CN215328532U - Fiber strand conveying mechanism of spinning machine - Google Patents
Fiber strand conveying mechanism of spinning machine Download PDFInfo
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- CN215328532U CN215328532U CN202120360715.3U CN202120360715U CN215328532U CN 215328532 U CN215328532 U CN 215328532U CN 202120360715 U CN202120360715 U CN 202120360715U CN 215328532 U CN215328532 U CN 215328532U
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Abstract
The utility model provides a spinning machine's fibre strip conveying mechanism, its includes the roller mound, articulates the cradle on the roller mound, and the roller mound is gone up and is equipped with well roller, preceding roller along the direction of being qualified for the next round of competitions in proper order activity, and the cradle is gone up and is equipped with well roller rubber roll, preceding roller rubber roll along the direction of being qualified for the next round of competitions in proper order activity, set up down the round pin on the roller mound between well roller and the preceding roller, and the middle part of lower pin upper surface sets up the arcwall face, and the round pin apron subassembly sets up on the lower pin top, and the apron, endless conveyor belt, the piece that rises that the upper pin apron subassembly includes the arcwall face that matches with the lower pin arcwall face is unsmooth, and the endless conveyor belt overlaps on apron and well roller rubber roll surface, be connected through universal joint mechanism between upper pin apron and the apron support piece. Because the upper pin cover plate is connected with the cover plate supporting piece through the universal joint mechanism, the space position between the upper pin cover plate and the cover plate supporting piece can be conveniently adjusted, and therefore the position relation between the upper pin cover plate and the lower pin and the position relation between the cover plate supporting piece and the cradle can be conveniently adjusted.
Description
Technical Field
The utility model relates to a conveying mechanism of spinning machine fiber strand.
Background
Referring to fig. 1, chinese patent document CN211227482U discloses a fiber strand conveying mechanism of a ring spinning frame, which includes a roller pier 31, a cradle 9 hinged on the roller pier through a cradle holding tube 33, a rear roller shaft 32, a middle roller shaft 3, and a front roller shaft 1 movably arranged on the roller pier 31 in turn along the outgoing line direction, a rear roller rubber roller 35, a middle roller rubber roller 4, and a front roller rubber roller 30 movably arranged on the cradle 9 in turn along the outgoing line direction, a lower pin 2 is arranged on the roller pier between the middle roller shaft 3 and the front roller shaft 1, an arc surface is arranged in the middle of the upper surface of the lower pin 2, an upper pin cover plate assembly is arranged above the lower pin, the upper pin cover plate assembly includes an upper pin cover plate 6 with an arc surface matched with the arc surface of the lower pin 2 in a concave-convex manner, an annular conveying belt 7, a cover plate support 13, a tension spring 8, and a tension block 5, the annular conveying belt 7 is sleeved on the outer surfaces of the upper pin cover plate 6 and the middle roller rubber roller 4, and the upper pin cover plate 6 is tensioned by a tensioning spring 8, and the upper pin cover plate assembly is connected to a cradle 9.
When the device works, the rear roller rubber roll 35, the middle roller rubber roll 4 and the front roller rubber roll 30 rotate clockwise, the rear roller shaft 32, the middle roller shaft 3 and the front roller shaft 1 rotate anticlockwise, yarns are conveyed to the yarn guide hook 36 to the steel collar 38 and are twisted around the spindle tube 37 to form yarns, wherein the middle roller shaft 3 and the front roller shaft 1 in the rear roller shaft 32 rotate actively, the middle roller rubber roll 4 and the front roller rubber roll 30 in the rear roller rubber roll 35 rotate passively, the rotating speed of the middle roller shaft 3 is 1.1-1.8 times of that of the rear roller shaft 32 generally, the rotating speed of the front roller shaft 1 is 10-100 times of that of the middle roller shaft 3, roving is thinned after drafting, and because the speeds of the middle roller rubber roll 4 and the front roller 30 are higher and the fiber strips change rapidly, the upper pin cover plate 6, the lower pin 2 and the conveying belt 7 form a stable friction space by arranging the upper pin cover plate assembly, so that the cambered surface of the upper pin cover plate 6 and the cambered surface of the lower pin 2 form a stable fit, thereby controlling the fiber strand.
The fiber strand conveying mechanism is simple to maintain by arranging the upper pin cover plate assembly, can save maintenance cost and time, and reduces drawing power consumption. However, in the installation of the fiber strand transport mechanism, problems including, but not limited to, the following may occur due to the processing accuracy of the device, the installation level, and the like.
As shown in fig. 7, the cradle 9 is entirely inclined with respect to the lower pin 2; as shown in fig. 8, the lower pin 2 is inclined with respect to the front and middle roller shafts 1 and 3; as shown in FIG. 9, the upper pin deck assembly 51 is biased against the cradle 9; and the offset of the upper pin cover plate relative to the cover plate supporting piece can cause that the cambered surface of the upper pin cover plate 6 and the cambered surface of the lower pin 2 can not form a stable fit clearance, and the fluctuation of the yarn quality occurs.
Disclosure of Invention
The present invention is directed to solve the above-mentioned problems of the prior art, and an object of the present invention is to provide a fiber strand feeding mechanism for a spinning machine, which can conveniently adjust the spatial relationship between an upper pin cover plate and a cover plate support member to form a stable fit gap between an upper pin cover plate arc surface and a lower pin arc surface.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the utility model provides a spinning machine's must strip conveying mechanism, its includes the roller mound, articulates the cradle on the roller mound, and the roller mound is gone up and is equipped with well roller, preceding roller along the direction of being qualified for the next round of competitions in proper order activity, and the cradle is gone up and is equipped with well roller rubber roll, preceding roller rubber roll along the direction of being qualified for the next round of competitions in proper order activity, set up down the round pin on the roller mound between well roller and the preceding roller, the middle part of lower pin upper surface sets up the arcwall face, and the lower round pin top sets up the upper pin apron subassembly, and the upper pin apron subassembly includes apron, endless conveyor belt, the tight piece that rises with the unsmooth arcwall face that matches of lower round pin arcwall face, and endless conveyor belt overlaps on apron and well roller rubber roll surface, its characterized in that: the upper pin cover plate is connected with the cover plate supporting piece through a universal joint mechanism.
More specifically, the universal joint mechanism comprises a hinge block seat, a hinge block short shaft and a hinge block long shaft, wherein the hinge block seat is fixed on the upper pin cover plate, the hinge block long shaft is fixed in the cover plate supporting piece, and an upper hole of the hinge block is sleeved on the hinge block long shaft; the hinge block short shaft is fixed on the hinge block seat, and the hinge block lower hole is sleeved on the hinge block short shaft; the holes matched with the short shafts and the long shafts of the hinge blocks on the hinge blocks are larger than the shaft diameters of the short shafts and the long shafts of the hinge blocks, and the upper holes and the lower holes on the hinge blocks are rounded or chamfered.
More specifically, the universal joint mechanism comprises a cross-shaped hinge block and a hinge block seat, wherein the hinge block seat is fixed on an upper pin cover plate, an upper pin hole and a lower pin hole which are perpendicular to each other are formed in the cross-shaped hinge block, a long shaft is rotatably connected to the upper pin hole, two ends of the long shaft are fixed on a cover plate supporting member, a short shaft is rotatably connected to the lower pin hole, two ends of the short shaft are fixed on the hinge block seat, and the long shaft and the short shaft are crossed and can rotate with the hinge block, so that the upper pin cover plate can rotate universally relative to the cover plate supporting member.
More specifically, the universal joint mechanism comprises a spherical hole in the hinge block seat, a hinge block and a spherical hole in the cover plate supporting piece, two ends of the hinge block are respectively provided with a first sphere and a second sphere, the first sphere is inserted into the first spherical hole, the second sphere is inserted into the second spherical hole, and therefore when the hinge block seat is fixed on the upper pin cover plate, the upper pin cover plate can rotate universally relative to the cover plate supporting piece.
Preferably, the hinge block is made of an elastic material, so that the elasticity between the upper pin cover plate and the cover plate supporting piece is better, and the position is easier to adjust.
Preferably, a distance block is further arranged and fixed on the two side edges of the upper pin cover plate, so that the cambered surface of the upper pin cover plate and the cambered surface of the lower pin are separated by the distance block to form a stable fit clearance.
Compared with the prior art, the utility model has the advantages that: because the upper pin cover plate is connected with the cover plate supporting piece through the universal joint mechanism, the space position between the upper pin cover plate and the cover plate supporting piece can be conveniently adjusted, so that the position relation between the upper pin cover plate and the lower pin and the position relation between the cover plate supporting piece and the cradle can be conveniently adjusted, the yarn quality can be stable, and the accidental drafting condition is greatly reduced.
Drawings
Fig. 1 is a schematic view showing a structure of a roving strand of a conventional spinning machine after being drawn into a yarn.
FIG. 2 is a schematic view of the upper pin cover plate assembly and the lower pin of the spinning machine.
FIG. 3 is a schematic view of the spinning machine upper pin cover plate forming a gap with the lower pin.
FIG. 4 is a schematic view showing the installation of the pin cover plate assembly on the cradle in the prior art spinning machine.
FIG. 5 is a schematic view of a cradle of a drafting mechanism of a prior art spinning machine when opened.
FIG. 6 is a schematic view of a cradle of a drafting system of a prior art spinning machine when pressurized.
Fig. 7 is a schematic illustration of a prior art transfer mechanism cradle offset relative to a lower pin.
Fig. 8 is a schematic view of the offset of the lower pin of the conventional transmission mechanism relative to the roller shaft.
FIG. 9 is a schematic illustration of the offset of a pin deck assembly relative to a cradle in a prior art transfer mechanism.
Fig. 10 and 11 are schematic structural views of a gimbal mechanism according to an embodiment of the present invention.
Fig. 12 is a schematic structural view of a gimbal mechanism according to another embodiment of the present invention.
Fig. 13 and 14 are schematic structural views of a gimbal mechanism according to still another embodiment of the present invention.
Detailed Description
The utility model is further explained by the embodiment in the following with the attached drawings.
As shown in fig. 1-14, the fiber strand conveying mechanism of the spinning machine comprises a roller pier 31 and a cradle 9 hinged on the roller pier through a cradle holding rod 33, wherein a rear roller shaft 32, a middle roller shaft 3 and a front roller shaft 1 are sequentially and movably arranged on the roller pier 31 along the wire outlet direction, a rear roller rubber roll 35, a middle roller rubber roll 4 and a front roller rubber roll 30 are sequentially and movably arranged on the cradle 9 along the wire outlet direction, a lower pin 2 is arranged on the roller pier 31 between the middle roller shaft 3 and the front roller shaft 1, the middle part of the upper surface of the lower pin 2 is provided with an arc surface, an upper pin cover plate assembly 51 is arranged on a middle grab 91 of the cradle, the upper pin cover plate assembly 51 comprises an upper pin cover plate 6, a cover plate support 13, an annular conveyer belt 7, a tension spring 8 and a tension block 5 which are matched with the arc surface of the lower pin 2 in a concave-convex manner, the annular conveyer belt 7 is sleeved on the outer surface of the upper pin cover plate 6 and the middle roller rubber roll 4, and the upper pin cover plate 6 is tensioned by a tensioning spring 8, and an upper pin cover plate assembly 51 is connected to the cradle 9.
As shown in fig. 4 and 5, the cradle 9 is in an open state, the upper pin cover plate assembly 51 is mounted on the cradle middle catch 91 of the cradle 9, the cradle middle catch is mounted on the cradle main lever 95, the cradle main lever 95 is mounted on the cradle body 94, the cradle body 94 is mounted on the cradle hinge seat 93, the cradle hinge seat 93 is mounted on the cradle grip bar 33, the cradle grip bar seat 33 is mounted on the cradle grip bar seat 92, the cradle grip bar seat 92 is mounted on the roller pier 31, the lower pin 2 is mounted on the lower pin support seat 19, and the lower pin support seat 19 is mounted on the roller pier 31.
As shown in fig. 2 and 4, the cover plate support 13 is provided with an upper pin spring 16 and a spring cover 15, the upper pin spring 16 is disposed in a spring groove 131 of the cover plate support 13, the spring cover 15 is pressed down by the cradle 9 and transmitted to the cover plate support 13 through the upper pin spring 16, the upper pin cover 6 is connected with the cover plate support 13 through a hinge block 17 and a hinge block seat 18, the spring cover 15 is pressed down by the cradle 9 and transmitted to the cover plate support 13 through the upper pin spring 16, so that the upper pin cover 6 obtains a pressing force, and the arc surface of the upper pin cover 6 and the arc surface of the lower pin 2 form a stable fit gap.
The upper pin cover plate 6 is connected with the cover plate supporting piece 13 through a universal joint mechanism, so that the direction between the cover plate supporting piece 13 and the upper pin cover plate 6 can be changed randomly according to the environment, and errors generated in the manufacturing process of the device and errors generated in the installation environment can be eliminated conveniently.
The universal joint mechanism can be specifically provided with the following structures.
As shown in fig. 10 and 11, the gimbal mechanism includes a hinge block seat 18, a hinge block 17, a hinge block short shaft 23, and a hinge block long shaft 24, the hinge block seat 18 is fixed on the upper pin cover plate 6, the hinge block long shaft 24 is fixed in the cover plate support 13, and an upper hole of the hinge block 17 is sleeved on the hinge block long shaft 24; the hinge block short shaft 23 is fixed on the hinge block seat 18, and the lower hole of the hinge block 17 is sleeved on the hinge block short shaft 23; the holes on the hinge block 17 matched with the hinge block short shaft 23 and the hinge block long shaft 24 are larger than the shaft diameters of the hinge block short shaft 23 and the hinge block long shaft 24, and the holes on the hinge block 17 are rounded or chamfered, so that the upper pin cover plate 6 can rotate universally relative to the cover plate support member 13.
As shown in fig. 12, the universal joint mechanism includes a cross hinge block 25 and a hinge block seat 18, the hinge block seat 18 is fixed on the upper pin cover plate 6, the cross hinge block 25 is provided with an upper pin hole and a lower pin hole which are perpendicular to each other, a long shaft 24 is rotatably connected to the upper pin hole and both ends thereof are fixed on the cover plate support member 13, a short shaft 23 is rotatably connected to the lower pin hole and both ends thereof are fixed on the hinge block seat 18, and since the long shaft 24 and the short shaft 23 cross each other and can rotate with the hinge block 25, the upper pin cover plate 6 can rotate universally with respect to the cover plate support member 13.
As shown in fig. 13 and 14, the universal joint mechanism includes a spherical hole 271 on the hinge block seat 27, a hinge block 28, and a spherical hole 131 on the cover plate support 13, wherein a first spherical body 281 and a second spherical body 282 are respectively disposed at two ends of the hinge block 28, the first spherical body 281 is inserted into the first spherical hole 271, and the second spherical body 282 is inserted into the second spherical hole 131, so that the upper cover plate 6 can rotate universally with respect to the cover plate support 13 when the hinge block seat 27 is fixed on the upper cover plate 6.
The hinge block 28 is made of an elastic material, so that the elasticity between the upper pin cover plate 6 and the cover plate support 13 is better, and the position adjustment is easier.
As shown in fig. 2, a spacer 20 is further provided, and the spacer 20 is fixed on both sides of the upper pin cover plate 6, so that the arc surface of the upper pin cover plate 6 and the arc surface of the lower pin 2 are separated by the spacer 20 to form a stable fit gap.
Claims (6)
1. The utility model provides a spinning machine's must strip conveying mechanism, its includes the roller mound, articulates the cradle on the roller mound, and the roller mound is gone up and is equipped with well roller, preceding roller along the direction of being qualified for the next round of competitions in proper order activity, and the cradle is gone up and is equipped with well roller rubber roll, preceding roller rubber roll along the direction of being qualified for the next round of competitions in proper order activity, set up down the round pin on the roller mound between well roller and the preceding roller, the middle part of lower pin upper surface sets up the arcwall face, and the lower round pin top sets up the upper pin apron subassembly, and the upper pin apron subassembly includes apron, endless conveyor belt, the tight piece that rises with the unsmooth arcwall face that matches of lower round pin arcwall face, and endless conveyor belt overlaps on apron and well roller rubber roll surface, its characterized in that: the upper pin cover plate is connected with the cover plate supporting piece through a universal joint mechanism.
2. The fiber strand feeding mechanism of spinning machine according to claim 1, wherein: the universal joint mechanism comprises a hinge block seat, a hinge block short shaft and a hinge block long shaft, wherein the hinge block seat is fixed on the upper pin cover plate, the hinge block long shaft is fixed in the cover plate supporting piece, and an upper hole of the hinge block is sleeved on the hinge block long shaft; the hinge block short shaft is fixed on the hinge block seat, and the hinge block lower hole is sleeved on the hinge block short shaft; the holes matched with the short shafts and the long shafts of the hinge blocks on the hinge blocks are larger than the shaft diameters of the short shafts and the long shafts of the hinge blocks, and the upper holes and the lower holes on the hinge blocks are rounded or chamfered.
3. The fiber strand feeding mechanism of spinning machine according to claim 1, wherein: the universal joint mechanism comprises a cross-shaped hinge block and a hinge block seat, the hinge block seat is fixed on an upper pin cover plate, an upper pin hole and a lower pin hole which are perpendicular to each other are arranged on the cross-shaped hinge block, a long shaft is rotatably connected to the upper pin hole, two ends of the long shaft are fixed on a cover plate supporting piece, a short shaft is rotatably connected to the lower pin hole, two ends of the short shaft are fixed on the hinge block seat, and the long shaft and the short shaft are crossed in a cross manner and can rotate with the hinge block.
4. The fiber strand feeding mechanism of spinning machine according to claim 1, wherein: the universal joint mechanism comprises a spherical hole in the hinge block seat, a hinge block and a spherical hole in the cover plate supporting piece, two ends of the hinge block are respectively provided with a first sphere and a second sphere, the first sphere is inserted into the first spherical hole, and the second sphere is inserted into the second spherical hole.
5. The fiber strand feeding mechanism of spinning machine according to claim 2, 3 or 4, wherein: the hinged block is made of elastic materials.
6. The fiber strand feeding mechanism of spinning machine according to claim 1 or 2 or 3 or 4, wherein: and a spacing block is also arranged and fixed on the two side edges of the upper pin cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120360715.3U CN215328532U (en) | 2021-02-09 | 2021-02-09 | Fiber strand conveying mechanism of spinning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120360715.3U CN215328532U (en) | 2021-02-09 | 2021-02-09 | Fiber strand conveying mechanism of spinning machine |
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| Publication Number | Publication Date |
|---|---|
| CN215328532U true CN215328532U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120360715.3U Active CN215328532U (en) | 2021-02-09 | 2021-02-09 | Fiber strand conveying mechanism of spinning machine |
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| Country | Link |
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| CN (1) | CN215328532U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022171094A1 (en) * | 2021-02-09 | 2022-08-18 | 徐时平 | Fiber strand conveying mechanism of spinning machine |
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2021
- 2021-02-09 CN CN202120360715.3U patent/CN215328532U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022171094A1 (en) * | 2021-02-09 | 2022-08-18 | 徐时平 | Fiber strand conveying mechanism of spinning machine |
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