CN219370705U - Device for improving torsion degree of insulating rod - Google Patents
Device for improving torsion degree of insulating rod Download PDFInfo
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- CN219370705U CN219370705U CN202223539243.1U CN202223539243U CN219370705U CN 219370705 U CN219370705 U CN 219370705U CN 202223539243 U CN202223539243 U CN 202223539243U CN 219370705 U CN219370705 U CN 219370705U
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- adjusting
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- dividing plate
- rod
- yarn
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Abstract
The utility model discloses an insulating rod torsion degree improving device which comprises a yarn dividing plate, an adjusting plate and an adjusting rod; the surface of the yarn dividing plate is uniformly provided with a plurality of groups of sand outlet holes; the adjusting plate is fixedly arranged relative to the yarn dividing plate, a plurality of groups of mounting grooves are formed in the surface of the adjusting plate along the horizontal direction, the mounting grooves are vertically arranged strip-shaped holes, and the planes of the adjusting plate and the yarn dividing plate are mutually perpendicular; the device comprises an adjusting rod, at least two adjusting rods and a mounting groove, wherein the two ends of the adjusting rod are respectively fixed with the mounting groove through nut locking mechanisms, the insulating rod torsion resistance improving device is not limited by the positions of a traction frame and a mould frame, and the torsion resistance of an insulating core rod is further reduced through tension control of a wire harness at the end of the creel.
Description
Technical Field
The utility model relates to the technical field of insulating core rod production equipment, in particular to an insulating rod torsion degree improving device.
Background
The insulating core rod is an important component part of the electric composite insulator and mainly plays a role of longitudinal support.
In the production process of the electric composite insulator, the torsion degree of the insulating core rod is high, if the torsion degree of the insulating core rod is high, the thickness of the outer gel coat of the core rod is uneven, and the mold ejector pins in the pouring mold are required to be frequently adjusted so as to meet the requirement of uniform gel coat thickness of the composite insulator; thus, in the production of the insulating core rod, attention should be paid to the degree of torsion of its finished product.
The insulating core rod is produced by using a glass fiber yarn rope as a basal layer through a pultrusion process, and has the effects of a pultrusion process, mold concentricity, traction equipment, a mold frame, concentricity of a sand penetrating device, internal stress in a curing process and other factors, so that a finished product has certain torsion degree, and is common in industrial production;
at present, the torsion degree is generally adjusted by adopting the level and concentricity of an adjusting die and a traction device, but the method is limited by a die frame and the traction device, has an unsatisfactory effect, and cannot achieve the aim of uniform torsion degree, especially when the length of the composite insulator is longer, therefore, the method needs to develop equipment which is not limited by the length of the composite insulator and can effectively reduce the torsion degree of the product.
Disclosure of Invention
The utility model aims to overcome the existing defects, and provides the insulating rod torsion degree improving device which is not limited by the positions of the traction frame and the die frame, and the torsion degree of the insulating core rod is further reduced through tension control of the wire harness at the creel end, so that the problems in the background technology can be effectively solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an insulating rod torsion degree improving device comprises a yarn dividing plate, an adjusting plate and an adjusting rod;
the surface of the yarn dividing plate is uniformly provided with a plurality of groups of sand outlet holes;
the adjusting plate is fixedly arranged relative to the yarn dividing plate, a plurality of groups of mounting grooves are formed in the surface of the adjusting plate along the horizontal direction, the mounting grooves are vertically arranged strip-shaped holes, and the planes of the adjusting plate and the yarn dividing plate are mutually perpendicular;
the two ends of the adjusting rods are fixed with the mounting groove through nut locking mechanisms respectively.
As a preferable technical scheme of the utility model, two opposite-rolling damping rollers or parallel damping rods which are mutually extruded are arranged on the front side of the yarn dividing plate, the end parts of the damping rollers are rotatably provided with swing arms, and the swing arms are rotatably arranged with the yarn dividing plate through torsion springs;
after passing through the yarn dividing plate, the wire harness is limited by the opposite-rolling damping roller, so that the wire harness is subjected to resistance, and the internal tension of the wire harness is improved;
meanwhile, through the design of the damping roller structure, when the yarn bundle speed rises, the distance between the damping rollers can be driven to be increased, so that the yarn bundle resistance is reduced, and the yarn bundle is prevented from being torn.
As a preferable technical scheme of the utility model, two parallel damping rods which are mutually extruded are arranged on the front side of the yarn dividing plate, a swing arm is rotatably arranged at the end part of each damping rod, and the swing arm is rotatably arranged with the yarn dividing plate through a torsion spring, and when an object between two groups of damping rods is rapidly drawn, the swing arm can be driven to swing so as to reduce the extrusion force of the two groups of damping rods;
the damping rod utilizes friction between the yarn bundle and the damping rod to improve the internal tension of the yarn bundle, which is different from the mode that the damping roller increases the internal tension of the yarn bundle through rotation damping.
As a preferable technical scheme of the utility model, the end part of the adjusting plate is provided with a U-shaped bolt fixed with an external creel;
through the design of U-shaped bolt, be convenient for carry out fixed mounting with regulating plate and creel.
As a preferable technical scheme of the utility model, a support is arranged between two adjacent groups of adjusting rods, the support comprises a supporting rod and two groups of ball heads, the end parts of the supporting rod are connected with the ball heads through threads, the threads at the two ends of the supporting rod are opposite in rotation direction, and the ball heads are fixedly arranged with the adjusting rods;
when the length of the adjusting rod is larger, or the acting force of the yarn bundles on the adjusting rod is larger, the middle position of the adjusting rod can be flexibly deformed, namely, the yarn bundle tension of different position sections is inconsistent, and the adjacent two groups of adjusting rods are supported by adding the supporting device, so that the flexible deformation of the adjacent two groups of adjusting rods is reduced.
Compared with the prior art, the utility model has the beneficial effects that: according to the insulating rod torsion degree improving device, after a plurality of groups of adjusting rods are added, a yarn bundle warp frame is released, the adjusting rods are wound for a plurality of times, the traction force of the yarn bundle is combined with the traction force of a pultrusion process on the yarn bundle, so that the tension in the yarn bundle is increased, the flatness of the yarn bundle is ensured, the yarn bundle has good coaxiality with the inner cavity of a die when entering the die, and the torsion degree of a finished product is obviously reduced after pultrusion molding;
simultaneously, when the glass fiber yarn bundle passes through the adjusting rod, the trend of the glass fiber yarn bundle is changed, the yarn bundle is bent, the internal stress of the yarn bundle can be further reduced, the flexibility of the yarn bundle is increased, and therefore the torsion degree of a final finished product is further reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is a schematic view of a support according to the present utility model;
FIG. 4 is a first yarn bundle layout of the present utility model;
FIG. 5 is a second yarn bundle layout of the present utility model;
FIG. 6 is a third yarn bundle layout of the present utility model;
FIG. 7 shows the results of the experimental control of the present utility model, wherein the upper layer of the data of the control group is the data after the application.
In the figure: 1. yarn dividing plates; 101. damping roller; 102. swing arms; 2. an adjusting plate; 201. u-shaped bolts; 202. a mounting groove; 3. an adjusting rod; 4. a support; 401. ball head; 402. and (5) supporting the rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: an insulating rod torsion degree improving device comprises a yarn dividing plate 1, an adjusting plate 2 and an adjusting rod 3;
the surface of the yarn dividing plate 1 is uniformly provided with a plurality of groups of sand outlet holes;
the adjusting plate 2 is fixedly arranged opposite to the yarn dividing plate 1, a plurality of groups of mounting grooves 202 are formed in the surface of the adjusting plate 2 along the horizontal direction, the mounting grooves 202 are vertically arranged strip-shaped holes, and the planes of the adjusting plate 2 and the yarn dividing plate 1 are mutually perpendicular;
the two adjusting rods 3 are not less than two and are arranged in parallel, and two ends of the adjusting rods 3 are respectively fixed with the mounting groove 202 through nut locking mechanisms.
Referring to fig. 2, two opposite-rolling damping rollers 101 or parallel damping rods which are mutually extruded are arranged on the front side of the yarn dividing plate 1, a swing arm 102 is rotatably arranged at the end part of each damping roller 101, the swing arm 102 is rotatably arranged with the yarn dividing plate 1 through a torsion spring, and when an object between the two groups of damping rollers 101 is rapidly drawn, the swing arm 102 can be driven to swing so as to increase the axial distance between the two groups of damping rollers 101;
after passing through the yarn dividing plate 1, the wire harness is limited by the opposite-rolling damping roller 101, so that the wire harness is subjected to resistance, and the internal tension of the wire harness is improved;
meanwhile, through the design of the structure of the damping roller 101, when the yarn bundle speed rises, the distance between the damping rollers 101 can be driven to be increased, so that the yarn bundle resistance is reduced, and the yarn bundle is prevented from being broken.
The front side of the yarn dividing plate 1 is provided with two parallel damping rods which are mutually extruded, the end parts of the damping rods are rotatably provided with swing arms 102, the swing arms 102 are rotatably installed with the yarn dividing plate 1 through torsion springs, and when an object between two groups of damping rods rapidly draws, the swing arms 102 can be driven to swing so as to reduce extrusion force of the two groups of damping rods;
the damping rod increases the yarn bundle internal tension by friction between the yarn bundle and the damping rod, unlike the manner in which the damping roller 101 increases the yarn bundle internal tension by rotating damping.
Referring to fig. 1, the end of the adjusting plate 2 is provided with a U-bolt 201 fixed with an external creel;
through the design of U-shaped bolt 201, be convenient for carry out fixed mounting with regulating plate 2 and creel.
Referring to fig. 3, a support 4 is arranged between two adjacent groups of adjusting rods 3, the support 4 comprises a supporting rod 402 and two groups of ball heads 401, the end parts of the supporting rod 402 are connected with the ball heads 401 through threads, the threads at the two ends of the supporting rod 402 are opposite in rotation direction, and the ball heads 401 are fixedly arranged with the adjusting rods 3;
when the length of the adjusting rod 3 is larger, or the acting force of the yarn bundles on the adjusting rod 3 is larger, the middle position of the adjusting rod 3 is flexibly deformed, namely, the yarn bundle tension of different position sections is inconsistent, and the supporting device 4 is added to support two adjacent groups of adjusting rods 3, so that the flexible deformation is reduced;
the middle section of the supporting rod 402 is designed in a polygonal prism shape, so that a tool is convenient to clamp, the supporting rod 402 is driven to rotate from a belt to adjust the amount of the supporting rod inserted into the ball heads 401, and therefore the distance between the two groups of ball heads 401 is adjusted, namely the axial distance between two adjacent groups of adjusting rods 3 is changed.
Examples
Referring to fig. 4, taking two sets of adjusting rods 3 as an example, three sets of mounting grooves 202 are arranged in the adjusting plate 2, namely 202a, 202b and 202c are sequentially arranged in the adjusting plate 2, an upper set of adjusting rods b1 and a lower set of adjusting rods b2 are arranged in the 202b, and two ends of the adjusting rods 3 are fixedly locked with the adjusting plate 2 by adopting a double-nut locking mechanism;
after the yarn bundle warp frame is released, yarn is split through the yarn outlet holes of the yarn splitting plate 1, then the initial tension in the yarn bundle is increased through two groups of opposite rolling damping rollers 101 or opposite extrusion damping rods, the yarn bundle is wound around the lower adjusting rod b2, then wound around the upper adjusting rod b1, and then the yarn bundle is downwards moved.
Examples
Referring to fig. 5, taking three groups of adjusting rods 3 as an example, three groups of mounting grooves 202 are formed in the adjusting plate 2, namely 202a, 202b and 202c are sequentially formed in the adjusting plate 2, a group of adjusting rods a2 are arranged at the lower part of the 202a, an upper group of adjusting rods b1 and a lower group of adjusting rods b2 are arranged in the 202b, and two ends of the adjusting rods 3 are fixedly locked with the adjusting plate 2 by adopting double-nut locking mechanisms;
after the yarn bundle warp frame is released, yarn is split through the yarn outlet holes of the yarn splitting plate 1, then the initial tension in the yarn bundle is increased through two groups of opposite rolling damping rollers 101 or opposite extrusion damping rods, the yarn bundle is wound around the lower adjusting rod a2, then the yarn bundle is wound around the upper adjusting rod b1, the yarn bundle is wound around the lower adjusting rod b2, and then the yarn bundle is upwards walked.
Examples
Referring to fig. 6, taking three sets of adjusting rods 3 as an example, three sets of mounting grooves 202 are formed in the adjusting plate 2, namely 202a, 202b and 202c are sequentially formed, an upper adjusting rod a1 and a lower adjusting rod a2 are arranged at the lower part of the 202a, an upper adjusting rod b1 and a lower adjusting rod b2 are arranged in the 202b, an upper adjusting rod c1 and a lower adjusting rod c2 are arranged in the 202c, and two ends of the adjusting rod 3 are fixedly locked with the adjusting plate 2 by adopting a double-nut locking mechanism;
after the yarn bundle warp frame is released, yarn is split through the yarn outlet holes of the yarn splitting plate 1, then the initial tension in the yarn bundle is increased through two groups of opposite rolling damping rollers 101 or opposite extrusion damping rods, then the yarn bundle sequentially winds through the adjusting rods a2, a1 and b2, the adjusting rods b1, c2 and c1, and then the yarn bundle is downwards or flatly moved.
Referring to fig. 7, taking the first embodiment as an example, five groups of comparison experiments are performed, the torsion degree of the insulating core rod is improved from 1.2-2.1 mm/m to 0.3-0.8 mm/m, so that the problem of torsion degree of the insulating core rod is greatly improved, the time for repeatedly adjusting the ejector pin of the die in the vulcanization process of the composite insulator is saved, and the production efficiency of the composite insulator is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an insulating rod tortuosity improves device, includes yarn board (1), regulating plate (2) and adjusts pole (3), its characterized in that:
the surface of the yarn dividing plate (1) is uniformly provided with a plurality of groups of sand outlet holes;
the adjusting plate (2) is fixedly arranged relative to the yarn dividing plate (1), a plurality of groups of mounting grooves (202) are formed in the surface of the adjusting plate (2) along the horizontal direction, the mounting grooves (202) are vertically arranged strip-shaped holes, and the planes of the adjusting plate (2) and the yarn dividing plate (1) are mutually perpendicular;
the two adjusting rods (3) are not less than two and are arranged in parallel, and two ends of each adjusting rod (3) are respectively fixed with the mounting groove (202) through a nut locking mechanism;
be provided with between two adjacent regulation pole (3) a support ware (4), support ware (4) are including bracing piece (402) and two sets of bulb (401), the tip of bracing piece (402) is connected with bulb (401) through the screw thread, and bracing piece (402) both ends screw thread revolve to opposite, bulb (401) and regulation pole (3) fixed mounting.
2. The insulating rod torsion improving apparatus according to claim 1, wherein: the yarn dividing plate (1) front side is provided with two damping rollers (101) of rolling or parallel and mutual extruded damping rod, the tip rotation of damping roller (101) is provided with swing arm (102), swing arm (102) are installed through torsional spring and yarn dividing plate (1) rotation, and when the object between two sets of damping rollers (101) is drawn fast, can drive swing arm (102) swing in order to increase the inter-axle distance of two sets of damping rollers (101).
3. The insulating rod torsion improving apparatus according to claim 1, wherein: the yarn dividing plate (1) front side is provided with two parallel damping rods that extrude each other, the tip rotation of damping rod is provided with swing arm (102), swing arm (102) are installed through torsional spring and yarn dividing plate (1) rotation, and when the object between two sets of damping rods is drawn fast, can drive swing arm (102) swing in order to reduce the extrusion force of two sets of damping rods.
4. The insulating rod torsion improving apparatus according to claim 1, wherein: the end part of the adjusting plate (2) is provided with a U-shaped bolt (201) fixed with an external creel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223539243.1U CN219370705U (en) | 2022-12-29 | 2022-12-29 | Device for improving torsion degree of insulating rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223539243.1U CN219370705U (en) | 2022-12-29 | 2022-12-29 | Device for improving torsion degree of insulating rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219370705U true CN219370705U (en) | 2023-07-18 |
Family
ID=87147913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223539243.1U Active CN219370705U (en) | 2022-12-29 | 2022-12-29 | Device for improving torsion degree of insulating rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219370705U (en) |
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2022
- 2022-12-29 CN CN202223539243.1U patent/CN219370705U/en active Active
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