CN219156178U - Wear-resistant bobbin device for winding fiber tows - Google Patents
Wear-resistant bobbin device for winding fiber tows Download PDFInfo
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- CN219156178U CN219156178U CN202320127194.6U CN202320127194U CN219156178U CN 219156178 U CN219156178 U CN 219156178U CN 202320127194 U CN202320127194 U CN 202320127194U CN 219156178 U CN219156178 U CN 219156178U
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- circular plate
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- thread cylinder
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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Abstract
The utility model discloses an anti-abrasion bobbin device for winding fiber tows, which comprises a support, a cylinder body, an upper circular plate assembly and a lower circular plate assembly, wherein a fixed shaft is vertically arranged on the support, the centers of the upper circular plate assembly and the lower circular plate assembly are respectively provided with a central hole, the fixed shaft penetrates through the two central holes, the lower surface of the lower circular plate assembly is provided with an upper circular ring groove which is concentric with the fixed shaft, the upper surface of the support is provided with a lower circular ring groove which corresponds to the upper circular ring groove up and down, a plurality of balls are arranged between the lower circular ring groove and the upper circular ring groove, and a gap is reserved between the lower surface of the lower circular plate assembly and the upper surface of the support. The utility model adopts split manufacturing, is convenient to assemble, has high wear resistance and long service life, ensures that the winding and unwinding processes of the hair fiber are smoother, particularly reduces the traction force of the fiber tows and the abrasion of parts when the fiber tows are unwound, can conveniently replace the shaft sleeve and the fixed shaft after the parts with rotary friction are worn, and reduces the production cost.
Description
Technical Field
The utility model belongs to the technical field of production of fibers for hair, and particularly relates to an anti-abrasion bobbin device for winding fiber tows.
Background
At present, central holes on circular plates at the upper end and the lower end of a bobbin used for winding fiber tows for hair rotate on a fixed shaft, the hole walls of the central holes of the circular plates directly rotate relative to the outer circle of the fixed shaft to generate friction, long-time rotation friction is generated, the roundness of the central holes of the bobbin can be changed, meanwhile, a larger gap is generated between the central holes and the fixed shaft, the concentricity of the bobbin in the rotation process is poor, and the bobbin generates swinging conditions during rotation, so that the fiber tows are unevenly wound on the bobbin, and even the normal winding of the fiber tows is influenced. Because the cylinder body of the bobbin and the circular plates at the two ends are of an integrated structure, the production and manufacturing difficulty of the whole bobbin are quite high, and therefore, if the roundness maintenance is carried out on the central hole, the whole bobbin can only be replaced, and the production cost is increased. In addition, when unwinding the fiber tows wound on the outer circle of the bobbin, the fiber tows pull the round plate ground at the lower end of the bobbin to directly rotate and slide with the upper surface of the support, and the fiber tows pull the bobbin to rotate, so that the resistance is high, the pulling force of the fiber tows is increased, and the round plate at the upper surface of the support and the lower end of the bobbin are worn.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides the wear-resistant bobbin device for winding the fiber tows, which has the advantages of simple structure, convenience in production and manufacture, easiness in replacement of wear parts and smoother rotation during unwinding.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a fiber tow winding is with abrasionproof decreases bobbin device, which comprises a supporting pedestal, the cylinder, go up the plectane subassembly and lower plectane subassembly, be equipped with the fixed axle perpendicularly on the support, go up the plectane subassembly and establish at the cylinder port, lower plectane subassembly is established at the cylinder port down, go up the centre of plectane subassembly and lower plectane subassembly and all offered the centre bore, the fixed axle passes two centre bores, lower plectane subassembly lower surface has offered the last ring groove with the fixed axle with the central line, lower ring groove that corresponds from top to bottom has been offered with last ring groove to the support upper surface, be equipped with a plurality of ball between lower ring groove and the last ring groove, have the clearance between lower plectane subassembly lower surface and the support upper surface.
The inner circles of the upper port and the lower port of the cylinder body are respectively provided with internal threads, and the upper circular plate component and the lower circular plate component have the same structure and are arranged up and down symmetrically; the upper circular plate assembly comprises a circular plate, a shaft sleeve, an external thread cylinder, an internal thread cylinder and a limiting ring, the outer diameters of the circular plate and the cylinder are equal, the central hole is formed in the center of the circular plate, the upper ends of the external thread cylinder and the internal thread cylinder are fixedly connected to the lower surface of the circular plate, the outer circle of the external thread cylinder is in threaded connection with the upper port of the cylinder, the circular plate is in press connection with the upper end of the cylinder, the internal thread cylinder is equal to the inner diameter of the central hole and corresponds to the inner diameter of the central hole up and down, the limiting ring is fixedly arranged at the lower port of the internal thread cylinder, the inner diameter of the limiting ring is smaller than the inner diameter of the internal thread cylinder, the outer circle of the shaft sleeve extends into and is in threaded connection with the internal thread cylinder, the lower end of the shaft sleeve is in press connection with the limiting ring, the upper end of the shaft sleeve is flush with the upper surface of the circular plate, and the inner diameter of the shaft sleeve is smaller than the inner diameter of the limiting ring; the upper annular groove is formed in the lower surface of the circular plate of the lower circular plate assembly.
The shaft sleeve is made of polytetrafluoroethylene materials, the inner circle of the shaft sleeve is a smooth surface, two blind holes are formed in the upper end face of the shaft sleeve downwards, and the two blind holes are symmetrical about the central line of the shaft sleeve.
Two jacks which are penetrated up and down are arranged at the position between the internal thread cylinder and the external thread cylinder on the circular plate.
The circular plate, the external thread cylinder, the internal thread cylinder and the limiting ring are of an integrated structure.
The support is provided with an up-down through threaded hole, the bottom surface of the support is provided with a countersunk groove with the diameter larger than that of the threaded hole at the lower port of the threaded hole, the lower end of the fixing shaft extends into the threaded hole and is in threaded connection with the threaded hole, the lower end of the fixing shaft is in threaded connection with a fastening nut positioned in the countersunk groove, and the upper end of the fastening nut is in pressure connection with the bottom of the countersunk groove.
The outer circle in the middle of the fixed shaft is provided with two planes for clamping and driving the fixed shaft to rotate by a spanner.
By adopting the technical scheme, the cylinder body, the upper circular plate assembly, the lower circular plate assembly and the two shaft sleeves are manufactured in a split mode, the manufacturing process is simpler, the assembly is convenient, a certain part (the shaft sleeve or the fixed shaft) is worn, the whole body does not need to be replaced, and the cost is reduced.
When the fiber tows wound on the outer circle of the cylinder are unwound, the fiber tows pull the cylinder, and due to the lower annular groove arranged on the upper surface of the support, a plurality of balls are arranged in the lower annular groove, and sliding rotation friction between the circular plate at the lower part and the support is changed into rolling friction, so that the pulling force of the fiber tows is reduced, and the abrasion of the support and the circular plate is also reduced.
The fixed shaft is in threaded connection with the threaded hole of the support, and is fastened through the fastening nut, so that the fixed shaft is prevented from being driven to rotate when the fixed shaft and the shaft sleeve slide and rub. When the fixed shaft is worn, the fixed shaft needs to be replaced, the fastening nut is firstly unscrewed, then a spanner is used for clamping two planes in the middle of the fixed shaft, the fixed shaft is driven to rotate, and the fixed shaft is detached from the threaded hole in the support; and screwing the new fixed shaft into the threaded hole, and finally installing a fastening nut.
When the shaft sleeve is replaced, a first special spanner is used, the first special spanner comprises a first handle rod and two first force application rods, the two first force application rods are vertically and fixedly connected to the first handle rod, the two first force application rods are parallel, the distance between the two first force application rods is equal to the distance between the two blind holes, the two first force application rods are inserted into the corresponding blind holes, the first handle rod is rotated, and the shaft sleeve can be driven to screw in or screw out of the internal thread cylinder. The two force application rods of the first special wrench are positioned in the middle of the first handle rod, so that one-hand force application is facilitated.
When the disc is required to be disassembled, a second special spanner is used, the second special spanner comprises a second handle rod and two second force application rods, the two second force application rods are vertically and fixedly connected to the second handle rod, the two second force application rods are parallel, the distance between the two second force application rods is equal to the distance between the two jacks, the two second force application rods are inserted into the corresponding jacks, and the shaft sleeve can be driven to screw in or screw out of the external thread cylinder by rotating the second handle rod. The two force application rods of the second special wrench are positioned at one end of the first handle rod and are in an F shape.
The rotation direction of the cylinder body is the same as the rotation direction of the shaft sleeve screwed into the internal thread cylinder, so that the shaft sleeve is prevented from being taken out of the internal thread cylinder when the cylinder body rotates.
In summary, the utility model adopts split manufacturing, is convenient to assemble, has high wear resistance and long service life, ensures that the winding and unwinding processes of the hair fiber are smoother, particularly reduces the traction force of the fiber tows and the abrasion of parts when the fiber tows are unwound, can conveniently replace the shaft sleeve and the fixed shaft after the parts with rotary friction are worn, and reduces the production cost.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the structure of a first special wrench;
fig. 4 is a schematic structural view of a second special wrench.
Detailed Description
As shown in fig. 1-4, the abrasion-proof bobbin device for fiber tow winding comprises a support 13, a cylinder 1, an upper circular plate assembly and a lower circular plate assembly, wherein a fixed shaft 14 is vertically arranged on the support 13, the upper circular plate assembly is arranged at an upper port of the cylinder 1, the lower circular plate assembly is arranged at a lower port of the cylinder 1, the centers of the upper circular plate assembly and the lower circular plate assembly are respectively provided with a center hole, the fixed shaft 14 penetrates through the two center holes, the lower surface of the lower circular plate assembly is provided with an upper circular ring groove with the same center line as the fixed shaft 14, the upper surface of the support 13 is provided with a lower circular ring groove which corresponds to the upper circular ring groove in an up-down manner, a plurality of balls 15 are arranged between the lower circular ring groove and the upper circular ring groove, and a gap is reserved between the lower surface of the lower circular plate assembly and the upper surface of the support 13.
The inner circles of the upper port and the lower port of the cylinder body 1 are respectively provided with internal threads, and the upper circular plate component and the lower circular plate component have the same structure and are arranged up and down symmetrically; the upper circular plate assembly comprises a circular plate 2, a shaft sleeve 3, an external thread cylinder 4, an internal thread cylinder 5 and a limiting ring 6, wherein the outer diameters of the circular plate 2 and the cylinder body 1 are equal, a central hole is formed in the center of the circular plate 2, the upper ends of the external thread cylinder 4 and the internal thread cylinder 5 are fixedly connected to the lower surface of the circular plate 2, the outer circle of the external thread cylinder 4 is in threaded connection with the upper port of the cylinder body 1, the circular plate 2 is in press connection with the upper end of the cylinder body 1, the internal thread cylinder 5 is equal to and vertically corresponds to the inner diameter of the central hole, the limiting ring 6 is fixedly arranged at the lower port of the internal thread cylinder 5, the inner diameter of the limiting ring 6 is smaller than the inner diameter of the internal thread cylinder 5, the outer circle of the shaft sleeve 3 extends into and is in threaded connection with the internal thread cylinder 5, the lower end of the shaft sleeve 3 is in press connection with the limiting ring 6, the upper end of the shaft sleeve 3 is flush with the upper surface of the circular plate 2, and the inner diameter of the shaft sleeve 3 is smaller than the inner diameter of the limiting ring 6; the upper annular groove is formed in the lower surface of the circular plate 2 of the lower circular plate assembly.
The shaft sleeve 3 is made of polytetrafluoroethylene materials, the inner circle of the shaft sleeve 3 is a smooth surface, two blind holes 7 are formed in the upper end face of the shaft sleeve 3 downwards, and the two blind holes 7 are symmetrical with respect to the central line of the shaft sleeve 3.
Two jacks 8 which are penetrated up and down are arranged at the position between the internal thread cylinder 5 and the external thread cylinder 4 on the circular plate 2.
The circular plate 2, the external thread cylinder 4, the internal thread cylinder 5 and the limiting ring 6 are of an integrated structure.
The support 13 is provided with a threaded hole which is through up and down, the bottom surface of the support 13 is provided with a countersunk groove 16 with the diameter larger than that of the threaded hole at the lower end opening of the threaded hole, the lower end of the fixed shaft 14 extends into the threaded hole and is in threaded connection with the threaded hole, the lower end of the fixed shaft 14 is in threaded connection with a fastening nut 17 positioned in the countersunk groove 16, and the upper end of the fastening nut 17 is in pressure connection with the bottom of the countersunk groove 16.
The outer circle of the middle part of the fixed shaft 14 is provided with two planes for clamping and driving the fixed shaft 14 to rotate by a spanner.
The cylinder body 1, the upper circular plate assembly, the lower circular plate assembly and the two shaft sleeves 3 are manufactured in a split mode, the manufacturing process is simpler, the assembly is convenient, a certain part (the shaft sleeve 3 or the fixed shaft 14) is worn, the whole body is not required to be replaced, and the cost is reduced.
When the fiber tows wound on the outer circle of the cylinder body 1 are unwound, the fiber tows pull the cylinder body 1, and as the lower annular groove is formed in the upper surface of the support 13, a plurality of balls 15 are arranged in the lower annular groove, and sliding and rotating friction between the circular plate 2 at the lower part and the support 13 is changed into rolling friction, so that the pulling force of the fiber tows is reduced, and the abrasion of the support 13 and the circular plate 2 is also reduced.
The fixed shaft 14 is in threaded connection with the threaded hole of the support 13, and the fixed shaft 14 is fastened through the fastening nut 17, so that the fixed shaft 14 is prevented from being driven to rotate when the fixed shaft 14 and the shaft sleeve 3 slide and rub. When the fixed shaft 14 is worn, the fixed shaft 14 needs to be replaced, the fastening nut 17 is firstly unscrewed, then two planes in the middle of the fixed shaft 14 are clamped by using a wrench, the fixed shaft 14 is driven to rotate, and the fixed shaft 14 is detached from the threaded hole in the support 13; a new fixed shaft 14 is screwed into the threaded hole, and finally a fastening nut 17 is installed.
When the shaft sleeve 3 is replaced, a first special spanner is used, the first special spanner comprises a first handle rod 9 and two first force application rods 10, the two first force application rods 10 are vertically and fixedly connected to the first handle rod 9, the two first force application rods 10 are parallel, the distance between the two first force application rods 10 is equal to the distance between the two blind holes 7, the two first force application rods 10 are inserted into the corresponding blind holes 7, and the shaft sleeve 3 can be driven to screw in or unscrew from the internal thread cylinder 5 by rotating the first handle rod 9. The two force application rods of the first special wrench are positioned in the middle of the first handle rod 9, so that one-hand force application is facilitated.
When the disc needs to be disassembled, a second special spanner is used, the second special spanner comprises a second handle rod 11 and two second force application rods 12, the two second force application rods 12 are vertically and fixedly connected to the second handle rod 11, the two second force application rods 12 are parallel, the distance between the two second force application rods 12 is equal to the distance between the two jacks 8, the two second force application rods 12 are inserted into the corresponding jacks 8, and the shaft sleeve 3 can be driven to rotate by rotating the second handle rod 11 to screw in or out of the external thread cylinder 4. The two force application rods of the second special wrench are positioned at one end of the second handle rod and are in an F shape.
The direction of rotation of the cylindrical body 1 is the same as the direction of rotation of the sleeve 3 into the internally threaded cylinder 5, thus avoiding that the sleeve 3 is carried out of the internally threaded cylinder 5 when the cylindrical body 1 is rotated.
When the bobbin actively rotates to wind the fiber tows for hair, the two insertion holes 8 on the circular plate 2 can be inserted into the driving rod, and the power device drives the bobbin to rotate through the driving rod.
The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.
Claims (7)
1. The fiber tow twines with abrasionproof decreases bobbin device, its characterized in that: including support, cylinder, go up the plectane subassembly and lower plectane subassembly, be equipped with the fixed axle perpendicularly on the support, go up the plectane subassembly and establish at the cylinder upper port, the plectane subassembly is established at the cylinder lower port down, go up the centre of plectane subassembly and lower plectane subassembly and all seted up the centre bore, the fixed axle passes two centre bores, lower plectane subassembly lower surface has seted up with the last ring groove of fixed axle with the central line, the lower ring groove that corresponds about having seted up with last ring groove on the support upper surface, be equipped with a plurality of ball between lower ring groove and the last ring groove, have the clearance between lower plectane subassembly lower surface and the support upper surface.
2. The abrasion resistant bobbin device for filament bundle winding according to claim 1, wherein: the inner circles of the upper port and the lower port of the cylinder body are respectively provided with internal threads, and the upper circular plate component and the lower circular plate component have the same structure and are arranged up and down symmetrically; the upper circular plate assembly comprises a circular plate, a shaft sleeve, an external thread cylinder, an internal thread cylinder and a limiting ring, the outer diameters of the circular plate and the cylinder are equal, the central hole is formed in the center of the circular plate, the upper ends of the external thread cylinder and the internal thread cylinder are fixedly connected to the lower surface of the circular plate, the outer circle of the external thread cylinder is in threaded connection with the upper port of the cylinder, the circular plate is in press connection with the upper end of the cylinder, the internal thread cylinder is equal to the inner diameter of the central hole and corresponds to the inner diameter of the central hole up and down, the limiting ring is fixedly arranged at the lower port of the internal thread cylinder, the inner diameter of the limiting ring is smaller than the inner diameter of the internal thread cylinder, the outer circle of the shaft sleeve extends into and is in threaded connection with the internal thread cylinder, the lower end of the shaft sleeve is in press connection with the limiting ring, the upper end of the shaft sleeve is flush with the upper surface of the circular plate, and the inner diameter of the shaft sleeve is smaller than the inner diameter of the limiting ring; the upper annular groove is formed in the lower surface of the circular plate of the lower circular plate assembly.
3. The abrasion resistant bobbin device for filament bundle winding according to claim 2, wherein: the shaft sleeve is made of polytetrafluoroethylene materials, the inner circle of the shaft sleeve is a smooth surface, two blind holes are formed in the upper end face of the shaft sleeve downwards, and the two blind holes are symmetrical about the central line of the shaft sleeve.
4. A fiber strand winding wear resistant bobbin apparatus as claimed in claim 2 or 3, wherein: two jacks which are penetrated up and down are arranged at the position between the internal thread cylinder and the external thread cylinder on the circular plate.
5. A fiber strand winding wear resistant bobbin apparatus as claimed in claim 2 or 3, wherein: the circular plate, the external thread cylinder, the internal thread cylinder and the limiting ring are of an integrated structure.
6. The abrasion resistant bobbin device for filament bundle winding according to claim 1, wherein: the support is provided with an up-down through threaded hole, the bottom surface of the support is provided with a countersunk groove with the diameter larger than that of the threaded hole at the lower port of the threaded hole, the lower end of the fixing shaft extends into the threaded hole and is in threaded connection with the threaded hole, the lower end of the fixing shaft is in threaded connection with a fastening nut positioned in the countersunk groove, and the upper end of the fastening nut is in pressure connection with the bottom of the countersunk groove.
7. The abrasion resistant bobbin device for filament bundle winding according to claim 1, wherein: the outer circle in the middle of the fixed shaft is provided with two planes for clamping and driving the fixed shaft to rotate by a spanner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320127194.6U CN219156178U (en) | 2023-01-13 | 2023-01-13 | Wear-resistant bobbin device for winding fiber tows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320127194.6U CN219156178U (en) | 2023-01-13 | 2023-01-13 | Wear-resistant bobbin device for winding fiber tows |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219156178U true CN219156178U (en) | 2023-06-09 |
Family
ID=86638123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320127194.6U Active CN219156178U (en) | 2023-01-13 | 2023-01-13 | Wear-resistant bobbin device for winding fiber tows |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219156178U (en) |
-
2023
- 2023-01-13 CN CN202320127194.6U patent/CN219156178U/en active Active
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