1. A twisting equipment for a steel cord with ultrahigh strength and high rubber permeability is characterized in that: comprises a fixed block (1), a groove (2) is formed in the front of the fixed block (1), a first annular groove (3) is formed in the inner wall of the groove (2), an external tooth gear ring (4) is arranged in the first annular groove (3) in a matched manner, a placing groove (5) is formed in the inner wall of the bottom end of the first annular groove (3), a power device is arranged in the placing groove (5), the power device controls the external tooth gear ring (4) to rotate, a plurality of first placing rings (6) are fixedly arranged on the inner wall of the external tooth gear ring (4), a fixing ring (7) is arranged behind the fixed block (1) in a matched manner, two second annular grooves (8) are formed in the inner wall of the fixing ring (7), the two second annular grooves (8) are arranged in the front and back manner, a first internal tooth gear ring (9) is arranged in each second annular groove (8) in a matched manner, a circular ring (10) is fixedly arranged on the inner wall of each first internal tooth gear ring (9), a first placing cavity (11) is formed in the top end of the fixing ring (7), the first placing cavity (11) is positioned between the two second annular grooves (8), a first double-shaft motor (12) is fixedly installed in the first placing cavity (11), the end parts of the front output shaft and the rear output shaft of the first double-shaft motor (12) are fixedly provided with first gears (13), the first gears (13) can be meshed and matched with a corresponding first internal tooth gear ring (9), the inner wall of the circular ring (10) is provided with two third annular grooves (14), the two third annular grooves (14) are arranged in front and at the back, each third annular groove (14) is internally provided with a second internal tooth gear ring (15) in a matching manner, the inner wall of the second internal tooth gear ring (15) is fixedly provided with a second placing ring (16), the top end of the inside of the circular ring (19) is provided with a second placing cavity (17), the second placing cavity (17) is positioned between the two third annular grooves (14), and a second double-shaft motor (18) is fixedly installed in the second placing cavity (17), and the end parts of the front and rear output shafts of the second double-shaft motor (18) are respectively and fixedly provided with a second gear (19), and the second gear (19) can be meshed and matched with the corresponding second internal tooth gear ring (15).

2. A twisting apparatus for ultra-high strength hypertonic glue performance steel cords according to claim 1, wherein: the power device comprises a forward and reverse rotating motor and a matching gear (20), the forward and reverse rotating motor is arranged in the placing groove, the matching gear (20) is arranged at the end part of an output shaft of the forward and reverse rotating motor, and the matching gear (20) can be meshed and matched with the external teeth of the external tooth gear ring (4).

3. A twisting apparatus for ultra-high strength hypertonic glue performance steel cords according to claim 1, wherein: one side of the first placing ring (6) and one side of the second placing ring (16) are matched to form a threaded hole (21), a threaded rod (22) is arranged in the threaded hole (21) in a matched mode, and a matching block (23) is movably mounted at one end of the threaded rod (22).

4. A twisting apparatus for ultra-high strength hypertonic glue performance steel cords according to claim 3, wherein: the matching block (23) is of an arc-shaped structure.

5. A twisting method of a steel cord with ultrahigh strength and high rubber permeability is characterized in that: the steel wire passes through the first placing ring (6) and the second placing ring (16) from the back, the passing steel wire is clamped by the clamping device in front of the fixed block (1), the power device controls the external tooth gear ring (4) to rotate, the external tooth gear ring (4) drives the first placing ring (6) to rotate, meanwhile, a second double-shaft motor (18) works to drive two second internal tooth gear rings (15) to rotate and drive two second placing rings (16) in the same ring (10) to rotate so as to twist two steel wires, meanwhile, the first double-shaft motor (12) works to drive the two first internal tooth gear rings (9) to rotate and drive the two circular rings (10) to rotate, so that four steel wires in the fixed ring (7) are twisted together, and the steel wires are twisted together with the steel wires in the first placing ring (6), and the twisted steel wires are conveyed to the next procedure by the clamping device.

6. The steel cord with ultrahigh strength and high rubber permeability is characterized in that: the inner layer is provided with four steel wires in an arrangement mode, the four steel wires in the inner layer comprise a pre-deformed steel wire, and the outer layer is provided with three steel wires in an arrangement mode in a twisting mode.

7. An ultra high strength hypertonic glue performance steel cord according to claim 6, characterized in that: the diameters of the inner layer steel wire and the outer layer steel wire are both 0.33 mm.

Background

The steel cord has significant advantages as a reinforcing material in tire rubber products, mainly: the strength of the steel cord is high; the tensile strength has good thermal stability, and is a framework material with clear fatigue limit; the material has good thermal conductivity, good dynamic elastic rate and good impact resistance; the tensile creep is small, and the size is stable; the steel cord is soft, and the tire using the steel cord as a reinforcing material is comfortable to ride; in the twisting process of the existing steel cord, when twisting equipment twists different numbers of steel cords, different dies need to be replaced, and the use is inconvenient.

Disclosure of Invention

The invention provides a steel cord with ultrahigh strength and high rubber permeability, a twisting method and twisting equipment, which are used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme:

a twisting device for a steel cord with ultrahigh-strength high-permeability rubber performance comprises a fixed block, wherein a groove is formed in front of the fixed block, a first annular groove is formed in the inner wall of the groove, an external tooth ring is arranged in the first annular groove in a matching manner, a placing groove is formed in the inner wall of the bottom end of the first annular groove, a power device is installed in the placing groove and controls the external tooth ring to rotate, a plurality of first placing rings are fixedly installed on the inner wall of the external tooth ring, a fixing ring is arranged behind the fixed block in a matching manner, two second annular grooves are formed in the inner wall of the fixing ring and arranged in the front and back direction, a first internal tooth ring is arranged in each second annular groove in a matching manner, a circular ring is fixedly installed on the inner wall of each first internal tooth ring, a first placing cavity is formed in the inner top end of the fixing ring, the first placing cavity is located between the two second annular grooves, a first double-shaft motor is fixedly installed in the first placing cavity, first gears are fixedly installed at the end portions of front output shaft and back of the first double-shaft motor, the first gear can cooperate with a first internal tooth ring gear meshing that corresponds, two third ring channels are seted up to the inner wall of ring, two third ring channel tandem, every third ring channel fit in is equipped with second internal tooth ring gear, the ring is placed to the inner wall fixed mounting second of second internal tooth ring gear, the second is seted up on the inside top of ring and is placed the chamber, the chamber is placed to the second and is located between two third ring channels, intracavity fixed mounting second double-shaft motor is placed to the second, two output shaft tip difference fixed mounting second gears around the second double-shaft motor, the second gear can cooperate with the second internal tooth ring gear meshing that corresponds.

According to the twisting equipment for the ultrahigh-strength high-permeability steel cord, the power device comprises the forward and reverse rotating motor and the matching gear, the forward and reverse rotating motor is installed in the placing groove, the matching gear is installed at the end part of the output shaft of the forward and reverse rotating motor, and the matching gear can be meshed and matched with the external teeth of the external tooth gear ring.

As above-mentioned system of twisting with fingers equipment of superhigh strength hypertonic glue performance steel cord, first one side of placing the ring all cooperate with one side of placing the ring with the second and set up the screw hole, the screw hole fit in is equipped with the threaded rod, the one end movable mounting cooperation piece of threaded rod.

The twisting equipment for the ultrahigh-strength high-permeability steel cord is characterized in that the matching block is of an arc-shaped structure.

The utility model provides a method of twisting with fingers of superhigh strength hypertonic glue performance steel cord, pass the first ring of placing of steel wire from the rear, the second is placed the ring and is passed, block the steel wire that will pass through the joint equipment in fixed block the place ahead, power device control external tooth ring gear rotates, external tooth ring gear drives the first ring rotation of placing, the work of second double-shaft motor simultaneously, drive two second internal tooth ring gears and rotate, it places the ring rotation to drive two seconds that are in same intra-annular, twist with two steel wires, and simultaneously, first double-shaft motor works, drive two first internal tooth ring gears and rotate, it rotates to drive two rings, will be in the intra-annular four steel wires of fixed ring twist with fingers and put intra-annular steel wire together with first, joint equipment will twist with the steel wire that is put together and carry next process.

The ultrahigh-strength high-permeability rubber performance steel cord is characterized in that four steel wires are arranged from an inner layer, the four steel wires of the inner layer contain a pre-deformed steel wire, and the arrangement of the outer layer is provided with three steel wires which are twisted to form.

The invention has the advantages that: three steel wires respectively pass through three second placing rings, a pre-deformed steel wire passes through the second placing rings, the other steel wires pass through the first placing ring, the passing steel wires are clamped through a clamping device in front of a fixed block, a power device controls an external gear ring to rotate, the external gear ring drives the first placing ring to rotate, meanwhile, a second double-shaft motor works to drive two second internal gear rings to rotate and drive two second placing rings in the same ring to rotate, two steel wires are twisted, meanwhile, a first double-shaft motor works to drive two first internal gear rings to rotate and drive two rings to rotate, four steel wires in the fixed ring are twisted together and are twisted together with the steel wires in the first placing ring, the clamping device conveys the twisted steel wires to the next procedure, and during vulcanization, rubber materials can permeate into gaps of the steel wires, the rubber permeation rate of the steel cord is improved, so that the adhesive property of the steel cord and rubber reaches the best state; the invention can twist different number of single wires according to the requirement and can control the twisting direction of the steel wire according to the requirement; it is possible to produce a steel cord requiring a twisted (4 + 3) structure.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a right side view of FIG. 1; FIG. 3 is an enlarged view of a portion I of FIG. 2; FIG. 4 is a partial enlarged view of II of FIG. 1; fig. 5 is a partially enlarged view of III of fig. 3.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A twisting device for a steel cord with ultrahigh-strength and high-permeability rubber performance comprises a fixed block 1, wherein a groove 2 is formed in the front of the fixed block 1, a first annular groove 3 is formed in the inner wall of the groove 2, an external tooth gear ring 4 is arranged in the first annular groove 3 in a matched manner, a placing groove 5 is formed in the inner wall of the bottom end of the first annular groove 3, a power device is arranged in the placing groove 5 and controls the external tooth gear ring 4 to rotate, the front and back two surfaces of the external tooth gear ring 4 are respectively in contact fit with the front and back two surfaces of the external tooth gear ring 4 through the front and back two surfaces of the first annular groove 3, the external tooth gear ring 4 can rotate in the first annular groove 3, a plurality of first placing rings 6 are fixedly arranged on the inner wall of the external tooth gear ring 4, steel wires penetrate through a center hole of the first placing rings 6, the plurality of first placing rings 6 are uniformly distributed in the center of the first external tooth gear ring 4, a fixing ring 7 is arranged behind the fixed block 1 in a matched manner, and the fixed block 1 is fixedly connected with the fixing ring 7 through a plurality of connecting rods, the inner wall of the fixing ring 7 is provided with two second annular grooves 8, the two second annular grooves 8 are arranged in front and back, each second annular groove 8 is internally provided with a first internal tooth gear ring 9 in a matching way, the inner wall of each first internal tooth gear ring 9 is fixedly provided with a circular ring 10, the two circular rings 10 are symmetrically distributed according to the circle center of the second annular groove 8, the top end inside the fixing ring 7 is provided with a first placing cavity 11, the first placing cavity 11 is positioned between the two second annular grooves 8, a first double-shaft motor 12 is fixedly arranged in the first placing cavity 11, the end parts of the front output shaft and the rear output shaft of the first double-shaft motor 12 are respectively and fixedly provided with a first gear 13, the first gear 13 can be meshed and matched with the corresponding first internal tooth gear ring 9, the output shaft of the first double-shaft motor 12 passes through the first placing cavity 11, the two first gears 13 are positioned between the two circular rings 10, namely the first gear 13 positioned in front is positioned behind the circular ring 10 positioned in front, the first gear 13 at the rear is positioned in front of the circular ring 10 at the rear, the circular ring 10 does not affect the meshing between the first gear 13 and the first internal gear ring, the inner wall of the circular ring 10 is provided with two third annular grooves 14, the two third annular grooves 14 are arranged in front and at the rear, a second internal gear ring 15 is arranged in each third annular groove 14 in a matching manner, the inner wall of the second internal gear ring 15 is fixedly provided with a second placing ring 16, the two second placing rings 16 are symmetrically distributed at the circle center of the third annular groove 14, the top end of the inner part of the circular ring 19 is provided with a second placing cavity 17, the second placing cavity 17 is positioned between the two third annular grooves 14, a second double-shaft motor 18 is fixedly arranged in the second placing cavity 17, the end parts of the front and rear output shafts of the second double-shaft motor 18 are respectively and fixedly provided with a second gear 19, the second gear 19 can be matched with the corresponding second internal gear ring 15 in a meshing manner, the two second placing rings 16 are positioned between the two second placing rings, that is, the second gear 15 located at the front is located behind the second placement ring 16 located at the front, and the second gear 14 located at the rear is located in front of the second placement ring 16 located at the rear, and the second placement ring 16 does not affect the engagement of the second gear 19 with the second internally toothed ring gear 15. Three steel wires respectively penetrate through three second placing rings 16, a pre-deformed steel wire penetrates through the second placing rings 16, the other steel wires penetrate through the first placing rings 6, the penetrated steel wires are clamped through clamping equipment in front of a fixing block 1, a power device controls an external gear ring 4 to rotate, the external gear ring 4 drives the first placing rings 6 to rotate, meanwhile, a second double-shaft motor 18 works to drive two second internal gear rings 15 to rotate and drive two second placing rings 16 in the same circular ring 10 to rotate, two steel wires are twisted, meanwhile, a first double-shaft motor 12 works to drive two first internal gear rings 9 to rotate and drive two circular rings 10 to rotate, four steel wires in a fixing ring 7 are twisted together and are twisted together with the steel wires in the first placing rings 6, and the clamping equipment conveys the twisted steel wires to the next procedure, in the vulcanization process, the rubber material can permeate into the gaps of the steel wires, so that the rubber permeation rate of the steel cord is improved, and the adhesion performance of the steel cord and the rubber can reach the optimal state; the invention can twist different number of single wires according to the requirement and can control the twisting direction of the steel wire according to the requirement; it is possible to produce a steel cord requiring a twisted (4 + 3) structure.

Specifically, the power device according to the present embodiment includes a forward and reverse rotation motor and a mating gear 20, the forward and reverse rotation motor is mounted in the placement groove, the mating gear 20 is mounted at an end portion of an output shaft of the forward and reverse rotation motor, and the mating gear 20 can be engaged with the external teeth of the external gear ring 4. The positive and negative rotation motor works to drive the matching gear 20 to rotate, the matching gear 20 is meshed and matched with the external tooth gear ring 4 to drive the external tooth gear ring 4 and the first placing ring 6 to rotate, and steel wires penetrating through the first placing ring 6 are twisted together.

Specifically, in the embodiment, a threaded hole 21 is formed in one side of the first placing ring 6 and one side of the second placing ring 16, a threaded rod 22 is arranged in the threaded hole 21 in a matching manner, and a matching block 23 is movably mounted at one end of the threaded rod 22. The matching block 23 is positioned in the first placing ring 6 or the second placing ring 16, after the steel wire passes through the first placing ring 6 or the second placing ring 16, the threaded rod 22 is rotated according to the diameter of the steel wire, so that the matching block 23 moves towards the first placing ring or the second placing ring, the matching block 23 is in contact with the steel wire, namely, the distance between the matching block 23 and the inner wall of the other side of the first placing ring 6 or the distance between the matching block 23 and the inner wall of the other side of the second placing ring 16 is slightly larger than the diameter of the steel wire, the space in the first placing ring 6 or the second placing ring 16 is adjusted according to the diameter of the steel wire, the steel wire is prevented from shaking in the first placing ring 6 and the second placing ring 16, and the using effect is better.

Further, the fitting block 23 of the present embodiment has an arc-shaped structure. The cooperation piece 23 of arc structure can be better with the steel wire contact, the result of use is better.

Furthermore, the ultrahigh-strength high-permeability steel cord of the embodiment is formed by arranging four steel wires in an inner layer, wherein the four steel wires in the inner layer comprise one pre-deformed steel wire, and arranging three steel wires in an outer layer to be twisted; because the inner layer steel wire is provided with the pre-deformed steel wire, the original diamond arrangement mode of the inner layer core wire is broken through, the line contact is changed into the line-point contact after the inner layer steel wire is twisted, the hole gaps among the inner layer steel wires are enlarged, and the sizing material is enabled to permeate into the inner gaps of the inner layer steel wires in the vulcanization process.

Furthermore, the diameters of the inner layer steel wire and the outer layer steel wire are the same and are both 0.33mm, the strength is 3950 to 4350MPa, the wavelength of the pre-deformed steel wire after deformation is 3 to 5mm, the wave crest is 1.3 to 1.5 times of the diameter of the single wire, and the rest three steel wires and the outer layer steel wire are the same as the wet drawing process in the prior art; the inner layer steel wire lay length is infinite, and the outer layer lay length is 18 mm.

Furthermore, the twisting method of the ultrahigh-strength high-permeability steel cord penetrates steel wires through the first placing ring 6 and the second placing ring 16 from the rear, the passing steel wire is clamped by the clamping device in front of the fixed block 1, the power device controls the external gear ring 4 to rotate, the external gear ring 4 drives the first placing ring 6 to rotate, meanwhile, the second double-shaft motor 18 works to drive the two second internal tooth gear rings 15 to rotate, drive the two second placing rings 16 in the same ring 10 to rotate, twist the two steel wires, meanwhile, the first double-shaft motor 12 works to drive the two first internal tooth gear rings 9 to rotate and drive the two circular rings 10 to rotate, so that the four steel wires in the fixed ring 7 are twisted together, and is twisted together with the steel wires in the first placing ring 6, and the twisted steel wires are conveyed to the next process by the clamping device.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.