CN113335999A - Yarn pulling mechanism and doubling winder - Google Patents
Yarn pulling mechanism and doubling winder Download PDFInfo
- Publication number
- CN113335999A CN113335999A CN202110683493.3A CN202110683493A CN113335999A CN 113335999 A CN113335999 A CN 113335999A CN 202110683493 A CN202110683493 A CN 202110683493A CN 113335999 A CN113335999 A CN 113335999A
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- Prior art keywords
- rotating
- wire
- driving
- connecting end
- pulling mechanism
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H54/00—Winding, coiling, or depositing filamentary material
- B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
- B65H54/28—Traversing devices; Package-shaping arrangements
- B65H54/2827—Traversing devices with a pivotally mounted guide arm
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/31—Textiles threads or artificial strands of filaments
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Abstract
本发明公开一种拨线机构和并纱机，其中，拨线机构包括固定座、驱动组件、转动组件以及拨杆，驱动组件连接于固定座；转动组件转动设于固定座；拨杆具有相对设置的连接端和拨线端，转动组件连接于连接端和拨线端之间，驱动组件与连接端连接，以驱动连接端摆动以带动拨线端沿转动组件的转动中心同步摆动。本发明技术方案旨在可以在固定的时间内增大拨线的跨度以提高拨线的效率。
The invention discloses a wire-pulling mechanism and a yarn doubling machine. The wire-pulling mechanism comprises a fixed seat, a driving component, a rotating component and a lever. The driving component is connected to the fixed seat; the rotating component is rotatably arranged on the fixed seat; The connecting end and the wire-pulling end are provided, the rotating assembly is connected between the connecting end and the wire-pulling end, and the driving assembly is connected with the connecting end to drive the connecting end to swing to drive the wire-pulling end to swing synchronously along the rotation center of the rotating assembly. The technical scheme of the present invention aims to increase the span of the wire dialing within a fixed time to improve the wire dialing efficiency.
Description
Technical Field
The invention relates to the technical field of spinning, in particular to a yarn shifting mechanism and a doubling winder applying the same.
Background
The doubling winder is a machine commonly used in the textile industry, and mainly aims to wind and combine yarns to a bobbin, the process needs to enable the bobbin to be in a continuous rotating winding state, simultaneously dial the yarns, so that the yarns are arranged on the bobbin in a required distribution mode, the winding speed of the bobbin is mainly limited by the efficiency of reciprocating dial, and the dial efficiency needs to be improved, and the dial time under a fixed span needs to be shortened or the dial span needs to be improved under the fixed time. Under the existing technical condition, the wire shifting time is limited by a motor, the time limitation is difficult to break through technically, the existing wire shifting mode is a scheme of adopting a steel wire rope to pull in a reciprocating mode, the wire shifting span is increased in fixed time, the steel wire abrasion is serious due to the fact that the speed of the steel wire rope pulling in the reciprocating mode is too high, and therefore the main technical problem of how to change the wire shifting mode to improve the wire shifting span is solved.
Disclosure of Invention
The invention mainly aims to provide a wire poking mechanism, aiming at increasing the wire poking span in a fixed time to improve the wire poking efficiency.
In order to achieve the above object, the yarn pulling mechanism provided by the present invention is applied to a doubling winder, and comprises:
a fixed seat;
the driving assembly is connected to the fixed seat;
the rotating assembly is rotatably arranged on the fixed seat; and
the driving component is connected with the connecting end so as to drive the connecting end to swing so as to drive the shifting end to swing synchronously along the rotating center of the rotating component.
In an embodiment of the present application, a distance between the rotating component and the connecting end is smaller than a distance between the rotating component and the dialing terminal.
In an embodiment of this application, drive assembly includes driving motor and carousel, driving motor with the fixing base is connected, the carousel respectively with the link with driving motor's actuating shaft is connected, so that the driving motor drive the carousel removes in order to drive the link swing.
In an embodiment of the application, the driving assembly further includes a shaft sleeve and a compression screw, the shaft sleeve is sleeved on the driving shaft of the driving motor, and the compression screw penetrates through the rotary table and is connected with the shaft sleeve, so that the rotary table is pressed and abutted against the shaft sleeve.
In an embodiment of this application, the carousel towards the surface of axle sleeve is equipped with one of spacing boss and spacing recess, the axle sleeve towards the surface of carousel is equipped with another of spacing boss and spacing recess, spacing boss can inlay the restriction and be located in the spacing recess.
In an embodiment of the present application, the connection end is provided with a first connection hole, the turntable is provided with a second connection hole corresponding to the first connection hole, and a connection member sequentially passes through the first connection hole and the second connection hole to fix the connection end to the turntable;
and/or the driving motor is a servo motor.
In an embodiment of the present application, the rotating assembly includes a rotating bearing and a fixed shaft, the rotating bearing is connected to the fixed seat, and the fixed shaft penetrates through the shift lever and is connected to a bearing hole of the rotating bearing, so that the fixed shaft and the shift lever can rotate along a center of the bearing hole.
In an embodiment of the application, the fixing base is provided with a limiting space and a yielding port communicated with the limiting space, the rotating assembly is connected with the shifting rod positioned in the limiting space, and the shifting wire end of the shifting rod penetrates through the yielding port and extends out of the fixing base.
In an embodiment of the application, the fixing seat includes a mounting plate and a supporting block, the supporting block is connected to a surface of the mounting plate and encloses to form the limiting space, the supporting block is provided with the relief opening, the rotating component is connected to the supporting block, and the driving component is connected to the mounting plate.
The invention also provides a doubling winder, which comprises a yarn shifting mechanism, wherein the yarn shifting mechanism comprises:
a fixed seat;
the driving assembly is connected to the fixed seat;
the rotating assembly is rotatably arranged on the fixed seat; and
the driving component is connected with the connecting end so as to drive the connecting end to swing so as to drive the shifting end to swing synchronously along the rotating center of the rotating component.
The invention adopts the technical proposal that the yarn poking mechanism is applied to a doubling winder, the yarn poking mechanism comprises a fixed seat and a driving component connected with the fixed seat, and simultaneously comprises a wire poking rod and a rotating component rotatably arranged on the fixed seat, the wire poking rod is provided with a connecting end and a wire poking end which are oppositely arranged, and the rotating component is connected between the connecting end and the wire poking end, so that the driving component is connected with the connecting end to drive the connecting end to swing to drive the wire poking end to swing synchronously along the rotating center of the rotating component, thereby adjusting the motion amplitude of the wire poking end in a fixed time by controlling the motion of the connecting end, namely, the effect of increasing the span of the wire poking end of the wire poking rod can be achieved by only increasing the swing amplitude of the connecting end, further improving the yarn poking efficiency, solving the problem that the wire poking span cannot be improved in order to avoid serious abrasion of a steel wire rope, and simultaneously the transmission of the poking mode is continuous, the response time is fast, and the requirement of accurate positioning of the line pulling end can be met.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a wire pulling mechanism according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of another view of the thread pulling mechanism of the present invention;
FIG. 3 is a schematic structural view of another angle of the thread pulling mechanism according to the present invention;
fig. 4 is a schematic sectional structural view of the wire pulling mechanism of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
23 | |
| 10 | Fixed |
24 | |
| 11 | |
30 | |
| 12 | Supporting |
31 | Rotary bearing |
| 13 | |
32 | Fixed shaft |
| 14 | Let a mouthful | 40 | |
| 20 | |
41 | Connecting |
| 21 | |
42 | |
| 22 | |
50 | Connecting piece |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a yarn poking mechanism 100 applied to a doubling winder.
Referring to fig. 1 to 4, in the embodiment of the present invention, the wire pulling mechanism 100 includes a fixed seat 10, a driving assembly 20, a rotating assembly 30, and a pulling rod 40, wherein the driving assembly 20 is connected to the fixed seat 10; the rotating assembly 30 is rotatably arranged on the fixed seat 10; the shift lever 40 has a connecting end 41 and a line-shifting end 42 which are oppositely arranged, the rotating assembly 30 is connected between the connecting end 41 and the line-shifting end 42, and the driving assembly 20 is connected with the connecting end 41 to drive the connecting end 41 to swing so as to drive the line-shifting end 42 to swing synchronously along the rotation center of the rotating assembly 30.
The fixing base 10 is mainly used for supporting and protecting the driving assembly 20, the rotating assembly 30 and the shifting lever 40, so that the wire shifting mechanism 100 is integrally arranged, and is convenient to move and mount. In addition, in order to improve the supporting stability of the fixing base 10, the fixing base 10 may be made of a metal material, for example: aluminum materials, aluminum alloy materials, copper alloy materials, iron materials and stainless steel materials; of course, the fixing base 10 may also be made of plastic, for example: ABS, POM, PS, PMMA, PC, PET, etc. In addition, the shift lever 40 may be a round rod and extend along a straight line, so as to facilitate manufacturing and installation, and the yarn shifting end 42 of the shift lever 40 is provided with a through hole for the yarn to pass through and accommodate, so that the yarn shifting end 42 can drive the yarn to move to play a role of shifting the yarn.
The invention technical scheme is that a yarn poking mechanism 100 is applied to a doubling winder, the yarn poking mechanism 100 comprises a fixed seat 10 and a driving component 20 connected with the fixed seat 10, the yarn poking mechanism 100 also comprises a poking rod 40 and a rotating component 30 rotatably arranged on the fixed seat 10, the poking rod 40 is provided with a connecting end 41 and a poking end 42 which are oppositely arranged, the rotating component 30 is connected between the connecting end 41 and the yarn poking end 42, so that the driving component 20 is connected with the connecting end 41 to drive the connecting end 41 to swing so as to drive the poking end 42 to swing synchronously along the rotating center of the rotating component 30, therefore, in a fixed time, the motion amplitude of the poking end 42 can be adjusted by controlling the motion of the connecting end 41, namely, the effect of increasing the span of the yarn poking end 42 of the poking rod 40 can be achieved by only increasing the swing amplitude of the connecting end 41, the yarn poking efficiency is improved, and the problem that the yarn poking span cannot be improved because of serious abrasion of a steel wire rope is solved, meanwhile, the transmission of the shifting mode is continuous, the response time is short, and the requirement of accurate positioning of the shifting end 42 can be met.
Referring to fig. 3, in an embodiment of the present application, the distance between the rotating assembly 30 and the connecting end 41 is smaller than the distance between the rotating assembly 30 and the pulling wire end 42. In order to make the driving assembly 20 and the rotating assembly 30 of the wire pulling mechanism 100 located on the fixed seat 10 more compact, the distance between the rotating assembly 30 and the connecting end 41 is smaller than the distance between the rotating assembly 30 and the wire pulling end 42, so that the positions of the driving assembly 20 and the rotating assembly 30 can be relatively close to each other, and because the rotating assembly 30 is closer to the connecting end 41, the rotation amplitude of the wire pulling end 42 can be greater than the rotation amplitude of the connecting end 41 in the same time, that is, the structure can be ensured to be compact, and the movement amplitude of the connecting end 41 can be amplified to the wire pulling end 42, so that the operation efficiency of the wire pulling rod 40 is improved, and the usability of the wire pulling mechanism 100 is further improved.
In an embodiment of the present application, referring to fig. 3 and 4, the driving assembly 20 includes a driving motor 21 and a rotating disc 22, the driving motor 21 is connected to the fixing base 10, and the rotating disc 22 is respectively connected to the connecting end 41 and a driving shaft of the driving motor 21, so that the driving motor 21 drives the rotating disc 22 to move to drive the connecting end 41 to swing. It is understood that the driving motor 21 can be detachably fixed to the fixing base 10 by screws or the like, so as to facilitate early installation and later detachment. The rotary disc 22 may be a circular disc, so as to increase the contact area between the connecting end 41 and the rotary disc 22, and further ensure the stability of the rotary disc 22 driving the connecting end 41 to swing. Wherein through being connected carousel 22 with driving motor 21's actuating shaft to rotation through the actuating shaft drives carousel 22 synchronous rotation, and then because carousel 22's rotation is in order to drive link 41 synchronous oscillation, makes link 41 and driving motor 21 move with the same angular velocity, and this transmission clearance is less and comparatively steady, has avoided the transmission clearance too big and lead to the range of motion too big, and then guarantees the stability when dialling the line of dialling line mechanism 100. It should be noted that the driving assembly 20 may also be an air cylinder or a hydraulic cylinder, and the connecting end 41 may be driven to swing by the air cylinder or the hydraulic cylinder, which may be selected by a person skilled in the art according to specific situations.
Further, the driving assembly 20 further includes a bushing 23 and a compression screw 24, the bushing 23 is sleeved on the driving shaft of the driving motor 21, and the compression screw 24 penetrates through the rotary plate 22 and is connected with the bushing 23, so as to press the rotary plate 22 against the bushing 23. Wherein, this axle sleeve 23 can be fixed in driving motor 21's drive shaft through the fixed mode of key on, this mounting means location is accurate, and stability is high and comparatively convenient and fast. The shaft sleeve 23 is provided to prevent the drive shaft from directly and rigidly abutting against the turntable 22, thereby providing a cushioning effect. The compression screw 24 may be connected to the sleeve 23 through the rotary plate 22, so as to press the rotary plate 22 against the sleeve 23, thereby improving the firmness of the connection between the sleeve 23 and the rotary plate 22.
Furthermore, one of a limiting boss and a limiting groove is arranged on the surface of the rotary disc 22 facing the shaft sleeve 23, the other of the limiting boss and the limiting groove is arranged on the surface of the shaft sleeve 23 facing the rotary disc 22, and the limiting boss can be embedded and limited in the limiting groove. Wherein, in order to improve carousel 22 and axle sleeve 23 location accuracy to can be equipped with spacing boss and spacing recess respectively at carousel 22 and axle sleeve 23, so when axle sleeve 23 connects in carousel 22, go into spacing recess through spacing boss card, not only make axle sleeve 23 and carousel 22 counterpoint simple accurate so that conveniently be connected, still further strengthen the stability of being connected between carousel 22 and the axle sleeve 23 simultaneously.
Optionally, referring to fig. 3, the connecting end 41 is provided with a first connecting hole, the rotary plate 22 is provided with a second connecting hole corresponding to the first connecting hole, and a connecting member 50 sequentially passes through the first connecting hole and the second connecting hole to fix the connecting end 41 to the rotary plate 22; wherein, first connecting hole and second connecting hole can the cotter hole, and connecting piece 50 then can be the connecting pin, utilizes the connecting pin to fix link 41 and carousel 22 mutually, and this fixed mode installation operation is comparatively simple, easily dismantles moreover, makes things convenient for follow-up maintenance. Of course, in other embodiments, the connecting end 41 may be fixed to the rotary disc 22 by a screw connection, a rivet connection, or other connection methods commonly used in the art.
Optionally, the driving motor 21 is a servo motor. The driving motor 21 may be a servo motor, so that the rotation direction, the rotation angle and the rotation time of the motor shaft can be precisely controlled, and the movement span of the pulling end 42 of the pulling rod 40 can be controlled.
In an embodiment of the present application, referring to fig. 4, the rotating assembly 30 includes a rotating bearing 31 and a fixed shaft 32, the rotating bearing 31 is connected to the fixed base 10, and the fixed shaft 32 passes through the shift lever 40 and is connected to a bearing hole of the rotating bearing 31, so that the fixed shaft 32 and the shift lever 40 can rotate along the center of the bearing hole. The rotating bearing 31 may be a ball bearing or a roller bearing, and the rotating bearing 31 is fixedly connected to the fixing base 10. It can be understood that the shift lever 40 is provided with a fixing hole, the fixing shaft 32 passes through the fixing hole and is in interference fit with the hole wall, so that the shift lever 40 and the fixing shaft 32 are both fixed, and meanwhile, the fixing shaft 32 is connected with the bearing hole of the rotating bearing 31, so that the fixing shaft 32 and the shift lever 40 can rotate along the center of the bearing hole, and the rotating mode is relatively stable, so as to ensure the shifting effect of the shift lever end 42.
In an embodiment of the present application, referring to fig. 1 to 4, the fixing base 10 is provided with a limiting space 13 and a position-giving opening 14 communicating with the limiting space 13, the rotating assembly 30 is connected to the shift lever 40 located in the limiting space 13, and a wire-shifting end 42 of the shift lever 40 passes through the position-giving opening 14 and extends out of the fixing base 10. Wherein, the relative both sides of this fixing base 10 all are equipped with the spacing mouth 14 of letting of 13 of intercommunication to in the both sides of following fixing base 10 all can install and dismantle rotating assembly 30 and driving lever 40, fixing base 10 still is located rotating assembly 30 and the effect of driving lever 40 part in order to play the protection in spacing space 13 simultaneously.
Further, the fixing seat 10 includes a mounting plate 11 and a supporting block 12, the supporting block 12 is connected to a surface of the mounting plate 11 and encloses to form the limiting space 13, the supporting block 12 is provided with the relief opening 14, the rotating component 30 is connected to the supporting block 12, and the driving component 20 is connected to the mounting plate 11. Wherein, this mounting panel 11 and supporting shoe 12 both can be as an organic whole structure to guarantee the support intensity of fixing base 10, of course mounting panel 11 and supporting shoe 12 also can be connected through detachable connection mode such as screw connection, so that later stage both dismantlement maintenance. The supporting block 12 can be located above the mounting plate 11, and the rotating assembly 30 can be correspondingly located above the driving assembly 20, so that the shift lever 40 can be located between the rotating assembly 30 and the driving assembly 20, and the rotating assembly 30, the driving assembly 20 and the shift lever 40 can be relatively compact in the horizontal direction, thereby saving the installation space. By connecting the rotating assembly 30 and the driving assembly 20 to the supporting block 12 and the mounting plate 11, respectively, the rotating assembly 30 and the driving assembly 20 are mounted at different positions of the fixing seat 10, so as to avoid mutual interference during operation of the rotating assembly and the driving assembly, and meanwhile, the later maintenance is facilitated.
The invention further provides a doubling winder, which comprises a yarn pulling mechanism 100, the specific structure of the yarn pulling mechanism 100 refers to the above embodiments, and the doubling winder adopts all the technical solutions of all the above embodiments, so that at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and details are not repeated herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a dial line mechanism, is applied to doubler winder which characterized in that, dial line mechanism includes:
a fixed seat;
the driving assembly is connected to the fixed seat;
the rotating assembly is rotatably arranged on the fixed seat; and
the driving component is connected with the connecting end so as to drive the connecting end to swing so as to drive the shifting end to swing synchronously along the rotating center of the rotating component.
2. The thread pulling mechanism of claim 1, wherein the distance between the rotating member and the connecting end is less than the distance between the rotating member and the thread pulling end.
3. The wire pulling mechanism according to claim 1, wherein the driving assembly comprises a driving motor and a rotary table, the driving motor is connected with the fixed seat, and the rotary table is respectively connected with the connecting end and a driving shaft of the driving motor, so that the driving motor drives the rotary table to move to drive the connecting end to swing.
4. The thread pulling mechanism as claimed in claim 3, wherein the driving assembly further comprises a bushing sleeved on the driving shaft of the driving motor and a compression screw passing through the rotary plate and connected with the bushing to press the rotary plate against the bushing.
5. The thread pulling mechanism as claimed in claim 4, wherein one of the limiting protrusion and the limiting groove is disposed on a surface of the rotary plate facing the sleeve, the other of the limiting protrusion and the limiting groove is disposed on a surface of the sleeve facing the rotary plate, and the limiting protrusion is embedded and limited in the limiting groove.
6. The thread pulling mechanism as claimed in claim 3, wherein the connecting end has a first connecting hole, the rotary plate has a second connecting hole corresponding to the first connecting hole, and a connecting member sequentially passes through the first connecting hole and the second connecting hole to fix the connecting end to the rotary plate;
and/or the driving motor is a servo motor.
7. The wire pulling mechanism according to any one of claims 1 to 6, wherein said rotating assembly comprises a rotating bearing and a fixed shaft, said rotating bearing is connected to said fixed base, said fixed shaft passes through said pulling rod and is connected to a bearing hole of said rotating bearing, so that said fixed shaft and said pulling rod can rotate along the center of said bearing hole.
8. The wire shifting mechanism according to any one of claims 1 to 6, wherein the fixing seat is provided with a limiting space and a relief opening communicated with the limiting space, the rotating assembly is connected with the shifting rod positioned in the limiting space, and the wire shifting end of the shifting rod passes through the relief opening and extends out of the fixing seat.
9. The wire pulling mechanism as claimed in claim 8, wherein the fixing seat comprises a mounting plate and a supporting block, the supporting block is connected to the surface of the mounting plate and encloses the limiting space, the supporting block is provided with the relief opening, the rotating component is connected to the supporting block, and the driving component is connected to the mounting plate.
10. A doubling winder comprising a thread take-up mechanism according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110683493.3A CN113335999A (en) | 2021-06-21 | 2021-06-21 | Yarn pulling mechanism and doubling winder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110683493.3A CN113335999A (en) | 2021-06-21 | 2021-06-21 | Yarn pulling mechanism and doubling winder |
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| Publication Number | Publication Date |
|---|---|
| CN113335999A true CN113335999A (en) | 2021-09-03 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110683493.3A Pending CN113335999A (en) | 2021-06-21 | 2021-06-21 | Yarn pulling mechanism and doubling winder |
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| CN (1) | CN113335999A (en) |
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| CN215326106U (en) * | 2021-06-21 | 2021-12-28 | 苏州汇川技术有限公司 | Yarn pulling mechanism and doubling winder |
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2021
- 2021-06-21 CN CN202110683493.3A patent/CN113335999A/en active Pending
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| CN111942960A (en) * | 2019-05-15 | 2020-11-17 | 苏州英迈杰机械有限公司 | A new type of precision fork device |
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| CN212197908U (en) * | 2020-03-30 | 2020-12-22 | 苏州英迈杰机械有限公司 | Automatic yarn hanging device |
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Application publication date: 20210903 |
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