CN217628769U

CN217628769U - Negative pressure special pipe and negative pressure gathering spinning device thereof

Info

Publication number: CN217628769U
Application number: CN202221455310.9U
Authority: CN
Inventors: 高进平; 徐兆山; 费云峰; 周栋梁; 姜彭宇
Original assignee: Changzhou Tonghe Textile Machinery Manufacture Co ltd
Current assignee: Changzhou Tonghe Textile Machinery Manufacture Co ltd
Priority date: 2022-06-11
Filing date: 2022-06-11
Publication date: 2022-10-21
Anticipated expiration: 2032-06-11

Abstract

The utility model relates to a negative pressure special pipe and negative pressure gather spinning device thereof, negative pressure special pipe include the first special pipe and the second special pipe of components of a whole that can function independently and are used for connecting the connection tube socket of two special pipes, be equipped with inlet scoop and a plurality of air current guide slot on first special pipe and the second special pipe respectively, connection tube socket upper portion left and right sides be equipped with respectively and be used for carrying out spacing first connecting portion and be used for carrying out spacing second connecting portion to the second special pipe to first special pipe, the downside that the connection tube seat is located connecting portion is equipped with the roller hole that gathers the roller and pass and is used for carrying out spacing two first slotted holes to two tension frame tip, the medial extremity of first special pipe and the medial extremity of second special pipe correspond first connecting portion and the second connecting portion of seal installation at the connection tube socket. The utility model discloses workable, installation maintenance convenient operation can reduce processing and use cost, makes net circle tension can remain stable to can be used for the spinning requirement more than the eight spindles.

Description

Negative pressure special-shaped pipe and negative pressure gathering spinning device thereof

Technical Field

The utility model relates to a negative pressure special pipe and negative pressure gather spinning device thereof belongs to the technical field that compact spinning machine's negative pressure gathered the device.

Background

In order to eliminate spinning triangle area, a negative pressure pneumatic gathering device for gathering fiber strands is added at the downstream of main drafting, the pneumatic gathering device mainly comprises a special-shaped tube, a grid ring, a gathering roller, a grid ring and a tension supporting mechanism for supporting the grid ring, the special-shaped tube is provided with a plurality of airflow guide grooves on the tube wall of a gathering working surface, air holes are densely distributed on the upper surface of the grid ring, a plurality of grid rings are respectively sleeved on the airflow guide grooves of the special-shaped tube correspondingly, each airflow guide groove corresponds to one fiber strand, and the fiber strands are gathered on the airflow guide grooves while being conveyed along with the rotation of the grid rings under the action of negative pressure airflow in the special-shaped tube, thereby effectively reducing spinning area and achieving the requirements of reducing yarn hairiness and increasing yarn strength.

The special-shaped tube structure of the existing negative pressure compact spinning device generally takes six spindles as the main part, namely six airflow guide grooves are arranged on the special-shaped tube, the special-shaped tube of some high-end spinning frames in international and domestic markets adopts an eight-spindle structure form, but the length of the special-shaped tube is increased by the integral special-shaped tube with more than eight spindles, and the production cost can be increased. Aiming at a negative pressure gathering spinning device of eight-spindle yarns, one type is provided with an integral tension supporting mechanism, and because a tension frame is longer and thin, the rigidity is poor, the processing difficulty is high, and the cost is high, the tension of a grid ring is unstable, fiber strands can not be gathered according to the design requirement, and then the yarns can not completely reach the required yarn hairiness and strength. Secondly, the longer tension bracket also has the difficult upset, increases the operation degree of difficulty, the inconvenient problem of maintenance. Another kind of structure is the tension supporting mechanism who adopts the components of a whole that can function independently, but need process in the special-shaped pipe middle part can tension supporting seat, has increased the processing degree of difficulty on the one hand, with high costs, and on the other hand causes the operation inconvenient because of difficult dismantlement, can increase the maintenance cost equally.

Disclosure of Invention

The utility model aims at providing an workable, installation maintenance convenient operation can reduce processing and use cost, makes net circle tension can remain stable to can be used for eight spindle spinning and the negative pressure special-shaped pipe of spinning more than eight spindles and negative pressure to gather spinning device.

The utility model discloses a reach the technical scheme of above-mentioned purpose: a negative pressure special pipe is characterized in that: the special-shaped pipe comprises a first special-shaped pipe and a second special-shaped pipe which are separated from each other and a connecting pipe seat used for connecting the two special-shaped pipes, wherein an air suction opening and a plurality of air flow guide grooves are formed in the first special-shaped pipe and the second special-shaped pipe respectively, a first connecting portion used for limiting the first special-shaped pipe and a second connecting portion used for limiting the second special-shaped pipe are arranged on the left side and the right side of the upper portion of the connecting pipe seat respectively, a roller hole used for allowing an aggregation roller to pass through and two first slotted holes used for limiting the end portions of two tension frames are formed in the lower side of the connecting pipe seat, and the inner end of the first special-shaped pipe and the inner end of the second special-shaped pipe are correspondingly and hermetically mounted on the first connecting portion and the second connecting portion of the connecting pipe seat.

Wherein, the utility model relates to a negative pressure gathers spinning device, its characterized in that: the device comprises a negative pressure special-shaped pipe, two end plugs, a gathering roller, a plurality of grid rings and two split tension supporting mechanisms, wherein the outer side end of the first special-shaped pipe and the outer side end of the second special-shaped pipe are hermetically arranged on the corresponding end plugs, the gathering roller is arranged in a roller hole in a penetrating manner, and the two ends of the gathering roller are arranged in bearing holes of the two end plugs through bearings; the tension supporting mechanism comprises a tension bracket, wherein the tension bracket is provided with a supporting elastic sheet and a tension supporting seat corresponding to the airflow guide groove, two ends of the supporting elastic sheet are arranged in a first slotted hole of the connecting pipe seat and a second slotted hole of the end plug, and each grid ring is respectively sleeved on the first special-shaped pipe and the gathering roller and the corresponding tension supporting seat as well as the second special-shaped pipe and the gathering roller and the corresponding tension supporting seat.

The utility model discloses a two special-shaped pipes of components of a whole that can function independently are connected through connecting the tube socket, reduce the special-shaped pipe processing degree of difficulty and manufacturing cost, make things convenient for the dismouting maintenance simultaneously, the rigidity of whole special-shaped pipe has been guaranteed, simultaneously two special-shaped pipes are equipped with the tension supporting mechanism homoenergetic of two components of a whole that can function independently and install on connecting tube socket and end plug, also can reduce the manufacturing cost of tension supporting mechanism, ensure the rigidity of tension supporting mechanism, make net circle tension can remain stable, can satisfy required spinning requirement. The utility model discloses owing to shortened tension supporting mechanism, the operation of being convenient for reduces and makes and the maintenance cost. The utility model discloses a negative pressure special pipe and negative pressure gather spinning device thereof, rational in infrastructure, succinct, the equipment is convenient, not only is suitable for eight spindle spinning's negative pressure and gathers spinning device, can also be applicable to more spindle spinning's negative pressure and gather spinning device, can be used for the high-end spinning frame.

Drawings

Embodiments of the present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of the negative pressure profile of the present invention.

Fig. 2 is a schematic structural view of the connection tube seat of the present invention.

Fig. 3 is a schematic structural view of a first special pipe of the present invention.

Fig. 4 is a schematic structural view of the compact spinning device of the present invention.

FIG. 5 is a schematic view showing the split structure of the compact spinning device of the present invention.

Fig. 6 is a schematic structural view of the present invention, which is used to install the tension support mechanism on the end plug and the connection pipe seat.

Fig. 7 isbase:Sub>A schematic sectional viewbase:Sub>A-base:Sub>A of fig. 6.

Fig. 8 is a schematic sectional structure view of B-B of fig. 6.

Wherein: 1-end plug, 1-special-shaped tube seat, 1-2-second slotted hole, 2-first special-shaped tube, 3-thin plate, 4-connecting tube seat, 4-1-first connecting part, 4-2-second connecting part, 4-3-inner rib plate, 4-roller hole, 4-5-first slotted hole, 5-second special-shaped tube, 6-gathering roller, 7-tension supporting mechanism, 7-1-tension frame, 7-2-tension supporting seat, 7-3-supporting elastic sheet, 8-grid ring and 9-bearing.

Detailed Description

It is shown in figure 1 ~ 3, the utility model relates to a negative pressure special-shaped pipe, including the first special-shaped pipe 2 and the second special-shaped pipe 5 of components of a whole that can function independently and be used for connecting the connection pipe seat 4 of two special-shaped pipes, be equipped with inlet scoop and a plurality of air current guide slot on first special-shaped pipe 2 and the second special-shaped pipe 5 respectively, through let in the negative pressure special-shaped pipe with the negative pressure air current with the inlet scoop in, the air current guide slot that the rethread corresponds gathers fibre palpus strip. As shown in fig. 1 and 3, the number of the air flow guide grooves of the first special-shaped tube 2 and the second special-shaped tube 5 of the present invention may be the same, or the number of the air flow guide grooves of the first special-shaped tube 2 is larger than the number of the air flow guide grooves of the second special-shaped tube 5, so as to satisfy the requirement of spinning with different spindle numbers. As shown in figures 1 and 3, the utility model discloses be equipped with four at least air current guide slots on first special-shaped pipe 2 and the second special-shaped pipe 5 respectively, first special-shaped pipe 2 and second special-shaped pipe 5 are installed and are constituteed eight spindle at least on connecting tube socket 4, make negative pressure special-shaped pipe can make up into eight spindle or ten spindle or more negative pressure special-shaped pipe of spindle number, can satisfy high-end spinning requirement.

As shown in fig. 1 and 4, the first special pipe 2 and the second special pipe 5 of the present invention are provided with the replaceable thin plate 3 at the corresponding air flow guide groove, the collecting groove on the thin plate 3 is communicated with the air flow guide groove, and when the working surface of the thin plate 3 is adopted, the air flow guide groove can be larger than the collecting groove as shown in fig. 3. The utility model discloses the special-shaped pipe can adopt aluminum alloy material to make to the stereoplasm oxidation increases hardness in surface, and the utility model discloses a sheet metal 3 adopts stainless steel or copper or plastics to make, and 3 thickness control of sheet metal between 0.1mm to 3mm, can quick replacement after 3 wearing and tearing of sheet metal to improve the wearability of special-shaped pipe, improve the life of special-shaped pipe, and reduce the cost of manufacture.

As shown in the figures 1 and 2, the left side and the right side of the upper part of the connecting tube seat 4 of the utility model are respectively provided with a first connecting part 4-1 for limiting the first special-shaped tube 2 and a second connecting part 4-2 for limiting the second special-shaped tube 5, the lower side of the connecting tube seat 4, which is positioned at the connecting parts, is provided with a roller hole 4-4 for the gathering roller 6 to pass and two first slotted holes 4-5 for limiting the end parts of two force frames 7-1, and the two special-shaped tubes and two tension supporting mechanisms 7 can be correspondingly arranged on the connecting tube seat 4 and the end plug 1. As shown in FIG. 2, the upper portion of the first slot 4-5 of the connection tube seat 4 of the present invention has a protruding stop and a terminal limiting surface, which facilitates the rapid limiting and connection of the supporting spring 7-3 of the tension support mechanism 7. As shown in fig. 1 and 4, the inner side end of the first special pipe 2 and the inner side end of the second special pipe 5 of the present invention are hermetically mounted on the first connecting portion 4-1 and the second connecting portion 4-2 of the connecting pipe seat 4.

As shown in fig. 2, the first connecting portion 4-1 and the second connecting portion 4-2 of the connecting tube seat 4 of the present invention are overhanging guide pillars, the end faces of the two sides of the connecting tube seat 4 are respectively provided with a spacing face, the inner side end of the first special-shaped tube 2 and the inner side end of the second special-shaped tube 5 are inserted into the corresponding guide pillars and connected to the spacing face, and the inner side end of the first special-shaped tube 2 and the inner side end of the second special-shaped tube 5 are correspondingly and sealingly mounted on the first connecting portion 4-1 and the second connecting portion 4-2 of the connecting tube seat 4. The utility model discloses can also be the jack that first connecting portion 4-1 and second connecting portion 4-2 on the connecting pipe seat 4 are the indent, and be equipped with spacing face in the jack, the medial extremity of first special-shaped pipe 2 and the medial extremity of second special-shaped pipe 5 cartridge respectively meet in the jack and with spacing face, correspond seal installation at the first connecting portion 4-1 and the second connecting portion 4-2 of connecting pipe seat 4 with the medial extremity of first special-shaped pipe 2 and the medial extremity of second special-shaped pipe 5, can make up into eight spindle, ten spindles, twelve spindles and more spindles's special-shaped pipe, the utility model discloses a connecting pipe seat 4 can adopt wear-resistant plastic or aluminum alloy material, and aluminum alloy surface stereoplasm oxidation treatment.

As shown in FIG. 2, the connecting pipe seat 4 of the present invention has a cavity therein which is communicated with the first connecting portion 4-1 and the second connecting portion 4-2, or the connecting pipe seat 4 has a cavity therein which is not communicated with the first connecting portion 4-1 and the second connecting portion 4-2, and the cavity on the connecting pipe seat 4 is provided with an inner rib plate 4-3, so that the connecting pipe seat 4 has better mechanical strength.

As shown in fig. 1-8, the negative pressure compact spinning device of the utility model comprises a negative pressure special-shaped tube, two end plugs 1, a compact roller 6, a plurality of grid rings 8 and two split tension support mechanisms 7. The outside end of first special-shaped pipe 2 and the outside end seal installation of second special-shaped pipe 5 are on the end plug 1 that corresponds, and 1 inboard upper portion of this end plug has the special-shaped tube socket 1-1 of evagination or indent, and the lower part is equipped with the dead eye and is used for carrying on spacing second slotted hole 1-2 to tension bracket 7-1, the utility model discloses second slotted hole 1-2 on the end plug 1 is the same with the first slotted hole 4-5 structure on the connecting tube seat 4, seals the outside of 2 outsides of first special-shaped pipe and first special-shaped pipe 2 through two end plugs 1 to keep stabilizing the interior stable negative pressure air current of special-shaped pipe and gathering the yarn through the air current guide slot or gather the groove, carry on spacingly to gathering roller 6 and tension supporting mechanism 7 simultaneously.

As shown in figures 4 and 5, the utility model discloses gather roller 6 and wear to establish in roller hole 4-4, have 1-2mm clearance between roller hole 4-4 and the roller 6 that gathers on the connecting pipe seat 4, be convenient for gather roller 6 and run through whole connecting pipe seat 4, conveniently gather the equipment of roller 6, and gather roller 6's both ends and install in the dead eye of two end plugs 1 through bearing 9, drive net circle 8 and rotate when rotatory through gathering roller 6, the rethread even negative pressure air current acts on each tow and stretches out the fibre bundle, make it gather into a bundle, twist afterwards makes its filoplume can seal winding on the yarn.

As shown in figures 4-8, the utility model discloses tension supporting mechanism 7 includes tension bracket 7-1, tension bracket 7-1 is last to have supporting shell fragment 7-3 and the tension bearing seat 7-2 that corresponds with the air current guide slot, the both ends of supporting shell fragment 7-3 are installed respectively in the first slotted hole 4-5 of connecting tube seat 4 and the second slotted hole 1-2 of end plug 1, as shown in figures 7, 8, two supporting shell fragments 7-3 medial extremity correspond to set up in the first slotted hole 4-5 of connecting tube seat 4 and protruding dog and tip spacing face spacing, the outside end of supporting shell fragment 7-3 sets up in the second slotted hole 1-2 of end plug 1 and carries out spacing, connect tension supporting mechanism 7 with spinning tube fast, net circle 8 suit respectively in first special-shaped tube 2 and gather roller 6 and correspond tension bearing seat 7-2 and second special-shaped tube 5 with gather roller 6 and correspond to tension bearing seat 7-2, because adopt two components of a whole that can function independently tension supporting mechanism 7 and install respectively in the left side and the connecting tube seat 4 and the right side of spinning seat and end plug 1 with gathering roller 6 and correspond to spin spindle seat, spinning spindle device such as eight spinning spindle devices of spinning or high-end plug combination into different high-end spinning frame, the requirement such as twelve spinning frame, etc..

Claims

1. A negative pressure special pipe which is characterized in that: including the first special pipe and the second special pipe of components of a whole that can function independently and be used for connecting the connection tube seat of two special pipes, be equipped with inlet scoop and a plurality of air current guide slot on first special pipe and the second special pipe respectively, the left and right sides of connection tube seat upper portion be equipped with respectively and be used for carrying on spacing first connecting portion and be used for carrying on spacing second connecting portion to the second special pipe to first special pipe, the connecting tube seat is equipped with the roller hole that passes that gathers in the downside of connecting portion and is used for carrying on spacing two first slotted holes to two tension bracket tip, the medial extremity of first special pipe and the medial extremity of second special pipe correspond seal installation at the first connecting portion and the second connecting portion of connection tube seat.

2. A negative pressure profiled tubing as claimed in claim 1, wherein: the first connecting part and the second connecting part on the connecting pipe seat are respectively provided with an overhanging guide pillar, the end surfaces of two sides of the connecting pipe seat are respectively provided with a limiting surface, and the inner side end of the first special-shaped pipe and the inner side end of the second special-shaped pipe are inserted on the corresponding guide pillars and connected with the limiting surfaces.

3. The negative pressure profile tube of claim 1, wherein: the first connecting portion and the second connecting portion on the connecting tube seat are both concave insertion holes, limiting surfaces are arranged in the insertion holes, and the inner side end of the first special-shaped tube and the inner side end of the second special-shaped tube are respectively inserted into the insertion holes and connected with the limiting surfaces.

4. The negative pressure profile tube of claim 1, wherein: the connecting pipe seat is internally provided with a cavity and is communicated with the first connecting part and the second connecting part, or the connecting pipe seat is internally provided with a cavity which is not communicated with the first connecting part and the second connecting part, and the cavity on the connecting pipe seat is internally provided with an inner rib plate.

5. The negative pressure profile tube of claim 1, wherein: the first special pipe and the second special pipe are respectively provided with at least four air flow guide grooves, and the first special pipe and the second special pipe are arranged on the connecting pipe seat to form at least eight ingots.

6. The negative pressure profile tube of claim 1, wherein: the first special pipe and the second special pipe are provided with replaceable sheets at the corresponding air flow guide grooves, and the gathering grooves on the sheets are communicated with the air flow guide grooves.

7. The negative pressure profile tube of claim 1, wherein: the connecting pipe seat is also provided with a raised stop block and an end part limiting surface in the first slot.

8. A negative pressure compact spinning device is characterized in that: the negative pressure special-shaped pipe comprises the negative pressure special-shaped pipe, two end plugs, a gathering roller, a plurality of grid rings and two split tension support mechanisms according to claims 1 to 7, wherein the outer side end of the first special-shaped pipe and the outer side end of the second special-shaped pipe are hermetically arranged on the corresponding end plugs, the gathering roller is arranged in a roller hole in a penetrating manner, and the two ends of the gathering roller are arranged in bearing holes of the two end plugs through bearings; the tension supporting mechanism comprises a tension bracket, wherein the tension bracket is provided with a supporting elastic sheet and a tension supporting seat corresponding to the airflow guide groove, two ends of the supporting elastic sheet are arranged in a first slotted hole of the connecting pipe seat and a second slotted hole of the end plug, and each grid ring is respectively sleeved on the first special-shaped pipe and the gathering roller and the corresponding tension supporting seat as well as the second special-shaped pipe and the gathering roller and the corresponding tension supporting seat.

9. A negative pressure accumulating spinning device according to claim 8, wherein: a gap of 1-2mm is arranged between the roller holes on the connecting pipe seat and the gathering roller.