1417 results about "Tire bead" patented technology

The invention relates to the field of steel wire strength testing, in particular to a tire steel wire ring strength inspection device, a tensile testing machine is provided with two multifunctional clamping jaw devices which are distributed up and down, and each multifunctional clamping jaw device comprises a double-layer support body, a driving air cylinder, two clamping fingers, a winding assembly and a pressing assembly. The opposite sides of the two clamping fingers are both in shaft connection with T-shaped pressing wheels, a transmission mechanism is arranged between an output shaft of the driving air cylinder and the two clamping fingers, the winding assembly comprises an anti-skid rubber wheel used for driving the two T-shaped pressing wheels to rotate synchronously, the pressing assembly comprises an arc-shaped pressing plate used for being tightly attached to the side walls of the T-shaped pressing wheels, and the anti-skid rubber wheel is used for driving the two T-shaped pressing wheels to rotate synchronously. A traditional direct clamping mode is replaced by a coiling mode, the situation that a clamping part is broken due to the fact that local stress is excessively concentrated in a traditional clamping testing mode is greatly avoided, the defect that the stress of the steel wire is concentrated in the traditional clamping mode is effectively overcome, and the testing result is more accurate and reliable.

The invention relates to the technical field of rust-proof treatment of metal products, in particular to a rust-proof discoloration-proof packaging system and method for a bronze-plated tire bead wire. The system sequentially comprises a cleaning unit, a surface treatment unit, a drying box, a film coating device, a cooling unit, a post-treatment unit, a take-up device and a packaging system according to the process. The core of the process method is as follows: the steel wire is immediately coated with a special antirust film coating agent to be cured by using waste heat generated after the steel wire is dried, and the film coating agent comprises water-based resin, a silane coupling agent, a conductive polymer, a nano filler and benzotriazole; during packaging, an intelligent packaging system with a built-in humidity response humidity control bag is adopted, and the humidity control bag can automatically release inert gas and a moisture absorbent when the environment humidity reaches a preset threshold value. Multiple synergistic protection on the surface of the steel wire is achieved, the anti-rust period is remarkably prolonged to 12 months or above through dynamic humidity control, meanwhile, the bonding performance and the retention rate of the steel wire and rubber are improved, and energy conservation and environment protection are achieved.

A wireless power reception system includes a power transmission device, a power reception device, a wheel with a rim, and a tire mounted on the rim. The tire includes a bead core and a bead filler, a tire width direction cross-sectional area S1 of the bead filler is one to eight times a tire width direction cross-sectional area S2 of the bead core, the power transmission device can transmit electric power with a frequency of 1000 kHz or less wirelessly, the power reception device is disposed farther inward in the tire radial direction than a tread portion of the tire, the power reception device receives the electric power wirelessly from the power transmission device in a state such that the power transmission device is located farther outward in the tire radial direction than the tire, and the tread portion of the tire is formed from a non-magnetic material.

The invention discloses an all-steel truck radial tire, and relates to the technical field of radial tires. The outer contour section width SW, the lower side plate height LSH and the tire bead part positioning line width TTZ of the tire are optimally designed, and under the constraint of given technical parameters, the stress deformation of the tire bead part of the tire is small; meanwhile, in the structural design, the tire body cord fabric endpoint height HSC, the chafer outer side endpoint height HWC.O, the chafer inner side endpoint height HWC.I, the hard apex upper endpoint height HHBF, a tire bead part integral reinforcing layer arranged among the tire body cord fabric, the apex and the steel wire ring, and a tire bead part integral reinforcing layer arranged among the tire body cord fabric, the apex and the steel wire ring are matched; the tire body cord fabric and the chafer inner side reinforcing layer arranged between the tire body cord fabric and the inner side end point of the chafer are optimally designed, and new requirements on the strength of the reinforcing layer and the strength and modulus of cord thread coating rubber are met; deformation and modulus matching of the soft apex and the hard apex are deeply explored and verified on formula materials, so that stress deformation of the whole tire bead part is reduced, early-stage cracks at a tire body cord fabric end point, an outer / inner side end point of a tire chafer, an upper end point of the hard apex and a widest position of a steel wire ring are reduced, and the service life of the tire is effectively prolonged.

The utility model discloses a tire bead ring strength inspection device which comprises a bottom plate, a vertical plate arranged on the bottom plate, a supporting plate arranged on one side of the vertical plate, a motor arranged on the supporting plate, a worm connected to the output end of the motor, a worm gear meshed with the worm, a connecting shaft rotatably mounted in the vertical plate, one end of the connecting shaft connected with the worm gear, and the other end of the connecting shaft connected with the worm gear. The motor drives the worm to rotate, the connecting shaft drives the rotating disc to rotate slowly through meshing of the worm wheel, the arc-shaped grooves are matched with the sliding shafts, the sliding rods are far away from one another, and the same tire steel wire ring connected to the arc-shaped blocks in a sleeving mode is expanded. The motor drives the worm to rotate reversely, so that the plurality of sliding rods drive the arc-shaped blocks to get close to each other, the compression strength of the same tire steel wire ring located in the plurality of arc-shaped blocks can be inspected, and the functionality of the inspection device is greatly improved.

A non-pneumatic tire is provided, including a tire tread (10), a tire bead (20), and a tire body (30). The tire body (30) is provided with multiple first annular cavities (31) and second annular cavities (32). The first annular cavity (31) is provided with multiple sets of bulges (311) and a first inner brim (313), and the second annular cavity (32) is provided with a second inner brim (323) and an expansion region (321). A top of the expansion region (321) has a spherical space (322) close to the tire tread. The multiple first annular cavities (31) that have the bulges (311) and first inner brims (313) and the second annular cavities (32) that have the expansion regions (321) and the second inner brims (323) are arranged side by side in the tire body (30), to form three load-bearing units that can sequentially transfer load, constructing an integrally multi-dimensional loading structure.

The invention relates to the field of shaping, in particular to a tire bead shaping device which comprises a bottom plate, a mounting plate is fixedly connected to the upper surface of the bottom plate, a shaping mechanism, a tire bead positioning mechanism and a detection mechanism are arranged above the bottom plate, and the shaping mechanism comprises an extrusion recovery assembly and a self-adaptive heating assembly. The tire bead positioning mechanism comprises an adjusting and supporting assembly and a rotating control assembly, and the detection mechanism comprises a number detection assembly and an operation detection assembly. According to the tire bead shaping device, thermal shaping measures can be provided for a tire bead with protrusions on the surface through the arranged shaping mechanism, so that the protrusions on the surface of the tire bead are removed, positioning and fixing of the tire bead to be shaped can be achieved through the arranged tire bead positioning mechanism, and detection and judgment of the tire bead shaping necessity can be achieved through the arranged detection mechanism.

The utility model discloses a tire bead shaping device. The tire bead shaping device comprises a mounting seat, the fixing frame is arranged on the mounting base and extends in the first direction; the fixed cylinder is arranged on the fixed frame; the first driving part is connected with the fixed cylinder; the supporting part is located on the fixing cylinder and connected with the output end of the first driving part, the tire bead can be arranged on the periphery of the supporting part in a sleeving mode, and the supporting part is used for being driven by the first driving part to contract or expand in a first plane so as to be matched with tire beads of different diameters; and the cooling mechanism is arranged on the mounting seat and is used for cooling the tire bead placed on the supporting part. The device is simple in structure and can adapt to tires of different models, and the universality is enhanced. In addition, due to the arrangement of the cooling mechanism, cooling airflow can be provided for the tire bead arranged on the supporting part in a sleeving mode, and the cooling and shaping speed of the tire bead is further increased.

This invention relates to the field of tire barcode technology and discloses a non-intaglio type anti-counterfeiting and anti-tampering tire bead barcode, comprising a barcode information carrier layer, a vulcanized adhesive layer, and a release film connected in sequence; the barcode information carrier layer includes an integrally formed transparent layer and a carrier layer, with the barcode information disposed on the carrier layer. This invention avoids the problem of contaminants such as mud and dust affecting identification during use; the label surface is absolutely flat after vulcanization, eliminating any impact on the airtightness of the tire bead; it protects barcodes, text, numbers, and patterns; regardless of the tools used for fine polishing, the entire label body must be completely and severely damaged to render the label unreadable, and once the label body is severely damaged, the airtightness of the tire bead to the rim immediately fails, deterring malicious vandals.

To continuously reduce electric resistance of a tire.SOLUTION: A tire includes a pair of bead parts 10 where a bead core 11 and a bead part rubber 30 having volume resistivity of less than 1×10^8[Ω cm] are arranged, at least one carcass layer 13 which is bridged between the pair of bead parts 10 and has volume resistivity of 1×10^8[Ω cm] or more, a belt layer 14 which is arranged outside in a tire radial direction of the carcass layer 13, a tread rubber 15 which is arranged outside in the tire radial direction of the belt layer 14, and a conductive member 50 which is formed into a sheet shape and continuously extends to the bead parts 10 from at least a position overlapped with an end 144 in a tire width direction of the belt layer 14 on a tire inner surface 25, and has volume resistivity of less than 1×10^8[Ω cm], wherein the conductive member 50 has an inside end 51 in the tire radial direction covered with the bead part rubber 30 arranged in the bead part 10.SELECTED DRAWING: Figure 4

To provide a tire for a heavy load 2 capable of suppressing generation of SFC that affects appearance quality while maintaining durability.SOLUTION: A tire 2 includes a pair of beads 10, a carcass 12, a pair of side walls 6, a pair of chafers 8, and a tag member 22 including an RFID tag 54. The carcass 12 includes a carcass ply 36. The carcass ply 36 includes a ply body 38 and a pair of folding part 40. A plurality of recesses 62 are provided in a side surface 26 of the tire 2 including the maximum width position PW of the tire 2. An end PF of the folding part 40 and the plurality of recesses 62 overlap a boundary BS of the side wall 6 and the chafers 8. A first recess 62a is the recess located in the radially outermost side among the plurality of recesses 62. The RFID tag 54 is located in the radially inside of the maximum width position PW and located in the radially outside of the first recess 62a.SELECTED DRAWING: Figure 1

The utility model relates to a flexible rim, a half-height rim hub and an assembly of the flexible rim and the half-height rim hub. The vertical edge structure of the flexible rim is provided with a special wall thickness and a convex inverted buckle structure, and can extend to a tire bead seat; the half-height rim is provided with a groove back-off and knurling structure; the flexible wheel flange and the hub assembly are matched in an inverted buckling mode and fixed through adhesive, the flexible wheel flange is made of specific components such as TPEE, and the material cost is low. The half-height rim is provided with the hollow structure through extrusion molding and then is welded into the closed ring, the production efficiency is high, and the production cost is low. According to the utility model, the reverse buckle is used for preventing falling off, increasing friction, buffering impact through a hollow structure, protecting the rim through a specific material, and ensuring braking safety through knurling; the flexible rim is good in color and luster, good in texture and more beautiful in appearance; meanwhile, after the tire is inflated, the assembly meets the GB / T 3487 boundary dimension standard, and popularization is convenient.

The invention discloses a process for producing a tire bead wire by using a 70 # steel wire rod, the 70 # steel wire rod is used as a raw material, and the 70 # steel wire rod comprises the following components in percentage by mass: 0.70-0.72% of C, 0.20-0.22% of Si, 0.50-0.55% of Mn, less than or equal to 0.015% of P, less than or equal to 0.015% of S, less than or equal to 0.03% of Cr, less than or equal to 0.03% of Ni, less than or equal to 0.04% of Cu and the balance of Fe and inevitable impurities. The 70 # steel wire rod is used for replacing commonly-used 77A and C72DA tire bead grade wire rods, the application grade and cost of wire rod raw materials are reduced, the content of manganese and silicon elements is increased, the hardness and hardenability of the steel wire are enhanced, and the hot working performance of the steel wire is improved; meanwhile, the organization structure of the steel wire material is innovatively improved through the tempering process, it is guaranteed that the steel wire rod with the low application grade obtains high strength and toughness, and the key indexes such as the breaking force, the yield ratio and torsion of the steel wire rod are improved. While the strength requirement of the automobile tire is met, the process difficulty of raw material production is reduced, the energy consumption is saved from the source, and the emission of three wastes is reduced.

The invention relates to a tire bead ring producing, machining and straightening device and method, and belongs to the technical field of tire producing and machining equipment.The tire bead ring producing, machining and straightening device comprises a main body rack, and a guide rail and a mounting base plane are arranged on the main body rack; the pretreatment module is installed at the feeding end of the main body rack, and the pretreatment module comprises a clamping device used for clamping a steel wire ring and a feeding roller driven by a servo motor; the straightening module is installed on the installation base face of the main body rack and located on the downstream of the pretreatment module, and the straightening module comprises a primary straightening wheel set and a dynamic compensation straightening wheel; the detection module comprises a first visual detection station and a second visual detection station which are fixed to the main body rack, the first visual detection station is located between the preprocessing module and the straightening module, and the second visual detection station is located behind the straightening module.

A handling robot includes an articulated arm movable in three directions, which carries a gripper at its free end for gripping and holding pneumatic tires. The pneumatic tire is held on its running surface by the gripper, taken from a provision position and moved to an optional wetting station for wetting the pneumatic tire with lubricant. The wetted pneumatic tire is then moved to an assembly station with a clamping device for releasably holding a wheel rim, which comprises a handling device with an assembly head equipped with assembly tools that can be guided along between the tire bead and the wheel rim flange. Here, the pneumatic tire is mounted on the wheel rim by a coordinated movement of the handling robot and the assembly head.

A two-wheeled vehicle pneumatic tire having a tread, a tire carcass, tire sidewalls, and two bead regions with a bead protective strip. The tire carcass is formed from a first carcass inlay and a second carcass inlay. The second carcass inlay is arranged radially inwardly of the first carcass inlay, and extends from a crown region (17) of the two-wheeled vehicle pneumatic tire and terminates at a second carcass inlay end under the bead protective strip. The two-wheeled vehicle pneumatic tire provides improved puncture protection whilst maintaining good rolling resistance. This is achieved in that the first carcass inlay is guided with a first carcass inlay turn-up over the particular tire sidewall as far as under the tread to a first carcass inlay end, and terminates there at the first carcass inlay end.

The invention discloses a low-rolling-resistance and high-abrasion truck radial tire, and relates to the technical field of tire design, the truck radial tire comprises a tire body, a tread, a tire body, a sidewall, a tire bead, a belted layer, a steel wire ring and apex, the relation of the outer contour of the tire body is h / D > = 1.2% and < = 5.2%, the radial height difference between the end point of the outer contour of the tread and the middle point of the outer contour of the tread is h, and the width of the tire body is 0.5 mm. The vertical distance from the widest end point position in the belted layer to the grounding contour is D, the relationship of the inner contour of the tire body is (Gs-h) / Gc is greater than or equal to 0.98 and less than or equal to 1.02, the vertical distance from the end point of the outer contour of the tread to the inner contour is Gs, and the vertical distance from the midpoint of the outer contour of the tread to the inner contour is Gc. The design scheme of the low-rolling-resistance and high-abrasion truck radial tire is obtained by starting from key design elements of the tire and considering the relation between the rolling resistance and the abrasion of the tire, more fuel oil can be saved, and the abrasion mileage is longer.

A vehicle including a frame that includes a first longitudinally extending rail and a second longitudinally extending rail, wherein one of the first longitudinally extending rail and the second longitudinally extending rail includes a component mounted thereto. The first and second longitudinally extending rails each include a bead pattern that limits deformation of the respective rail during a frontal impact to the vehicle, and the bead pattern of the one of the first longitudinally extending rail and the second longitudinally extending that includes the component mounted thereto is different from the bead pattern of the other of the first longitudinally extending rail and the second longitudinally extending rail that does not have the component mounted thereto to limit an amount of deformation thereof during the frontal impact to the vehicle to minimize movement of the component in a direction toward a high-voltage component attached to the one rail.

The invention relates to the field of tire manufacturing equipment, in particular to a continuous fiber composite material tire bead forming device and a preparation process. Comprising a machine base, a feeding mechanism, a winding forming mechanism and a conveying mechanism. The feeding mechanism and the winding forming mechanism are both arranged on the upper half portion of the machine base, and the winding forming mechanism is arranged behind the feeding mechanism. The conveying mechanism is arranged on the left side of the lower half portion of the machine base. The invention has the advantages of flexible process adjustment and multifunctional performance, and various complex structures can be designed and processed according to the tire bead. Various fiber stacking modes and resin infiltration modes can meet different product structures and performance requirements of processing requirements through automatic control and intelligent operation of equipment.

The invention provides a wire rod for a short-process high-strength tire bead steel wire and a production method of the wire rod. The wire rod comprises the following components in percentage by weight: 0.05%-0.12% of [C], 0.08%-0.15% of [Si], 0.40%-0.55% of [Mn], 0.0050%-0.015% of [P], 0.0040%-0.015% of [S], 0.0020%-0.0040% of [N], 0.0010%-0.0025% of total oxygen, 0.0005%-0.0020% of [Als], 0.01%-0.05% of [Cr], 0.0003%-0.0010% of [V] and 0.00005%-0.0004% of [Se]. And the balance of Fe and inevitable impurities. The production method comprises the steps of smelting, continuous casting, heating, wire rod rolling and wire rod cooling. According to the wire rod produced through the method, the tensile strength of the wire rod ranges from 410 MPa to 450 MPa, the area reduction rate ranges from 65% to 70%, the surface crack depth is not larger than 0.1 mm, and the requirement of a user in the drawing process is met; the continuous rolling procedure with high cost is removed, the production cost of the wire rod is reduced, the wire rod has high market competitiveness, and the high-quality and low-cost wire rod is provided for a user.

The utility model relates to the technical field of tire design, and particularly discloses a reinforced tire bead structure of a light truck tire, which is used for solving the problem of poor performance of a tire structure in the prior art. Comprising a lining, a carcass ply is attached to the outer side of the lining, hard bead filler corresponding to a steel wire ring is arranged on the outer side of the carcass ply, soft bead filler extending upwards is arranged on the outer side of the hard bead filler, the bottom of the carcass ply bypasses the steel wire ring and extends upwards to form a wrapping structure, and the outer end of the carcass ply is a carcass ply end point. According to the utility model, the structural form and material distribution of the tire bead part are innovatively designed, so that the durability of the tire bead part is improved; compared with the prior art, by applying the novel seam allowance reinforcing steel wire structure and the special rubber, changing the difference level between the tire body and the seam allowance reinforcing steel wires, isolating the end points of all steel wire components and the like, the deformation resistance of the tire bead position is improved, the damage to the tire bead caused by the stress concentration of the tire body turn-up end points is eliminated, and the overall durability of the tire bead position is improved.

The invention discloses a tire defect detection method and device and a computer readable storage medium, and relates to the technical field of tire defect detection.The method comprises the steps that image information of a tire is collected based on visual inspection, and surface defect information of the tire is recognized according to the image information; acquiring a tire reflection wave when the high-frequency sound wave penetrates through the tire body of the tire, and identifying internal structure defect information of the tire according to the tire reflection wave; acquiring an eddy current signal of the tire based on an electromagnetic induction technology, and identifying surface or near-surface defect information of a tire bead and a cord fabric layer of the tire according to the eddy current signal; and determining a defect detection result of the tire according to the surface defect information, the internal structure defect information and the surface or near-surface defect information of the tire bead and the cord fabric of the tire. Therefore, the method combines the visual detection result, the reflected wave recognition result and the logistics change recognition result to complete tire defect detection, and the detection comprehensiveness and accuracy are improved.

The invention relates to the field of tires, and provides a degradable material reinforced environment-friendly tire, which comprises a tire main body, the tire main body at least comprises a tread, a sidewall, a cord fabric layer and a tire bead, the tread contains a degradable rubber material, and the degradable rubber material accounts for 20-50% of the total mass of the tread; the degradable rubber material contains polycaprolactone modified natural rubber accounting for 10%-30% of the total mass and is prepared by adopting a dynamic vulcanization process, dicumyl peroxide serves as a vulcanizing agent, the addition amount of dicumyl peroxide is 0.5%-1.5%, the vulcanization temperature is 140-160 DEG C, the vulcanization time is 8-15 minutes, and the number-average molecular weight of polycaprolactone is 10000-30000. The environment-friendly tire provided by the invention can be gradually decomposed in the natural environment, so that the pollution of the waste tire to the environment is effectively reduced, the problem that the traditional tire is difficult to degrade is solved, and the occupation of land resources and the risk of environmental pollution are greatly reduced.

The invention relates to the technical field of tire steel wire ring testing, and discloses a tire steel wire ring strength testing device which comprises a base, a testing unit, two clamping units, two wire pressing units and two fixing units. The testing unit comprises a supporting frame fixedly installed on the top face of the base, two testing air cylinders are symmetrically and fixedly installed on the supporting frame, and supports are fixedly installed at the telescopic ends of the testing air cylinders. The clamping grooves with different inner diameters are designed to adapt to steel wires with different diameters, the rotating plates on the clamping plates are driven by the attraction magnetic force between the magnetic sheets to clamp and fix the steel wires, the steel wires with different specifications are rapidly and stably clamped, and due to the design, the working efficiency is improved, and the labor intensity of workers is reduced. And it is also ensured that in the steel wire testing and feeding process, a worker only needs to place the steel wire on the two clamping plates, feeding can be completed, the transferring plates and the clamping plates are automatically separated in the strength testing process, strength testing is facilitated, and the influence on the accuracy of the strength testing is avoided.

A wheel rim that includes a peripheral structure for receiving a tire, and a central structure for coupling with a hub of the vehicle. The peripheral structure includes, for each side of the wheel rim, a peripheral flange, a connecting wall on which the bead of the tire rests, and a connecting part. The peripheral structure includes a central well. The connecting part includes a first curved region which joins the central well, and a second curved region between the first curved region and the connecting wall. The second curved region has a convex profile from the side of the wheel rim with the tire, and includes a first curved surface joined to the connecting wall with a first radius of curvature, and a second curved surface between the first curved surface and the first curved region, with a second radius of curvature different from the first radius of curvature.

The utility model relates to an engineering tire reinforcing structure which comprises a tire body, the belted layer, the cord fabric layer and the tire bead steel wire are all arranged in the tire body; the side ring structures are arranged in the tire body and are arranged on the two sides of the belted layer respectively, each side ring structure comprises a mounting block, a connecting block and a movable connecting rod, a containing groove is formed in the surface of each connecting block, and the belted layer extends into the containing groove; and the movable connecting rod is movably connected with the mounting block and the connecting block at the same time. The side ring structure and other components are arranged, the side ring structure and the belted layer are matched, so that the acting force acts on the connecting blocks when the belted layer deforms, the mounting blocks and the connecting blocks form a cylinder, and the surface of the cylinder is an arc-shaped surface, so that when the cylinder blocks extrude a tire body under the action of the belted layer, the tire body is prevented from being damaged. The interaction force between the cylindrical block and the carcass can be dispersed to the surface of the cylindrical block.

An object of the present invention is to provide a tire with improved crack resistance of a sidewall. A tire is provided comprising a pair of sidewalls and a pair of bead taps, wherein a loss tangent (tanδ) at 70 °C of a rubber composition forming the sidewall is designated as 70 °C tanδ, a complex modulus of elasticity in MPa at 70 °C of the rubber composition is designated as 70 °CE*, a height in mm of the bead tap is designated as H, a tire weight in kg is designated as G, and the maximum load capacity in kg is designated as W. L designated as 70 °C-tanδ, 70 °CE*, H, G and W L fulfill the following relationships: 0.006 × H − 70 ° C − tan δ > 0.320 70 °C − E * < 10.0 G / WL < 0.0180.

The invention discloses a pressure roller control system of horizontal type bead filler laminating equipment. The pressure roller control system comprises a touch screen module, a programmable controller module, a pressure roller laminating parameter setting module, a formula function module, a pressure parameter setting module, a position parameter setting module and a communication connection device, the touch screen module is used for providing a touch screen for touch interface control for the compression roller control system, and the touch screen module is connected with the programmable controller module; the programmable controller module is used for controlling the step sequence of pressing a tire bead by a pressing roller in the pressing roller control system, and the programmable controller module is connected with the pressing roller pressing parameter setting module; the compression roller pressing parameter setting module is used for controlling compression roller pressing parameters for pressing a tire bead by a compression roller in the compression roller control system, and the compression roller pressing parameters comprise compression roller pressing position parameters and compression roller pressing pressure numerical value parameters; according to the scheme, automatic regulation and control of the position of the compression roller and accurate control of the pressure of the compression roller can be realized through cooperation of a plurality of units and circuits.

The present invention provides a heat treatment device for high-yield-strength ratio tire bead wire, comprising a heat treatment support group and a heat treatment assembly. A base is provided on one side of the heat treatment support group, a pair of horizontally arranged cross frames are connected to the top of the base, and a heat treatment assembly is provided between the pair of cross frames. The present invention uses a heating roller to transport the steel wire. After the external electric heating plate at the top of the inner cavity of the upper heating cover is powered on, the steel wire transported into the top of the inner cavity of the heat treatment assembly is heated. The electric heating controller controls the internal electric heating plate to perform heating, thereby increasing the temperature of the heating roller body and providing auxiliary heating for the transported steel wire, thereby improving the heating efficiency of the steel wire. When the steel wire is transported to the bottom of the heating roller, it is immersed in the quenching liquid filled in the inner cavity of the lower heating cover for quenching treatment, thereby greatly improving the practicality of the heat treatment.