CN105483845A - Processing equipment for polyester industrial filaments for fine denier sewing threads - Google Patents
Processing equipment for polyester industrial filaments for fine denier sewing threads Download PDFInfo
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- CN105483845A CN105483845A CN201510883555.XA CN201510883555A CN105483845A CN 105483845 A CN105483845 A CN 105483845A CN 201510883555 A CN201510883555 A CN 201510883555A CN 105483845 A CN105483845 A CN 105483845A
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Abstract
The invention relates to processing equipment for polyester industrial filaments for fine denier sewing threads and belongs to the technical field of fiber processing facilities. The processing equipment is constituted by a spinning manifold, a rear heater, a spinning channel, a drafting and heat shaping mechanism and a coiling mechanism in sequence from top to bottom, the spinning manifold is constituted by an outer manifold body, an inner barrel body, a metering pump, a melt distribution pipe and a spinning assembly, and the drafting and heat shaping mechanism is of a five-pair-roller structure, wherein the first pair of rollers are cold rollers, the second pair and the third pair of rollers are medium-temperature rollers, the fourth pair of rollers are sub high temperature rollers, and the fifth pair of rollers are high temperature rollers. By means of the processing equipment, the fineness of the sewing threads can be controlled to 250 D and below, the breaking strength can be controlled to 6.8 cN/dtex and above, the elongation at break can be controlled to 15+/-2%, the processing requirements of the sewing threads can be satisfied completely, and the processing equipment can be further applied to such special fields as protective garments and heat preservation covers.
Description
Technical field
The present invention relates to a kind of process equipment of thin dawn sewing thread polyester industrial yarn, belong to fibre processing technologies field.
Background technology
Sewing thread refer to sew up textile material, plastics, leather and fur products and seam staple together periodical etc. yarn, have the features such as intensity is high, ABRASION RESISTANCE good, creep resistant, good weatherability, it must meet the requirement of seamability, durability and presentation quality.But in production application, the degree of drawing of civilian silk is not enough, and fracture strength is little, and extension at break is large, cannot meet above-mentioned requirements.Polyester industrial yarn typically refers to the industrial yarn of more than 600D, and the outfit of regular industrial silk production line cannot spin 250D and following fine denier high intensity sewing thread silk.
Based on this, make subject application.
Summary of the invention
In order to spin fine denier high intensity sewing thread polyester industrial yarn, to meet the requirement that polyester industrial yarn segments market, the invention provides a kind of equipment carrying out thin dawn sewing thread processing, the thin dawn sewing thread adopting this equipment to process, its dawn number can lower than 250D, and strength and extension property can meet sewing requirement.
For achieving the above object, the technical scheme taked of the present invention is as follows:
A kind of process equipment of thin dawn sewing thread polyester industrial yarn, from top to bottom successively by spinning manifold, post-heater, spinning shaft, drawing and heat-setting mechanism and winding mechanism are formed, described spinning manifold is by outer case, inner barrel, measuring pump, melt pipe, melt distributing pipe and filament spinning component are formed, outer case is set on inner barrel, by upper cover, (left and right) side plate and base plate are formed, base plate is provided with outlet, melt pipe, measuring pump, melt distributing pipe is connected in turn with filament spinning component, measuring pump is installed on inner barrel by measuring pump connecting rod, filament spinning component is then installed in inner barrel, corresponding with outlet below filament spinning component, drawing and heat-setting mechanism adopts five roller pair structures, and wherein the first pair roller is cold roller, and the second pair roller and the 3rd pair roller are middle temperature roller, and the 4th pair roller is time high-temperature roller, 5th pair roller is high-temperature roller.
Further, as preferably:
The two ends of described inner barrel are connected to return duct, for the backflow of spinning manifold condensate liquid.
Be provided with heating agent entrance in the middle part of described inner barrel, and heating agent entrance is identical with the distance at inner barrel two ends.
Described filament spinning component is made up of melt inlet, top board, material cup, distribution plate and spinnerets, top board, material cup, distribution plate, spinnerets are installed from top to bottom in turn, melt inlet is connected with melt distributing pipe, melt distributing pipe is then communicated with measuring pump, and material cup is connected with melt inlet, is filled with metal sand in it, filtering accuracy is 18-22 micron, distribution plate arranges dispensing orifice, spinnerets arranges spinneret orifice, material cup is communicated with by dispensing orifice with spinneret orifice.
Described melt pipe comprises inner connecting tube and outer tube, and inner connecting tube lower end is connected with measuring pump, and outer tube is set in outside inner connecting tube, and outer tube is fixed on inner barrel outer wall by piping support.
In described drawing and heat-setting mechanism, the first pair roller is room temperature, and the temperature of the second pair roller is 85-100 DEG C, and the temperature of the 3rd pair roller is 110-250 DEG C, and the temperature of the 4th pair roller is 110-250 DEG C, and the temperature of the 5th pair roller is 220-250 DEG C.
In described winding mechanism, its winding angle fluctuates between 5-6 °, and first increases and subtract afterwards.
Operation principle of the present invention and beneficial effect as follows:
1) innovative point of the present invention focuses on that filament spinning component, spinning manifold and spinning shaft cool, on the compatibility of drawing and heat-setting.In melt forming process, melt interior quality can directly affect its follow-up drawing-off effect, and then affect the controlled range of its fiber number and drawing-off parameter, wherein, melt extrusion mainly completes in spinning manifold, in the application, spinning manifold is formed primarily of outer case, inner barrel, measuring pump, melt pipe, melt distributing pipe and filament spinning component, melt feeds from melt pipe, after measuring pump input pipe enters measuring pump, then is delivered to filament spinning component place through measuring pump efferent duct, in spinning component structure, melt inlet is communicated with measuring pump efferent duct, melt is after different melt entrance enters, the material cup below top board can be entered into simultaneously, ensure that the homogeneity that melt is supplied and uniformity, metal sand is filled in material cup, its filtering accuracy is made to control at 18-22 micron, while melt is carried out fine filtering, also mixed once process has been carried out to the melt of process, and after extrude through spinnerets, outlet on outer case base plate goes out spinning manifold, uniform strand is begun to take shape from spinning manifold melt out, after these strands enter spinning shaft cooling forming, send into drawing and heat-setting, after the ladder-elevating temperature drawing and heat-setting of five pair rollers, shaping fiber is again through being wound into cylinder.
2) second innovative point of the present invention is coordinating of spinning shaft cooling and post-heater and spinning manifold.After the sizing of melt mainly occurs in out spinning manifold, between post-heater and spinning shaft and in spinning shaft, wherein, the temperature of post-heater usually and spinning manifold be close, and the temperature of spinning shaft will well below post-heater, for avoiding quenching, the rapid wet impact on bar evenness, the application is coordinated with spinning manifold by spinning manifold, post-heater, lateral blowing mechanism, ensure that shaping to stablize, evenly carry out.
3) the 3rd innovative point of the present invention is the design of drawing and heat-setting.In this application, drawing and heat-setting adopts the structure of five pair rollers (totally 10 rollers), and adopt the staged temperature difference, in five pair rollers, have employed normal temperature roller (also referred to as cold roller), middle temperature roller, secondary high-temperature roller and high-temperature roller respectively, dissimilar roller is arranged at different positions, and cooperatively interacts, guarantee shaping after bar do drawing and setting gradually.
Adopt the process equipment of the application, can by the fibre size control of sewing thread at below 250D, and its fracture strength is at more than 6.8cN/dtex, elongation at break is 15 ± 2%, the process requirements of sewing thread can be met completely, and due to its fiber number less, the requirement of seamless stitching can be met, not only can meet daily sewing demand, and can also put in the special dimension such as protective clothing, stay-warm case.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is the structural representation of drawing and heat-setting in the present invention;
Fig. 3 is the stereogram of spinning manifold in the present invention;
Fig. 4 is the fractionation structure chart of spinning manifold in the present invention;
Fig. 5 is the side cross-sectional views of spinning manifold in the present invention;
Fig. 6 is the stereogram of inner barrel in the present invention;
Fig. 7 is the stereogram of filament spinning component in the present invention;
Fig. 8 is the sectional view of filament spinning component in the present invention;
Fig. 9 is the sectional view of melt pipe in the present invention.
Number in the figure: 1. spinning manifold; 11. outer case; 111. upper cover; 112. side cover; 113. base plate; 114. outlet; 12. inner barrels; 13. melt pipes; 131. inner connecting tube; 132. outer tube; 133. piping support; 14. filament spinning components; 141. melt inlet; 142. top board; 143. material cups; 144. distribution plate; 145. spinnerets; 15. measuring pump connecting rods; 151. measuring pump efferent ducts; 152. measuring pump input pipes; 16. return ducts; 17. holders; 18. melt distributing pipes; 19. heating agent entrances; 191. heating agent detecting positions; 2. spinning shaft; 3. drawing and heat-setting mechanism; 31. first pair rollers; 32. second pair rollers; 33. the 3rd pair rollers; 34. the 4th pair rollers; 35. the 5th pair rollers; 4. winding mechanism; 5. godet roller.
Detailed description of the invention
Embodiment 1
The process equipment of a kind of thin dawn sewing thread polyester industrial yarn of the present embodiment, composition graphs 1, from top to bottom be made up of spinning manifold 1, post-heater, spinning shaft 2, drawing and heat-setting mechanism 3 and winding mechanism 4 successively, drawing and heat-setting mechanism adopts five roller pair structures, wherein composition graphs 2, first pair roller 31 is cold roller, and the second pair roller 32 and the 3rd pair roller 33 are middle temperature roller, and the 4th pair roller 34 is time high-temperature roller; 5th pair roller 35 is high-temperature roller.
Composition graphs 3-6, spinning manifold 1 is made up of outer case 11, inner barrel 12, measuring pump, melt pipe 13, melt distributing pipe 18 and filament spinning component 14, outer case 11 is set on inner barrel 12, for being incubated inner barrel, this outer case 11 is made up of upper cover 111, (left and right) side plate 112 and base plate 113, base plate 113 is provided with outlet 114; Measuring pump is installed on inner barrel 12 by measuring pump connecting rod 15, and melt pipe 13, measuring pump, melt distributing pipe 18 are connected in turn with filament spinning component 14, corresponding with outlet 114 below filament spinning component 14; The both sides of inner barrel 12 are also provided with holder 17, and inner barrel 12 is fixed in outer case 11 by holder 17; Heating agent entrance 19 is provided with in the middle part of inner barrel 12, and this heating agent entrance 19 is identical with the distance at inner barrel 12 two ends, inner barrel 12 top is provided with heating agent detecting position 191, for regulating and controlling the state of heating agent, the two ends of corresponding inner barrel 12 are connected to return duct 16, for the backflow of heating agent condensate liquid in spinning manifold.
Composition graphs 7 and Fig. 8, filament spinning component 14 is by melt inlet 141, top board 142, material cup 143, distribution plate 144 and spinnerets 145 are formed, top board 142, material cup 143, distribution plate 144, spinnerets 145 is installed from top to bottom in turn, melt inlet 141 all runs through and is arranged on top board 142, and bottom measuring pump, be provided with measuring pump efferent duct 151 and measuring pump input pipe 152, melt pipe 13 to be communicated with measuring pump by measuring pump input pipe 152 and to send in measuring pump by melt, measuring pump efferent duct 151 is communicated with by melt distributing pipe 18 and this melt inlet 141, material cup 143 is connected with melt inlet 141, metal sand is filled with in it, filtering accuracy is 18-22 micron, distribution plate 144 arranges dispensing orifice, spinnerets 145 arranges spinneret orifice, material cup 143 is communicated with by dispensing orifice with spinneret orifice.
Composition graphs 9, melt pipe 13 comprises inner connecting tube 131 and outer tube 132, inner connecting tube 131 lower end is connected with measuring pump input pipe 152, and outer tube 132 is set in outside inner connecting tube 131, and outer tube 131 is fixed on the inner barrel outer wall above measuring pump input pipe 152 by piping support 133.
In winding mechanism, its winding angle fluctuates between 5-6 °, and first increases and subtract afterwards.
In melt forming process, melt interior quality can directly affect its follow-up drawing-off effect, and then affect the controlled range of its fiber number and drawing-off parameter, wherein, melt extrusion mainly completes in spinning manifold 1, in the application, spinning manifold 1 is primarily of outer case 11, inner barrel 12, measuring pump, melt pipe 13 and filament spinning component 14 are formed, in filament spinning component 14 structure, melt inlet 141 is communicated with measuring pump efferent duct 151, melt enters measuring pump from melt pipe 13 through measuring pump input pipe 152, be communicated with melt inlet 141 through measuring pump efferent duct 152 again, melt is after different melt entrance 141 enters, the material cup 143 below top board 142 can be entered into simultaneously, ensure that the homogeneity that melt is supplied and uniformity, metal sand is filled in material cup 143, its filtering accuracy is made to control at 18-22 micron, while melt is carried out fine filtering, also mixed once process has been carried out to the melt of process, and after extrude through spinnerets 145, outlet 114 on outer case base plate 113 goes out spinning manifold 1, uniform strand is begun to take shape from spinning manifold 1 melt out, these strands enter spinning shaft 2 cooling forming.
After the sizing of melt mainly occurs in out spinning manifold 1, between post-heater and spinning shaft 2 and in spinning shaft 2, wherein, the temperature of post-heater usually and spinning manifold 1 be close, and the temperature of spinning shaft 2 will well below post-heater, for avoiding quenching, the rapid wet impact on bar evenness, the application is coordinated by spinning manifold 1 and post-heater and spinning shaft 2, ensure that shaping to stablize, evenly carry out.
Drawing and heat-setting mechanism 3 adopts the structure of five pair rollers (totally 10 rollers), comprise the first pair roller 31, second pair roller 32, 3rd pair roller 33, 4th pair roller 34 and the 5th pair roller 35, five pair rollers adopt the staged temperature difference, , first pair roller 31 is room temperature (20-25 DEG C), the temperature of the second pair roller 32 is 85-100 DEG C, the temperature of the 3rd pair roller 33 is 110-250 DEG C, the temperature of the 4th pair roller 34 is 110-250 DEG C, the temperature of the 5th pair roller 35 is 220-250 DEG C, dissimilar roller is arranged at different positions, and cooperatively interact, guarantee shaping after bar do drawing and setting gradually.
Adopt the process equipment of the application, can by the fibre size control of sewing thread at 50-250D, and its fracture strength is at more than 6.8cN/dtex, elongation at break is 15 ± 2%, the process requirements of sewing thread can be met completely, and due to its fiber number less, the requirement of seamless stitching can be met, not only can meet daily sewing demand, and can also put in the special dimension such as protective clothing, stay-warm case.
Design parameter is as shown in Table 1 below.
The implementing process table of comparisons of the different embodiment of table 1
The parameter lookup table of table 2 products of different specifications
Above content is the further description done provided technical scheme in conjunction with the preferred embodiment of the present invention; can not assert that the present invention specifically implements to be confined to these explanations above-mentioned; for general technical staff of the technical field of the invention; without departing from the inventive concept of the premise; some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (7)
1. the process equipment of one kind thin dawn sewing thread polyester industrial yarn, it is characterized in that: be from top to bottom made up of spinning manifold, post-heater, spinning shaft, drawing and heat-setting mechanism and winding mechanism successively, described spinning manifold is made up of outer case, inner barrel, measuring pump, melt pipe, melt distributing pipe and filament spinning component, outer case is set on inner barrel, be made up of upper cover, side plate and base plate, base plate is provided with outlet, melt pipe, measuring pump, melt distributing pipe are connected in turn with filament spinning component, corresponding with outlet below filament spinning component; Drawing and heat-setting mechanism adopts five roller pair structures, and wherein the first pair roller is cold roller, and the second pair roller and the 3rd pair roller are middle temperature roller, and the 4th pair roller is time high-temperature roller; 5th pair roller is high-temperature roller.
2. the process equipment of a kind of thin dawn sewing thread polyester industrial yarn as claimed in claim 1, is characterized in that: the two ends of described inner barrel are connected to return duct, for the backflow of spinning manifold condensate liquid.
3. the process equipment of a kind of thin dawn sewing thread polyester industrial yarn as claimed in claim 1, it is characterized in that: be provided with heating agent entrance in the middle part of described inner barrel, and heating agent entrance is identical with the distance at inner barrel two ends.
4. the process equipment of a kind of thin dawn sewing thread polyester industrial yarn as claimed in claim 1, it is characterized in that: described filament spinning component is made up of melt inlet, top board, material cup, distribution plate and spinnerets, top board, material cup, distribution plate, spinnerets are installed from top to bottom in turn, melt inlet is communicated with measuring pump, material cup is connected with melt inlet, metal sand is filled with in material cup, filtering accuracy is 18-22 micron, distribution plate arranges dispensing orifice, spinnerets arranges spinneret orifice, and material cup is communicated with by dispensing orifice with spinneret orifice.
5. the process equipment of a kind of thin dawn sewing thread polyester industrial yarn as claimed in claim 1, it is characterized in that: described melt pipe comprises inner connecting tube and outer tube, inner connecting tube lower end is connected with measuring pump, outer tube is set in outside inner connecting tube, and outer tube is fixed on inner barrel outer wall by piping support.
6. the process equipment of a kind of thin dawn sewing thread polyester industrial yarn as claimed in claim 1, it is characterized in that: in described drawing and heat-setting mechanism, first pair roller is room temperature, the temperature of the second pair roller is 85-100 DEG C, the temperature of the 3rd pair roller is 110-250 DEG C, the temperature of the 4th pair roller is 110-250 DEG C, and the temperature of the 5th pair roller is 220-250 DEG C.
7. the process equipment of a kind of thin dawn sewing thread polyester industrial yarn as claimed in claim 1, it is characterized in that: in described winding mechanism, its winding angle fluctuates between 5-6 °, and first increases and subtract afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510883555.XA CN105483845B (en) | 2015-12-04 | 2015-12-04 | A kind of process equipment of fine-denier sewing thread polyester industrial yarn |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510883555.XA CN105483845B (en) | 2015-12-04 | 2015-12-04 | A kind of process equipment of fine-denier sewing thread polyester industrial yarn |
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| CN105483845A true CN105483845A (en) | 2016-04-13 |
| CN105483845B CN105483845B (en) | 2018-05-08 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105543988A (en) * | 2015-12-04 | 2016-05-04 | 浙江古纤道新材料股份有限公司 | Fine denier sewing thread purpose terylene industrial yarn and processing equipment thereof |
| CN112869308A (en) * | 2021-01-26 | 2021-06-01 | 福建浔兴拉链科技股份有限公司 | Nylon zipper |
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| CN112869308A (en) * | 2021-01-26 | 2021-06-01 | 福建浔兴拉链科技股份有限公司 | Nylon zipper |
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| CN105483845B (en) | 2018-05-08 |
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Effective date of registration: 20180607 Address after: 312000 2 Wang Hai Road, Doumen Town, Doumen, Shaoxing, Zhejiang Patentee after: ZHEJIANG GUQIANDAO GREEN FIBER CO., LTD. Address before: 312000 2 Yue Dong Road, Shaoxing, Zhejiang Province Co-patentee before: ZHEJIANG GUQIANDAO GREEN FIBER CO., LTD. Patentee before: Zhejiang Guxiandao Industrial Fiber Co., Ltd. |