CN109881315B - False twister for hollow spindle of twisting machine - Google Patents
False twister for hollow spindle of twisting machine Download PDFInfo
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- CN109881315B CN109881315B CN201910231322.XA CN201910231322A CN109881315B CN 109881315 B CN109881315 B CN 109881315B CN 201910231322 A CN201910231322 A CN 201910231322A CN 109881315 B CN109881315 B CN 109881315B
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- 241001589086 Bellapiscis medius Species 0.000 title claims abstract description 54
- 238000005520 cutting process Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 12
- 230000003068 static effect Effects 0.000 claims description 4
- 229910010293 ceramic material Inorganic materials 0.000 claims description 3
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 2
- 238000009987 spinning Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention relates to the technical field of spinning, in particular to a false twister for a hollow spindle of a twisting machine, wherein the outer wall of a false twisting part is provided with a wire outlet hole with larger inner diameter for yarns to pass out from an internal hollow part, a wire return hole with smaller inner diameter for threading yarns into the internal hollow part again from the outside is arranged below the wire outlet hole, and the outer wall of the false twisting part at the joint of the wire return hole and a sinking groove is also provided with a bevel groove which is inclined downwards and extends to the bottom end surface of the false twisting part; when the roving is used, the roving passes out of the wire outlet hole to form twist; when the spun yarn is used, the spun yarn passes through the wire outlet hole, then is clamped into the wire return hole through the inclined cutting groove and passes out from the bottom of the hollow round hole in the false twister to form twist, so that a thick wire can be used, a thin wire can be used, the two wires are combined into one, the inclined cutting groove is higher than the center point of the wire return hole, the yarn is prevented from running out, the twist is greatly enhanced, the untwisting phenomenon is avoided, the large-scale production is facilitated, the false twister is fixed on a hollow spindle by rubber, a workpiece is not easy to damage, and the service life is long.
Description
Technical Field
The invention relates to the technical field of spinning, in particular to a false twister for a hollow spindle of a twisting machine.
Background
False twisters are widely used in the textile industry. The working principle of the false twister is as follows: because both ends of the yarn are controlled, twisting between both ends of the yarn can generate equal numbers of turns with different twisting directions on the yarn, the strength of the same section as the designed twisting direction of the yarn can be increased, and simultaneously, the other section of the yarn can generate untwisting or reverse twisting.
The false twister is an indispensable equipment in the roving process, is an important factor influencing various indexes of the yarn, can effectively reduce the elongation, evenness and weight difference of the roving by reasonably using the false twister, and is an important task for improving the quality of the yarn by selecting and using the false twister.
The existing false twister has the following defects: 1. the existing switching between the roving and the spun yarn needs to replace a false twister, so that the workload of workers is increased, and the working efficiency is reduced;
2. The existing false twister is bonded by glue, the installation and the disassembly are needed to be knocked, and the hollow spindle is damaged easily; therefore, a false twister for a hollow spindle of a twisting machine, which can use thick wires or thin wires, is combined into a whole, saves labor and has long service life, is urgently needed.
Disclosure of Invention
The invention aims to solve the technical problems that: overcomes the defects in the prior art, and provides the false twister for the hollow spindle of the twisting machine, which can use thick wires or thin wires, is integrated into a whole, saves labor, greatly strengthens the twist degree and does not generate the untwisting phenomenon.
The technical scheme adopted for solving the technical problems is as follows: the false twister for the hollow spindle of the twisting machine is of a hollow cylinder structure and comprises a connecting part and a false twisting part which are connected to the hollow spindle of the twisting machine;
The outer wall of the false twisting part is provided with a wire outlet hole with larger inner diameter for the yarn to pass through from the hollow inside, a wire return hole with smaller inner diameter for the yarn to pass through from the outside into the hollow inside again is arranged below the wire outlet hole, a sinking groove which is convenient for the yarn to clamp in and prevent the yarn from sliding out when rotating at high speed is arranged between the wire outlet hole and the wire return hole, the yarn can rotate left and right in the sinking groove, and the outer wall of the false twisting part at the joint of the wire return hole and the sinking groove is also provided with a bevel groove which rotates obliquely downwards and extends to the bottom end surface of the false twisting part;
when the roving is used, the roving passes out of the wire outlet hole to form false twist;
When the spun yarn is used, the spun yarn passes through the wire outlet hole, then is clamped into the wire return hole through the inclined cutting groove, and passes through the bottom of the hollow round hole in the false twister to form false twisting.
Furthermore, in order to quickly clamp the yarn into the hollow round hole in the false twister, the central angle clamped by the spiral oblique groove on the outer wall of the false twisting part is 100-180 degrees.
Further, in order to guide the yarn, the wire outlet hole and the wire return hole are holes extending downwards from inside to outside in an inclined manner.
Furthermore, the opposite false twister walls of the loop holes are provided with process holes which enable the rotary false twister to keep static balance and facilitate the clamping of yarns.
Furthermore, in order to be clamped into the hollow round hole in the yarn false twister and prevent the yarn from sliding out, the opening size of the inclined groove at the joint of the sinking groove and the loop hole is 0.3-0.8 mm, and the opening of the inclined groove is higher than the center point of the loop hole.
Furthermore, in order to facilitate the yarn to be clamped into the hollow round hole in the false twister, two tangent planes of the oblique groove are oblique planes which are easy to clamp into the yarn.
Further, in order to be convenient to detach, the workpiece is not easy to damage, and a plurality of clamping grooves for clamping the rubber ring are formed in the outer cylindrical surface of the connecting portion.
Furthermore, in order to manufacture conveniently, the product has long service life, and the connecting part and the false twisting part are integrally formed ceramic material parts.
The beneficial effects of the invention are as follows: the invention has convenient installation and use, can use thick wires and thin wires, is combined into one, saves labor, prevents yarns from running out at the position of the bevel groove higher than the center point of the loop wire hole, greatly strengthens the twist degree, does not generate untwisting phenomenon, is convenient for large-scale production, adopts rubber to fix a false twister on a hollow spindle, is convenient to detach, is not easy to damage a workpiece, and has long service life.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the invention in the direction A;
Fig. 3 is a use state of the roving of example 1 of the present invention;
fig. 4 is a schematic view showing a state in which the spun yarn of embodiment 2 of the present invention is threaded out from the wire hole;
FIG. 5 is a schematic view showing a state in which spun yarn is caught in a chamfer groove according to embodiment 2 of the present invention;
Fig. 6 is a schematic view showing a state in which spun yarn of embodiment 2 of the present invention enters into a hollow circular hole in the false twister.
In the figure, a false twister 1, a connecting part 2, a false twisting part 3, a clamping groove 4, a wire outlet hole 5, a wire returning hole 6, a sinking groove 7, an inclined groove 8 and a process hole 10.
Detailed Description
The invention will now be further described with reference to the drawings and preferred embodiments. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
The false twister for the hollow spindle of the twisting machine is shown in fig. 1-6, and is a false twister 1 with a hollow cylinder structure, wherein the false twister 1 comprises a connecting part 2 and a false twisting part 3 which are connected to the hollow spindle of the twisting machine;
The outer wall of the false twisting part 3 is provided with a wire outlet hole 5 with larger inner diameter for the yarn to pass through from the hollow inside, a wire return hole 6 with smaller inner diameter for the yarn to pass through from the outside into the hollow inside again is arranged below the wire outlet hole 5, a sinking groove 7 which is convenient for the yarn to clamp in and prevent the yarn from sliding out when rotating at high speed is arranged between the wire outlet hole 5 and the wire return hole 6, and the outer wall of the false twisting part 3 at the joint of the wire return hole 6 and the sinking groove 7 is also provided with a bevel groove 8 which rotates obliquely downwards and extends to the bottom end surface of the false twisting part 3, so that the false twisting part can rotate left and right;
When the roving is used, the roving passes out of the wire outlet hole 5 to form false twist;
when the spun yarn is used, the spun yarn passes through the wire outlet hole 5, then is clamped into the wire return hole 6 through the inclined groove 8, and passes out of the bottom of the hollow round hole in the false twister 1 to form false twisting.
The central angle of the spiral oblique groove 8 on the outer wall of the false twisting part 3 is 180 degrees.
The wire outlet holes 5 and the wire return holes 6 are holes extending downwards from inside to outside in an inclined manner.
The opposite wall of the false twister 1 of the loop hole 6 is provided with a process hole 10 which ensures that the rotary false twister 1 keeps static balance and is convenient for clamping yarns.
The opening size of the inclined groove 8 at the joint of the sinking groove 7 and the return wire hole 6 is 0.3mm, and the opening of the inclined groove 8 is higher than the center point of the return wire hole 6.
The two cut surfaces of the bevel groove 8 are bevel surfaces which are easy for yarns to be clamped in.
A plurality of clamping grooves 4 for clamping the rubber ring are formed in the outer cylindrical surface of the connecting part 2.
The connecting part 2 and the false twisting part 3 are integrally formed parts made of ceramic materials.
The working process comprises the following steps: the false twister 1 is mounted on the specific hollow twisting spindle, the hollow twisting spindle and the false twister 1 are in clearance fit, normal work of the false twister can be guaranteed through a rubber ring mounted in the clamping groove 4, the false twister can be detached and mounted conveniently, a workpiece is not damaged, bonding connection can be selected, the diameter of the wire outlet hole 5 is larger than that of the wire return hole 6, the wire outlet hole 5 and the wire return hole 6 are holes extending downwards obliquely from inside to outside, the demolding of the whole workpiece is facilitated, smoothness of the yarn during false twisting can be guaranteed, an inclined groove 8 which is inclined downwards by 180 degrees and extends to the bottom end of the false twisting part 3 is formed in a joint position higher than the center line of the wire return hole 6, the wire outlet hole 5 and the wire return hole 6, meanwhile, the false twister 1 which keeps static balance on the opposite surface of the wire return hole 6 during rotation is provided with a process hole 10, and in order to guarantee that the yarn is clamped into the inclined groove 8 well, two sections of the inclined groove 8 are inclined surfaces which are easy for the yarn to clamp into.
Example 1:
Specifically, as shown in fig. 3, the roving in the hollow spindle of the twist after being installed penetrates into the hollow part in the false twister 1 and then penetrates out from the wire outlet hole 5, and the roving is false twisted under the action of the false twister, so that the twist of the roving is increased and the strength is improved.
Example 2:
Specifically, the spun yarn shown in 4-6 penetrates into the internal hollow of the false twister 1 and then penetrates out of the wire outlet hole 5, the penetrated spun yarn is clamped into the inclined cut groove 8 which is inclined downwards by 180 degrees, and the clamped spun yarn penetrates out of the internal hollow to finish false twisting of the spun yarn.
From the above, the installation, convenient to use can use thick line also can fine rule, unites two into one, saves the manual work, and the chamfer groove is higher than the position of return wire hole central point, prevents that the yarn from running out, strengthens the twist greatly, can not produce the phenomenon of losing the twist, also be convenient for scale production simultaneously, and the false twister adopts rubber to fix on hollow spindle, dismantles conveniently, not fragile work piece, long service life.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the content of the present invention and to implement the same, but are not intended to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (5)
1. The application method of the false twister for the hollow spindle of the twisting machine is characterized by comprising the following steps of: the false twister is a false twister (1) with a hollow cylinder structure, and the false twister (1) comprises a connecting part (2) and a false twisting part (3) which are connected to a flower twisting hollow spindle;
The outer wall of the false twisting part (3) is provided with a wire outlet hole (5) with larger inner diameter for the yarns to pass through from the hollow inside, a wire return hole (6) with smaller inner diameter for the yarns to pass through from the outside into the hollow inside again is arranged below the wire outlet hole (5), a sinking groove (7) which is convenient for the yarns to clamp in and prevent the yarns from sliding out when rotating at high speed is arranged between the wire outlet hole (5) and the wire return hole (6), and a bevel groove (8) which rotates obliquely downwards and extends to the bottom end face of the false twisting part (3) is also arranged on the outer wall of the false twisting part (3) at the joint of the wire return hole (6) and the sinking groove (7);
The wire outlet holes (5) and the wire return holes (6) are holes extending downwards from inside to outside in an inclined manner;
The wall of the false twister (1) opposite to the loop hole (6) is provided with a process hole (10) which ensures that the rotary false twister (1) keeps static balance and is convenient for clamping yarns;
the opening of the chamfer groove (8) is higher than the center point of the return line hole (6);
two tangent planes of the chamfer groove (8) are inclined planes which are easy to clamp the yarn;
when the roving is used, the roving penetrates from the hollow part in the false twister (1) and penetrates out from the wire outlet hole (5) to form false twisting;
When the spun yarn is used, the spun yarn penetrates from the hollow part in the false twister (1), penetrates out from the wire outlet hole (5), then is clamped into the wire return hole (6) through the inclined cutting groove (8) and penetrates out from the bottom of the hollow round hole in the false twister (1) to form false twisting.
2. The method of using a false twister for hollow ingots in a twisting machine according to claim 1, wherein: the central angle of the spiral oblique groove (8) on the outer wall of the false twisting part (3) is 100-180 degrees.
3. The method of using a false twister for hollow ingots in a twisting machine according to claim 1, wherein: the opening size of the chamfer groove (8) at the joint of the countersink (7) and the return hole (6) is 0.3-0.8 mm.
4. The method of using a false twister for hollow ingots in a twisting machine according to claim 1, wherein: the outer cylindrical surface of the connecting part (2) is provided with a plurality of clamping grooves (4) for clamping the rubber ring.
5. The method of using a false twister for hollow ingots in a twisting machine according to claim 1, wherein: the connecting part (2) and the false twisting part (3) are integrally formed ceramic material pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910231322.XA CN109881315B (en) | 2019-03-26 | 2019-03-26 | False twister for hollow spindle of twisting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910231322.XA CN109881315B (en) | 2019-03-26 | 2019-03-26 | False twister for hollow spindle of twisting machine |
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| Publication Number | Publication Date |
|---|---|
| CN109881315A CN109881315A (en) | 2019-06-14 |
| CN109881315B true CN109881315B (en) | 2024-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910231322.XA Active CN109881315B (en) | 2019-03-26 | 2019-03-26 | False twister for hollow spindle of twisting machine |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB783493A (en) * | 1953-03-25 | 1957-09-25 | Leo Ubbelohde | Improvements in or relating to twisting tubes for crimping filaments |
| CN209836417U (en) * | 2019-03-26 | 2019-12-24 | 常州市郑陆特种纺机专件有限公司 | False twister for hollow spindle of twisting machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101649513A (en) * | 2009-09-15 | 2010-02-17 | 上海市毛麻纺织科学技术研究所 | False twister device for ring spinning frame |
| CN101967706B (en) * | 2010-10-15 | 2012-05-23 | 朱爱萍 | Production method of low torque yarns and device thereof |
| CN102978760A (en) * | 2012-12-20 | 2013-03-20 | 浙江兰宝毛纺集团有限公司 | False twister device of flyer roving frame |
| CN204023057U (en) * | 2014-09-01 | 2014-12-17 | 江苏奥神新材料有限责任公司 | A kind of polyimide fiber false twister device |
| CN107488897B (en) * | 2016-06-12 | 2019-09-10 | 香港理工大学 | The process and apparatus of full staple fiber composite construction yarn |
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2019
- 2019-03-26 CN CN201910231322.XA patent/CN109881315B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB783493A (en) * | 1953-03-25 | 1957-09-25 | Leo Ubbelohde | Improvements in or relating to twisting tubes for crimping filaments |
| CN209836417U (en) * | 2019-03-26 | 2019-12-24 | 常州市郑陆特种纺机专件有限公司 | False twister for hollow spindle of twisting machine |
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| CN109881315A (en) | 2019-06-14 |
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