CN203683819U - Bothway weft insertion mechanism of bothway weft insertion air jet loom - Google Patents
Bothway weft insertion mechanism of bothway weft insertion air jet loom Download PDFInfo
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- CN203683819U CN203683819U CN201420055467.1U CN201420055467U CN203683819U CN 203683819 U CN203683819 U CN 203683819U CN 201420055467 U CN201420055467 U CN 201420055467U CN 203683819 U CN203683819 U CN 203683819U
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Abstract
The utility model relates to a bothway weft insertion mechanism of a bothway weft insertion air jet loom. The bothway weft insertion mechanism comprises main spray supports, main nozzles, a reed and a reed base, the two main nozzles are symmetrically arranged on the left side and the right side of the reed base, and a main spray pipe base of each main nozzle is provided with a cotton waste leading-out groove, wherein the inlet of the cotton waste leading-out groove is provided with a cotton waste suction pipe, the outlet of the cotton waste leading-out groove is provided with a cotton waste leading-out pipe, and a cotton waste airflow inlet is formed beside the cotton waste leading-out groove and connected with an air compressor. The main spray pipe bases of the two main nozzles are respectively connected with one main spray support through a rotating shaft. The two main spray supports and the reed are fixed to the reed base, the reed is located between the two main spray supports, and the reed is provided with a through groove for weft to fly. The bothway weft insertion mechanism is adopted in the bothway weft insertion method, and when the main nozzle on the left side carries out weft insertion, the main nozzle on the right side collects the weft; when the main nozzle on the right carries out the weft insertion, the main nozzle on the left side collects the weft, and the operation is carried out in sequence. The bothway weft insertion mechanism is ingenious and reasonable in structure and has the weft absorbing function and can be used for carrying out bothway weft insertion.
Description
Technical field
The utility model relates to air-jet loom, and specifically the two-way weft insertion device of two-way wefting insertion air-jet loom and two-way Weft insertion method, belong to textile machine equipment technical field.
Background technology
Air-jet loom is a kind of textile machine of fast development recent years, and the wefting insertion action of current air-jet loom is all, by air-flow, weft yarn is taken to opposite side from loom one side, and weft yarn is one-way movement.Because jet loom for drawing weft yarn belongs to free end wefting insertion, weft yarn is in the process of flight, and tension force, the twist can weaken gradually, cause fabric irregular at fabric width direction tension force, and after dyeing, aberration appears in the right and left.This is the global problem of restriction air-jet loom development.In order to solve this difficult problem, the technical scheme of the two-way wefting insertion of air-jet loom is proposed.But one of key issue of the two-way wefting insertion of restriction air-jet loom is exactly main burner.At present the structure of main burner can only single-sided arrangement, because the main jet pipe of main burner is aimed at flight corridor---the special-shaped groove of special-shaped reed of weft yarn.If bilateral layout, after a side main burner is put yarn wefting insertion, weft yarn can fly in the main jet pipe of offside along special-shaped reed, causes wefting insertion process to proceed.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of two-way weft insertion device and two-way Weft insertion method of two-way wefting insertion air-jet loom is provided, and two-way weft insertion device structure is ingenious rationally, has the yarn of suction function, can be used for two-way wefting insertion.
The technical scheme providing according to the utility model: the two-way weft insertion device of two-way wefting insertion air-jet loom, is characterized in that: comprise main jet bearing, main burner, reed and slay, described main burner has two, and two main burners are arranged symmetrically in the left and right sides of slay; Each main burner comprises main jet base, nozzle needle and main jet pipe, and main jet pipe and nozzle needle are arranged on main jet base, and nozzle needle and main jet pipe are arranged on same straight line and are interconnected, and described main jet base is provided with air flow inlet, air flow inlet and nozzle needle internal communication; Described main jet base is provided with refuse yarn lead-out groove, in the porch of refuse yarn lead-out groove, refuse yarn suction pipe is installed, in the exit of refuse yarn lead-out groove, refuse yarn fairlead is installed, be provided with refuse yarn air flow inlet on the side of refuse yarn lead-out groove, refuse yarn air flow inlet is connected with air compressor machine by flexible pipe, to pass into compressed air; Main jet base on described two main burners is respectively connected with a main jet bearing by rotating shaft, and main jet base can rotate around the axis; Two main jet bearings and reed are fixed on slay jointly, and reed is between two main jet bearings, and reed is provided with the groove for weft yarn flight.
As the further improvement of described two-way weft insertion device, described main burner also comprises additional nozzle needle seat, on additional nozzle needle seat and main jet base, is fixed together; Described main jet pipe is that one or more, all main jet pipes is installed on main jet base; Described nozzle needle quantity is consistent with main jet pipe quantity, and one of them nozzle needle is arranged on main jet base, and remaining nozzle needle is arranged on additional nozzle needle seat; Above-mentioned each nozzle needle and each main jet pipe are arranged on correspondingly on same straight line and are interconnected, and between all main jet pipes, form angle, and the head end of all main jet pipes is together adjacent; Described main jet base is provided with the air flow inlet consistent with nozzle needle quantity, each air flow inlet and each nozzle needle internal communication.
As the further improvement of described two-way weft insertion device, described main jet pipe has two, is respectively a main jet pipe, No. two main jet pipes, and a described main jet pipe, No. two main jet pipes are arranged on main jet base; Described nozzle needle also has two, is respectively a nozzle needle, No. two nozzle needles, and No. one nozzle needle is arranged on main jet base, and No. two nozzle needle is arranged on additional nozzle needle seat; A described nozzle needle and a main jet pipe are arranged on same straight line and are interconnected, described No. two nozzle needles and No. two main jet pipes are arranged on same straight line and are interconnected, between a main jet pipe and No. two main jet pipes, form angle, together with the head end of main jet pipe and No. two main jet pipes is adjacent; Described main jet base is provided with air flow inlet No. one, and described additional nozzle needle seat is provided with air flow inlet No. two, an air flow inlet and a nozzle needle internal communication, No. two air flow inlets and No. two nozzle needle internal communication.
As the further improvement of described two-way weft insertion device, in described main jet base, be processed with two groove and installing holes that extend along main jet base length direction, this installing hole is located along the same line and runs through with a groove wherein and is communicated with; On described additional nozzle needle seat, be processed with the installing hole that another extends along additional nozzle needle seat length direction, the installing hole on additional nozzle needle seat is located along the same line and runs through with another groove on main jet base and is communicated with; Between two described installing holes, form angle, the spacing between two installing holes is diminished gradually by the rear end forward end of adding nozzle needle seat; A described main jet pipe, No. two main jet pipe correspondences are arranged in two grooves in main jet base, and a described nozzle needle is arranged in the installing hole on main jet base, and described No. two nozzle needles are arranged in the installing hole on additional nozzle needle seat.
As the further improvement of described two-way weft insertion device, the angle between the installing hole on the installing hole on described main jet base and additional nozzle needle seat is between 2 ° ~ 10 °.
As the further improvement of described two-way weft insertion device, two-way described refuse yarn lead-out groove is arranged on the groove below on main jet base.
The two-way Weft insertion method of two-way wefting insertion air-jet loom, is characterized in that: adopt above-mentioned two-way weft insertion device, application wefting insertion connects latitude state switch technology, and when the main burner wefting insertion in left side, the main burner on right side is in connecing latitude state; When the main burner wefting insertion on next latitude right side, the main burner in left side is transformed into the latitude state that connects, and circulation, constantly goes on wefting insertion process successively, completes the two-way wefting insertion process of air-jet loom.
As the further improvement of described two-way Weft insertion method, the concrete steps that described wefting insertion connects latitude state switch technology are as follows:
(1), in the time of the main burner wefting insertion in loom left side, all main jet pipes of left side main burner are aimed at the groove of reed, now left side main burner is in wefting insertion state: weft yarn is drawn from main jet pipe through nozzle needle; Compressed air enters in nozzle needle and main jet pipe from air flow inlet, and weft traction flies forward;
(2), between loom running is to 50 ° ~ 100 ° time, left side main burner starts to put latitude, weft yarn advances from left to right in the groove of reed;
(3), in the main burner wefting insertion process of left side, the main jet base of right side main burner rotates around the axis, make the groove of the refuse yarn suction pipe aligning reed on main jet base, right side main burner is transformed into the latitude state that connects, compressed air enters refuse yarn lead-out groove from refuse yarn air flow inlet, forms negative pressure in the porch of refuse yarn suction pipe;
(4), when weft yarn flight arrives behind loom right side, the refuse yarn suction pipe of right side main burner holds weft yarn;
(5), loom remains in operation, weft yarn is pushed fell by reed, forms fabric, loom is prepared to enter next and is turned;
(6), loom enters after next turns, the scissors of the loom left and right sides is cut off the weft yarn of introducing fabric, the unnecessary refuse yarn shearing off, under the drive of refuse yarn air-flow, is isolated weft insertion system along refuse yarn lead-out groove and fairlead;
(7), between 240 ° ~ 350 °, before loom running turns to next time, the main burner on loom right side starts to change to wefting insertion state from connecing latitude state;
(8), the main jet base of right side main burner rotates backward around the shaft, make the groove of the main jet pipe aligning reed on main jet base, when loom enters next when turning and running between 40 ° ~ 90 °, right side main burner is transformed into wefting insertion state: weft yarn is drawn from main jet pipe through nozzle needle; Compressed air enters in nozzle needle and main jet pipe from air flow inlet, and weft traction flies forward;
(9), in the time that loom turns round between 50 ° ~ 100 ° that turn to next, right side main burner starts to put latitude, weft yarn advances from right to left in the groove of reed;
(10), in the main burner wefting insertion process of right side, the main jet base of left side main burner rotates around the axis, and makes refuse yarn suction pipe on main jet base aim at the groove of reed, left side main burner is transformed into from wefting insertion state the latitude state that connects;
(11), when weft yarn flight arrives behind loom left side, the refuse yarn suction pipe of left side main burner holds weft yarn;
(12), loom remains in operation, weft yarn is pushed fell by reed, forms fabric, loom prepares to enter next wefting insertion circulation.
the utility model compared with prior art, has the following advantages:two-way weft insertion device structure of the present utility model is ingenious rationally, has the yarn of suction function, can be used for two-way wefting insertion.
Accompanying drawing explanation
Fig. 1 is the sectional perspective structure chart of two-way weft insertion device in the utility model embodiment.
Fig. 2 is the structural front view of two-way weft insertion device in the utility model embodiment.
Fig. 3 is the structural representation of main burner in the time of wefting insertion state in two-way weft insertion device.
Fig. 4 is the structural representation of main burner in the time connecing latitude state in two-way weft insertion device.
The specific embodiment
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
As shown in Fig. 1 ~ Fig. 4: the two-way weft insertion device in embodiment is mainly made up of main jet bearing 11, main burner, reed 16 and slay 15, main burner has two, and two main burners are arranged symmetrically in the left and right sides of slay 15; Described main burner is mainly made up of main jet base 1, additional nozzle needle seat 2, main jet pipe 3, No. two main jet pipes 4, nozzle needle 5, No. two nozzle needles 6, refuse yarn suction pipe 7 and refuse yarn fairleads 8; Described additional nozzle needle seat 2 is fixed together with main jet base 1; A described main jet pipe 3, No. two main jet pipes 4 are arranged on main jet base 1; A described nozzle needle 5 is arranged on main jet base 1, No. two nozzle needles 6 are arranged on additional nozzle needle seat 2; A described nozzle needle 5 and a main jet pipe 3 are arranged on same straight line and are interconnected, described No. two nozzle needles 6 and No. two main jet pipes 4 are arranged on same straight line and are interconnected, between a main jet pipe 3 and No. two main jet pipes 4, form angle, together with the head end of main jet pipe 3 and No. two main jet pipes 4 is adjacent; Described main jet base 1 below is provided with air flow inlet 9 No. one, and described additional nozzle needle seat 2 is provided with 10, numbers air flow inlets 9 of No. two air flow inlets and nozzle needle 5 internal communication, No. two air flow inlets 10 and No. two nozzle needle 6 internal communication; On described main jet base 1, be provided with refuse yarn lead-out groove 18, in the porch of refuse yarn lead-out groove 18, refuse yarn suction pipe 7 is installed, in the exit of refuse yarn lead-out groove 18, refuse yarn fairlead 8 is installed, be provided with refuse yarn air flow inlet 19 on the side of refuse yarn lead-out groove 18, refuse yarn air flow inlet 19 is connected with air compressor machine by flexible pipe, to pass into compressed air; Main jet base 1 on two main burners is respectively connected with a main jet bearing 11 by rotating shaft 12, and main jet base 1 can 12 rotate around the shaft; Two main jet bearings 11 and reed 16 are fixed on slay 15 jointly, and reed 16 is between two main jet bearings 11, and reed 16 is provided with the groove 17 for weft yarn flight.
As shown in Fig. 1 ~ Fig. 4, in the utility model embodiment, in described main jet base 1, be processed with two groove and installing holes that extend along main jet base 1 length direction, this installing hole is located along the same line and runs through with a groove wherein and is communicated with; On described additional nozzle needle seat 2, be processed with the installing hole that another extends along additional nozzle needle seat 2 length directions, the installing hole on additional nozzle needle seat 2 is located along the same line and runs through with another groove on main jet base 1 and is communicated with; Between two described installing holes, form the angle of 2 ° ~ 10 °, the spacing between two installing holes is diminished gradually by the rear end forward end of adding nozzle needle seat 2; A described main jet pipe 3, No. two main jet pipe 4 correspondences are arranged in two grooves in main jet base 1, and a described nozzle needle 5 is arranged in the installing hole on main jet base 1, and described No. two nozzle needles 6 are arranged in the installing hole on additional nozzle needle seat 2.Described refuse yarn lead-out groove 18 is arranged on the groove below on main jet base 1.
It should be noted that in the each main burner in above-described embodiment, there are two main jet pipes, but in actual applications, main jet pipe is not limited in two, is likely one or more, this should belong to the protection domain of this patent equally.
Two-way Weft insertion method of the present utility model is to adopt this two-way weft insertion device, and application wefting insertion connects latitude state switch technology, and when the main burner wefting insertion in left side, the main burner on right side is in connecing latitude state; When the main burner wefting insertion on next latitude right side, the main burner in left side is transformed into the latitude state that connects, and circulation, constantly goes on wefting insertion process successively, completes the two-way wefting insertion process of air-jet loom.
The concrete steps that described wefting insertion connects latitude state switch technology are as follows:
(1), in the time of the main burner wefting insertion in loom left side, main jet pipe 3 of left side main burner and No. two main jet pipes 4 are aimed at the groove 17 of reed 16, now left side main burner is in wefting insertion state: No. one weft yarn 13 is drawn from a main jet pipe 3 through a nozzle needle 5, and No. two weft yarns 14 are drawn from No. two main jet pipes 4 through No. two nozzle needles 6; Compressed air enters in a nozzle needle 5 and a main jet pipe 3, enters in No. two nozzle needles 6 and No. two main jet pipes 4 from No. two air flow inlets 10 from an air flow inlet 9 respectively, draws respectively a weft yarn 13 or No. two weft yarns 14 and flies forward;
(2), between loom running is to 50 ° ~ 100 ° time, left side main burner starts to put latitude, a weft yarn 13 or No. two weft yarns 14 advance from left to right in the groove 17 of reed 16;
(3), in the main burner wefting insertion process of left side, the main jet base 1 of right side main burner 12 rotates around the shaft, make refuse yarn suction pipe 7 on main jet base 1 aim at the groove 17 of reed 16, right side main burner is transformed into the latitude state that connects, compressed air enters refuse yarn lead-out groove 18 from refuse yarn air flow inlet 19, forms negative pressure in the porch of refuse yarn suction pipe 7;
(4), when weft yarn 13 or No. two weft yarns 14 flights arrive behind loom right sides, the refuse yarn suction pipe 7 of right side main burner holds a weft yarn 13 or No. two weft yarns 14;
(5), loom remains in operation, a weft yarn 13 or No. two weft yarns 14 are pushed fell by reed 16, forms fabric, loom is prepared to enter next and is turned;
(6), loom enters after next turns, the scissors of the loom left and right sides is cut off the weft yarn of introducing fabric, the unnecessary refuse yarn shearing off, under the drive of refuse yarn air-flow, is separated along refuse yarn lead-out groove 18 and fairlead;
(7), in loom running when entering between next before turning 240 ° ~ 350 °, the main burner on loom right side starts to change to wefting insertion state from connecing latitude state;
(8), the main jet base 1 of right side main burner 12 rotates backward around the shaft, make on main jet base 1 main jet pipe 3 and No. two main jet pipes 4 aim at the groove 17 of reed 16, when loom enters next when turning and running between 40 ° ~ 90 °, right side main burner is transformed into wefting insertion state: No. one weft yarn 13 is drawn from a main jet pipe 3 through a nozzle needle 5, and No. two weft yarn 14 is drawn from No. two main jet pipes 4 through No. two nozzle needles 6; Compressed air enters in a nozzle needle 5 and a main jet pipe 3, enters in No. two nozzle needles 6 and No. two main jet pipes 4 from No. two air flow inlets 10 from an air flow inlet 9 respectively, draws respectively a weft yarn 13 or No. two weft yarns 14 and flies forward;
(9), in the time that loom turns round between 50 ° ~ 100 ° that turn to next, right side main burner starts to put latitude, a weft yarn 13 or No. two weft yarns 14 advance from right to left in the groove 17 of reed 16;
(10), in the main burner wefting insertion process of right side, the main jet base 1 of left side main burner 12 rotates around the shaft, makes refuse yarn suction pipe 7 on main jet base 1 aim at the groove 17 of reed 16, left side main burner is transformed into from wefting insertion state the latitude state that connects;
(11), when weft yarn 13 or No. two weft yarns 14 flights arrive behind looms left side, the refuse yarn suction pipe 7 of left side main burner holds a weft yarn 13 or No. two weft yarns 14;
(12), loom remains in operation, a weft yarn 13 or No. two weft yarns 14 are pushed fell by reed 16, forms fabric, loom prepares to enter next wefting insertion circulation.
Claims (6)
1. the two-way weft insertion device of two-way wefting insertion air-jet loom, is characterized in that: comprise main jet bearing (11), main burner, reed (16) and slay (15), described main burner has two, and two main burners are arranged symmetrically in the left and right sides of slay (15); Each main burner comprises main jet base (1), nozzle needle and main jet pipe, main jet pipe and nozzle needle are arranged on main jet base (1), nozzle needle and main jet pipe are arranged on same straight line and are interconnected, and described main jet base (1) is provided with air flow inlet, air flow inlet and nozzle needle internal communication; On described main jet base (1), be provided with refuse yarn lead-out groove (18), in the porch of refuse yarn lead-out groove (18), refuse yarn suction pipe (7) is installed, in the exit of refuse yarn lead-out groove (18), refuse yarn fairlead (8) is installed, be provided with refuse yarn air flow inlet (19) on the side of refuse yarn lead-out groove (18), refuse yarn air flow inlet (19) is connected with air compressor machine by flexible pipe, to pass into compressed air; Main jet base (1) on described two main burners is respectively connected with a main jet bearing (11) by rotating shaft (12), and main jet base (1) around the shaft (12) rotates; It is upper that two main jet bearings (11) and reed (16) are fixed on slay (15) jointly, and reed (16) is positioned between two main jet bearings (11), and reed (16) is provided with the groove (17) for weft yarn flight.
2. the two-way weft insertion device of two-way wefting insertion air-jet loom as claimed in claim 1, is characterized in that: described main burner also comprises additional nozzle needle seat (2), and additional nozzle needle seat (2) is fixed together with main jet base (1); Described main jet pipe is that one or more, all main jet pipes is installed on main jet base (1); Described nozzle needle quantity is consistent with main jet pipe quantity, and it is upper that one of them nozzle needle is arranged on main jet base (1), and remaining nozzle needle is arranged on additional nozzle needle seat (2); Above-mentioned each nozzle needle and each main jet pipe are arranged on correspondingly on same straight line and are interconnected, and between all main jet pipes, form angle, and the head end of all main jet pipes is together adjacent; Described main jet base (1) is provided with the air flow inlet consistent with nozzle needle quantity, each air flow inlet and each nozzle needle internal communication.
3. the two-way weft insertion device of two-way wefting insertion air-jet loom as claimed in claim 2, it is characterized in that: described main jet pipe has two, be respectively a main jet pipe (3), No. two main jet pipes (4), a described main jet pipe (3), No. two main jet pipes (4) are arranged on main jet base (1); Described nozzle needle also has two, is respectively a nozzle needle (5), No. two nozzle needles (6), and it is upper that a nozzle needle (5) is arranged on main jet base (1), and No. two nozzle needles (6) are arranged on additional nozzle needle seat (2); A described nozzle needle (5) is arranged on same straight line and is interconnected with a main jet pipe (3), described No. two nozzle needles (6) are arranged on same straight line and are interconnected with No. two main jet pipes (4), between a main jet pipe (3) and No. two main jet pipes (4), form angle, together with the head end of a main jet pipe (3) and No. two main jet pipes (4) is adjacent; Described main jet base (1) is provided with an air flow inlet (9), described additional nozzle needle seat (2) is provided with No. two air flow inlets (10), an air flow inlet (9) and a nozzle needle (5) internal communication, No. two air flow inlets (10) and No. two nozzle needles (6) internal communication.
4. the two-way weft insertion device of two-way wefting insertion air-jet loom as claimed in claim 3, it is characterized in that: in described main jet base (1), be processed with two groove and installing holes that extend along main jet base (1) length direction, this installing hole is located along the same line and runs through with a groove wherein and is communicated with; On described additional nozzle needle seat (2), be processed with the installing hole that another extends along additional nozzle needle seat (2) length direction, the installing hole on additional nozzle needle seat (2) is located along the same line and runs through with another groove on main jet base (1) and is communicated with; Between two described installing holes, form angle, the spacing between two installing holes is diminished gradually by the rear end forward end of adding nozzle needle seat (2); A described main jet pipe (3), No. two main jet pipes (4) correspondence are arranged in two grooves in main jet base (1), a described nozzle needle (5) is arranged in the installing hole on main jet base (1), and described No. two nozzle needles (6) are arranged in the installing hole on additional nozzle needle seat (2).
5. the two-way weft insertion device of two-way wefting insertion air-jet loom as claimed in claim 4, is characterized in that: the angle between the installing hole on the installing hole on described main jet base (1) and additional nozzle needle seat (2) is between 2 ° ~ 10 °.
6. the two-way weft insertion device of two-way wefting insertion air-jet loom as claimed in claim 4, is characterized in that: described refuse yarn lead-out groove (18) is arranged on the groove below on main jet base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420055467.1U CN203683819U (en) | 2014-01-28 | 2014-01-28 | Bothway weft insertion mechanism of bothway weft insertion air jet loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420055467.1U CN203683819U (en) | 2014-01-28 | 2014-01-28 | Bothway weft insertion mechanism of bothway weft insertion air jet loom |
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| CN203683819U true CN203683819U (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420055467.1U Withdrawn - After Issue CN203683819U (en) | 2014-01-28 | 2014-01-28 | Bothway weft insertion mechanism of bothway weft insertion air jet loom |
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| CN (1) | CN203683819U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103757804A (en) * | 2014-01-28 | 2014-04-30 | 无锡精业丝普兰科技股份有限公司 | Two-way weft insertion mechanism and method of two-way weft insertion air jet loom |
| CN111364152A (en) * | 2020-04-28 | 2020-07-03 | 山东日发纺织机械有限公司 | Air jet loom and weft yarn drafting device thereof |
-
2014
- 2014-01-28 CN CN201420055467.1U patent/CN203683819U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103757804A (en) * | 2014-01-28 | 2014-04-30 | 无锡精业丝普兰科技股份有限公司 | Two-way weft insertion mechanism and method of two-way weft insertion air jet loom |
| CN111364152A (en) * | 2020-04-28 | 2020-07-03 | 山东日发纺织机械有限公司 | Air jet loom and weft yarn drafting device thereof |
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Granted publication date: 20140702 Effective date of abandoning: 20150325 |
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