CN108638537A - A kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller - Google Patents
A kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller Download PDFInfo
- Publication number
- CN108638537A CN108638537A CN201810369014.9A CN201810369014A CN108638537A CN 108638537 A CN108638537 A CN 108638537A CN 201810369014 A CN201810369014 A CN 201810369014A CN 108638537 A CN108638537 A CN 108638537A
- Authority
- CN
- China
- Prior art keywords
- guide comb
- level
- pressure roller
- side plate
- fiber prepreg
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/38—Automated lay-up, e.g. using robots, laying filaments according to predetermined patterns
- B29C70/382—Automated fiber placement [AFP]
Abstract
A kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller, the three layers of guide comb that can be adjusted and be sequentially connected including length, three layers of guide comb include level-one guide comb, two level guide comb and three-level guide comb, level-one guide comb is arranged on channel plate, the end of three-level guide comb is matched with the arc surface of pressure roller, it guides fiber prepreg silk from arc surface transition, is then delivered under pressure roller.The present invention can be adjusted by setting length and sequentially connected three layers of guide comb, and can realize can freely adjust length in a certain range, can coordinate the pressure roller of multiple diameter, and guide comb is replaced without cumbersome procedure.According to different mold operating modes, multiple kinds of molds curved surface can be adapted to the length of three layers of guide comb of rapid fine adjustment to lay, it eliminates and replaces the cumbersome of different length guide comb, overcome because guide comb is regular length, can not be adjusted flexibly to influence the spreading of fiber prepreg silk.
Description
Technical field
The present invention relates to fibers to automate lay technical field, and in particular to a kind of stretching suitable for different-diameter pressure roller
Shrinkage fibers presoak silk guide comb.
Background technology
Automatic fiber placement equipment can by the fiber prepreg silk of one fixed width according to program instruction laying mold specified table
Face in laid course, needs one by one to convey bundled fiber prepreg silk, will be fine by complicated mechanical construction and control system
Dimension preimpregnation silk is transported to by designed channel under the pressure roller of end, is finally laid to die surface and by roller compaction,
It is related to tension force, steering and the guiding of fiber prepreg silk, is clamped, resends and shears.
When fiber prepreg silk is transported out from channel, before reaching pressure roller, centre have one section without channel constraint from
By section, to adapt to the fiber placement of die surface, it will usually design a band convex structure form here and simply be oriented to
Comb, the end for automatic fiber placement equipment are oriented to for fiber prepreg silk.Due to the difference of operating mode and different molds, it is often necessary to
The pressure roller for changing different-diameter smoothly completes lay, it is also desirable to replace different guide combs, replacement process is more numerous for cooperation pressure roller
It is miscellaneous.In addition, it is regular length to be generally directed toward comb, it can not be adjusted flexibly, convenient can not adjust, exert oneself when encountering complex working condition
Use is forced, the regularity laid, precision can be influenced to a certain extent, it is pre- to be especially susceptible to fiber in the marginal position of mold
The case where soaking silk bifurcated, stacking.
Invention content
To overcome the problems of the prior art, the purpose of the present invention is to propose to it is a kind of suitable for different-diameter pressure roller can
Contractile fibre presoaks silk guide comb, using it is nestable can Vertical slippage structure type, realize that guide comb in a certain range can be with
Length is freely adjusted, to adapt to the pressure roller of different-diameter, which plays important guiding in automation piddler equipment end
Effect is conducive to coordinate smoothly completing for automatic fiber placement.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller, including length can be adjusted and successively
Three layers of connected guide comb, three layers of guide comb include level-one guide comb, two level guide comb and three-level guide comb, and level-one guide comb is set
Set on channel plate, the end of three-level guide comb is matched with the arc surface of pressure roller, guiding fiber prepreg silk from arc surface transition,
It is then delivered under pressure roller.
The present invention, which further improves, to be, level-one guide comb includes flat region and first passage area, first passage area and
Flat region is connected, and the width of flat region is more than the width in first passage area, and the both sides in first passage area are provided with the first side
Plate is provided with the first otic placode on first side plate of flat region one end.
The present invention, which further improves, to be, the both ends of flat region offer through-hole, pass through the through-hole on flat region
Fixing bolt level-one guide comb is fixed on channel plate.
The present invention, which further improves, to be, two level guide comb includes second channel area, and second channel area both sides are provided with
Second side plate is provided with the second otic placode close to one end of the second side plate of level-one guide comb.
The present invention, which further improves, to be, the width in second channel area is more than the width in first passage area, first passage
Area is sleeved in second channel area, and can be moved along second channel area；And the second side plate of second channel area both sides and
First side plate of one channel region both sides is in contact.
The present invention, which further improves, to be, level-one cylinder boss, the insertion of level-one cylinder boss are provided on the first side plate
In two level guide groove on second side plate, and it can be moved along two level guide groove.
The present invention, which further improves, to be, three-level guide comb includes third channel area, the both sides setting in third channel area
There is third side plate, third otic placode is provided on one end third side plate of two level guide comb, the third far from two level guide comb
The end set of channel region has and the matched arc surface of pressure roller.
The present invention, which further improves, to be, the width in third channel area is more than the width in second channel area, third side plate
It is in contact with the second side plate, and three-level guide comb can be moved along two level guide comb.
The present invention, which further improves, to be, is offered through-hole on the first otic placode, the second otic placode and third otic placode, is led to
Adjustment screw is provided in hole, and there are fastening double nut in the both sides of each otic placode.
The present invention, which further improves, to be, two level cylinder boss, the insertion of two level cylinder boss are provided on the second side plate
In three-level guide groove on third side plate, and it can be moved along three-level guide groove；First side plate, the second side plate and third side plate
Top surface is in same level.
Compared with prior art, beneficial effects of the present invention have：
The present invention can be adjusted by setting length and sequentially connected three layers of guide comb, can realize in a certain range
Length can be freely adjusted, the pressure roller of multiple diameter can be coordinated, guide comb is replaced without cumbersome procedure.According to different molds
Operating mode can adapt to multiple kinds of molds curved surface with the length of three layers of guide comb of rapid fine adjustment and lay, eliminate and replace different length guiding
That combs is cumbersome, overcomes because guide comb is regular length, can not be adjusted flexibly to influence the spreading of fiber prepreg silk；Three
The end of grade guide comb is matched with the arc surface of pressure roller, and guiding fiber prepreg silk is then delivered to pressure roller from arc surface transition
It is beneath, it can adapt to the pressure roller of different-diameter.
Further, by adjusting screw rod and it is arranged in the present invention and has fastening double nut in the both sides of each otic placode, it is real
Now to the adjustment of three-level guide comb length, the form being nested using channel, three layers of guide comb can be free to slide, is used in combination fastening double
Nut is fixed in required position, with the die surface for coordinating the pressure roller of different-diameter different with operating mode is adapted to position.
Further, the end of three-level guide comb is arc surface, can be matched with pressure roller, overcome automatic fiber placement equipment
End is oriented to problem, can improve the spreading on automatic fiber placement boundary, further enhance the flexibility of automatic fiber placement equipment.
Description of the drawings
Fig. 1 is the telescopic fiber prepreg silk guide comb schematic three dimensional views of the present invention；
Fig. 2 is actual use of the present invention, with schematic diagram of the channel plate after installation is complete；
Fig. 3 is the present invention and pressure roller relative position schematic diagram；
Fig. 4 is level-one guide comb schematic three dimensional views；
Fig. 5 is two level guide comb schematic three dimensional views.
Fig. 6 is three-level guide comb schematic three dimensional views.
In figure：1 is level-one guide comb, and 2 be two level guide comb, and 3 be three-level guide comb, and 4 be adjustment screw, and 5 be that fastening is double
Nut, 6 be fixing bolt, and 7 be channel plate, and 8 be pressure roller, and 9 be flat region, and 10 be first passage area, and 11 be the first otic placode, and 12 are
Second channel area, 13 be the second otic placode, and 14 be third channel area, and 15 be third otic placode, and 16 be arc surface, and 17 be the first side plate,
18 be the second side plate, and 19 be third side plate, and 20 be level-one cylinder boss, and 21 be two level cylinder boss, and 22 be two level guide groove, 23
It is three-level guide groove.
Specific implementation mode
The present invention will be further described below in conjunction with the accompanying drawings.
Referring to Fig. 1, telescopic fiber prepreg silk guide comb of the invention includes three layers of guide comb that length can be adjusted,
Three layers of guide comb include the level-one guide comb 1 being connected together, it is intermediate be two level guide comb 2 and three-level guide comb 3, level-one is oriented to
Comb 1, two level guide comb 2 and three-level guide comb 3 are nested successively.
Specifically, referring to Fig. 1, Fig. 2 and Fig. 4, level-one guide comb 1 includes flat region 9 and first passage area 10, first passage
Area 10 is connected with flat region 9, and the width of flat region 9 is more than the width in first passage area 10, and the both ends of flat region 9 offer
The both sides of through-hole, first passage area 10 are provided with the first side plate 17, are respectively provided on two the first side plates 17 there are one level-one cylinder
Boss 20 is provided with the first otic placode 11 on first side plate 17 of 9 one end of flat region, through-hole is offered on the first otic placode 11,
By the fixing bolt 6 of the through-hole on flat region 9, level-one guide comb is fixed on channel plate 7.First side plate 17 and
One channel region 10 constitutes upper channel.
Referring to Fig. 1 and Fig. 5, it includes second channel area that two level guide comb 2, which is used as middle transition guide comb, two level guide comb 2,
12,12 both sides of second channel area are provided with the second side plate 18, are respectively provided on two the second side plates 18 there are one two level cylinder boss
21, two level guide groove 22 is offered on two the second side plates 18, close to one end setting of the second side plate 18 of level-one guide comb
There is the second otic placode 13, through-hole is offered on the second otic placode 13.The width in second channel area 12 is more than the width in first passage area 10,
First passage area 10 is sleeved in second channel area 12, and can be moved along second channel area 12,12 both sides of second channel area
Second side plate 18 is in contact with the first side plate 17 of 10 both sides of first passage area, and the level-one cylinder boss 20 on the first side plate 17 can
To be embedded in the two level guide groove 22 of homonymy, and can the sliding in two level guide groove 22.Second side plate 18 and second channel area 12
Constitute central passage.
Referring to Fig. 1, Fig. 3 and Fig. 6, three-level guide comb 3 is used as the lowermost guide comb, three-level guide comb 3 logical including third
Road area 14, the both sides in third channel area 14 are provided with third side plate 19, and two third side plates 19 respectively open up that there are one three-levels to be oriented to
Slot 23 is provided with third otic placode 15 on one end third side plate 19 of two level guide comb 3, and two level cylinder boss 22 can be embedded in
In the three-level guide groove 23 of homonymy, and it can be slided in three-level guide groove 23, the third channel area 14 far from two level guide comb
End set has arc surface 16.Arc surface 16 is matched with the arc surface of pressure roller 8, and guiding fiber prepreg silk is right from arc surface transition
After be transported under pressure roller 8.The width in third channel area 14 is more than the width in second channel area 12, third side plate 19 and the second side
Plate 18 is in contact, and three-level guide comb 3 can be moved along two level guide comb 2.Third side plate 19 is constituted with third channel area 14
Lower passage.
Through-hole is offered on first otic placode 11, the second otic placode 13 and third otic placode 15, is located at the through-hole of the same side
Center is located on the same line, and adjustment screw 4 is provided in through-hole.
The top surface of first side plate 17, the second side plate 18 and third side plate 19 is in same level.Three layers of guide comb
Otic placode is all provided with through-hole, and for across adjustment screw 4, when installation needs that double nut 5 will be fastened and be placed in advance the otic placode of both sides
Front and back place, by rotating adjustment screw 4 so that in each fastening 5 precession adjustment screw 4 of double nut.
The material of level-one guide comb 1, two level guide comb 2 and three-level guide comb 3 can be used stainless steel, red copper etc. wilful preferably
Material, thickness is between 0.2-0.5mm.Referring to Fig. 1, the fastening double nut 5 of every layer of guide comb both sides should be moved in adjustment
Same distance ensures that the end of three-level guide comb 3 is parallel with the axis of pressure roller 8, should be by each ear after being adjusted to suitable position
Fastening position precession of the double nut 5 to otic placode of plate ensures from two side compression of otic placode guide combs at different levels.
Guide comb in the present invention includes three-level, and the multistage that could be provided as two-stage or two-stage or more is needed according to length
Guide comb form.Screw rod in the present invention can also use other adjustment distances and fixed form with fastening double nut form,
Such as the forms such as rack-and-pinion, turbine and worm.The mode of adjustment distance in the present invention is manual, motor can also be used to drive
Etc. forms.
In automatic fiber placement equipment, the preimpregnation silk of one fixed width can down be conveyed along channel, be sent into pressure roller under it
Before have one section lack constraint free segment, need a guide comb for constrain presoak silk trend, conventional guide comb is fixed
Length, it is matched with the size of pressure roller and installation site.This novel guide comb can adjust guiding in a certain range
The length of comb is matched with the pressure roller of different-diameter, can also suitably adjust guide comb length according to operating mode, adapts to the mould laid
Have surface, smoothly completes lay.The present invention substantially increases the flexibility of guide comb, contributes to the raising for laying precision, removes from
Replace the cumbersome of different length guide comb.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (10)
1. a kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller, which is characterized in that can including length
The three layers of guide comb for adjusting and being sequentially connected, three layers of guide comb include that level-one guide comb (1), two level guide comb (2) and three-level are led
To comb (3), level-one guide comb is arranged on channel plate (7), and the end of three-level guide comb (3) matches with the arc surface of pressure roller (8)
It closes, guiding fiber prepreg silk is then delivered to from arc surface transition under pressure roller (8).
2. a kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller according to claim 1, special
Sign is that level-one guide comb (1) includes flat region (9) and first passage area (10), first passage area (10) and flat region (9) phase
Even, and the width of flat region (9) is more than the width of first passage area (10), and the both sides of first passage area (10) are provided with first
Side plate (17) is provided with the first otic placode (11) on first side plate (17) of flat region (9) one end.
3. a kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller according to claim 2, special
Sign is that the both ends of flat region (9) offer through-hole, by passing through the fixing bolt (6) of the through-hole on flat region (9) by level-one
Guide comb is fixed on channel plate (7).
4. a kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller according to claim 2, special
Sign is that two level guide comb (2) includes second channel area (12), and second channel area (12) both sides are provided with the second side plate (18),
One end of the second side plate (18) of level-one guide comb is provided with the second otic placode (13).
5. a kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller according to claim 4, special
Sign is that the width of second channel area (12) is more than the width of first passage area (10), and first passage area (10) are sleeved on second
In channel region (12), and can be mobile along second channel area (12)；And second side plate (18) of second channel area (12) both sides
It is in contact with first side plate (17) of first passage area (10) both sides.
6. a kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller according to claim 4, special
Sign is, level-one cylinder boss (20), embedded second side plate (18) of level-one cylinder boss (20) are provided on the first side plate (17)
On two level guide groove (22) in, and can be mobile along two level guide groove (22).
7. a kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller according to claim 4, special
Sign is that three-level guide comb (3) includes third channel area (14), and the both sides of third channel area (14) are provided with third side plate
(19), it is provided with third otic placode (15) on one end third side plate (19) of two level guide comb (3), far from two level guide comb
The end set in third channel area (14) has and pressure roller (8) matched arc surface (16).
8. a kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller according to claim 7, special
Sign is that the width of third channel area (14) is more than the width of second channel area (12), third side plate (19) and the second side plate
(18) it is in contact, and three-level guide comb (3) can be mobile along two level guide comb (2).
9. a kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller according to claim 7, special
Sign is, offers through-hole on the first otic placode (11), the second otic placode (13) and third otic placode (15), tune is provided in through-hole
Whole screw rod (4), and there are fastening double nut (5) in the both sides of each otic placode.
10. a kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller according to claim 7, special
Sign is, two level cylinder boss (21), the embedded third side plate (19) of two level cylinder boss (21) are provided on the second side plate (18)
On three-level guide groove (23) in, and can be mobile along three-level guide groove (23)；First side plate (17), the second side plate (18) and
Third side plate (19) top surface is in same level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810369014.9A CN108638537B (en) | 2018-04-23 | 2018-04-23 | Scalable fibre preimpregnation silk direction comb suitable for different diameter compression rollers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810369014.9A CN108638537B (en) | 2018-04-23 | 2018-04-23 | Scalable fibre preimpregnation silk direction comb suitable for different diameter compression rollers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108638537A true CN108638537A (en) | 2018-10-12 |
| CN108638537B CN108638537B (en) | 2020-05-22 |
Family
ID=63747388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810369014.9A Active CN108638537B (en) | 2018-04-23 | 2018-04-23 | Scalable fibre preimpregnation silk direction comb suitable for different diameter compression rollers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108638537B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10337787A (en) * | 1997-06-10 | 1998-12-22 | Hitachi Zosen Corp | Molding machine for fiber-reinforced resin tube |
| CN102453984A (en) * | 2010-10-29 | 2012-05-16 | 吴江市中仕服饰有限公司 | Yarn winding device of elasticizer |
| CN102837187A (en) * | 2011-06-23 | 2012-12-26 | 常州市武进华瑞电子有限公司 | Guide rail |
| CN103009614A (en) * | 2012-12-13 | 2013-04-03 | 天津工业大学 | Four-shaft linkage heterotype fiber twister |
| CN205075369U (en) * | 2015-11-11 | 2016-03-09 | 成都鲁晨新材料科技有限公司 | Double -deck accurate exhibition yarn device |
| CN106041542A (en) * | 2016-06-27 | 2016-10-26 | 滁州欧博特电子制造有限公司 | Telescopic guide rail with adjustable length |
| KR20170056803A (en) * | 2015-11-14 | 2017-05-24 | 공석태 | frp |
| CN107782212A (en) * | 2016-08-31 | 2018-03-09 | 四川斯瑞特机电设备有限公司 | A kind of telescopic key task manager |
| CN107901568A (en) * | 2017-12-29 | 2018-04-13 | 威海宝威新材料科技有限公司 | A kind of carbon fibre initial rinse fabric preparation facilities |
-
2018
- 2018-04-23 CN CN201810369014.9A patent/CN108638537B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10337787A (en) * | 1997-06-10 | 1998-12-22 | Hitachi Zosen Corp | Molding machine for fiber-reinforced resin tube |
| CN102453984A (en) * | 2010-10-29 | 2012-05-16 | 吴江市中仕服饰有限公司 | Yarn winding device of elasticizer |
| CN102837187A (en) * | 2011-06-23 | 2012-12-26 | 常州市武进华瑞电子有限公司 | Guide rail |
| CN103009614A (en) * | 2012-12-13 | 2013-04-03 | 天津工业大学 | Four-shaft linkage heterotype fiber twister |
| CN205075369U (en) * | 2015-11-11 | 2016-03-09 | 成都鲁晨新材料科技有限公司 | Double -deck accurate exhibition yarn device |
| KR20170056803A (en) * | 2015-11-14 | 2017-05-24 | 공석태 | frp |
| CN106041542A (en) * | 2016-06-27 | 2016-10-26 | 滁州欧博特电子制造有限公司 | Telescopic guide rail with adjustable length |
| CN107782212A (en) * | 2016-08-31 | 2018-03-09 | 四川斯瑞特机电设备有限公司 | A kind of telescopic key task manager |
| CN107901568A (en) * | 2017-12-29 | 2018-04-13 | 威海宝威新材料科技有限公司 | A kind of carbon fibre initial rinse fabric preparation facilities |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108638537B (en) | 2020-05-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102933379B (en) | Fiber composite profile component and the method and apparatus for manufacturing continuously | |
| CN102225624B (en) | Forming process of composite board of continuous fiber base cloth and thermoplastic resin | |
| CN102582096A (en) | Arc continuous fiber composite material plate and preparation process and device thereof | |
| CN103737945A (en) | Curved surface adaptive flexible laying roller device with constant laying pressure | |
| CN209438910U (en) | A kind of optical fiber ribbon processing unit (plant) | |
| CN104174713B (en) | The 3rd online apparatus for shaping of rail and the twin-tub production method of cooperation the 3rd guide rail thereof | |
| CN110843225A (en) | Low-density honeycomb plate sandwich manufacturing, stretching and forming equipment and forming method | |
| CN108638537A (en) | A kind of scalable fiber prepreg silk guide comb suitable for different-diameter pressure roller | |
| CN114466739A (en) | Extrusion device for curved profiles | |
| CN105751445A (en) | Double-inclination core pulling mechanism | |
| CN103861969A (en) | Production line of hollow profile | |
| CN205148944U (en) | Automatic yarn mechanism of spreading of glass fiber pultrusion grid continuous production line | |
| CN104552989B (en) | Microwave heating fast pultrusion prepares glass fiber compound material Z Pin device and method | |
| CN105346098A (en) | Automatic yarn laying mechanism of glass fiber pultrusion grid continuous production line | |
| CN104097275A (en) | Continuous fiber yarn spreading apparatus for production of prepreg and application method thereof | |
| CN206735492U (en) | winder | |
| CN108819102A (en) | It is a kind of based on stopping loss the air conditioner housing injection mold for capableing of flexible operating | |
| CN209533713U (en) | A kind of forest cultivation plate process units | |
| CN104870168A (en) | Clip/transport unit | |
| CN207839262U (en) | Automobile glass guide slot squeezes out spraying all-in-one machine | |
| CN109501319B (en) | Fiber impregnation device and method | |
| CN104963010A (en) | Double-faced oiling device for para-aramid fibers | |
| CN102350770A (en) | Right-angle injection device | |
| CN209599039U (en) | A kind of ultra-violet curing fixture | |
| CN206170672U (en) | Glass steel pultrusion fixed length cutting machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |