CN210085654U - Three-leather-ring type rear zone drafting device of three-channel ring spinning frame - Google Patents
Three-leather-ring type rear zone drafting device of three-channel ring spinning frame Download PDFInfo
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- CN210085654U CN210085654U CN201920551634.4U CN201920551634U CN210085654U CN 210085654 U CN210085654 U CN 210085654U CN 201920551634 U CN201920551634 U CN 201920551634U CN 210085654 U CN210085654 U CN 210085654U
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- 238000007378 ring spinning Methods 0.000 title claims abstract description 19
- 239000010985 leather Substances 0.000 claims abstract description 71
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910052742 iron Inorganic materials 0.000 claims abstract description 12
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000009987 spinning Methods 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004220 aggregation Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 241000168254 Siro Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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Abstract
The utility model relates to a three-ring type rear drafting device of a three-channel ring spinning frame, wherein a rear roller slide seat is arranged on a roller stand, a middle roller slide seat positioned below the rear roller slide seat is arranged on the roller stand, a gripper behind a cradle is arranged on the cradle, the three-ring leather roller upper pin combination comprises a rear upper pin combination, a rear upper leather roller combination and an upper leather ring, and the rear upper pin combination is connected with the rear upper leather roller combination through the upper leather ring; the three-apron rear roller lower pin combination comprises a lower pin combination, a combined rear roller and a lower apron, one end of the lower pin combination is fixedly arranged on the rear roller sliding seat, and the lower pin combination is connected with the combined rear roller through the lower apron; the roving gatherer is arranged on the installation flat iron, and one end of the installation flat iron is arranged in the groove of the middle roller sliding seat. The utility model discloses can realize that the back roller is the correct spinning of ring-spinning frame of three channel formulas, because the effect of gripping of upper and lower apron, and become very controlled, realize digital control.
Description
Technical Field
The utility model belongs to the technical field of ring spinning frame among the textile machinery, concretely relates to three leather collar formulas back zone drafting arrangement of three passageway ring spinning frames.
Background
The rear zone drafting device of the existing three-channel ring spinning frame is composed of a combined rear roller, a combined upper leather roller and a roving gathering device, is mainly applied to the field of numerical control color spinning, and finds that when the existing structure is used for spinning single yarns, siro yarns, mixed-color yarns, magic color yarns, slub yarns, segment color yarns and any two or more types of yarns, the rear zone drafting device has certain problems and is specifically represented as follows: the roving is easy to run in a wrong channel or is separated from the holding of the rear roller and the upper leather roller when passing through the rear drawing zone; when spinning yarn with slub or segment color effect, parameters such as slub length and segment color length are difficult to control; after some unexpected reasons cause the thick yarn to break off in the back drafting zone, the thick yarn can not automatically enter the front drafting zone again, and starts to wind on the back roller or the back roller transmission shaft, so that mechanical danger is easy to occur. These phenomena are caused by the fact that the roving is free when it passes through the rear drawing zone and there is no effective forcing structure to bring the roving into the front drawing zone. Therefore, there is a need for an improved structure of the back draft zone that ensures controlled passage of the roving.
Disclosure of Invention
The to-be-solved technical problem of the utility model is, overcome background's not enough, on original structure basis, provide a more advanced reasonable back zone draft device, can realize that the back roller is the correct spinning of ring spinning frame of three channel types, to three leather collar leather rollers top pin combination 1, three leather collar back rollers bottom pin combination 2 and roving gather combination 3 and replace original combination formula back roller, combination formula top roller and roving gatherer, can guarantee that the roving is controlled passes through back draft zone.
The utility model adopts the technical proposal that: a three-apron type rear zone drafting device of a three-channel ring spinning frame comprises a three-apron roller upper pin combination, a three-apron rear roller lower pin combination, a roving aggregation combination, a roller base, a rear roller sliding base, a middle roller sliding base, a cradle and a cradle rear gripper, wherein the rear roller sliding base is arranged on the roller base, the middle roller sliding base below the rear roller sliding base is arranged on the roller base, the cradle rear gripper is arranged on the cradle, the three-apron roller upper pin combination comprises a rear upper pin combination, a rear upper roller combination and an upper apron, and a rear upper roller shaft of the rear upper roller combination is arranged in a clamping groove of the rear upper pin combination; the rear upper pin combination is connected with the rear upper leather roller combination through an upper leather ring, and the three leather ring upper roller pin combination is connected with the rear gripper of the cradle; the three-apron rear roller lower pin combination comprises a lower pin combination, a combined rear roller and a lower apron, one end of the lower pin combination is fixedly arranged on a rear roller sliding seat, the combined rear roller is arranged on the rear roller sliding seat through a bearing, and the lower pin combination and the combined rear roller are connected through the lower apron; the roving gathers the combination and includes roving and gathers ware and installation band iron, and the roving gathers the ware and sets up on the installation band iron, and the one end of installing the band iron sets up in the recess of well roller slide.
Furthermore, a flange and a side flange for limiting the upper leather collar are arranged on the contact surface of the rear upper pin combination and the upper leather collar.
Further, the lower pin combination comprises a lower pin, a leather collar flange and a leather collar tightening frame, the leather collar flange is arranged at the front edge of the lower pin, the leather collar tightening frame is arranged at the lower part of the lower pin, a force application component is arranged in the leather collar tightening frame and used for ensuring that the leather collar tightening frame presses downwards to tighten the lower leather collar, and the force application component is a cylindrical pressure spring.
Furthermore, a left channel, a middle channel and a right channel are arranged on the roving gathering device, fences are arranged among the left channel, the middle channel and the right channel and on the left side of the left channel and the right side of the right channel, the left channel and the right channel are symmetrically arranged on two sides of the middle channel, and an included angle between the left channel and the middle channel is 0-45 degrees.
Furthermore, an upper leather collar at the bottom of the three-leather-collar leather roller upper pin combination is in close contact with a lower leather collar at the top of the three-leather-collar rear roller lower pin combination, and the upper leather collar and the lower leather collar which correspond to each other in position are arranged on one side of inlets of a left channel, a middle channel and a right channel on the roving gathering device.
Compared with the prior art, the utility model its beneficial effect is: the utility model provides a three leather collar formula back zone drafting assembly of three channel ring-spinning frame can realize that the back roller is the ring-spinning frame correct spinning of three channel. By means of the rotation of the rear roller in the lower pin combination and the pressure of the cradle, the three-leather-ring type rear zone drafting device can ensure that three pieces of thick yarn on the left side and the right side of the cradle pass through the rear drafting zone of the spinning frame more controllably. The introduction of the structure does not greatly change the drafting zone of the three-channel ring spinning frame, and is suitable for implementation. The method mainly ensures that the roving is controlled to move forwards under the pressure of upper and lower leather rings when the roving passes through a rear drafting zone from the aspect of mechanical structure, so that the problems that the roving passes through the rear drafting zone in a free state and then winds a rear roller, winds a rear roller transmission shaft, runs a wrong channel and the like after the end of the roving is broken in the rear drafting zone are solved; meanwhile, when some spun yarns with special styles such as mixed color yarns, magic color yarns, slub yarns, segment color yarns and any combination of the styles are spun, parameters such as the proportion of the spun yarns, the entering length, the interval (duration) time and the like when the spun yarns enter the front drafting zone are controlled very well due to the holding effect of the upper leather collar and the lower leather collar, and digital control is realized.
Drawings
FIG. 1 is a schematic structural diagram of a three-ring type back drafting assembly of a three-channel ring spinning frame on a drafting zone of the spinning frame;
FIG. 2 is a schematic structural view of the pin assembly of the three leather-ring leather roller of the present invention;
FIG. 3 is a schematic structural view of the rear upper pin assembly of FIG. 2;
FIG. 4 is a schematic diagram of the posterior epithelial roller assembly of FIG. 2;
FIG. 5 is a schematic structural view of a three-apron rear roller bottom pin assembly of the present invention;
FIG. 6 is a schematic structural view of the lower pin assembly of FIG. 5;
FIG. 7 is a schematic view of the roving gathering assembly of the present invention;
fig. 8 is a schematic structural diagram of the present invention on the drafting zone of the spinning frame.
Detailed Description
As shown in fig. 1-8, a three-apron back drafting device of a three-channel ring spinning frame comprises a three-apron roller upper pin combination 1, a three-apron back roller lower pin combination 2, a roving aggregation combination 3, a roller stand 4, a back roller slide seat 5, a middle roller slide seat 6, a cradle 7 and a cradle back gripper 8, wherein the back roller slide seat 5 is arranged on the roller stand 4, the middle roller slide seat 6 positioned below the back roller slide seat 5 is arranged on the roller stand 4, and the cradle back gripper 8 is arranged on the cradle 7;
the three-apron leather roller upper pin combination 1 comprises a rear upper pin combination 11, a rear upper leather roller combination 12 and an upper leather ring 13, wherein a rear upper leather roller shaft 17 of the rear upper leather roller combination 12 is arranged in a clamping groove 14 of the rear upper pin combination 11; the rear upper pin assembly 11 is connected with the rear upper leather roller assembly 12 through an upper leather ring 13, the three leather ring leather roller upper pin assembly 1 is connected with the cradle rear gripper 8, and the three leather ring leather roller upper pin assembly 1 is installed on the cradle rear gripper 8 in a buckling mode and is integrated with the cradle 7 to move along with the cradle 7; the contact surface of the rear upper pin assembly 11 and the upper leather collar 13 is provided with a flange 15 and a side flange 16 for limiting the upper leather collar 13, so that the upper leather collar 13 is positioned at a correct position in the running process, and the upper leather collar 13 can be prevented from deviating in the running process.
The three-apron back roller lower pin assembly 2 comprises a lower pin assembly 21, a combined back roller 22 and a lower apron 23, one end of the lower pin assembly 21 is fixedly arranged on the back roller sliding seat 5, the combined back roller 22 is arranged on the back roller sliding seat 5 through a bearing, and the lower pin assembly 21 and the combined back roller 22 are connected through the lower apron 23; by lower round pin combination 21 and combination formula back roller 22 provide pretension tension for apron 23 down jointly, lower round pin combination 21 includes that lower round pin 24, apron flange 25 and apron prop tight frame 26, and lower round pin 24 forward position is provided with apron flange 25, and apron flange 25 can guarantee down that apron 23 is in correct position when rotating, and lower round pin 24 lower part is provided with apron and props tight frame 26, is provided with in the apron props tight frame 26 and guarantees apron and prop tight frame 26 and push down in order to prop the force application part of tight apron 23 down, the utility model discloses the force application part who adopts is cylindrical compression spring.
During installation, the lower leather rings 23 in the three-leather-ring rear roller lower pin combination 2 are sleeved on the combined rear roller 22, then the three-leather-ring rear roller lower pin combination 2 and the combined rear roller 22 are placed on the rear roller sliding seat 5, the lower pin combinations 21 sequentially penetrate through the lower leather rings 23, then the lower pin combinations 21 are installed on the rear roller sliding seat 5, all the lower leather rings 23 are adjusted to be in place, and the leather ring stretching frames 26 below the lower pin combinations 21 automatically stretch the lower leather rings 23.
The roving gathering combination 3 comprises a roving gathering device 31 and a mounting flat iron 32, wherein the roving gathering device 31 is arranged on the mounting flat iron 32 through tight fit and can apply force to adjust the left and right positions; if the position and the size of the upper and lower related parts are accurate, the lower parts can be fixed on the mounting flat iron 32 by screws in a mode of punching holes at the lower ends; one end of the mounting flat iron 32 is arranged in a groove of the middle roller sliding seat 6.
The roving gatherer 31 is provided with a left channel 34, a middle channel 35 and a right channel 36, three rovings in the left and right pass through the corresponding channels, wherein fences 33 are arranged among the left channel 34, the middle channel 35 and the right channel 36 and between the left side of the left channel 34 and the right side of the right channel 36, so that the rovings can be further spun to stop running out of the channels, and manual threading is facilitated; the left channel 34 and the right channel 36 are symmetrically arranged on two sides of the middle channel 35, the included angle between the left channel 34 and the middle channel 35 is 15 degrees, three channels are still not in contact with each other when three rovings are gathered to the middle to a certain extent, independent entering front drafting areas are kept, and adhesion among the rovings is prevented.
The upper leather collar 13 at the bottom of the three-leather-collar leather-roller upper pin combination 1 and the lower leather collar 23 at the top of the three-leather-collar rear-roller lower pin combination 2 are in close contact with each other, the upper leather collar 13 and the lower leather collar 23 which correspond in position are arranged on one sides of inlets of the left channel 34, the middle channel 35 and the right channel 36 on the roving gathering device 31, the three channels are still not in contact with each other when the three rovings are gathered inwards to a certain degree, independent entering of the front drafting zone is kept, and adhesion among the rovings is prevented.
Before spinning begins, each roving needs to be manually and sequentially passed through a yarn guide rod, a rear yarn guide horn, a rear drafting zone and a front drafting zone according to a correct sequence, and then a cradle is pressed down to start spinning. Three leather collar formula back zone drafting assembly, roving pass through the contact surface of last leather collar 13 with lower leather collar 23, and upper and lower leather collar can be effectual grips roving fibre, makes it no longer pass through the back draft zone with free state, can realize accurate roving draft feeding to realize the digital control of various fancy spun yarns such as single yarn, match twine yarn, mixed color yarn, unreal color yarn, slub yarn, section color yarn.
Claims (5)
1. A three-apron type back drafting device of a three-channel ring spinning frame comprises three apron roller upper pin combinations (1), three apron back roller lower pin combinations (2), a roving gathering combination (3), a roller base (4), a back roller slide base (5), a middle roller slide base (6), a cradle (7) and a cradle back grab handle (8), wherein the back roller slide base (5) is arranged on the roller base (4), the middle roller slide base (6) positioned below the back roller slide base (5) is arranged on the roller base (4), the cradle back grab handle (8) is arranged on the cradle (7), the leather roller upper pin combination (1) with the three leather rings is characterized by comprising a rear upper pin combination (11), a rear upper leather roller combination (12) and an upper leather ring (13), wherein a rear upper leather roller shaft (17) of the rear upper leather roller combination (12) is arranged in a clamping groove (14) of the rear upper pin combination (11); the rear upper pin combination (11) is connected with the rear upper leather roller combination (12) through an upper leather ring (13), and the three leather ring leather roller upper pin combination (1) is connected with the cradle rear gripper (8); the three-apron rear roller lower pin combination (2) comprises a lower pin combination (21), a combined rear roller (22) and a lower apron (23), one end of the lower pin combination (21) is fixedly arranged on a rear roller sliding seat (5), the combined rear roller (22) is arranged on the rear roller sliding seat (5) through a bearing, and the lower pin combination (21) and the combined rear roller (22) are connected through the lower apron (23); the roving gathering combination (3) comprises a roving gathering device (31) and a mounting flat iron (32), the roving gathering device (31) is arranged on the mounting flat iron (32), and one end of the mounting flat iron (32) is arranged in a groove of the middle roller sliding seat (6).
2. The three-apron back drafting assembly of the three-channel ring spinning frame according to claim 1, wherein the contact surface of the back upper pin assembly (11) and the upper apron (13) is provided with a flange (15) and a side flange (16) for limiting the upper apron.
3. The three-apron back drafting assembly of the three-channel ring spinning frame according to claim 1, wherein the lower pin assembly (21) comprises a lower pin (24), a apron rib (25) and an apron bracing frame (26), the apron rib (25) is arranged at the front edge of the lower pin (24), the apron bracing frame (26) is arranged at the lower part of the lower pin (24), and a force application component which ensures that the apron bracing frame (26) presses downwards to brace the lower apron (23) is arranged in the apron bracing frame (26), wherein the force application component is a cylindrical compression spring.
4. The three-ring type back drafting device of the three-channel ring spinning frame according to claim 1, wherein the roving collector (31) is provided with a left channel (34), a middle channel (35) and a right channel (36), wherein fences (33) are respectively arranged among the left channel (34), the middle channel (35) and the right channel (36) and between the left side of the left channel (34) and the right side of the right channel (36), the left channel (34) and the right channel (36) are symmetrically arranged on two sides of the middle channel (35), and an included angle between the left channel (34) and the middle channel (35) is 0-45 °.
5. The three-apron back drafting assembly of the three-channel ring spinning frame according to claim 1, wherein the upper apron (13) at the bottom of the three-apron roller upper pin assembly (1) is in close contact with the lower apron (23) at the top of the three-apron back roller lower pin assembly (2), and the upper apron (13) and the lower apron (23) are arranged at the inlet sides of the left channel (34), the middle channel (35) and the right channel (36) on the roving collector (31) and correspond to each other in position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920551634.4U CN210085654U (en) | 2019-04-22 | 2019-04-22 | Three-leather-ring type rear zone drafting device of three-channel ring spinning frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920551634.4U CN210085654U (en) | 2019-04-22 | 2019-04-22 | Three-leather-ring type rear zone drafting device of three-channel ring spinning frame |
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| Publication Number | Publication Date |
|---|---|
| CN210085654U true CN210085654U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920551634.4U Active CN210085654U (en) | 2019-04-22 | 2019-04-22 | Three-leather-ring type rear zone drafting device of three-channel ring spinning frame |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110004532A (en) * | 2019-04-22 | 2019-07-12 | 经纬智能纺织机械有限公司 | A kind of triple channel ring throstle three-apron formula back area draft device |
-
2019
- 2019-04-22 CN CN201920551634.4U patent/CN210085654U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110004532A (en) * | 2019-04-22 | 2019-07-12 | 经纬智能纺织机械有限公司 | A kind of triple channel ring throstle three-apron formula back area draft device |
| CN110004532B (en) * | 2019-04-22 | 2024-05-10 | 经纬智能纺织机械有限公司 | Three apron type back zone drafting device of three-channel ring spinning frame |
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