CN220200840U - Winding device for warp knitting cloth processing - Google Patents
Winding device for warp knitting cloth processing Download PDFInfo
- Publication number
- CN220200840U CN220200840U CN202321458196.XU CN202321458196U CN220200840U CN 220200840 U CN220200840 U CN 220200840U CN 202321458196 U CN202321458196 U CN 202321458196U CN 220200840 U CN220200840 U CN 220200840U
- Authority
- CN
- China
- Prior art keywords
- rectangular
- fixedly connected
- supporting pile
- grooves
- winding drum
- 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
- 238000004804 winding Methods 0.000 title claims abstract description 57
- 239000004744 fabric Substances 0.000 title claims abstract description 41
- 238000009940 knitting Methods 0.000 title claims abstract description 21
- 230000000670 limiting effect Effects 0.000 claims abstract description 21
- 238000005096 rolling process Methods 0.000 claims description 11
- 239000011324 bead Substances 0.000 claims description 10
- 230000037303 wrinkles Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Abstract
The utility model discloses a winding device for warp knitting cloth processing, which comprises a base and a winding drum, wherein two winding drum shafts are arranged on the winding drum, a first supporting pile is arranged at the upper end of the left side of the base, a screw rod shifting assembly is arranged at the upper end of the base close to the right front side, an L-shaped supporting plate is fixedly connected to the upper end of the moving end of the screw rod shifting assembly, and a second supporting pile is fixedly connected to the upper end of the horizontal section of the L-shaped supporting plate. According to the utility model, the cylindrical rotating block is inserted into the circular slot, so that the rectangular bulge is inserted into the rectangular clamping groove, the arc clamping block is driven by the first spring to be inserted into the arc clamping groove, the cylinder shaft is fixed on the cylindrical rotating block, the winding drum is effectively positioned and clamped, the structure is simple, the positioning stability is good, the limiting roller is driven to be in abutting contact with the winding drum by the hydraulic cylinder matched with the telescopic rod, the L-shaped block is matched with the second spring to adjust the contact stress of the limiting roller and the winding drum, the cloth on the winding drum is effectively limited, and the generation of wrinkles during winding is avoided.
Description
Technical Field
The utility model relates to the technical field of warp knitting cloth processing, in particular to a winding device for warp knitting cloth processing.
Background
Warp knitting is a textile technology in the knitting field, and uses one or several groups of yarn arranged in parallel, and the warp knitting is fed into all working needles of a machine, and simultaneously looped to form the knitted fabric, and the warp knitting fabric has the characteristics of extensibility, softness and the like.
In the prior art, as in patent number CN214692432U, a winding device for cloth processing is disclosed, which is matched with a threaded rod, a rocker, a moving plate, a limit groove, a rotating seat, a sliding block and a limit pin, so that the purpose of positioning and fixing a winding drum is achieved, the winding drum is convenient to detach and replace after the cloth is wound, the working efficiency is improved, and the technical scheme of the patent has the following defects that 1, the positioning structure of the winding drum is complex, and the stability is poor; 2. lack cloth limit structure, produce the fold in the rolling in-process easily.
Disclosure of Invention
The utility model provides a winding device for warp knitting cloth processing, which is used for solving the technical problems in the background technology.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a coiling mechanism is used in warp knitting cloth processing, includes base and reel, be equipped with two spool on the reel, the left side upper end of base is equipped with first supporting pile, the upper end that the base is close to the right front side is equipped with lead screw shifting unit, the upper end fixedly connected with L type backup pad of lead screw shifting unit removal end, the horizontal segment upper end fixedly connected with second supporting pile of L type backup pad, the second supporting pile is just to first supporting pile setting, fixed mounting has the motor on the left side wall of first supporting pile, the drive shaft horizontal rotation of motor runs through first supporting pile setting, all rotate on the relative lateral wall of drive shaft and second supporting pile of motor and be connected with the cylindricality dwang, two spool respectively with two cylindricality dwang swing joint, the upper end of first supporting pile is equipped with cloth stop gear.
Preferably, two circular slots are formed in the side wall, far away from the winding drum, of the drum shaft, rectangular protrusions are formed in the inner wall, opposite to the winding drum, of the circular slots, two arc-shaped clamping grooves are formed in the annular inner wall, far away from the rectangular protrusions, of the circular slots, the arc-shaped clamping grooves are symmetrically distributed, and the rectangular protrusions and the arc-shaped clamping grooves are movably clamped with the cylindrical rotating block.
Preferably, two rectangular clamping grooves are formed in opposite side walls of the cylindrical rotating block, two circular through grooves which are arranged in an inner-outer communication mode are formed in annular side walls, close to the rectangular clamping grooves, of the cylindrical rotating block, a first spring is arranged in each circular through groove, arc clamping blocks are fixedly connected to the upper end and the lower end of each first spring, two cylinder shafts are respectively inserted into the two circular slots, two rectangular protrusions are respectively inserted into the two rectangular clamping grooves, and two arc clamping blocks are respectively inserted into the two arc clamping grooves.
Preferably, two limit grooves which are symmetrically distributed are formed in the annular inner wall of the circular through groove, two limit protrusions which are symmetrically distributed are arranged on the annular side wall, close to the first spring, of the arc-shaped clamping block, two limit protrusions on the same side are respectively inserted into the two limit grooves, and the limit protrusions and the arc-shaped clamping block are integrally formed.
Preferably, the cloth stop gear is including the pneumatic cylinder of respectively fixed mounting in first support stake upper end and fixed connection in the telescopic link that the base is close to right side upper end, the upper end fixedly connected with bar connecting block of pneumatic cylinder piston rod, the upper end of telescopic link and the lower extreme fixed connection that the bar connecting block is close to right side, the one end that the bar connecting block is close to left and right sides all is equipped with the rectangle through groove, two the rectangle is led to the inslot and is all vertically to run through and be equipped with L type piece, two the equal fixedly connected with second spring of horizontal segment lower extreme of L type piece, two the lower extreme of second spring all with the upper end fixed connection of bar connecting block, two all rotate on the relative lateral wall of the vertical section of L type piece and be connected with the spacing roller, the spacing roller is located directly over the reel.
Preferably, rolling sliding beads are embedded in the inner walls of the left side and the right side of the rectangular through groove, and the two rolling sliding beads are respectively in sliding contact with the side walls of the left end and the right end of the vertical section of the L-shaped block.
Compared with the prior art, the utility model has the beneficial effects that:
1. through inserting the cylindricality rotating block in locating circular slot for the rectangle arch is inserted and is located in the rectangle draw-in groove, and is inserted by first spring drive arc fixture block and locate in the arc draw-in groove, fixes the spool on the cylindricality rotating block, effectively fixes a position the joint to the reel, simple structure and positioning stability are good.
2. The limiting roller is driven to contact with the winding drum in a propping mode through the hydraulic cylinder matched with the telescopic rod, so that the L-shaped block is matched with the second spring to adjust the contact stress of the limiting roller and the winding drum, cloth on the winding drum is effectively limited, and wrinkles are avoided during winding.
Drawings
FIG. 1 is a schematic perspective view of a winding device for warp knitting cloth processing;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural view of a drum shaft of a winding device for warp knitting cloth processing;
FIG. 4 is a schematic structural view of a cylindrical rotating block of a winding device for warp knitting cloth processing;
fig. 5 is a partial enlarged view at B in fig. 1.
In the figure: 1 base, 2 reels, 3 spool axle, 4 first support stake, 5 lead screw shift unit, 6L formula backup pad, 7 second support stake, 8 motors, 9 cylindricality rotating block, 10 circular slot, 11 rectangle arch, 12 arc draw-in groove, 13 rectangle draw-in groove, 14 circular logical groove, 15 first spring, 16 arc fixture block, 17 spacing groove, 18 spacing arch, 19 pneumatic cylinder, 20 telescopic link, 21 bar connecting block, 22 rectangle logical groove, 23L formula piece, 24 second spring, 25 spacing roller, 26 roll sliding bead.
Detailed Description
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-5, a winding device for warp knitting cloth processing comprises a base 1 and a winding drum 2, wherein two drum shafts 3 are arranged on the winding drum 2, a first supporting pile 4 is arranged at the upper end of the left side of the base 1, a screw rod shifting assembly 5 is arranged at the upper end of the base 1 close to the right front side, the screw rod shifting assembly 5 is matched with an L-shaped supporting plate 6 to drive a second supporting pile 7 to horizontally move, the relative distance between the first supporting pile 4 and the second supporting pile 7 is regulated, the upper end of the moving end of the screw rod shifting assembly 5 is fixedly connected with the L-shaped supporting plate 6, the L-shaped supporting plate 6 enables the second supporting pile 7 to be positioned on the same horizontal plane with the first supporting pile 4, meanwhile, a required installation position is provided for a telescopic rod 20, the upper end of the horizontal section of the L-shaped supporting plate 6 is fixedly connected with the second supporting pile 7, the second supporting pile 7 is opposite to the first supporting pile 4, a motor 8 is fixedly arranged on the left side wall of the first supporting pile 4, the motor 8 is matched with two cylindrical rotating blocks 9 and the drum shafts 3 which are fixedly connected with the fixed, and the drum shafts 3 which drive the winding drum 2 to rotate, and the driving shafts 8 are connected with the driving shafts 7 which are oppositely arranged on the driving shafts 9.
The two cylinder shafts 3 are movably clamped with the two cylindrical rotating blocks 9 respectively, circular slots 10 are respectively arranged on the side walls of the two cylinder shafts 3 far away from the winding drum 2, rectangular protrusions 11 are respectively arranged on the inner walls of the two circular slots 10 facing the winding drum 2, two arc clamping grooves 12 are respectively arranged on the annular inner walls of the circular slots 10 far away from the rectangular protrusions 11, the two arc clamping grooves 12 are symmetrically distributed, the rectangular protrusions 11 and the arc clamping grooves 12 are movably clamped with the cylindrical rotating blocks 9, rectangular clamping grooves 13 are respectively arranged on the opposite side walls of the two cylindrical rotating blocks 9, circular through grooves 14 which are communicated with each other are respectively arranged on the annular side walls of the two cylindrical rotating blocks 9 close to the rectangular clamping grooves 13, a first spring 15 is arranged in the circular through grooves 14, arc clamping blocks 16 are respectively and fixedly connected with the upper ends and the lower ends of the first spring 15, the two cylinder shafts 3 are respectively inserted into the two circular slots 10, the two rectangular protrusions 11 are respectively inserted into the two rectangular clamping grooves 13, when the cylindrical rotating block 9 is inserted into the circular slot 10 on the cylinder shaft 3, the rectangular bulge 11 is inserted into the rectangular clamping groove 13 on the cylindrical rotating block 9, the first spring 15 drives the two arc clamping blocks 16 to be respectively inserted into the two arc clamping grooves 12, the cylindrical rotating block 9 is effectively clamped and fixed in the circular slot 10 of the cylinder shaft 3, the elastic property of the first spring 15 enables the arc clamping blocks 16 to be inserted into the arc clamping grooves 12, the two arc clamping blocks 16 are respectively inserted into the two arc clamping grooves 12, two limit grooves 17 which are symmetrically distributed are arranged on the annular inner wall of the circular through groove 14, two limit protrusions 18 which are symmetrically distributed are respectively arranged on the annular side wall, close to the first spring 15, of the two arc clamping blocks 16 are respectively inserted into the two limit grooves 17 on the same side, the limit protrusions 18 and the arc clamping blocks 16 are integrally formed, when the limiting protrusion 18 moves in the limiting groove 17, the arc-shaped clamping block 16 is convenient to move in the circular through groove 14, and the moving range of the arc-shaped clamping block 16 is limited.
The upper end of the first supporting pile 4 is provided with a cloth limiting mechanism, the cloth limiting mechanism comprises a hydraulic cylinder 19 fixedly arranged at the upper end of the first supporting pile 4 and a telescopic rod 20 fixedly connected to the upper end of the base 1 close to the right side, the hydraulic cylinder 19 is matched with the telescopic rod 20 to drive a limiting roller 25 below the strip-shaped connecting block 21 to be in contact with winding cloth on the winding drum 2 in a propping manner, the telescopic rod 20 can provide limiting support for lifting of the strip-shaped connecting block 21 and the limiting roller 25, the upper end of a piston rod of the hydraulic cylinder 19 is fixedly connected with the strip-shaped connecting block 21, the upper end of the telescopic rod 20 is fixedly connected with the lower end of the strip-shaped connecting block 21 close to the right side, rectangular through grooves 22 are respectively arranged at one ends of the strip-shaped connecting block 21 close to the left side and the right side, L-shaped blocks 23 are respectively vertically inserted in the two rectangular through grooves 22, the lower ends of the horizontal sections of the two L-shaped blocks 23 are fixedly connected with a second spring 24, the lower ends of the two second springs 24 are fixedly connected with the upper ends of the strip-shaped connecting blocks 21, the limiting rollers 25 are rotationally connected to the opposite side walls of the vertical sections of the two L-shaped blocks 23, the limiting rollers 25 are positioned right above the winding drum 2, when the cloth on the winding drum 2 is wound and thickened, the winding cloth enables the limiting rollers 25 to drive the two L-shaped blocks 23 to stretch the second springs 24 under the limiting action of the rolling sliding beads 26 in the rectangular through grooves 22, so that the limiting rollers 25 always contact with the winding cloth, effectively limit the cloth on the winding drum 2, avoid folds during winding, the rolling sliding beads 26 are embedded in the inner walls of the left side and the right side of the rectangular through grooves 22, the two rolling sliding beads 26 respectively contact with the side walls of the left end and the right end of the vertical sections of the L-shaped blocks 23 in a sliding manner, the rolling sliding beads 26 can limit the movement of the L-shaped blocks 23 in the rectangular through grooves 22, so that the L-shaped block 23 can be stably vertically lifted.
When the utility model is used, the cylinder shaft 3 at one end of the cylinder 2 is manually abutted with the cylindrical rotating block 9 on the first supporting pile 4, so that the cylindrical rotating block 9 is inserted into the circular slot 10 on the cylinder shaft 3, at the moment, the two arc clamping blocks 16 are abutted against the annular inner wall of the circular slot 10, the arc clamping blocks 16 compress the first spring 15 in the circular through slot 14 under the limit action of the limit slot 17 and the limit bulge 18, the cylinder 2 is rotated to enable the two arc clamping blocks 16 to be respectively abutted with the two arc clamping slots 12 until the rectangular bulge 11 in the circular slot 10 is inserted into the rectangular clamping slot 13 on the cylindrical rotating block 9, at the moment, the compressed first spring 15 elastically resets to drive the two arc clamping blocks 16 to be respectively inserted into the two arc clamping slots 12, so that the cylindrical rotating block 9 is effectively clamped and fixed in the circular slot 10 of the cylinder shaft 3, the starting screw rod shifting component 5 drives the second supporting pile 7 to move to one side of the second supporting pile 7 until the cylindrical rotating block 9 on the second supporting pile 7 is in butt joint and fixation with the cylinder shaft 3 at the other end of the winding drum 2, so that the winding drum 2 is effectively positioned and fixed, the structure is simple, the positioning stability is good, the starting motor 8 is matched with the two cylindrical rotating blocks 9 to drive the winding drum 2 to rotate and then wind cloth, the starting hydraulic cylinder 19 is matched with the telescopic rod 20 to drive the limit roller 25 below the strip-shaped connecting block 21 to contact with the winding cloth on the winding drum 2, when the winding of the cloth on the winding drum 2 is thickened, the winding cloth enables the limit roller 25 to drive the two L-shaped blocks 23 to stretch the second spring 24 under the limit action of the rolling sliding beads 26 in the rectangular through grooves 22, so that the limit roller 25 is always in contact with the winding cloth, the cloth on the winding drum 2 is effectively limited, avoid producing the fold when rolling.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a coiling mechanism is used in warp knitting cloth processing, includes base (1) and reel (2), be equipped with two spool (3) on reel (2), its characterized in that, the left side upper end of base (1) is equipped with first supporting pile (4), the upper end that base (1) is close to the right front side is equipped with lead screw shifting unit (5), the upper end fixedly connected with L type backup pad (6) of lead screw shifting unit (5) removal end, the horizontal segment upper end fixedly connected with second supporting pile (7) of L type backup pad (6), second supporting pile (7) just set up to first supporting pile (4), fixed mounting has motor (8) on the left side wall of first supporting pile (4), the drive shaft horizontal rotation of motor (8) runs through first supporting pile (4) and sets up, all rotate on the relative lateral wall of drive shaft and second supporting pile (7) of motor (8) and be connected with cylindricality turning block (9), two spool (3) respectively with two movable pile (9) joint, be equipped with spacing cloth mechanism on the second supporting pile (4).
2. The winding device for warp knitting cloth processing according to claim 1, characterized in that circular slots (10) are formed in the side walls, far away from the winding drum (2), of the two drum shafts (3), rectangular protrusions (11) are formed in the inner walls, opposite to the winding drum (2), of the two circular slots (10), two arc clamping grooves (12) are formed in the annular inner walls, far away from the rectangular protrusions (11), of the circular slots (10), the two arc clamping grooves (12) are symmetrically distributed, and the rectangular protrusions (11) and the arc clamping grooves (12) are movably clamped with the cylindrical rotating blocks (9).
3. The winding device for warp knitting cloth processing according to claim 2, wherein rectangular clamping grooves (13) are formed in opposite side walls of two cylindrical rotating blocks (9), circular through grooves (14) which are communicated with each other inside and outside are formed in annular side walls, which are close to the rectangular clamping grooves (13), of the two cylindrical rotating blocks (9), first springs (15) are arranged in the circular through grooves (14), arc clamping blocks (16) are fixedly connected to the upper end and the lower end of each first spring (15), two cylinder shafts (3) are respectively inserted into two circular slots (10), two rectangular protrusions (11) are respectively inserted into the two rectangular clamping grooves (13), and two arc clamping blocks (16) are respectively inserted into the two arc clamping grooves (12).
4. The winding device for warp knitting cloth processing according to claim 3, wherein two limit grooves (17) which are symmetrically distributed are formed in the annular inner wall of the circular through groove (14), two limit protrusions (18) which are symmetrically distributed are respectively arranged on the annular side wall, close to the first spring (15), of the arc-shaped clamping blocks (16), the two limit protrusions (18) on the same side are respectively inserted into the two limit grooves (17), and the limit protrusions (18) and the arc-shaped clamping blocks (16) are integrally formed.
5. The winding device for warp knitting cloth processing according to claim 1, wherein the cloth limiting mechanism comprises a hydraulic cylinder (19) fixedly installed at the upper end of a first supporting pile (4) and a telescopic rod (20) fixedly connected to a base (1) and close to the upper right end, the upper end of a piston rod of the hydraulic cylinder (19) is fixedly connected with a strip-shaped connecting block (21), the upper end of the telescopic rod (20) is fixedly connected with the lower end of the strip-shaped connecting block (21) close to the right side, rectangular through grooves (22) are formed in one ends, close to the left side and the right side, of the strip-shaped connecting block (21), L-shaped blocks (23) are vertically penetrated in the two rectangular through grooves (22), the lower ends of horizontal sections of the two L-shaped blocks (23) are fixedly connected with second springs (24), the lower ends of the two second springs (24) are fixedly connected with the upper ends of the strip-shaped connecting block (21), limiting rollers (25) are rotatably connected to the opposite side walls of the vertical sections of the two L-shaped blocks (23), and the limiting rollers (25) are located right above the limiting rollers (2).
6. The winding device for warp knitting cloth processing according to claim 5, wherein rolling sliding beads (26) are embedded in the inner walls of the left and right sides of the rectangular through groove (22), and the two rolling sliding beads (26) are respectively in sliding contact with the side walls of the left and right ends of the vertical section of the L-shaped block (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321458196.XU CN220200840U (en) | 2023-06-07 | 2023-06-07 | Winding device for warp knitting cloth processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321458196.XU CN220200840U (en) | 2023-06-07 | 2023-06-07 | Winding device for warp knitting cloth processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220200840U true CN220200840U (en) | 2023-12-19 |
Family
ID=89138315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321458196.XU Active CN220200840U (en) | 2023-06-07 | 2023-06-07 | Winding device for warp knitting cloth processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220200840U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117682382A (en) * | 2024-02-04 | 2024-03-12 | 国网山东省电力公司寿光市供电公司 | Cable winding device |
-
2023
- 2023-06-07 CN CN202321458196.XU patent/CN220200840U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117682382A (en) * | 2024-02-04 | 2024-03-12 | 国网山东省电力公司寿光市供电公司 | Cable winding device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220200840U (en) | Winding device for warp knitting cloth processing | |
| CN205974944U (en) | Weaving cloth coiling mechanism | |
| CN214779903U (en) | Flax yarn automatic winding device | |
| CN112707245A (en) | Polyester yarn winding device convenient to install and winding method thereof | |
| CN209455759U (en) | A kind of rolling-up mechanism of nonwoven production | |
| CN113737370A (en) | Circular knitting machine with automatic tensioning function | |
| CN220503522U (en) | Fabric cutting machine | |
| CN209038677U (en) | A kind of tricot machine | |
| CN210150424U (en) | Non-woven fabric smoothing device | |
| CN211003759U (en) | Automatic cloth rolling device of textile machinery | |
| CN110884956B (en) | Winding drum convenient for fixing spinning cloth and adjustable in diameter for textile machinery | |
| CN209038669U (en) | Wrap-up is used in a kind of textile fabric production | |
| CN214399139U (en) | Circular knitting machine for producing breathable skin-friendly fabric | |
| CN207699922U (en) | A kind of feed mechanism of clothing cloth cutting machine | |
| CN219949922U (en) | Material collecting device for textile fabric | |
| CN219135891U (en) | Automatic roller falling mechanism of low-tension friction coiling machine | |
| CN214243112U (en) | Cloth collecting device of large circular knitting machine | |
| CN220702743U (en) | Winding mechanism for knitted fabric production | |
| CN210012384U (en) | Coiling mechanism is used in non-woven fabrics processing | |
| CN217498118U (en) | Material collecting device capable of quickly replacing material collecting roller | |
| CN214359224U (en) | Coiling mechanism of knitted fabric production usefulness | |
| CN216426327U (en) | Spinning thread winding device | |
| CN216972818U (en) | Cloth expanding mechanism of weft knitting machine | |
| CN211284789U (en) | Unwinding device of warp knitting machine | |
| CN116620926B (en) | Polyester knitted fabric unreeling assembly and method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |