CN104085001A - Double-thread interlocking overlock method and double-thread interlocking overlock machine needle structure for agricultural straw mats - Google Patents
Double-thread interlocking overlock method and double-thread interlocking overlock machine needle structure for agricultural straw mats Download PDFInfo
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- CN104085001A CN104085001A CN201410361426.XA CN201410361426A CN104085001A CN 104085001 A CN104085001 A CN 104085001A CN 201410361426 A CN201410361426 A CN 201410361426A CN 104085001 A CN104085001 A CN 104085001A
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- mat
- straw screen
- pin
- horizontal
- line
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- 239000010902 straw Substances 0.000 title claims abstract description 364
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000006073 displacement reaction Methods 0.000 claims abstract description 17
- 238000010276 construction Methods 0.000 claims description 8
- 238000005086 pumping Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention relates to a double-thread interlocking overlock method and a double-thread interlocking overlock machine needle structure for agricultural straw mats and belongs to the technical field of production of agricultural straw mats. According to the technical scheme, a horizontal straw mat needle (1) and a vertical straw mat needle (2) synchronously generate displacement relative to a horizontally arranged straw mat (8); the horizontal straw mat needle is a crochet needle, a notched hook (3) is arranged on the side face of the needle head, and a first straw mat thread (5) is hooked in the notched hook; the horizontal straw mat needle is located on the upper surface of the horizontally arranged straw mat and reciprocates in the horizontal direction; a needle hole (4) is formed in the needle head of the vertical straw mat needle, and a second straw mat thread (6) penetrates through the needle hole; the vertical straw mat needle is arranged below the straw mat and reciprocates vertically by penetrating through the horizontally arranged straw mat. The produced straw mat is interlocked through the double threads and is not loose after being cut off, so that additional processing is not needed, labor intensity is reduced, efficiency is improved, and production cost is reduced; the produced straw mat does not have needle eyes in the surface and is good in warm-keeping and shading effect and attractive in appearance, and the quality of the product is improved.
Description
Technical field
The present invention relates to a kind of agricultural straw screen or mat two-wire interlocking overseam method and overedger needle construction, belong to agriculture straw screen or mat production technical field.
Background technology
Straw screen or mat another name is straw mat, to be that raw material processes through easy straw curtain machine with rice straw, straw screen or mat machine can be produced the woven straw of unrestricted length and certain width, thickness does not also have 2 centimeters to 6 centimeters not etc., main application is on booth, the winter warming of planting greenhouse, the shading of cultivation greenhouse.The woven straw that background technology is produced, is by Ji identical with woven straw length direction road straw screen or mat line, stalk to be fastened together, and per pass straw screen or mat line is all by upper surface single line, by a pin bob, makes a blade of grass cord form single-stranded structure.Existing problems are: because the straw screen or mat of endless need to be cut into monolithic as required, respectively become straw screen or mat product, cutting off straw screen or mat is to need to cut off along the direction vertical with woven straw length direction, and straw screen or mat Shang Ji road straw screen or mat line is also cut off simultaneously, is easy to pine cover after the straw screen or mat line of single-stranded structure is cut off, people have to process the straw screen or mat line of cut-off part, for example: lockstitch a border, the manual button etc. of beating, labour intensity is large, efficiency is low, production cost is high, poor product quality; In addition, background technology needs 4-5 name experienced operator could meet the production of a machine, waste of manpower.In addition, the straw screen or mat producing in background technology, pinprick is larger, and what have even can form hole, and the warming weak effect that shelters from heat or light is not attractive in appearance.
Summary of the invention
The invention provides a kind of agricultural straw screen or mat two-wire interlocking overseam method and overedger needle construction, the straw screen or mat two-wire interlocking of producing, not loose cover after cut-out, do not need other processing, reduce labor intensity, raise the efficiency, reduce production costs, surface does not have pinprick, improve the quality of products, solve the problems referred to above that background technology exists.
Technical scheme of the present invention is:
An agricultural straw screen or mat two-wire interlocking overedger needle construction, comprises horizontally disposed horizontal straw screen or mat pin and vertically arranged vertical straw screen or mat pin, and horizontal straw screen or mat pin with respect to horizontally disposed straw screen or mat, produces displacement with vertical straw screen or mat pin jointly.
Horizontal straw screen or mat pin is crochet hook, and syringe needle side has gap hook, catches on the first straw screen or mat line in gap hook; Horizontal straw screen or mat pin is positioned at horizontally disposed straw screen or mat upper surface, moves back and forth in the horizontal direction.
The syringe needle position of vertical straw screen or mat pin is provided with pin hole, and the second straw screen or mat line passes from pin hole; Vertical straw screen or mat pin is arranged in straw screen or mat below, does pumping through horizontally disposed straw screen or mat.
Horizontal straw screen or mat pin and vertical straw screen or mat pin matched motion, when the syringe needle position of vertical straw screen or mat pin is upward through straw screen or mat together with the second straw screen or mat line, just be positioned at by the syringe needle of the horizontal straw screen or mat pin stretching out forward, now horizontal straw screen or mat pin retraction (reciprocating motion), together with the first straw screen or mat line, through the second straw screen or mat line, form line cover; Along with between horizontal straw screen or mat pin and vertical straw screen or mat pin and straw screen or mat, produce displacement, vertical straw screen or mat pin is return downwards below straw screen or mat, and horizontal straw screen or mat pin stretches out forward, and line cover departs from horizontal straw screen or mat pin, by straw screen or mat locking, completes a double-line mutual locking wire cover.
Horizontal straw screen or mat pin is waited for when the syringe needle position of vertical straw screen or mat pin is upward through straw screen or mat again together with the second straw screen or mat line, matches, and in this process, the first straw screen or mat line and the second straw screen or mat line form continuously double-line mutual locking wire cover on straw screen or mat, and so forth, complete straw screen or mat and produce.
The gap hook of described horizontal straw screen or mat pin, being shaped as of gap hook: the part near needle point is hook-shaped, part away from needle point is level and smooth shape, makes horizontal straw screen or mat pin when retracting, catch on the first straw screen or mat line through the second straw screen or mat line, and horizontal straw screen or mat pin unclamps line cover when stretching out.
Described vertical straw screen or mat pin is provided with wire loop, and the second straw screen or mat line passes from wire loop, then passes from pin hole, and wire loop retrains the second straw screen or mat line.
An agricultural straw screen or mat two-wire interlocking overseam method, comprises following processing step:
1. horizontally disposed horizontal straw screen or mat pin and vertically arranged vertical straw screen or mat pin, horizontal straw screen or mat pin with respect to horizontally disposed straw screen or mat, produces displacement with vertical straw screen or mat pin jointly;
2. horizontal straw screen or mat pin is crochet hook, and syringe needle side has gap hook, catches on the first straw screen or mat line in gap hook; Horizontal straw screen or mat pin is positioned at horizontally disposed straw screen or mat upper surface, moves back and forth in the horizontal direction;
The syringe needle position of vertical straw screen or mat pin is provided with pin hole, and the second straw screen or mat line passes from pin hole; Vertical straw screen or mat pin is arranged in straw screen or mat below, does pumping through horizontally disposed straw screen or mat;
3. horizontal straw screen or mat pin and vertical straw screen or mat pin matched motion, when the syringe needle position of vertical straw screen or mat pin is upward through straw screen or mat together with the second straw screen or mat line, just be positioned at by the syringe needle of the horizontal straw screen or mat pin stretching out forward, now horizontal straw screen or mat pin retraction (reciprocating motion), together with the first straw screen or mat line, through the second straw screen or mat line, form line cover; Along with between horizontal straw screen or mat pin and vertical straw screen or mat pin and straw screen or mat, produce displacement, vertical straw screen or mat pin is return downwards below straw screen or mat, and horizontal straw screen or mat pin stretches out forward, and line cover departs from horizontal straw screen or mat pin, by straw screen or mat locking, completes a double-line mutual locking wire cover;
4. horizontal straw screen or mat pin is waited for when the syringe needle position of vertical straw screen or mat pin is upward through straw screen or mat again together with the second straw screen or mat line, match, in this process, the first straw screen or mat line and the second straw screen or mat line form continuously double-line mutual locking wire cover on straw screen or mat, and so forth, completing straw screen or mat produces.
Described horizontal straw screen or mat pin with respect to horizontally disposed straw screen or mat, produces displacement with vertical straw screen or mat pin jointly; Be divided into two kinds of situations: 1. horizontal straw screen or mat pin and vertical straw screen or mat pin invariant position, integral body does not move, and horizontally disposed straw screen or mat moves, and between straw screen or mat and horizontal straw screen or mat pin and vertical straw screen or mat pin, produces relative motion; 2. horizontally disposed straw screen or mat invariant position, integral body does not move, and horizontal straw screen or mat pin and vertical straw screen or mat pin integrated moving produce relative motion between straw screen or mat and horizontal straw screen or mat pin and vertical straw screen or mat pin.
The invention has the beneficial effects as follows: the straw screen or mat two-wire interlocking of producing, after cut-out, not loose cover, does not need other processing, reduce labor intensity, raise the efficiency, reduce production costs, the straw screen or mat surface of producing does not have pinprick, warmingly shelter from heat or light effectively, good looking appearance, improves the quality of products.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention schematic diagram;
Fig. 2 is Fig. 1 line cover enlarged diagram;
In figure: horizontal straw screen or mat pin 1, vertical straw screen or mat pin 2, gap hook 3, pin hole 4, the first straw screen or mat line 5, the second straw screen or mat line 6, wire loop 7, straw screen or mat 8.
The specific embodiment
Below in conjunction with accompanying drawing, by example, the invention will be further described.
An agricultural straw screen or mat two-wire interlocking overedger needle construction, comprises horizontally disposed horizontal straw screen or mat pin 1 and vertically arranged vertical straw screen or mat pin 2, and horizontal straw screen or mat pin with respect to horizontally disposed straw screen or mat 8, produces displacement with vertical straw screen or mat pin jointly.
Horizontal straw screen or mat pin is crochet hook, and syringe needle side has gap hook 3, catches on the first straw screen or mat line 5 in gap hook; Horizontal straw screen or mat pin is positioned at horizontally disposed straw screen or mat upper surface, moves back and forth in the horizontal direction.
The syringe needle position of vertical straw screen or mat pin is provided with pin hole 4, the second straw screen or mat lines 6 and passes from pin hole; Vertical straw screen or mat pin is arranged in straw screen or mat below, does pumping through horizontally disposed straw screen or mat.
Horizontal straw screen or mat pin and vertical straw screen or mat pin matched motion, when the syringe needle position of vertical straw screen or mat pin is upward through straw screen or mat together with the second straw screen or mat line, just be positioned at by the syringe needle of the horizontal straw screen or mat pin stretching out forward, now horizontal straw screen or mat pin retraction (reciprocating motion), together with the first straw screen or mat line, through the second straw screen or mat line, form line cover; Along with between horizontal straw screen or mat pin and vertical straw screen or mat pin and straw screen or mat, produce displacement, vertical straw screen or mat pin is return downwards below straw screen or mat, and horizontal straw screen or mat pin stretches out forward, and line cover departs from horizontal straw screen or mat pin, by straw screen or mat locking, completes a double-line mutual locking wire cover.
Horizontal straw screen or mat pin is waited for when the syringe needle position of vertical straw screen or mat pin is upward through straw screen or mat again together with the second straw screen or mat line, matches, and in this process, the first straw screen or mat line and the second straw screen or mat line form continuously double-line mutual locking wire cover on straw screen or mat, and so forth, complete straw screen or mat and produce.
The gap hook of described horizontal straw screen or mat pin, being shaped as of gap hook: the part near needle point is hook-shaped, part away from needle point is level and smooth shape, makes horizontal straw screen or mat pin when retracting, catch on the first straw screen or mat line through the second straw screen or mat line, and horizontal straw screen or mat pin unclamps line cover when stretching out.
Described vertical straw screen or mat pin is provided with wire loop 7, the second straw screen or mat lines 6 and passes from wire loop, then passes from pin hole 4, and wire loop retrains the second straw screen or mat line.
An agricultural straw screen or mat two-wire interlocking overseam method, comprises following processing step:
1. horizontally disposed horizontal straw screen or mat pin and vertically arranged vertical straw screen or mat pin, horizontal straw screen or mat pin with respect to horizontally disposed straw screen or mat, produces displacement with vertical straw screen or mat pin jointly;
2. horizontal straw screen or mat pin is crochet hook, and syringe needle side has gap hook, catches on the first straw screen or mat line in gap hook; Horizontal straw screen or mat pin is positioned at horizontally disposed straw screen or mat upper surface, moves back and forth in the horizontal direction;
The syringe needle position of vertical straw screen or mat pin is provided with pin hole, and the second straw screen or mat line passes from pin hole; Vertical straw screen or mat pin is arranged in straw screen or mat below, does pumping through horizontally disposed straw screen or mat;
3. horizontal straw screen or mat pin and vertical straw screen or mat pin matched motion, when the syringe needle position of vertical straw screen or mat pin is upward through straw screen or mat together with the second straw screen or mat line, just be positioned at by the syringe needle of the horizontal straw screen or mat pin stretching out forward, now horizontal straw screen or mat pin retraction (reciprocating motion), together with the first straw screen or mat line, through the second straw screen or mat line, form line cover; Along with between horizontal straw screen or mat pin and vertical straw screen or mat pin and straw screen or mat, produce displacement, vertical straw screen or mat pin is return downwards below straw screen or mat, and horizontal straw screen or mat pin stretches out forward, and line cover departs from horizontal straw screen or mat pin, by straw screen or mat locking, completes a double-line mutual locking wire cover;
4. horizontal straw screen or mat pin is waited for when the syringe needle position of vertical straw screen or mat pin is upward through straw screen or mat again together with the second straw screen or mat line, match, in this process, the first straw screen or mat line and the second straw screen or mat line form continuously double-line mutual locking wire cover on straw screen or mat, and so forth, completing straw screen or mat produces.
Described horizontal straw screen or mat pin with respect to horizontally disposed straw screen or mat, produces displacement with vertical straw screen or mat pin jointly; Be divided into two kinds of situations: 1. horizontal straw screen or mat pin and vertical straw screen or mat pin invariant position, integral body does not move, and horizontally disposed straw screen or mat moves, and between straw screen or mat and horizontal straw screen or mat pin and vertical straw screen or mat pin, produces relative motion; 2. horizontally disposed straw screen or mat invariant position, integral body does not move, and horizontal straw screen or mat pin and vertical straw screen or mat pin integrated moving produce relative motion between straw screen or mat and horizontal straw screen or mat pin and vertical straw screen or mat pin.
Claims (6)
1. an agricultural straw screen or mat two-wire interlocks overedger needle construction, it is characterized in that: comprise horizontally disposed horizontal straw screen or mat pin (1) and vertically arranged vertical straw screen or mat pin (2), horizontal straw screen or mat pin with respect to horizontally disposed straw screen or mat (8), produces displacement with vertical straw screen or mat pin jointly;
Horizontal straw screen or mat pin is crochet hook, and syringe needle side has gap hook (3), catches on the first straw screen or mat line (5) in gap hook; Horizontal straw screen or mat pin is positioned at horizontally disposed straw screen or mat upper surface, moves back and forth in the horizontal direction;
The syringe needle position of vertical straw screen or mat pin is provided with pin hole (4), and the second straw screen or mat line (6) passes from pin hole; Vertical straw screen or mat pin is arranged in straw screen or mat below, does pumping through horizontally disposed straw screen or mat;
Horizontal straw screen or mat pin and vertical straw screen or mat pin matched motion, when the syringe needle position of vertical straw screen or mat pin is upward through straw screen or mat together with the second straw screen or mat line, be just positioned at by the syringe needle of the horizontal straw screen or mat pin stretching out forward, now horizontal straw screen or mat pin is retracted, together with the first straw screen or mat line, through the second straw screen or mat line, form line cover; Along with between horizontal straw screen or mat pin and vertical straw screen or mat pin and straw screen or mat, produce displacement, vertical straw screen or mat pin is return downwards below straw screen or mat, and horizontal straw screen or mat pin stretches out forward, and line cover departs from horizontal straw screen or mat pin, by straw screen or mat locking, completes a double-line mutual locking wire cover;
Horizontal straw screen or mat pin is waited for when the syringe needle position of vertical straw screen or mat pin is upward through straw screen or mat again together with the second straw screen or mat line, matches, and in this process, the first straw screen or mat line and the second straw screen or mat line form continuously double-line mutual locking wire cover on straw screen or mat, and so forth, complete straw screen or mat and produce.
2. a kind of agricultural straw screen or mat two-wire according to claim 1 interlocks overedger needle construction, it is characterized in that: the gap hook of described horizontal straw screen or mat pin, being shaped as of gap hook: the part near needle point is hook-shaped, part away from needle point is level and smooth shape, make horizontal straw screen or mat pin when retracting, catch on the first straw screen or mat line through the second straw screen or mat line, horizontal straw screen or mat pin unclamps line cover when stretching out.
3. a kind of agricultural straw screen or mat two-wire according to claim 1 and 2 interlocks overedger needle construction, it is characterized in that: described vertical straw screen or mat pin is provided with wire loop (7), the second straw screen or mat line (6) passes from wire loop, then passes from pin hole (4), and wire loop retrains the second straw screen or mat line.
4. agricultural straw screen or mat two-wire interlocks an overseam method, it is characterized in that comprising following processing step:
1. horizontally disposed horizontal straw screen or mat pin and vertically arranged vertical straw screen or mat pin, horizontal straw screen or mat pin with respect to horizontally disposed straw screen or mat, produces displacement with vertical straw screen or mat pin jointly;
2. horizontal straw screen or mat pin is crochet hook, and syringe needle side has gap hook, catches on the first straw screen or mat line in gap hook; Horizontal straw screen or mat pin is positioned at horizontally disposed straw screen or mat upper surface, moves back and forth in the horizontal direction;
The syringe needle position of vertical straw screen or mat pin is provided with pin hole, and the second straw screen or mat line passes from pin hole; Vertical straw screen or mat pin is arranged in straw screen or mat below, does pumping through horizontally disposed straw screen or mat;
3. horizontal straw screen or mat pin and vertical straw screen or mat pin matched motion, when the syringe needle position of vertical straw screen or mat pin is upward through straw screen or mat together with the second straw screen or mat line, just be positioned at by the syringe needle of the horizontal straw screen or mat pin stretching out forward, now horizontal straw screen or mat pin retraction (reciprocating motion), together with the first straw screen or mat line, through the second straw screen or mat line, form line cover; Along with between horizontal straw screen or mat pin and vertical straw screen or mat pin and straw screen or mat, produce displacement, vertical straw screen or mat pin is return downwards below straw screen or mat, and horizontal straw screen or mat pin stretches out forward, and line cover departs from horizontal straw screen or mat pin, by straw screen or mat locking, completes a double-line mutual locking wire cover;
4. horizontal straw screen or mat pin is waited for when the syringe needle position of vertical straw screen or mat pin is upward through straw screen or mat again together with the second straw screen or mat line, match, in this process, the first straw screen or mat line and the second straw screen or mat line form continuously double-line mutual locking wire cover on straw screen or mat, and so forth, completing straw screen or mat produces.
5. a kind of agricultural straw screen or mat two-wire according to claim 4 interlocks overseam method, it is characterized in that: described horizontal straw screen or mat pin with vertical straw screen or mat pin with respect to horizontally disposed straw screen or mat, common generation displacement, horizontal straw screen or mat pin and vertical straw screen or mat pin invariant position, integral body does not move, horizontally disposed straw screen or mat moves, and between straw screen or mat and horizontal straw screen or mat pin and vertical straw screen or mat pin, produces relative motion.
6. a kind of agricultural straw screen or mat two-wire according to claim 4 interlocks overseam method, it is characterized in that: described horizontal straw screen or mat pin with vertical straw screen or mat pin with respect to horizontally disposed straw screen or mat, common generation displacement, it is horizontally disposed straw screen or mat invariant position, integral body does not move, horizontal straw screen or mat pin and vertical straw screen or mat pin integrated moving, produce relative motion between straw screen or mat and horizontal straw screen or mat pin and vertical straw screen or mat pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410361426.XA CN104085001B (en) | 2014-07-28 | 2014-07-28 | A kind of agricultural straw screen or mat two-wire interlocking overseam method and overedger needle construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410361426.XA CN104085001B (en) | 2014-07-28 | 2014-07-28 | A kind of agricultural straw screen or mat two-wire interlocking overseam method and overedger needle construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104085001A true CN104085001A (en) | 2014-10-08 |
| CN104085001B CN104085001B (en) | 2015-12-09 |
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ID=51632816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410361426.XA Expired - Fee Related CN104085001B (en) | 2014-07-28 | 2014-07-28 | A kind of agricultural straw screen or mat two-wire interlocking overseam method and overedger needle construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104085001B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1978103A (en) * | 1931-10-15 | 1934-10-23 | Croasdale | Straw mat |
| US4451322A (en) * | 1982-04-23 | 1984-05-29 | Richard A. Moerman | Apparatus for forming structural sheets from fibrous biological waste |
| CN2135438Y (en) * | 1992-07-14 | 1993-06-09 | 张喜清 | Sewing machine for thermal insulating grass curtain |
| CN2207395Y (en) * | 1994-09-12 | 1995-09-13 | 朴义浩 | Straw screen braider |
| CN2232449Y (en) * | 1995-06-27 | 1996-08-07 | 刘柏林 | Sewing machine for straw curtain |
| CN2278581Y (en) * | 1996-07-12 | 1998-04-15 | 李克第 | Hand knotting straw mat machine |
| CN2293572Y (en) * | 1997-02-04 | 1998-10-07 | 朴义浩 | Single and double wire two-purpose straw curtain machine |
| US6131635A (en) * | 1998-07-20 | 2000-10-17 | Alberta Research Council Inc. | Device for longitudinally splitting pieces of straw into separated strands |
-
2014
- 2014-07-28 CN CN201410361426.XA patent/CN104085001B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1978103A (en) * | 1931-10-15 | 1934-10-23 | Croasdale | Straw mat |
| US4451322A (en) * | 1982-04-23 | 1984-05-29 | Richard A. Moerman | Apparatus for forming structural sheets from fibrous biological waste |
| CN2135438Y (en) * | 1992-07-14 | 1993-06-09 | 张喜清 | Sewing machine for thermal insulating grass curtain |
| CN2207395Y (en) * | 1994-09-12 | 1995-09-13 | 朴义浩 | Straw screen braider |
| CN2232449Y (en) * | 1995-06-27 | 1996-08-07 | 刘柏林 | Sewing machine for straw curtain |
| CN2278581Y (en) * | 1996-07-12 | 1998-04-15 | 李克第 | Hand knotting straw mat machine |
| CN2293572Y (en) * | 1997-02-04 | 1998-10-07 | 朴义浩 | Single and double wire two-purpose straw curtain machine |
| US6131635A (en) * | 1998-07-20 | 2000-10-17 | Alberta Research Council Inc. | Device for longitudinally splitting pieces of straw into separated strands |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104085001B (en) | 2015-12-09 |
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Granted publication date: 20151209 |