CN215163789U - A untwisting device and scutcher for scutcher - Google Patents
A untwisting device and scutcher for scutcher Download PDFInfo
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- CN215163789U CN215163789U CN202121585851.9U CN202121585851U CN215163789U CN 215163789 U CN215163789 U CN 215163789U CN 202121585851 U CN202121585851 U CN 202121585851U CN 215163789 U CN215163789 U CN 215163789U
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Abstract
An untwisting device for an opener and an opener, the untwisting device comprising: the scutching machine comprises an scutching rack, a tensioning assembly and a driving assembly; an untwisting gap is formed between the first conveying roller and the second conveying roller, and the cloth is untwisted in the untwisting gap; after the cloth passes through the hollow part, the untwisting gap and the upper tensioning wheel in sequence, the cloth cover of the cloth is unfolded and attached to the lower tensioning roller; the first conveying roller and the second conveying roller are respectively provided with a cylindrical part and a circular table part; the circular truncated cone structure is provided with a small-diameter surface and a large-diameter surface, and the circular diameter area of the circular truncated cone structure is increased from the small-diameter surface to the large-diameter surface; the cloth is contacted with the cylindrical part; the scutcher uses the untwisting device, the dewatering device and the shaping device. The untwisting device of the scheme is used for unfolding cloth, untwists the cloth in a twisting state, increases the contact area of the cloth through the cylindrical parts of the first conveying roller and the second conveying roller, and solves the problem that an opening machine in the prior art is long in cloth unfolding time or incomplete in unfolding.
Description
Technical Field
The utility model relates to an scutching machine technical field especially relates to a untwist device and scutching machine for scutching machine.
Background
The untwisting device is generally used in a scutcher to untwist cloth; after a series of processing, the cloth is basically in an unfixed state, such as a curled state, a twisted state or a wrinkled state, and at the moment, the cloth needs to be processed and untwisted to be unfolded; in the conventional scutcher, a roller for untwisting the cloth is cylindrical, the rotating position of the cloth is limited, and the cloth is easy to move towards the end of the roller when rotating, so that the untwisting is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a untwist device for scutcher, it is used for launching cloth, makes the cloth under the tight state of turning round untwist, and it has increased the area of contact to cloth through the cylinder portion with first transfer roller and second transfer roller between them, makes the untwist of cloth easier.
The utility model also provides an scutching machine, it has used foretell device of untwisting.
To achieve the purpose, the utility model adopts the following technical proposal:
an untwisting apparatus for a scutcher, comprising: the scutching machine comprises an scutching rack, a tensioning assembly and a driving assembly;
the tensioning assembly comprises: an upper tension wheel and a lower tension roller; the upper tensioning wheel is mounted on the scutching frame, and the lower tensioning roller is positioned below the upper tensioning wheel;
the drive assembly includes: the device comprises a mounting seat, a wheel seat, a first conveying roller, a second conveying roller, a limiting cylinder and an open-width driver;
the mounting seat is mounted on the scutching rack; the wheel seat is rotatably arranged on the mounting seat; the first conveying roller and the second conveying roller are arranged on the wheel seat, an untwisting gap is formed between the first conveying roller and the second conveying roller, and cloth is untwisted in the untwisting gap; two ends of the limiting cylinder are communicated to form a hollow part, and the hollow part is aligned to the wheel seat; the scutching driver is arranged on the mounting seat, and the output end of the scutching driver is connected to the wheel seat and used for driving the wheel seat to rotate in a resettable manner; after the cloth passes through the hollow part, the untwisting gap and the upper tensioning wheel in sequence, the cloth surface of the cloth is unfolded and attached to the lower tensioning roller;
the first conveying roller and the second conveying roller are respectively provided with a cylindrical part and a circular table part; the circular table parts are respectively arranged at two ends of the cylindrical part; the cylindrical part is of a cylindrical structure; the circular truncated cone is of a circular truncated cone structure, the circular truncated cone structure is provided with a small-diameter surface and a large-diameter surface, and the circular diameter area of the circular truncated cone structure is increased from the small-diameter surface to the large-diameter surface; the small-diameter surfaces are coaxially connected to two ends of the cylindrical portion, and the cloth is in contact with the cylindrical portion.
Preferably, the ratio of the height of the cylindrical portion to the height of the circular truncated cone portion is (4-5): 1.
preferably, the cylindrical portion is detachably connected to the circular table portion.
Preferably, the method further comprises the following steps: a spreading assembly;
the cloth passes through the cloth tensioning assembly after passing through the hollow part, the untwisting gap and the upper tensioning wheel in sequence;
the piece of cloth subassembly includes: a cloth spreading seat, a cloth spreading frame and a cloth spreading driver;
the spreading seat is arranged on the scutching frame; the cloth opening driver is installed in the cloth opening seat, the output end of the cloth opening driver is connected with the cloth opening frame and used for driving the cloth opening frame to rotate, and the outer edge of the cloth opening frame intermittently contacts cloth to enable the cloth to swing.
Preferably, the outer edge of the spreading frame is an arc-shaped edge.
Further preferably, the scutching driver includes: the scutching device comprises a scutching driving motor, a scutching driving wheel, a scutching driven wheel and a scutching synchronous belt;
the output end of the scutching driving motor is connected with the scutching driving wheel and is used for driving the scutching driving wheel to rotate; the driven open-width wheel is connected with the wheel seat in a synchronous rotating manner; the scutching synchronous belt respectively connects the scutching driving wheel with the scutching driven wheel in a synchronous way.
A scutching machine comprises the following components in sequence along the conveying direction of cloth: a dewatering device, a untwisting device and a shaping device;
the dewatering device is used for removing moisture in the cloth and transmitting the cloth to the untwisting device;
the untwisting device is used for untwisting the cloth and transmitting the cloth to the shaping device;
the shaping device is used for shaping the surface of the cloth.
Preferably, the water removal device comprises: the cloth feeding device comprises a dewatering rack, a first dewatering wheel, a second dewatering wheel, a guide wheel and a cloth loading cavity;
the first water removing wheel, the second water removing wheel, the guide wheel and the cloth loading cavity are sequentially arranged on the water removing rack along the conveying direction of the cloth;
the first water removal wheel and the second water removal wheel are close to each other, and the first water removal wheel and the second water removal wheel remove moisture from cloth passing between the first water removal wheel and the second water removal wheel through relative rotation;
the guiding-out wheel is used for drawing the cloth to the cloth loading cavity.
More preferably, the setting device comprises: a shaping groove and a plurality of shaping rollers;
the shaping groove is provided with a plurality of shaping rollers; the fixing groove is provided with a liquid medicine for fixing the cloth; the sizing rollers tension the cloth and draw the cloth to a liquid medicine position.
Further optimally, the inner part of the sizing roller is hollow and is used for introducing fluids with different temperatures.
The utility model has the advantages that:
the untwisting device of the scheme is used for unfolding cloth, untwists the cloth in a twisting state, increases the contact area of the cloth through the cylindrical parts of the first conveying roller and the second conveying roller, enables the untwisting of the cloth to be easier, and solves the problem that an opening machine in the prior art is long in cloth unfolding time or incomplete in unfolding.
Drawings
Fig. 1 is a schematic structural view of a scutcher;
FIG. 2 is a schematic structural view of the untwisting apparatus;
FIG. 3 is a schematic structural view of the untwisting apparatus;
fig. 4 is a schematic structural view of the first transfer roller and the second transfer roller.
Wherein:
the scutching machine comprises an scutching rack 1, a tensioning assembly 2, a driving assembly 3 and a spreading assembly 4; a water removal device 5 and a shaping device 6; cloth 01;
an upper tension pulley 21, a lower tension roller 22;
the device comprises a mounting seat 31, a wheel seat 32, a first conveying roller 33, a second conveying roller 34, a limiting cylinder 35 and an open-width driver 36; untwisting gap 331;
a hollow portion 351; a cylindrical portion 341, a circular table portion 342; a small diameter surface 3421, a large diameter surface 3422;
an open width driving motor 361, an open width driving wheel 362, an open width driven wheel 363 and an open width synchronous belt 364;
a cloth spreading seat 41, a cloth spreading frame 42 and a cloth spreading driver 43;
a dewatering frame 51, a first dewatering wheel 52, a second dewatering wheel 53, a guide wheel 54 and a cloth loading cavity 55;
a sizing groove 61 and a sizing roller 62.
Detailed Description
The technical solution of the present solution is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 1 to 2, an untwisting apparatus for a scutcher includes: the scutching machine comprises an scutching frame 1, a tensioning assembly 2 and a driving assembly 3;
the tension assembly 2 comprises: an upper tension pulley 21 and a lower tension pulley 22; the upper tension pulley 21 is mounted on the scutching frame 1, and the lower tension roller 22 is positioned below the upper tension pulley 21;
the drive assembly 3 comprises: a mounting seat 31, a wheel seat 32, a first conveying roller 33, a second conveying roller 34, a limiting cylinder 35 and an open-width driver 36;
the mounting seat 31 is mounted on the scutching frame 1; the wheel seat 32 is rotatably mounted on the mounting seat 31; the first conveying roller 33 and the second conveying roller 34 are mounted on the wheel seat 32, an untwisting gap 331 is formed between the first conveying roller 33 and the second conveying roller 34, and the cloth 01 is untwisted in the untwisting gap 331; two ends of the limiting cylinder 35 are communicated to form a hollow part 351, and the hollow part 351 is aligned to the wheel seat 32; the open-width driver 36 is mounted on the mounting seat 31, and an output end of the open-width driver 36 is connected to the wheel seat 32 and is used for driving the wheel seat 32 to rotate in a resettable manner; after the cloth 01 passes through the hollow portion 351, the untwisting gap 331 and the upper tension pulley 21 in this order, the cloth surface of the cloth 01 is spread and attached to the lower tension roller 22;
the first conveying roller 33 and the second conveying roller 34 are respectively provided with a cylindrical portion 341 and a circular table portion 342; the circular table portions 342 are respectively disposed at both ends of the cylindrical portion 341; the cylindrical portion 341 has a cylindrical structure; the circular truncated cone portion 342 is of a circular truncated cone structure, the circular truncated cone structure is provided with a small diameter surface 3421 and a large diameter surface 3422, and the circular diameter area of the circular truncated cone structure is increased from the small diameter surface 3421 to the large diameter surface 3422; the small diameter surface 3421 is coaxially connected to both ends of the cylindrical portion 341, and the cloth 01 is in contact with the cylindrical portion 341.
The untwisting device of the scheme is used for unfolding cloth 01 and untwisting the cloth in a twisted state, the contact area of the cylindrical parts 341 of the first conveying roller 33 and the second conveying roller 34 to the cloth is increased, the untwisting of the cloth is easier, and the problem that an opening machine in the prior art is long in cloth unfolding time or incomplete in unfolding is solved.
Specifically, the untwisting device is generally used in a scutcher to untwist cloth; after a series of processing, the cloth is basically in an unfixed state, such as a curled state, a twisted state or a wrinkled state, and at the moment, the cloth needs to be processed and untwisted to be unfolded; in the scheme, the cloth passes through the hollow part 351 of the limiting cylinder 35 and then enters the untwisting gap 331 between the first conveying roller 33 and the second conveying roller 34; both the first conveying roller 33 and the second conveying roller 34 are provided with a cylindrical portion 341 and a circular table portion 342, respectively, and the circular table portion 342 is provided at both axial ends of the cylindrical portion 341; the first conveying roller 33 is close to the second conveying roller 34, the inclined end surfaces of the circular truncated cone parts 342 of the first conveying roller and the second conveying roller are close to each other, so that the distance between the opposite cylindrical parts 341 is sufficiently far away, the untwisting gap 331 is further maximized, and the cloth can be sufficiently untwisted in the cylindrical parts 341 of the untwisting gap 331; the abutting circular table 342 can limit the cloth and prevent the cloth from coming off the untwisting gap 331. The open-width driver 36 drives the wheel seat 32 to rotate the wheel seat 32 clockwise and counterclockwise. The cloth can be completely untwisted in the untwisting gap 331, and the cloth is basically in a state of two lateral central folds and is pulled and transmitted to the upper tensioning wheel 21; two ends of the cloth are folded towards the center and are fixed on the upper tensioning wheel 21; the lower end of the cloth is tightly attached to the lower tensioning roller 22 in the shaping groove 61 after being unfolded, so that the cloth is fully unfolded.
As shown in fig. 1, the lower tension roller 22 is provided in a plurality and is located below the upper tension roller 21, and the position of the lower tension roller can be set in the scutching frame 1 and/or the sizing groove 61;
the limiting cylinder 35 can be mounted on the mounting seat 31 or synchronously and rotatably mounted on the wheel seat 32, as shown in fig. 2 and 3. The open width driver 36 is a well-known mechanism having a function of driving rotation, such as a motor, or a combination of a motor and a speed reducer.
Preferably, the ratio of the height of the cylindrical portion 341 to the height of the circular table portion 342 is (4-5): 1.
in the scheme, the cylindrical part 341 preferably has a certain length-diameter ratio, so that the cylindrical part 341 in the untwisting gap 331 can extend fully and linearly, and the circular table part 342 is kept with a sufficient linear distance; the ratio of the height of the cylindrical portion 341 to the height of the circular table portion 342 cannot be too high or too low, and too high may cause the shape of the untwisting gap 331 to be flat, thereby causing the cloth to be difficult to turn over; too low a ratio will cause the untwisting gap 331 to be square, resulting in the untwisting gap 331 having a limited limiting effect on the cloth, which is easily twisted again. And the ratio of the height a of the cylindrical portion 341 to the height b of the circular table portion 342 is (4-5): 1, as shown in fig. 4, the range of the untwisting gap 331 can be made more optimal, and the untwisting effect can be made optimal.
More preferably, the cylindrical portion 341 is detachably connected to the circular table portion 342.
The cylindrical portion 341 and the circular truncated cone portion 342 may be connected by an integral fixing manner, for example, the two portions are integrally formed, or the two portions are connected by welding; preferably, as shown in fig. 4, the cylindrical portion 341 and the circular table portion 342 are detachably connected, and the cylindrical portion 341 and the circular table portion 342 with different lengths can be replaced, so that the cylindrical portion 341 and the circular table portion 342 can be combined into different first conveying roller 33 and second conveying roller 34 to meet the cloth with different material and thickness requirements.
Preferably, the method further comprises the following steps: a spreading assembly 4;
the cloth passes through the cloth stretching unit 4 after passing through the hollow portion 351, the untwisting gap 331 and the upper tensioning wheel 21 in this order;
the spreading assembly 4 comprises: a cloth spreading seat 41, a cloth spreading frame 42 and a cloth spreading driver 43;
the spreading seat 41 is mounted on the scutching frame 1; cloth driver 43 install in cloth seat 41 opens, open cloth driver 43's output connect in cloth frame 42 opens for the drive cloth frame 42 rotates, open the outer fringe limit of cloth frame 42 intermittently contacts cloth, makes cloth swing.
The tenter driver 43 is a well-known mechanism having a function of driving rotation, such as a motor, or a combination of a motor and a speed reducer. The cloth opening driver 43 drives the cloth opening frame 42 to rotate, and the cloth opening frame 42 can contact the cloth through the outer edge of the cloth opening frame in a rotating state, so that the cloth swings, the wrinkled part is opened, and the opening degree of the cloth is improved.
Preferably, the outer edge of the spreading frame 42 is an arc edge.
The outer edge of the spreading frame 42 is provided with an arc edge, and the outer edge can be a regular or irregular arc edge such as a circle, an ellipse and the like; cloth frame 42 contacts cloth through the arc limit, beats cloth to the swing, helps fully to expand the pincher trees part of cloth, has improved the exhibition aperture of cloth.
Further optimally, the scutching drive 36 includes: an open width driving motor 361, an open width driving wheel 362, an open width driven wheel 363 and an open width synchronous belt 364;
the output end of the open width driving motor 361 is connected to the open width driving wheel 362 and is used for driving the open width driving wheel 362 to rotate; the open-width driven wheel 363 is connected with the wheel seat 32 in a synchronous rotation manner; the open width synchronous belts 364 respectively connect the open width driving wheel 362 and the open width driven wheel 363 synchronously.
The open-width driving motor 361 drives the open-width driven wheel 363 to rotate through the open-width driving wheel 362 and the open-width synchronous belt 364, so that the rotation stability of the wheel seat 32 is effectively improved, and the stability of the cloth in the process of resetting and untwisting is improved.
A scutching machine comprises the following components in sequence along the conveying direction of cloth: a dewatering device 5, a untwisting device and a shaping device 6;
the untwisting device is the untwisting device of any one of the embodiments;
the dewatering device 5 is used for removing moisture in the cloth and transmitting the cloth to the untwisting device;
the untwisting device is used for untwisting the cloth and transmitting the cloth to the shaping device 6;
the shaping device 6 is used for shaping the surface of the cloth.
The cloth sequentially passes through a dewatering device 5, a untwisting device and a shaping device 6; the dewatering device 5 is used for removing most of water in the cloth and preventing the cloth from being wrinkled and difficult to separate after being wetted; after the cloth is unfolded by the untwisting device, the cloth is conveyed to the shaping device 6; and a setting device 6 for setting the unfolded cloth. The water removal device 5 is a known mechanism having a removal function; the shaping device 6 is a well-known mechanism for removing wrinkles on the surface of cloth and shaping the cloth surface.
More preferably, the water removal device 5 comprises: the dewatering frame 51, the first dewatering wheel 52, the second dewatering wheel 53, the guide wheel 54 and the cloth loading cavity 55;
the first dewatering wheel 52, the second dewatering wheel 53, the guide wheel 54 and the cloth loading cavity 55 are sequentially arranged on the dewatering frame 51 along the conveying direction of the cloth;
the first dewatering wheel 52 is close to the second dewatering wheel 53, and the first dewatering wheel and the second dewatering wheel rotate relatively to remove water from the cloth passing between the first dewatering wheel and the second dewatering wheel;
the guiding-out wheel 54 is used for drawing the cloth to the cloth loading cavity 55.
The first water removing wheel 52 and the second water removing wheel 53 are close to each other, and when the first water removing wheel and the second water removing wheel rotate relatively, the surfaces of the cloth are extruded, so that water is separated from the surfaces of the cloth, and the cloth is guided out to the cloth accommodating cavity 55; the cloth loading chamber 55 is used for loading the dehydrated cloth, and the cloth at the position waits for the untwisting device to draw the cloth.
Further optimally, the sizing device 6 comprises: a sizing groove 61 and a plurality of sizing rollers 62;
the shaping groove 61 is provided with a plurality of shaping rollers 62; the shaping groove 61 is provided with liquid medicine for shaping cloth; the plurality of sizing rollers 62 tensions the cloth and pulls the cloth to the position of the liquid medicine.
The setting roller 62 tensions the cloth, so that the liquid medicine can permeate into the cloth, and the liquid medicine can enter the cloth to improve the performance of the cloth, such as cleanliness, wrinkle resistance or color locking capacity of the cloth.
Preferably, the sizing roller 62 is hollow inside for passing fluids of different temperatures.
The shaping roller 62 can be filled with water at 90-100 degrees, or low-temperature water, etc., so that different medicinal liquids can treat the cloth at different temperatures, and the medicinal liquids can exert the best effect on the cloth.
The technical principle of the present solution is described above with reference to specific embodiments. These descriptions are only used to explain the principles of the present solution and should not be interpreted in any way as limiting the scope of the present solution. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present solution without any inventive effort, which would fall within the scope of the present solution.
Claims (10)
1. An untwisting device for a scutcher, comprising: the scutching machine comprises an scutching rack, a tensioning assembly and a driving assembly;
the tensioning assembly comprises: an upper tension wheel and a lower tension roller; the upper tensioning wheel is mounted on the scutching frame, and the lower tensioning roller is positioned below the upper tensioning wheel;
the drive assembly includes: the device comprises a mounting seat, a wheel seat, a first conveying roller, a second conveying roller, a limiting cylinder and an open-width driver;
the mounting seat is mounted on the scutching rack; the wheel seat is rotatably arranged on the mounting seat; the first conveying roller and the second conveying roller are arranged on the wheel seat, an untwisting gap is formed between the first conveying roller and the second conveying roller, and cloth is untwisted in the untwisting gap; two ends of the limiting cylinder are communicated to form a hollow part, and the hollow part is aligned to the wheel seat; the scutching driver is arranged on the mounting seat, and the output end of the scutching driver is connected to the wheel seat and used for driving the wheel seat to rotate in a resettable manner; after the cloth passes through the hollow part, the untwisting gap and the upper tensioning wheel in sequence, the cloth surface of the cloth is unfolded and attached to the lower tensioning roller;
the first conveying roller and the second conveying roller are respectively provided with a cylindrical part and a circular table part; the circular table parts are respectively arranged at two ends of the cylindrical part; the cylindrical part is of a cylindrical structure; the circular truncated cone is of a circular truncated cone structure, the circular truncated cone structure is provided with a small-diameter surface and a large-diameter surface, and the circular diameter area of the circular truncated cone structure is increased from the small-diameter surface to the large-diameter surface; the small-diameter surfaces are coaxially connected to two ends of the cylindrical portion, and the cloth is in contact with the cylindrical portion.
2. Untwisting device for a scutcher according to claim 1, characterized in that the ratio of the height of the cylindrical section to the height of the circular table section is (4-5): 1.
3. the untwisting device for a scutcher according to claim 1, wherein the cylindrical portion is detachably connected to the circular table portion.
4. The untwisting apparatus for a scutcher according to claim 1, further comprising: a spreading assembly;
the cloth passes through the cloth tensioning assembly after passing through the hollow part, the untwisting gap and the upper tensioning wheel in sequence;
the piece of cloth subassembly includes: a cloth spreading seat, a cloth spreading frame and a cloth spreading driver;
the spreading seat is arranged on the scutching frame; the cloth opening driver is installed in the cloth opening seat, the output end of the cloth opening driver is connected with the cloth opening frame and used for driving the cloth opening frame to rotate, and the outer edge of the cloth opening frame intermittently contacts cloth to enable the cloth to swing.
5. The untwisting device for a scutcher according to claim 4, wherein the outer edge of the tenter frame is an arc-shaped edge.
6. Untwisting device for an opener according to any of claims 1-5, characterized in that the opener drive comprises: the scutching device comprises a scutching driving motor, a scutching driving wheel, a scutching driven wheel and a scutching synchronous belt;
the output end of the scutching driving motor is connected with the scutching driving wheel and is used for driving the scutching driving wheel to rotate; the driven open-width wheel is connected with the wheel seat in a synchronous rotating manner; the scutching synchronous belt respectively connects the scutching driving wheel with the scutching driven wheel in a synchronous way.
7. The scutching machine is characterized by sequentially comprising the following components in the conveying direction of cloth: a dewatering device, a untwisting device and a shaping device;
the untwisting device is the untwisting device in any one of claims 1 to 6;
the dewatering device is used for removing moisture in the cloth and transmitting the cloth to the untwisting device;
the untwisting device is used for untwisting the cloth and transmitting the cloth to the shaping device;
the shaping device is used for shaping the surface of the cloth.
8. The scutching machine according to claim 7, characterized in that the water removing device comprises: the cloth feeding device comprises a dewatering rack, a first dewatering wheel, a second dewatering wheel, a guide wheel and a cloth loading cavity;
the first water removing wheel, the second water removing wheel, the guide wheel and the cloth loading cavity are sequentially arranged on the water removing rack along the conveying direction of the cloth;
the first water removal wheel and the second water removal wheel are close to each other, and the first water removal wheel and the second water removal wheel remove moisture from cloth passing between the first water removal wheel and the second water removal wheel through relative rotation;
the guiding-out wheel is used for drawing the cloth to the cloth loading cavity.
9. Scutching machine according to claim 7, characterized in that the sizing device comprises: a shaping groove and a plurality of shaping rollers;
the shaping groove is provided with a plurality of shaping rollers; the fixing groove is provided with a liquid medicine for fixing the cloth; the sizing rollers tension the cloth and draw the cloth to a liquid medicine position.
10. The scutching machine according to claim 9, wherein the sizing roller is hollow inside for passing fluids of different temperatures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121585851.9U CN215163789U (en) | 2021-07-13 | 2021-07-13 | A untwisting device and scutcher for scutcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121585851.9U CN215163789U (en) | 2021-07-13 | 2021-07-13 | A untwisting device and scutcher for scutcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215163789U true CN215163789U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121585851.9U Active CN215163789U (en) | 2021-07-13 | 2021-07-13 | A untwisting device and scutcher for scutcher |
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| Country | Link |
|---|---|
| CN (1) | CN215163789U (en) |
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2021
- 2021-07-13 CN CN202121585851.9U patent/CN215163789U/en active Active
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