CN209989521U - Tension adjustable drawing frame - Google Patents

Tension adjustable drawing frame Download PDF

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Publication number
CN209989521U
CN209989521U CN201920148878.8U CN201920148878U CN209989521U CN 209989521 U CN209989521 U CN 209989521U CN 201920148878 U CN201920148878 U CN 201920148878U CN 209989521 U CN209989521 U CN 209989521U
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CN
China
Prior art keywords
guide post
drawing frame
ribbon
guide
bundle
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.)
Expired - Fee Related
Application number
CN201920148878.8U
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Chinese (zh)
Inventor
丁伟
张显忠
鲁传武
张扬
王阳
霍法强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hubei Haoliyuan Textile Co Ltd
Original Assignee
Hubei Haoliyuan Textile Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
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Priority to CN201920148878.8U priority Critical patent/CN209989521U/en
Application granted granted Critical
Publication of CN209989521U publication Critical patent/CN209989521U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a tension adjustable drawing frame belongs to weaving equipment technical field, specifically including feeding device, drafting arrangement, bunching device and the slivering device of installing in proper order, bunching device includes the box tied in a bundle, the box tied in a bundle is the trapezium structure, and its big footpath end is the ribbon entry, and the path end is the ribbon export, be equipped with the separate gib block groove of ribbon in the box tied in a bundle, the quantity in gib block groove is unanimous with the quantity of feeding barrel, the middle part in gib block groove is equipped with the guide post that is hollow structure, the guide post passes through elastic component and gib block inslot wall connection. The utility model discloses a leave certain compression space between guide post and gib block, when taking place the exogenic action, the guide post is adjusted the tensile force to the stuff under elastic action force, realizes protecting the purpose of stuff to keep the tensioning to the stuff all the time under natural state, reduce the stuff and float or the phenomenon of droing, improve the effect of bundling.

Description

Tension adjustable drawing frame
Technical Field
The utility model relates to a weaving equipment technical field, in particular to tension adjustable drawing frame.
Background
The drawing frame is a spinning machine which processes a plurality of carded or combed slivers into slivers with certain quality requirements; drawing is an essential process in the spinning process, has the tasks of merging, drafting and slivering, and also bears the task of fully mixing fibers with different properties to prevent color difference, the internal structure of the fiber sliver can be improved after drawing, the uniformity of a long section is improved, meanwhile, the weight unevenness is reduced, the fibers of the fiber sliver are straightened and parallel, and the problems of hook and the like are solved. The existing drawing frame is composed of a feeding device, a drafting device, a slivering device and the like, in the production process, fiber strips enter the drafting device from the feeding device, the fiber strips coming out of the drafting device need to enter the slivering device for drawing, the problem of cotton strip connection between the drafting device and the slivering device exists, the fiber strips cannot be well gathered into a belt shape, the operation is inconvenient, and the cotton blocking phenomenon often occurs.
Chinese patent No. CN201210550592.5 discloses a drawing frame, which comprises a feeding device, a drafting device and a slivering device, which are sequentially installed, wherein a bundling device is further disposed between the drafting device and the slivering device, the bundling device is formed by connecting a collecting plate and a bundling plate, two sides of the collecting plate are provided with a first concave groove and a second concave groove, the first concave groove and the second concave groove extend forward and form an intersection, and the bundling plate is provided with a third concave groove connected with the intersection; although the problem of connection of the strips of the drafting device and the strip forming device is solved to a certain extent, the fiber strips slide in the concave grooves of the bundling plate, the tension applied to the fiber strips is fixed and cannot adapt to the fiber strips with different friction coefficients, when the friction coefficient is too large, the fiber strips are easy to pull and break, and when the friction coefficient is too small, the fiber strips are easy to droop, so that the bundling effect of the fiber strips is poor, and a plurality of fiber strips are not concentrated after entering a drafting area, so that rollers are easy to wind, and equipment faults are caused; secondly, when the buncher gathers cotton yarn strips, fine cotton yarn scraps and dust can be generated due to friction between the cotton yarn strips and the buncher, the quality of the cotton yarn is influenced, and the product quality is reduced; moreover, when a plurality of fiber slivers are drawn, the situation that one or more slivers are broken may occur, and if the situation is not found timely, the finished product does not reach the standard, and waste is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tension adjustable drawing frame through leaving certain compression space between guide post and gib block, when taking place the exogenic action, the guide post is adjusted the tensile force to the ribbon under elastic action, realizes protecting the purpose of ribbon to keep the tensioning to the ribbon all the time under natural state, reduce the ribbon and float or the phenomenon of droing, improve the effect of bundling.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a tension adjustable drawing frame, is including feeding device, drafting device, bunching device and the slivering device that installs in proper order, bunching device includes the box of bundling, the box of bundling is the trapezium structure, and its big footpath end is the ribbon entry, and the path end is the ribbon export, be equipped with the separate gib block groove with the ribbon in the box of bundling, the quantity in gib block groove is unanimous with the quantity of feeding barrel, the middle part in gib block groove is equipped with the guide post that is hollow structure, the guide post passes through elastic component and gib block inslot wall connection.
Further, the elastic part is a spring or memory cotton.
Further, the guide post is made of tempered glass.
Furthermore, a hole is formed in the side edge of the guide column, and electrostatic dust removal paper is arranged at the position, corresponding to the hole, of the guide strip groove.
Furthermore, the bundling device also comprises an airflow buncher arranged at the rear end of the bundling box.
Furthermore, each guide post is provided with a broken line alarm assembly.
Furthermore, the disconnection warning assembly comprises a signal transmitter, a signal receiver and a controller, wherein the signal transmitter is arranged on the upper wall of the guide column, the signal receiver is arranged on the lower wall of the guide column and corresponds to the position of the signal transmitter, and the signal receiver is electrically connected with the controller.
The utility model has the advantages that:
1. a certain compression space is reserved between the guide post and the guide bar groove, when an external force is applied, the fiber bar presses the guide post, and the guide post adjusts the tension force on the fiber bar under the elastic acting force, so that the fiber bar is prevented from being broken due to overlarge stress, and the purpose of protecting the fiber bar is realized; the fiber strips are always tensioned in a natural state, so that the phenomenon of fiber strip floating or drooping is reduced, and the bundling effect is improved; and the guide post is made of toughened glass, and smooth surface resistance is little, is favorable to the fiber strip to smoothly carry, increases feeding stability to reduce the damage that causes the fibre because fiber strip and buncher inner wall friction, further improve the quality of fiber strip.
2. After passing through the guide post, the fiber strips are in a parallel state, which is beneficial to the bundling action of the airflow buncher and achieves the merging purpose, the evenness and the strength of the fiber strips after drawing are greatly improved, and hairiness, lower pattern, broken filaments and the like are obviously reduced.
3. Set up broken string warning subassembly, reduced the influence of broken string to whole production processes, do not need personnel to watch on the machine constantly, improved production efficiency.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of a drawing frame with adjustable tension of the present invention;
fig. 2 is a schematic structural view of the bundling device of the present invention;
FIG. 3 is a schematic view of the structure of FIG. 2 taken along line A-A;
in the figure, 1, a feeding device; 11. feeding the sliver can; 12. a guide bar frame; 13. a sliver roller; 2. a drafting device; 21. a drafting roller; 3. a bundling device; 31. a bundling box; 32. a guide bar groove; 33. a guide post; 34. an elastic member; 4. a slivering device; 41. a pressing roller; 42. a can coiler; 43. a sliver can; 5. electrostatic dust removal paper; 6. an airflow buncher; 7. a wire breakage alarm component; 71. a signal transmitter; 72. a signal receiver.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 3, a drawing frame with adjustable tension comprises a feeding device 1, a drafting device 2, a bundling device 3 and a sliver forming device 4 which are sequentially installed, wherein the feeding device 1 comprises a feeding sliver can 11, a sliver guide frame 12 and a sliver guide roller 13 and is used for actively feeding fiber slivers to subsequent devices, the drafting device 2 comprises a plurality of drafting rollers 21, a first group of drafting rollers 21 is adjacent to the sliver guide roller 13, a last group of drafting rollers 21 is adjacent to the bundling device 3, the bundling device 3 comprises a bundling box 31, the bundling box 31 is in a trapezoidal structure, the large-diameter end of the bundling box is a fiber sliver inlet, the small-diameter end of the bundling box is a fiber sliver outlet, the bundling box 31 is internally provided with sliver guide grooves 32 for separating the fiber slivers, the number of the sliver guide grooves 32 is consistent with the number of the sliver can 11, the middle of the sliver guide grooves 32 is provided with a feeding guide column 33 in a hollow structure, the guide post 33 is connected with the inner wall of the guide strip groove 32 through the elastic piece 34, so that a certain compression space is reserved between the guide post 33 and the guide strip groove 32, when external force is applied, the fiber strips press the guide post 33, the guide post 33 adjusts the tension force on the fiber strips under the elastic acting force, and the fiber strips are prevented from being broken due to overlarge stress, so that the purpose of protecting the fiber strips is achieved; the fiber strips are always tensioned in a natural state, so that the phenomenon of fiber strip floating or drooping is reduced, and the bundling effect is improved; secondly, the guide column 33 can effectively hold the fiber strips, so that the fiber strips can regularly move in the guide column 33 to prevent the fiber strips from being separated from the running track, and on the other hand, the fiber strips can be combed to enable long fibers of the fiber strips to be straightened and parallel, thereby improving the evenness quality and reducing the surface damage of the fibers; the sliver-forming device 4 comprises a pressure roller 41, a sliver can 43 and a can coiler 42 arranged thereon.
In this embodiment, the elastic member 34 is a spring or memory cotton, and is used to maintain the interference force between the guide ring and the fiber strips, and adjust and control the tension of the fiber strips through the elastic restoring force, so as to meet the requirements of the fiber strips with different tensions.
In this embodiment, the guide post 33 is made of toughened glass, and toughened glass is wear-resisting, does not produce static, and smooth resistance in surface is little, can guarantee the ribbon and smoothly carry, increases feeding stability, reduces the damage that causes the fibre because ribbon and buncher inner wall friction to prevent to produce static fine hair in the buncher and pile up, further improved the quality of ribbon.
In the feeding process of the fiber strips, because the fiber strips always rub against the guide post 33, a small amount of fiber flocks are inevitably generated, therefore, in the embodiment, the side edge of the guide post 33 is provided with a hole, and the corresponding position of the guide strip groove and the hole is provided with the electrostatic dust removal paper 5; can effectively adsorb cotton wool, hairiness and the like, ensures the cleanliness of the fiber strips and improves the quality of the fiber strips.
In this embodiment, the bundling device 3 further includes an airflow buncher 6 disposed at the rear end of the bundling box 31, and forward stretching force is applied to the fiber strips by using air pressure, so that the fiber strips can overcome friction force and adhesion and smoothly enter the pressing roller 41, the problems of fiber shedding and fiber breakage are further reduced, and the uniformity and strength of the fiber strips are greatly improved under the action of the airflow buncher 6, hairiness, shedding, fiber breakage and the like are remarkably reduced, and subsequent pressing is facilitated.
In this embodiment, each guide post 33 is provided with a wire breakage alarm assembly 7. Set up broken string warning subassembly 7, reduced the influence of broken string to whole production processes, do not need personnel to watch on the machine constantly.
In this embodiment, the disconnection warning assembly 7 includes a signal transmitter 71, a signal receiver 72 and a controller (not shown in the figure), the signal transmitter 71 is disposed on the upper wall of the guide pillar 33, the signal receiver 72 is disposed on the lower wall of the guide pillar 33 at a position corresponding to the signal transmitter 71, and the signal receiver 72 is electrically connected to the controller. Under normal conditions, the signal that signal transmitter 71 sent is blockked by the ribbon, and signal receiver 72 can not receive the signal, and the controller does not act on, and when the ribbon fracture, the signal that signal transmitter 71 sent is received by signal receiver 72, can send corresponding control signal for the drawing frame controller, and the controller self-closing drawing frame to guarantee product quality.
The utility model discloses a theory of operation does: the fiber strips are led out from a feeding sliver can 11 through a sliver guide roller 13 on a rack and gathered, and enter a drafting roller 21 in a flush manner, fiber drafting is implemented by utilizing different surface speeds of front and rear rollers, because a first group of drafting rollers 21 are adjacent to the sliver guide roller 13, the fiber strips can keep the original tension and structure when entering, deformation is avoided, the fiber strips after drafting are pulled into thin sheets, then the thin sheets are sent into a bundling device 3, bundling and guiding are carried out on the fiber strips, after the fiber strips are gathered into strips, a pressing roller 41 presses the fiber strips tightly, the fiber strips are made smooth and compact, and finally the fiber strips are regularly coiled in a sliver can 43 through a sliver coiler 42.

Claims (7)

1. The utility model provides a tension adjustable drawing frame, is including feeding device (1), drafting device (2), bunching device (3) and slivering device (4) that install in proper order, a serial communication port, bunching device (3) are including box (31) tied in a bundle, box (31) tied in a bundle is the trapezium structure, and its major diameter end is the ribbon entry, and the path end is the ribbon export, be equipped with in box (31) tied in a bundle with the spaced guide bar groove (32) of ribbon, the quantity of guide bar groove (32) is unanimous with the quantity of feeding can (11), the middle part of guide bar groove (32) is equipped with guide post (33) that is hollow structure, guide post (33) are through elastic component (34) and guide bar groove (32) inner wall connection.
2. The drawing frame with adjustable tension as claimed in claim 1, wherein the elastic member (34) is a spring or memory cotton.
3. The drawing frame with adjustable tension as claimed in claim 1, wherein the guide post (33) is made of tempered glass.
4. The drawing frame with adjustable tension as claimed in claim 1, wherein the guide post (33) has a hole on its side, and the electrostatic dust removing paper (5) is provided in the guide groove corresponding to the hole.
5. A drawing frame with adjustable tension as claimed in any one of claims 1 to 4, characterised in that the bundling means (3) further comprises an air flow buncher (6) arranged at the rear end of the bundling box (31).
6. Drawing frame with adjustable tension as in claim 1, characterized in that each guide post (33) is provided with a thread breakage warning assembly (7).
7. The drawing frame with adjustable tension as claimed in claim 6, characterized in that the disconnection warning assembly (7) comprises a signal transmitter (71), a signal receiver (72) and a controller, the signal transmitter (71) is arranged on the upper wall of the guide post (33), the signal receiver (72) is arranged on the lower wall of the guide post (33) at a position corresponding to the signal transmitter (71), and the signal receiver (72) is electrically connected with the controller.
CN201920148878.8U 2019-01-27 2019-01-27 Tension adjustable drawing frame Expired - Fee Related CN209989521U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920148878.8U CN209989521U (en) 2019-01-27 2019-01-27 Tension adjustable drawing frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920148878.8U CN209989521U (en) 2019-01-27 2019-01-27 Tension adjustable drawing frame

Publications (1)

Publication Number Publication Date
CN209989521U true CN209989521U (en) 2020-01-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920148878.8U Expired - Fee Related CN209989521U (en) 2019-01-27 2019-01-27 Tension adjustable drawing frame

Country Status (1)

Country Link
CN (1) CN209989521U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111364134A (en) * 2020-04-30 2020-07-03 陈飞 Weaving equipment with clean function

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111364134A (en) * 2020-04-30 2020-07-03 陈飞 Weaving equipment with clean function
CN111364134B (en) * 2020-04-30 2022-05-10 宁国金诺制衣有限公司 Weaving equipment with clean function

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Granted publication date: 20200124

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