CN209304655U - A kind of corrugated board cutting device - Google Patents
A kind of corrugated board cutting device Download PDFInfo
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- CN209304655U CN209304655U CN201822164762.1U CN201822164762U CN209304655U CN 209304655 U CN209304655 U CN 209304655U CN 201822164762 U CN201822164762 U CN 201822164762U CN 209304655 U CN209304655 U CN 209304655U
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- cutter groove
- sliding
- corrugated board
- groove beam
- slot
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Abstract
The utility model discloses a kind of corrugated board cutting devices, its key points of the technical solution are that: including rack and cutting wheel group, cutting wheel group includes cutting wheel, cutting wheel is equipped with circular slitting knife, it is located at below cutting wheel in rack and is equipped with cutter groove beam, cutting wheel is corresponded on cutter groove beam equipped with cutter groove, sliding slot is equipped in rack in the horizontal direction, sliding slot both ends are communicated with the detent slot perpendicular to sliding slot direction, the both ends sliding of cutter groove beam is arranged in corresponding sliding slot, along cutter groove beam length direction, sliding is equipped with sliding bar in the both ends of the surface of cutter groove beam, sliding boom end rotation is connected with perpendicular fixed link, fixed link is matched with detent slot, sliding bar is connected with the elastic component for driving sliding bar to slide towards cutter groove.
Description
Technical field
The utility model relates to a kind of cutting devices, more specifically, it relates to a kind of corrugated board cutting device.
Background technique
Corrugated board is the adherend of a multilayer, it is at least made of one layer of waveform core paper interlayer and a layer paperboard.
It has very high mechanical strength, can support and be fallen by the collision in handling process and falling.So being widely used, demand is very big, especially
It is that slitting treatment is carried out to corrugated board in order to use in packaging industry.
Notification number is that the utility model patent of CN207256349U describes a kind of corrugated board production cutter device.It should
Device guarantees that the cutter on cutting axis smoothly cut corrugated board by the mutual extrusion of cutting axis and carrying axle.It cuts simultaneously
Position-adjustable of the knife on cutting axis, increases cutting convenience.
In said structure, the cutter groove still covered section that cutter are arranged when adjusting position on cutting axis, in carrying axle
The blade of cutter plays inhibition to the position adjustment of cutter, can not realize controllability very well.This to cut
The adjustment for cutting position in the process is extremely inconvenient.
Utility model content
In view of the deficiencies of the prior art, the purpose of the utility model is to provide a kind of corrugated board cutting devices, correspond to
The cutter groove position-adjustable of carving knife setting does not influence the adjustment for cutting distance.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of corrugated board cutting
Device, including rack and cutting wheel group, the cutting wheel group includes cutting wheel, and the cutting wheel is equipped with circular slitting knife, institute
It states to be located at below cutting wheel in rack and is equipped with cutter groove beam, cutting wheel is corresponded on the cutter groove beam and is equipped with cutter groove, edge in the rack
Horizontal direction is equipped with sliding slot, and the sliding slot both ends are communicated with the detent slot perpendicular to sliding slot direction, and the both ends of the cutter groove beam are sliding
It moves and is arranged in corresponding sliding slot, sliding is equipped with sliding bar along cutter groove beam length direction in the both ends of the surface of the cutter groove beam, described
Sliding boom end rotation is connected with perpendicular fixed link, and the sliding bar is connected with for driving sliding bar sliding towards cutter groove
The elastic component of shifting.
By using above-mentioned technical proposal, the position of one of detent slot can be in same flat with the axis of carving knife
Face pulls fixed link of the script in the detent slot to the direction far from cutter groove, rotating fixing rod to being parallel to sliding slot direction,
Cutter groove beam is moved along the chute by manpower to the sliding slot other end, rotating fixing rod unclamps fixed link to detent slot is parallel to, fixed
Bar can automatically insert in detent slot under the action of elastic component elastic force, fixation of the cutter groove beam in sliding slot be completed, to complete whole
A moving process will not hinder the axial displacement of the carving knife carried out to adjust cutting size.
Preferably, the both ends of the cutter groove beam are equipped with the movement that opening is located at end face and inside diameter is greater than opening diameter
Chamber, the length direction of the mobile cavity are parallel to the axis of cutter groove beam, are equipped in the mobile cavity and to match with inside diameter
Block, the block are fixedly connected with sliding bar.
By using above-mentioned technical proposal, the shape design of mobile cavity further ensure that sliding bar without departing from cutter groove
Beam, while during fixed link is pulled out or unclamped, the position relative to detent slot is accurate, acts in elastic component elastic force
It can be smoothly embedded in when being embedded in detent slot, it is easy to use.
Preferably, being equipped with the screw rod for being parallel to cutter groove beam in the cutter groove beam, the both ends of the screw rod and cutter groove beam are solid
Fixed connection, the cutter groove have for the connector with the sliding connection of cutter groove beam, and the connector includes two pieces perpendicular to spiral shell
The clamping plate of bar, the clamping plate center are equipped with hole and pass through for screw rod, and the spiral shell connecting with screw flight is equipped between two pieces of clamping plates
Mother, the excircle of the nut are equipped with engaging tooth, and the side of the cutter groove beam is equipped with the cross-drilled hole isometric with cutter groove beam, the sliding
Be rotatably connected between clamping plate under pedestal across cross-drilled hole and with the worm screw that engages tooth engagement, being screwed on the worm screw has handle
Hand.
By using above-mentioned technical proposal, for the setting of each cutter groove for making position change of the cutter groove on cutter groove beam
Structure be all it is non-interference, by handle rotary worm, drive nut rotation-sliding on screw rod, clamping plate pushed to make knife
Slot slides along cutter groove beam, and the axial position that so convenient cutter groove correspond to carving knife changes and change the axial position of itself.
Preferably, in the rack be located at carving knife by be equipped with sharpening sheet, the sharpening sheet be two panels and respectively with point
Cutter two sides abut.
By using above-mentioned technical proposal, due to sharpening sheet directly with two side contacts of carving knife, so being revolved in carving knife
It changes a job when making, each section of carving knife can all rub with sharpening sheet and cut off, to realize automatic grinding, be effectively ensured point
The sharp keen degree of cutter, extends the service life of the cutting device.
Preferably, the middle part of the fixed link and the free end of sliding bar rotate and connect, the detent slot is about sliding slot
Horizontal median axis it is symmetrical, the detent slot is symmetrical about the vertical central axes of sliding slot.
By using above-mentioned technical proposal, detent slot and sliding slot join together to be seen as work shape, and taking turns its fixation for fluting is
The limit of both direction is fixed, so that the stability of notched beam is higher, fixation is stronger.
Preferably, the rack be equipped with guide tabletting, the guide tabletting be two and setting symmetrical above and below, it is described
Guide tabletting is passed through from cutting wheel group, and the thickness between the guide tabletting is equal to the thickness of a piece of corrugated board.
By using above-mentioned technical proposal, guide tabletting can just guide the movement routine of corrugated board since charging,
Effectively corrugated board is avoided to be involved in by any wheel group, simultaneously because the limited separation between guide tabletting, has avoided multi-disc corrugation
Cardboard, which is stacked, is cut, and cutting is ineffective, improves the cutting efficiency of the cutting device.
Preferably, the rack is equipped with loading bay, the one lateral edge corrugated board glide direction of loading bay is equipped with base
Quasi- vertical plate.
By using above-mentioned technical proposal, the convenient staff of benchmark vertical plate is when placing corrugated board and cut
Positioning can increase substantially the accuracy of cutting position.
Preferably, being located at circular slitting knife front end in the rack is equipped with precompressed roller group, it is arranged in the precompressed roller group
There is benchmark cushion rubber.
By using above-mentioned technical proposal, precompressed roller group can effectively place corrugated board to corrugated board progress precompressed and exist
Notch explosion when cutting, while the benchmark cushion rubber in precompressed roller group can be again to the mobile carry out axial direction limit of corrugated board
Position guarantees the accuracy of cutting position.
In conclusion the utility model has the following beneficial effects:
1. the cutter groove being correspondingly arranged with carving knife can be moved axially perpendicular to carving knife and be fixed, avoid hindering adjustment cutting away from
From；
2. it independently mobile on cutter groove beam can be fixed between each cutter groove, it is non-interference.
Detailed description of the invention
Fig. 1 is the equal two axis surveys views of embodiment.
Fig. 2 is the cross-sectional view of embodiment.
Fig. 3 is that embodiment gets rid of the angle of depression view after loading bay.
Fig. 4 is mounting structure view on the cutter groove beam of embodiment.
Fig. 5 is the left view of embodiment.
In figure: 1, rack；11, sliding slot；12, detent slot；2, cutting wheel；21, circular slitting knife；22, sharpening sheet；3, cutter groove
Beam；31, cutter groove；311, connector；3111, clamping plate；32, mobile cavity；321, block；322, bar is slid；323, fixed link；
324, elastic component；33, screw rod；34, nut；341, engaging tooth 35, worm screw；351, handle；36, cross-drilled hole；4, guide tabletting；5,
Loading bay；51, benchmark vertical plate；6, precompressed roller group；61, benchmark cushion rubber.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing 1-5.
With reference to Fig. 1, a kind of corrugated board cutting device, including rack 1 and cutting wheel group.Cutting wheel group includes cutting wheel 2,
Cutting wheel 2 is rotatably connected in rack 1, cutting wheel 2 is fixed in cutting wheel 2, and cutting wheel 2 is equipped with circular slitting knife 21.Circle
Shape carving knife 21 is equipped with three fixation holes of circle distribution, correspond in cutting wheel 2 fixation hole set there are three screw hole.Cutting wheel 2
Circular slitting knife 21 is fixed in cutting wheel 2 by the bolt by passing through fixation hole.
With reference to Fig. 1 or 5, in order to guarantee to cut effect, being located at below cutting wheel 2 in rack 1 has cutter groove beam 3, on cutter groove beam 3
Corresponding cutting wheel 2 is equipped with cutter groove 31, and the minimum point of cutting wheel 2 is located in cutter groove 31 when work.In order to keep cutter groove 31 separate
Cutting wheel 2, in order to the adjusting of 2 position of cutting wheel.The sliding slot 11 through 1 side wall of rack is equipped in rack 1 in the horizontal direction, it is sliding
11 both ends of slot are equipped with the detent slot 12 perpendicular to 11 length direction of sliding slot.The width of detent slot 12 is less than 11 width of sliding slot.Wherein
One detent slot 12 and the axis of cutting wheel 2 are in approximately the same plane.The both ends of cutter groove beam 3 matched with 11 shape of sliding slot so that
The cutter groove beam 3 that both ends are embedded in sliding slot 11 11 can be slid along the chute, to realize close to cutting wheel 2 and far from cutting wheel 2.
With reference to Fig. 2,3 both ends of the surface of cutter groove beam are equipped with mobile cavity 32, and sliding is connected with sliding bar 322 in mobile cavity 32, sliding
The other end rotation for moving bar 322 is connected with fixed link 323, and fixed link 323 is vertical with sliding bar 322.It is also fixed in mobile cavity 32
There is the elastic component 324 being connected with sliding bar 322, elastic component 324 selects spring, and elastic component 324 can drive sliding bar 322 towards knife
Slot 31 slides.Staff pulls fixed link 323 of the script in detent slot 12 to the direction far from cutter groove 31, and rotation is solid
Fixed pole 323 is to 11 direction of sliding slot is parallel to, and by manpower, for 11 moving tube cutter groove beams 3 to 11 other end of sliding slot, rotation is solid along the chute
Fixed pole 323 unclamps fixed link 323 to detent slot 12 is parallel to, and fixed link 323 can be automatic under the action of 324 elastic force of elastic component
Be embedded in detent slot 12, complete fixation of the cutter groove beam 3 in sliding slot 11, to complete entire moving process, will not hinder in order to
Adjustment cutting size and the axial displacement of circular slitting knife 21 carried out.
With reference to Fig. 2, mobile cavity 32 is cylinder, and the circular open which is provided with is located on the end face of cutter groove beam 3, mobile cavity
32 length direction is parallel to the axis of cutter groove beam 3, and the opening diameter of mobile cavity 32 is less than inside diameter.It is equipped in mobile cavity 32
The block 321 matched with inside diameter, sliding bar 322 are fixedly connected perpendicular to block 321 and with block 321.Slide bar 322
Diameter it is equal with opening diameter, sliding bar 322 stretched out from opening.Block 321 can be long along mobile cavity 32 in mobile cavity 32
Spend direction sliding.The diameter of fixed link 323 is equal to the width of detent slot 12, and fixed link 323 can be in detent slot 12.Block
Not in the same plane, block 321 is close to mobile cavity 32 for 321 fixed links 323 when being open close to mobile cavity 32 and detent slot 12
Fixed link 323 and detent slot 12 be in the same plane when bottom.Design can guarantee to slide bar 322 always perpendicular to knife in this way
The end face of slot beam 3, sliding bar 322 will not be dropped out out of slid chamber always.Simultaneously in the process that fixed link 323 is pulled out or unclamped
In, the position relative to detent slot 12 is accurate, it can be smoothly embedded in when 324 elastic force of elastic component acts on insertion detent slot 12,
It is easy to use.
With reference to Fig. 3 or 4, the cross sectional shape of cutter groove beam 3 is the door shape stood upside down, and is equipped in cutter groove beam 3 and is parallel to cutter groove beam 3
Screw rod 33, screw rod 33 are fixedly connected with the both ends of cutter groove beam 3.The top of cutter groove beam 3 is equipped with guide rail, is fixed with and is used under cutter groove 31
With the connector 311 of the sliding connection of cutter groove beam 3, the bottom of connector 311 is matched with guide rail, and cutter groove 31 can be allowed along cutter groove beam
The sliding of 3 length directions.Connector 311 has two pieces of clamping plates 3111 that connector 311 is also perpendicularly to perpendicular to screw rod 33, clamping plate
3111 centers are equipped with hole and pass through for screw rod 33.Nut 34 is equipped between clamping plate 3111, nut 34 is engaged with screw rod 33 and excircle
It is equipped with engaging tooth 341.The side of cutter groove beam 3 is equipped with the cross-drilled hole 36 isometric with cutter groove beam 3, and cross-drilled hole 36 runs through the side of cutter groove beam 3
Wall.The side of cutter groove beam 3, which is equipped with to be screwed on cross-drilled hole 36 and the worm screw 35 that engages with engaging tooth 341, worm screw 35, handle
Hand 351, worm screw 35 and the rotation of connector 311 connect.As long as 351 rotary worm 35 of rotating handles, to make nut 34
It rotates around screw rod 33, since nut 34 is sandwiched among two clamping plates 3111, is moved so will drive cutter groove 31 along 3 direction of cutter groove beam
It is dynamic.Design can also guarantee that another cutter groove 31 is static when a cutter groove 31 is mobile, operates more convenient in this way.As long as worm screw
35 do not rotate, and the axial position of cutter groove 31 can be fixed.
With reference to Fig. 2 or 3, in order to be always ensured that circular slitting knife 21 can agile cutting corrugated board, be located at circle in rack 1
Two panels sharpening sheet 22 is equipped with by carving knife 21.Two panels sharpening sheet 22 is located at 21 circumference different location of circular slitting knife, and two panels is whetted a knife
The cutting contact of piece 22 21 two sides of circular slitting knife.Circular slitting knife 21 carry out cutting process in, two panels sharpening sheet 22 can because
The two-sided sharpening of 21 cutting edge of circular slitting knife is realized in the rotation of circular slitting knife 21.To extend the use of the cutting device
Service life.
With reference to Fig. 5, positional stability when in order to guarantee that cutter groove beam 3 is fixed in rack 1, the middle part of fixed link 323 with
The rotation connection of bar 322 is slid, two detent slots 12 and sliding slot 11 form I-shaped, and two detent slots 12 are relative to the vertical of sliding slot 11
Central axes are symmetrical, and two detent slots 12 itself are also symmetrical relative to the horizontal median axis of sliding slot 11.Thus passing through fixed link 323
With detent slot 12 be fitted and fixed with cutter groove beam 3 during, fixed link 323 actually all limits cutter groove in vertical both direction
The displacement of beam 3, so that fixed effect is more preferably more stable.
With reference to Fig. 3, rack 1 is equipped with the guide tabletting 4 for guiding corrugated board, and guide tabletting 4 has upper and lower two panels, on
The both ends of lower two panels are fixed in rack 1 by horizontally bearing support, and batch turning tabletting is passed through from 2 groups of cutting wheel, and guide
Tabletting 4 and circular slitting knife 21 are not belonging to approximately the same plane.It can guarantee that corrugated board will not be any in cutting process in this way
Wheel group is swept away, and influences to cut effect.In order to guarantee only to cut a piece of corrugated board every time, the spacing between guide tabletting 4 is equal to one
The thickness of piece corrugated paper.Corrugated board between 2 groups of cutting wheel can be effectively ensured in this way only has a piece of, avoids cutting incomplete.
With reference to Fig. 1 or 5, in order to keep the width of cutting accurate, rack 1 is equipped with loading bay 5, the height of loading bay 5 with cut
Cut wheel 2 groups of contact point heights it is consistent, loading bay 5 be equipped with benchmark vertical plate 51.Benchmark vertical plate 51 can in order to staff into
It convenient can be positioned when placing corrugated board on material platform 5, to guarantee the accuracy of cutting position.Improve adding for the cutting device
Work efficiency rate.
It with reference to Fig. 5, is rotated for the ease of driving screw rod 33, allows the cutter groove 31 on cutter groove beam 3 according to specified requirement
One end of shift position, screw rod 33 is equipped with rocking handle.As long as rotation crank rotary screw 33, the movement engaged with screw rod 33
Part just will drive specified cutter groove 31 and be moved to certain position.The rotating forward reversion of screw rod 33 can be realized, it is right to facilitate cutter groove 31
It is adjusted in the position of circular slitting knife 21.
With reference to Fig. 2 or 3, notch bursts corrugated board in the slitting process in order to prevent, and rack 1 is equipped with precompressed roller group 6,
Precompressed roller group 6, which carries out precompressed to corrugated board before cutting, can be effectively prevented the cracking of corrugated board.Simultaneously in precompressed roller group 6
It is arranged with multiple benchmark cushion rubbers 61.Benchmark cushion rubber 61 can be limited in axial displacement of the pre-compaction process to corrugated board, be given
The accuracy of cutting position increases by one and ensures again.
Specific embodiment: needing to adjust the spacing between cutting wheel 2, when cutter groove 31 will be far from circular slitting knife 21,
The fixed link 323 in detent slot 12 will be embedded in extract to the direction far from detent slot 12, rotating fixing rod 323 to fixed link 323
Axis be parallel to the length direction of cross-drilled hole 36, cutter groove beam 3 is slid onto the other end of sliding slot 11 by manpower manual, is rotated
Fixed link 323 unclamps fixed link 323, allows fixed link 323 in elastic component 324 to another the detent slot 12 being parallel to herein
Pulling force effect under be embedded in detent slot 12, complete fixation to 3 position of cutter groove beam.It chooses and needs the changing position on cutter groove beam 3
Cutter groove 31, rotate the handle 351 of the worm screw 35 of the corresponding guide groove, drive nut 34 to rotate around screw rod 33, thus along cutter groove beam 3
Cutter groove 31 is slid.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of corrugated board cutting device, including rack (1) and cutting wheel group, it is characterised in that: the cutting wheel group includes
Cutting wheel (2), the cutting wheel (2) are equipped with circular slitting knife (21), are located at below cutting wheel (2) on the rack (1) and set
Have cutter groove beam (3), cutting wheel (2) are corresponded on the cutter groove beam (3) and are equipped with cutter groove (31), on the rack (1) in the horizontal direction
Equipped with sliding slot (11), sliding slot (11) both ends are communicated with the detent slot (12) perpendicular to sliding slot (11) direction, the cutter groove beam
(3) both ends sliding setting is in corresponding sliding slot (11), along cutter groove beam (3) length side in the both ends of the surface of the cutter groove beam (3)
It is equipped with sliding bar (322) to sliding, sliding bar (322) the end rotation is connected with perpendicular fixed link (323), described
Fixed link (323) is matched with detent slot (12), and the sliding bar (322) is connected with for driving sliding bar (322) towards knife
The elastic component (324) of slot (31) sliding.
2. a kind of corrugated board cutting device according to claim 1, it is characterised in that: the both ends of the cutter groove beam (3)
It is located at end face equipped with opening and inside diameter is greater than the mobile cavity (32) of opening diameter, the length direction of the mobile cavity (32) is flat
For row in the axis of cutter groove beam (3), the mobile cavity (32) is interior to be equipped with the block (321) matched with inside diameter, the block
(321) it is fixedly connected with sliding bar (322).
3. a kind of corrugated board cutting device according to claim 2, it is characterised in that: be equipped in the cutter groove beam (3)
It is parallel to the screw rod (33) of cutter groove beam (3), the screw rod (33) is fixedly connected with the both ends of cutter groove beam (3), the cutter groove (31)
It has for the connector (311) with cutter groove beam (3) sliding connection, the connector (311) includes two pieces perpendicular to screw rod
(33) clamping plate (3111), clamping plate (3111) center are equipped with the hole passed through for screw rod (33), two pieces of clamping plates (3111)
Between be equipped with the nut (34) that is threadedly coupled with screw rod (33), the excircle of the nut (34) is equipped with engaging tooth (341), the knife
The side of slot beam (3) is equipped with the cross-drilled hole (36) isometric with cutter groove beam (3), under the connector (311) between clamping plate (3111)
It is rotatably connected to be screwed on cross-drilled hole and the worm screw (35) that engages with engaging tooth (341), the worm screw (35) and has handle
(351).
4. a kind of corrugated board cutting device according to claim 3, it is characterised in that: be located at circle on the rack (1)
Sharpening sheet (22) are equipped with by shape carving knife (21), the sharpening sheet (22) is two panels and supports respectively with circular slitting knife (21) two sides
It connects.
5. a kind of corrugated board cutting device according to claim 1, it is characterised in that: in the fixed link (323)
Portion and the free end of sliding bar (322), which rotate, to be connected, and the detent slot (12) is symmetrical about the horizontal median axis of sliding slot (11), institute
The vertical central axes that detent slot (12) is stated about sliding slot (11) are symmetrical.
6. a kind of corrugated board cutting device according to claim 4, it is characterised in that: the rack (1) is equipped with and leads
Expect tabletting (4), the guide tabletting (4) is two and setting symmetrical above and below, and the guide tabletting (4) is worn from cutting wheel group
It crosses, the thickness between the guide tabletting (4) is equal to the thickness of a piece of corrugated board.
7. a kind of corrugated board cutting device according to claim 5 or 6, it is characterised in that: the rack (1) is equipped with
Loading bay (5), (5) the one lateral edge corrugated board glide direction of loading bay are equipped with benchmark vertical plate (51).
8. a kind of corrugated board cutting device according to claim 7, it is characterised in that: be located at circle on the rack (1)
Shape carving knife (21) front end is equipped with precompressed roller group (6), is arranged with benchmark cushion rubber (61) on the precompressed roller group (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822164762.1U CN209304655U (en) | 2018-12-22 | 2018-12-22 | A kind of corrugated board cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822164762.1U CN209304655U (en) | 2018-12-22 | 2018-12-22 | A kind of corrugated board cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209304655U true CN209304655U (en) | 2019-08-27 |
Family
ID=67678258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822164762.1U Active CN209304655U (en) | 2018-12-22 | 2018-12-22 | A kind of corrugated board cutting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN209304655U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112160153A (en) * | 2020-11-10 | 2021-01-01 | 吴灿强 | Non-woven fabric slitter |
-
2018
- 2018-12-22 CN CN201822164762.1U patent/CN209304655U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112160153A (en) * | 2020-11-10 | 2021-01-01 | 吴灿强 | Non-woven fabric slitter |
| CN112160153B (en) * | 2020-11-10 | 2021-08-31 | 佛山嘉海金成科技有限公司 | Non-woven fabric slitter |
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