template 4 be equipped with multiple row skeleton arranged side by side at
Type formpiston 41 and the encapsulated formpiston 42 of skeleton, skeleton forming formpiston 41 is identical as the quantity of skeleton forming former 31 and position one by one
Corresponding, the encapsulated formpiston 42 of skeleton is identical as the quantity of the encapsulated former 32 of skeleton and position corresponds；The injection molding is encapsulated dynamic
Fixture groove 43, clamp driving mechanism 44 and fixture 45 are equipped in template 4, clamp driving mechanism 44 is fixedly mounted on fixture groove
In 43, fixture 45 is connect with the pto shaft drive of clamp driving mechanism 44, and the two sides of fixture 45 are equipped with multiple and brush handle
The adaptable holder of skeleton head shapes, the holder of 45 two sides of fixture respectively with skeleton forming formpiston 41 and the encapsulated formpiston 42 of skeleton
Quantity is identical and position corresponds.
Above-mentioned injection moulding apparatus 2 is binary channels injection molding machine.
In above structure, when the encapsulated all-in-one machine of toothbrush injection molding carries out being molded encapsulated, the driving injection molding packet of moving template driving mechanism 5
Glue moving template 4 is pressed to encapsulated solid plate 3 is molded, and is closed each skeleton forming formpiston 41 and corresponding each skeleton forming former 31
Framework forming die is formed, injection moulding apparatus 2 is injected separately into the plastics of melting into each framework forming die, forms multiple brush handle bones
Frame；The driving of moving template driving mechanism 5 is molded encapsulated moving template 4 and retreats after the completion of injection molding, each skeleton forming formpiston 41 and corresponding
Each skeleton forming former 31 separates, while clout extracting mechanical arm 6 takes the clout after injection molding away, is molded encapsulated moving template 4 at this time
Each holder that upper fixture 45 is located at 41 side of skeleton forming formpiston clamps corresponding brush handle skeleton brush head respectively, makes brush handle skeleton position
In in skeleton forming formpiston 41, subsequent clamp driving mechanism 44 drives fixture 45 stretching fixture grooves 43 and makes fixture 45 along vertical
Direction rotates 180 °, then drives fixture 45 and retract in fixture groove 43, and brush handle skeleton is transferred in the encapsulated formpiston 42 of skeleton；It is dynamic
Template-driven mechanism 5 drives the encapsulated moving template 4 of injection molding to pull 3 pressings to encapsulated cover half is molded again, makes each skeleton forming formpiston 41
With corresponding each 31 closed of skeleton forming former at framework forming die, each encapsulated formpiston 42 of skeleton and corresponding each skeleton packet
32 closed of glue former is injected separately into the plastics of melting, shape into each framework forming die at skeleton encapsulation die, injection moulding apparatus 2
At multiple brush handle skeletons, while injection moulding apparatus 2 is injected separately into the glue of melting into each skeleton encapsulation die, to multiple brush handle bones
Frame carries out encapsulated；Complete injection molding and it is encapsulated after, the driving of moving template driving mechanism 5 is molded encapsulated moving template 4 and retreats, each skeleton at
Type formpiston 41 and corresponding each skeleton forming former 31 separate, each encapsulated formpiston 42 of skeleton and the encapsulated former 32 of corresponding each skeleton
Separation completes encapsulated brush handle and falls to the discharging channel for be molded encapsulated all-in-one machine, at the same clout extracting mechanical arm 6 take away injection molding with
Clout after encapsulated is molded each holder that encapsulated 4 upper fixture 45 of moving template is located at 41 side of skeleton forming formpiston at this time and presss from both sides respectively
Firmly corresponding brush handle skeleton brush head is located at brush handle skeleton in skeleton forming formpiston 41, the subsequent driving of clamp driving mechanism 44 folder
45 stretching fixture groove 43 of tool simultaneously makes fixture rotate 180 ° along the vertical direction, then drives fixture 45 and retract in fixture groove 43, will
Brush handle skeleton is transferred in the encapsulated formpiston 42 of skeleton, is so recycled, while carrying out injection molding and encapsulated work.
The clout extracting mechanical arm 6 includes transversal driving mechanism 61, longitudinal driving mechanism 62,63 and of upright driving mechanism
Clamping device 64, transversal driving mechanism 61 are mounted in rack 1, and longitudinal driving mechanism 62 and the power of transversal driving mechanism 61 are defeated
The power output end of outlet transmission connection, upright driving mechanism 63 and longitudinal driving mechanism 62 is sequentially connected, clamping device 64 with
The power output end of upright driving mechanism 63 is sequentially connected.Injection molding machine is after completing injection molding, the driving clamping of upright driving mechanism 63
Mechanism 64 declines, and clamping device 64 is made to be located at the front of injection molding channel, and clamping device 64 presss from both sides out the clout in injection molding channel, with
Afterwards after transversal driving mechanism 61, longitudinal driving mechanism 62 and upright driving mechanism 63 are moved respectively, clamping device 64 will
Clout, which is sent to, to be collected above position and unclamps clout, and clout is collected.
The clamping device 64 includes holding frame 641, swing arm cylinder 642, swing arm 643 and two clips 644, holding frame
641 are sequentially connected with the power output end of upright driving mechanism 63, and swing arm cylinder 642 is mounted on 641 rear end of holding frame, swing arm
643 middle parts are rotatably mounted on holding frame 641 and rear end is connect with the piston rod of swing arm cylinder 642, and clip 644 is installed
In swing arm 643.After clip 644 takes out clout, upright driving mechanism 63 drives clamping device 64 to rise again, clamping machine
Swing arm cylinder 642 in structure 64 drives swing arm 643 to be swung up, and after clout is collected, swing arm cylinder 642 drives swing arm
643 can make the still energy of clip 644 by this set to lower swing in the case where effectively reducing the height of whole device
Enough drop in front of injection molding channel.
The clamp driving mechanism 44 is rotary cylinder；The transversal driving mechanism 61, longitudinal driving mechanism 62 and vertical
Driving mechanism 63 is all made of motor, synchronizing wheel, synchronous belt and matches.
This encapsulated integrated function of injection molding carries out the injection molding of brush handle skeleton and encapsulated simultaneously, and is molded and completes in brush handle skeleton
Be transferred on skeleton encapsulation die by fixture 45 afterwards carry out it is encapsulated, since brush handle skeleton can be short after just injection molding
It is transferred in time on skeleton encapsulation die and carries out encapsulated, brush handle skeleton still has residual temperature, carries out encapsulated, brush handle skeleton and glue at this time
Layer combines effect more preferable, and the brush handle produced should either use in feel all more in appearance.
In addition, it should be noted that, the specific embodiments described in this specification, each section title etc. can not
Together, all equivalent or simple changes done according to structure, feature and principle described in the concept of the patent of the utility model are included in this
In the protection scope of utility model patent.Those skilled in the art of the present invention can be to described specific reality
Example is applied to do various modifications or additions or be substituted in a similar manner, structure without departing from the utility model or
Beyond the scope defined by this claim, it all should belong to the protection range of the utility model.
Claims (4)
1. a kind of toothbrush is molded encapsulated all-in-one machine, it is characterised in that: including rack, injection moulding apparatus, the encapsulated solid plate of injection molding, injection molding
Encapsulated moving template, moving template driving mechanism and clout extracting mechanical arm, injection moulding apparatus, moving template driving mechanism and clout knockout machine
Tool hand is separately mounted in rack, is molded encapsulated solid plate and is mounted on injection moulding apparatus front end, is molded encapsulated solid plate and is equipped with simultaneously
Arrange the multiple row skeleton forming former and the encapsulated former of skeleton of setting；It is molded encapsulated moving template and the power of moving template driving mechanism is defeated
Shaft transmission connection is molded encapsulated moving template and is equipped with multiple row skeleton forming formpiston and the encapsulated formpiston of skeleton arranged side by side, bone
Put up that type formpiston is identical as the quantity of skeleton forming former and position corresponds, the encapsulated formpiston of skeleton and the encapsulated former of skeleton
Quantity is identical and position corresponds；Fixture groove, clamp driving mechanism and folder are equipped in the encapsulated moving template of injection molding
Tool, clamp driving mechanism are fixedly mounted in fixture groove, the pto shaft drive connection of fixture and clamp driving mechanism, folder
The two sides of tool are equipped with multiple holders being adapted with brush handle skeleton head shapes, press from both sides ambilateral holder respectively with skeleton forming
The quantity of the encapsulated formpiston of formpiston and skeleton is identical and position corresponds.
2. a kind of toothbrush as described in claim 1 is molded encapsulated all-in-one machine, it is characterised in that: the clamp driving mechanism is rotation
Rotaring cylinder.
3. a kind of toothbrush as described in claim 1 is molded encapsulated all-in-one machine, it is characterised in that: the clout extracting mechanical arm packet
Transversal driving mechanism, longitudinal driving mechanism, upright driving mechanism and clamping device are included, transversal driving mechanism is mounted on the rack,
The transmission connection of the power output end of longitudinal driving mechanism and transversal driving mechanism, upright driving mechanism and longitudinal driving mechanism move
The power output end of the transmission connection of power output end, clamping device and upright driving mechanism is sequentially connected.
4. a kind of toothbrush as claimed in claim 3 is molded encapsulated all-in-one machine, it is characterised in that: the clamping device includes clamping
The power output end of frame, swing arm cylinder, swing arm and at least one clip, holding frame and upright driving mechanism is sequentially connected, swing arm
Cylinder is mounted on holding frame rear end, and middle part of swing arm is rotatably mounted on the piston rod of on holding frame and rear end Yu swing arm cylinder
Connection, clip are mounted in swing arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820584606.8U CN208197391U (en) | 2018-04-24 | 2018-04-24 | A kind of encapsulated all-in-one machine of toothbrush injection molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820584606.8U CN208197391U (en) | 2018-04-24 | 2018-04-24 | A kind of encapsulated all-in-one machine of toothbrush injection molding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208197391U true CN208197391U (en) | 2018-12-07 |
Family
ID=64524179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820584606.8U Active CN208197391U (en) | 2018-04-24 | 2018-04-24 | A kind of encapsulated all-in-one machine of toothbrush injection molding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208197391U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113650228A (en) * | 2021-08-10 | 2021-11-16 | 宁波均胜群英汽车系统股份有限公司 | Synchronous ejection mechanism and method for rotary core double-color mold |
| CN113977869A (en) * | 2021-10-28 | 2022-01-28 | 扬州美星口腔护理用品有限公司 | Glue injection mold of inter-tooth brush |
-
2018
- 2018-04-24 CN CN201820584606.8U patent/CN208197391U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113650228A (en) * | 2021-08-10 | 2021-11-16 | 宁波均胜群英汽车系统股份有限公司 | Synchronous ejection mechanism and method for rotary core double-color mold |
| CN113977869A (en) * | 2021-10-28 | 2022-01-28 | 扬州美星口腔护理用品有限公司 | Glue injection mold of inter-tooth brush |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102120355B (en) | Bicolor injection mould for wheels of dust collectors | |
| CN104552759B (en) | Box body automatic production method and its automatic production line | |
| CN208197391U (en) | A kind of encapsulated all-in-one machine of toothbrush injection molding | |
| CN206528054U (en) | Full-automatic bottle blowing machine | |
| CN211616597U (en) | Injection molding orthopedic clamp | |
| CN204773417U (en) | A slant qu liao manipulator for injection molding machine | |
| CN212764492U (en) | Demoulding mechanism of plastic mould for plastic accessories of electric vehicle | |
| CN211389895U (en) | Quick replacement's injection moulding instrument mould | |
| CN105880186B (en) | Plastic package die cleaning device | |
| CN103331901A (en) | Variable-pitch device of bottle blowing machine | |
| CN206703411U (en) | A kind of double-colored clip injection mold of positive and negative | |
| CN203344301U (en) | Pitch-changing device for bottle blowing machine | |
| CN208841542U (en) | Feed device is used in a kind of punching of plastic part | |
| CN208197398U (en) | A kind of clout withdrawing device of toothbrush injection molding machine | |
| CN113910548A (en) | Charging wire connector injection molding device and injection molding process thereof | |
| CN203032988U (en) | Motor-driven mesh bag circular tying machine | |
| CN201960697U (en) | Bicolor injection mould of wheels of dust collector | |
| CN207310504U (en) | A kind of head swings double-station machine | |
| CN205202037U (en) | Many materials of movable mould translation formula order injection mold | |
| CN201530119U (en) | Plastic hot forming machine | |
| CN207725681U (en) | A kind of plastic packer | |
| CN214056305U (en) | Injection molding device for toothbrush production | |
| CN215242394U (en) | Double-color injection mold for glasses legs | |
| CN218286505U (en) | Injection molding machine for producing fuse boxes | |
| CN220808173U (en) | Automatic vulcanization equipment is used in new material processing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |