630results about "Belts" patented technology

The invention relates to the technical field of positioning machining, and discloses a plastic uptake carrier tape positioning hole blanking and film covering synchronous machining method and system.The method comprises the steps that specification identification is conducted on a plastic uptake carrier tape entering machining equipment, and carrier tape specification parameters are obtained; calculating a transverse adjusting distance based on the carrier tape specification parameters and driving a blanking die to be pre-adjusted to a target position; after the blanking die is pre-adjusted, the blister carrier tape is fed into a blanking station to execute positioning hole blanking, the blanked carrier tape is obtained, and the actual size of the carrier tape is measured; the film covering width of a film covering station is adjusted according to the actual size of the carrier tape, film covering operation is carried out on the blanked carrier tape, and the carrier tape after film covering is obtained; and the carrier tape subjected to film covering is fed into a hot pressing station, the partition pressure distribution value is calculated according to the film covering width, hot pressing operation is executed, and the finished carrier tape is obtained.The linkage control over the stations is achieved, and the production line coordination and the product quality consistency are remarkably improved.

A toothed power transmission belt with a smooth back side surface has a back jacket on the back side surface; wherein the back jacket comprises a closed-mesh, knit fabric tube. The fabric tube may be knitted on a circular weft knitting machine and may be heat set after knitting. The fabric tube may be treated with an epoxy, RFL or other treatment to provide for oil resistance, adhesion, frictional properties, etc.

The present invention pertains to a toothed belt provided with a back section in which a core wire extending in the circumferential direction of the belt is embedded, and two or more tooth sections formed on the inner circumferential surface of the back section at intervals in the circumferential direction of the belt, the toothed belt includes a back rubber layer formed on the outer circumferential side of the belt with respect to the core wire, and a first rubber layer and a second rubber layer formed on the inner circumferential side of the belt with respect to the core wire, the back portion includes the back rubber layer, the elastic modulus of the first rubber layer is greater than the elastic modulus of the second rubber layer, and the elastic modulus of the second rubber layer is greater than the elastic modulus of the first rubber layer. The first rubber layer is formed from a first cross-linked rubber composition containing a first rubber component and first short fibers, the ratio of the first short fibers being 5-60 parts by mass per 100 parts by mass of the first rubber component, and the first short fibers being oriented in the longitudinal direction of the belt along the outlines of the teeth. The core wire includes a high elastic modulus fiber, and the tooth portion includes the first rubber layer and the second rubber layer interposed between the first rubber layer and the core wire.

The present invention relates to a method of producing a cord for a power transmission belt, the method including: a first treatment step of treating an untreated yarn of a cord for a power transmission belt with a first treatment agent including a resin component (A) to obtain a first treated yarn; and a second treatment step of treating the first treated yarn with a second treatment agent including a condensate (B1) of resorcin and formaldehyde, an unmodified latex (B2), and an acid-modified diene-based polymer (B3) to obtain a second treated yarn.

The invention discloses a ceramic anti-interference silicone rubber tape, a manufacturing method and a cable, the ceramic anti-interference silicone rubber tape comprises a base layer, a ceramic silicone rubber auxiliary layer, a flexible buffer layer, a ceramic silicone rubber main layer and a thermal insulation layer, the base layer is formed by weaving mixed braided wires, the mixed braided wires comprise metal wires and glass fiber filaments, and the flexible buffer layer is arranged between the metal wires and the glass fiber filaments. The glass fiber filaments are wound on the metal wires to form mixed braided wires, and a plurality of meshes are formed in the base layer; ceramic silicone rubber auxiliary layers are arranged on the two faces of the ceramic silicone rubber auxiliary layer base layer, the ceramic silicone rubber auxiliary layers are in composite butt joint through meshes, and the base layer is wrapped by the two ceramic silicone rubber auxiliary layers. The flexible buffer layer is arranged on the ceramic silicone rubber auxiliary layer and is used for reducing the impact of external force on the ceramic silicone rubber auxiliary layer; the ceramic silicone rubber main layers are arranged on the flexible buffer layers, and the ceramic silicone rubber main layers are arranged on the two flexible buffer layers; and one of the two ceramic silicone rubber main layers is provided with a thermal insulation layer.

The invention relates to the technical field of vulcanizing machine stripping, and discloses a steel wire rope core conveying belt vulcanizing and shifting mechanism which comprises a shifting device and a plurality of supporting rollers. The plurality of supporting rollers are pre-stored in the material shifting device and are sequentially released between the conveying belt and the hot plate by the material shifting device in the moving and material shifting process of the material shifting device; the material stirring device comprises a taking and placing mechanism, a collecting and storing mechanism and a shell. The taking and placing mechanism comprises a grabbing rod, and a first clamping jaw is fixed to one end of the grabbing rod. The collecting and storing mechanism comprises a second pipe, a plurality of containing cavities are formed in the second pipe, a second opening is formed between each containing cavity and an inner cavity of the first pipe in a communicating mode, and second clamping jaws are fixed to the positions, located on the two sides of the second opening, in the containing cavities; the shell comprises a third pipe, and a third opening is formed in the pipe wall of the third pipe. The supporting roller comprises a column body, and a plurality of clamping grooves matched with the first clamping jaw and the second clamping jaw are formed in the outer circumferential face of the column body at intervals in the axial direction. The material stirring device does not need to move to the position below the hot plate before and after material stirring, and no negative influence is brought to installation and use of the hot plate.

A web harness belt includes multiple layers. A first elastomer layer portion and a second elastomer portion each connected to a ballistic material layer of the multiple layers. The first elastomer layer portion and the second elastomer layer portion each including multiple belt configuration slots.

The invention relates to a transmission belt (10) comprising a body provided with at least one elastomer-based tooth (B), said at least one tooth comprising: - an ethylene-propylene-diene monomer in a proportion of between 85 and 100 parts, per 100 parts of elastomer; - natural rubber in a proportion at most equal to 15 parts; - and regenerated carbon black in a proportion of between 20 and 70 parts.

The utility model belongs to the technical field of conveyer belt calendering equipment, and discloses an automatic trimming knife device for a conveyer belt calender. The two servo motors respectively drive the two sets of ball screws to respectively drive the cutters to move, and the cutters are aligned with the edges of the canvas; the two sets of infrared detectors are arranged on one side of the roller; the infrared detector is connected with the servo controller, and the servo controller is connected to the servo motor; the linear displacement sensor measures the moving value of the cutter. The servo motor is connected with the ball screw through a key and a coupler to transmit torque; the other end of the flange sleeve is fixed with the left mounting bracket; the two ends of the ball screw are supported and mounted in the left mounting bracket and the right mounting bracket through bearings respectively; and a nut on the ball screw is connected with a cutter. According to the device, the cutter always tracks the detection position constantly, it is guaranteed that the tracking position of the cutter is consistent with the position of the detected canvas, and therefore it is guaranteed that the edge of a cut film completely coincides with the edge of the canvas.

The invention discloses a double-sided water-blocking tape manufacturing method and equipment, and relates to the technical field of water-blocking cables, and the manufacturing method comprises the following steps: S1, preparing high-water-absorption gel; the preparation method comprises the following steps: dispersing high-water-absorption gel in water to form a uniform gel solution; the mass ratio of the super absorbent gel to the water is 1: (13-25); s2, conveying aramid fibers to an opener for carding, performing lapping, drafting, spunlace and drying to obtain an aramid water-blocking tape base material, and then pretreating the aramid water-blocking tape base material; s3, dipping the pretreated aramid water-blocking tape base material in the super absorbent gel solution, dipping twice and rolling twice, and drying through a heat treatment channel to obtain a double-sided water-blocking tape; and the equipment for two-dipping and two-rolling is a double-roller padding machine. According to the preparation method provided by the invention, the prepared water-blocking tape has a double-sided expansion material, the expansion rate is high, and the material stability is high.

The invention relates to the technical field of conveying belts, discloses an impact-resistant flame-retardant rubber conveying belt for an underground mine and a preparation method of the impact-resistant flame-retardant rubber conveying belt, and aims to solve the problems of matrix embrittlement caused by filling of a flame retardant and easiness in delamination under impact. The conveyor belt comprises a covering rubber layer, a gradient buffer layer and a framework core layer from top to bottom. The covering rubber layer adopts an NR / BR / CPE blending matrix, and a superfine flame-retardant system and a liquid nitrile rubber toughening phase are added; the gradient buffer layer contains directionally arranged aramid short fibers to smooth the modulus. The preparation method relates to a multi-stage mixing and controlled cooling vulcanization process. According to the invention, the balance of flame retardance and physical properties is realized, the dynamic impact-resistant life of the belt body is remarkably prolonged by constructing a multi-stage energy dissipation system, the running temperature rise is effectively reduced, delamination is prevented, and the long-term service stability under a high-load working condition is ensured.

The invention discloses an integrated fiber-reinforced thermoplastic prepreg tape as well as a preparation method and application thereof, and relates to the technical field of composite materials, the preparation method comprises the following steps: preparing a fiber-reinforced thermoplastic prepreg tape base material to be subjected to hot-press compounding and a wave-absorbing resin film; preheating the surface to be treated of the fiber reinforced thermoplastic prepreg tape base material; and laminating the wave-absorbing resin film on the to-be-treated surface of the preheated fiber-reinforced thermoplastic prepreg tape base material, carrying out hot-pressing compounding, fusing the wave-absorbing resin film with the resin on the to-be-treated surface of the fiber-reinforced thermoplastic prepreg tape base material, and cooling to obtain the integrated fiber-reinforced thermoplastic prepreg tape finished product. On the premise that the original excellent mechanical property of the prepreg tape is hardly influenced, the broadband wave-absorbing function is efficiently and stably integrated, the thermoplastic prepreg tape which is high in surface quality, high in interface bonding and integrated in structure and function is successfully prepared, and the thermoplastic prepreg tape has a wide application prospect in the field of high-end equipment such as aerospace and national defense military industry.

The invention relates to the technical field of plastic steel belt processing, and discloses a PET plastic steel belt finished product straightening and packaging method and system.The method comprises the steps that after a PET plastic steel belt coiled material is obtained, stress distribution is analyzed, a target plastic steel belt is screened, and a multi-dimensional straightening matrix is constructed; then, sickle bending rate characteristics are extracted, deformation types and regions are analyzed, and deformation strength indexes are calculated; delimiting a high-risk location according to the index, obtaining a calibration output strip through three-roller differential cooperative regulation and heating compensation, and performing appearance detection; then analyzing a plasticizing track, determining a failure mode, identifying a monitoring point and calculating a straightening index; and finally, regulating and packaging according to indexes, analyzing finished product integrity indexes, and generating a straightening and packaging report. According to the invention, the straightening and packaging quality of the PET plastic steel belt finished product can be improved.

The utility model discloses a conveying belt replacing and recycling rolling device which is characterized in that a driving roller is rotationally arranged on a first support, one end of the driving roller is connected with an output shaft of an MB stepless speed regulating motor, and a fixing plate is connected between a second support and the first support. Two first straightening rollers, a belt pressing roller and a belt supporting roller are sequentially and rotationally arranged on the upper surface of the fixing plate in the direction close to the second support, a steel pipe is in lap joint between the two upper ends of the second support, a sleeve is rotationally arranged on the steel pipe, and two round rods distributed up and down are horizontally and rotationally arranged between the tops of the third supports; second straightening rollers are vertically and rotationally arranged on the two sides of the top of the third support correspondingly. The utility model has the advantages that the mechanical contact frequency of maintainers is reduced, and the risk of mechanical injury is effectively controlled; the number of maintenance personnel is reduced, the risk level of maintenance operation is reduced, the physical expenditure of the maintenance personnel is converted into equipment control, monitoring and inspection, and the labor intensity is reduced; recovery shortens maintenance time, and maintenance efficiency is improved.

The invention belongs to the technical field of conveyors, and particularly relates to a large-dip-angle belt pressing type conveyor with a belt pressing structure for coal mine operation, which comprises a scattering leakage detection assembly, a data processing assembly and a scattering leakage regulation and control assembly, and is used for generating a scattering regulation and control instruction according to calculation and processing result information of the data processing assembly. A generated instruction is transmitted to the execution assembly, and the execution assembly comprises one or a combination of a deviation rectifying component and a self-lubricating component; according to the method, the scattering and leaking conditions are comprehensively judged by firstly collecting parameters of different parts and different types, and the parameters are used as information input, so that different countermeasures are judged, unnecessary energy waste can be avoided while the scattering and leaking phenomena in the conveying process can be accurately and effectively controlled, and the production cost is reduced. And meanwhile, the influence on the stability of the conveying belt in the conveying process is reduced, so that the conveyor can convey more stably, and the conveying efficiency of the conveyor is improved.

The utility model relates to a split type narrow belt connection machine which comprises a machine frame, an upper die unit, a middle base plate and a lower die unit, an upper die driving source and a lower die driving source are arranged at the positions, corresponding to the upper die unit and the lower die unit, of the machine frame, and the upper die driving source and the lower die driving source are used for driving the upper die unit and the lower die unit to be close to or away from the middle base plate. The belt can be conveniently arranged on the middle base plate in a sleeving mode, then the upper die unit and the lower die unit are driven by the upper die driving source and the lower die driving source to axially ascend and descend respectively, connection of the narrow belt is completed, and meanwhile when a standard belt is connected, the lower die unit can be firstly driven to abut against the middle base plate, then the marking belt is arranged in a sleeving mode, and connection work can also be completed. The applicability of the equipment is improved, the whole process can be conveniently and independently completed by workers, the connection efficiency and stability are greatly improved, and the scalding risk is avoided.

The utility model discloses a V-belt vulcanizing device which comprises a vulcanizing tank, a liftable cover body is arranged on the vulcanizing tank, a lifting ring facilitating hooking of lifting equipment is arranged on the cover body, an annular groove with a downward opening is formed in the peripheral side of the cover body, a pump body is arranged on the cover body, the inlet end of the pump body is communicated with the annular groove through a first pipeline, and the outlet end of the pump body is communicated with the annular groove through a second pipeline. And the outlet end of the pump body is connected with a second pipeline. According to the V-belt vulcanizing device, under the cooperation of all the components, water vapor can be conveniently pumped away, the situation that the water vapor is attached to equipment to be condensed into water drops, and consequently the equipment is rusted is avoided as much as possible, and meanwhile the situation that the water drops drip on the ground is avoided as much as possible.

This utility model relates to the field of vulcanization technology for annular conveyor belts, and in particular to a wound-type annular conveyor belt vulcanizing unit. It includes a base plate, a sliding plate fixedly connected to the output end of a multi-stage electric telescopic rod, and a second outer shell fixedly connected to the upper end of the sliding plate. A rotating mechanism is located inside the second outer shell. This wound-type annular conveyor belt vulcanizing unit, through the cooperation of a limiting mechanism and the first outer shell, starts two first motors connected to a PLC controller. The movement of the threaded block drives the movement of the limiting rollers. The two pairs of limiting rollers limit the conveyor belt, reducing belt deviation during movement. Through the cooperation of the rotating mechanism and the sliding plate, the output shaft of the second motor rotates, driving the worm gear to rotate. The collecting rollers then collect the vulcanized conveyor belt. The use of a worm gear and helical gear combination provides greater stability compared to a chain, especially during rapid rotation or under high loads, thus reducing maintenance frequency.

The present invention relates to a toothed belt including: a back portion; a tension member embedded in the back portion in a belt longitudinal direction and including a twisted cord including a steel fiber; a plurality of belt teeth formed on an inner peripheral side of the back portion along the belt longitudinal direction; and a cover layer provided between the tension member and a belt tooth bottom formed between the belt teeth, in which the cover layer has a thickness in a range of 0.2 mm to 1.0 mm, and the back portion, the belt teeth, and the cover layer are integrally formed of a thermoplastic elastomer.

A toothed power transmission belt suitable for use in contact with oil, having an elastomeric belt body, a helical wound tensile member embedded therein, and teeth on a pulley-contact surface with a jacket covering the teeth, wherein the jacket is a woven fabric with a smooth, continuous, outer rubber layer formed from a nitrile-containing elastomer compounded with at least one coagent, an RFS adhesion promoter, and with no fluoropolymer, and the fabric has para-aramid fibers in the weft, meta-aramid fibers in the warp, and no nylon fibers.

The invention relates to the technical field of material processing and manufacturing, in particular to a device and method for producing a dry fiber belt through a one-step method, and the device comprises a yarn arranging mechanism which comprises a yarn releasing frame, a yarn arranging frame for arranging yarns, and a yarn spreading assembly for spreading the yarns into a plane; the dipping mechanism comprises a dipping tank, a glue extruding roller group for extruding excessive glue of yarns, and a first curing assembly for curing the glue; the curing mechanism comprises a first powder scattering assembly for scattering powder, a second curing assembly for curing powder and a cooling and pressurizing assembly for pressurizing and cooling yarns; the compounding mechanism comprises a first felt discharging assembly for laying a felt material, a second powder scattering assembly for scattering powder, and a heating and pressurizing assembly for curing a fiber band; the winding mechanism comprises a hole punching assembly for punching holes in the surface of the fiber band, a slitting assembly for fixed-width slitting, a cutting assembly for cutting the length of the fiber band and a winding assembly. By integrating multiple complicated steps in fiber belt production into a continuous production process, the effect of producing the dry fiber belt by a one-step method is realized.

The invention belongs to the technical field of conveying belt machining, and particularly relates to conveying belt blank machining equipment which comprises a machine base. The two sides of the machine base are each rotationally connected with a feeding roller and a discharging roller in a set. A material passing channel is arranged in the machine base. The device further comprises a multi-layer coating mechanism. The multi-layer coating mechanism comprises a glue coating roller, a driving device, a glue distributing pipe, a conveying pipe and a pumping device. By means of the multi-layer coating mechanism, a plurality of combined layers forming a conveying belt blank can be glued at the same time, the glued combined layers are preliminarily bonded and compounded, additional stacking and turnover equipment is not needed, the occupied time and equipment stations are small, the whole gluing operation is completed in a material passing channel of the machine base, and the production efficiency is improved. And in the gluing process, even if the adhesive splashes and drips, the adhesive can be completely retained in the material passing channel, so that the pollution to the working environment is reduced.

The present invention discloses a vulcanization device for manufacturing conveyor belts and its usage method, which relates to the technical field of conveyor belt manufacturing. It includes a vulcanization table, and a control and support mechanism is arranged outside the vulcanization table. The control and support mechanism includes a fixed rod arranged outside the vulcanization table, a support rod is rotatably connected to the outside of the fixed rod, a connecting table is slidably connected to the outside of the support rod, cutting control consoles are symmetrically and slidably connected to the outside of the connecting table, and a cutting cutter head is arranged outside the cutting control consoles. In the present invention, for conveyor belts of different sizes, the motor is started, and then the first bidirectional threaded rod and the second bidirectional threaded rod are controlled to rotate, thereby controlling the two groove control blocks to move towards the center position or away from the center position at the same time. During the movement of the groove control blocks, the annular support block will be squeezed to form grooves, and the movement of the grooves corresponds to the positions of the groove control blocks, and the groove positions are changed to adapt to conveyor belts of different sizes.

The utility model relates to the technical field of endless belt machining, and provides a splicing device for endless belt machining, which comprises a machining table, end opposite-pressing vertical plates are mounted on two sides, close to the center of the front edge, of the top of the machining table, and a movable jacking plate is arranged behind the two end opposite-pressing vertical plates on the top of the machining table. A pushing mechanism for driving the movable jacking plate to do jacking motion is installed in the machining table, a wrapping pin roller is arranged at the position, close to the center of the rear edge, of the top of the machining table, guide pin rollers are arranged on the left side and the right side of the wrapping pin roller at the top of the machining table, and tensioning pin rollers are arranged on the outer sides of the guide pin rollers on the two sides at the top of the machining table. A distance adjusting mechanism capable of driving the tensioning pin rollers on the two sides to move relatively is installed in the machining table. According to the splicing device for processing the annular belt, the efficient, accurate and flexible splicing processing of the annular belt is realized through the meticulous design and the optimized matching of the components.

The invention relates to the technical field of rubber track production, in particular to a cooling-water-free vulcanization method for rubber track two-section ring joint forming, a mold and a semi-vulcanized track blank. In order to solve the problems that the end part needs to retain a repiece while the existing repiece depends on water cooling, the energy consumption is high and the instability is easy to occur, a vertical air isolation groove is formed in a section of mold-hot plate contact area close to a ring joint end, and a double-layer hollow static air layer is constructed to passively control the temperature. The depth of the isolation groove is 8-12mm, and the coupling L between the length of the groove and the pitch p is 3.4-3.6 p; when t is equal to 60 min and the thickness is equal to 43 mm, a spinning-in head of 30-50 mm can be stably obtained, and the requirement for two-section ring connection is met. According to the scheme, a cooling loop is not needed, energy consumption and maintenance cost are reduced, parameterization is easy to reuse, and joint quality and yield are improved.

The utility model discloses a fabric core conveying belt flat plate vulcanization production line which comprises a working table, a vulcanization table and a telescopic device are arranged on the working table, and a lifting bearing plate is arranged at the driving end of the telescopic device. A mounting cavity is formed in the lower side of the lifting bearing plate, a connecting column is arranged on the lower side of the mounting cavity, a connecting plate is arranged on the lower side of the connecting column, a spring is arranged on the lower side of the connecting plate, a heating plate is arranged on the lower side of the spring, and the heating plate is located above the vulcanizing table. The fabric core can be rapidly heated, so that the vulcanization process is accelerated and the production efficiency is improved. The heating plate is located above the vulcanizing table, it can be guaranteed that the fabric core is evenly heated in the vulcanizing process, and therefore the vulcanizing quality is guaranteed. The stability and guidance quality are guaranteed, the stability of the lifting bearing plate in the lifting process is guaranteed through the design of the guide shafts and the guide shaft sleeves, deviation is avoided, and the accuracy of the vulcanization process is guaranteed.

This invention discloses an aramid fiber reinforced solid conveyor belt and its preparation method, relating to the field of conveyor belt technology. Specifically, it includes the following steps: S1: Aramid fiber cloth passes through a continuous plasma surface treatment machine at a uniform speed, and its upper and lower surfaces are subjected to plasma activation treatment to obtain modified aramid fiber cloth; S2: (1) Natural rubber, styrene-butadiene rubber, chloroprene rubber, ethylene propylene diene monomer (EPDM) rubber, terpene phenolic resin, modifier, modified filler, bis-[3-(triethoxysilyl)propyl]tetrasulfide, zinc oxide, antioxidant, flame retardant, sodium stearate, vulcanizing agent, and vulcanization accelerator are added to a mixing machine and mixed to obtain a compound; (2) The compound is transferred to a calender and calendered to obtain a cover layer; S3: The cover layer, modified aramid fiber cloth, and cover layer are stacked in the order of top to bottom, and then rolled, bonded, and vulcanized to obtain an aramid fiber reinforced solid conveyor belt.

The invention discloses a mining intelligent PLC vulcanizing machine control box, and relates to the field of belt vulcanization. The invention aims to solve the problems of complex control mode and low automation degree of the existing vulcanizing machine. After the PLC receives a power supply and receives set heating temperature and vulcanizing time from the touch screen, a relay K1 coil and a relay K2 coil are controlled to be powered on at the same time, so that a relay K1 normally-open contact and a relay K2 normally-open contact are closed at the same time, and then an alternating current contactor KM1 coil and an alternating current contactor KM2 coil are powered on; a normally open contact of the alternating current contactor KM1 and a normally open contact of the alternating current contactor KM2 are closed at the same time, the two heating plates are used for heating, and the belt is heated; and when the temperatures of the two heating plates reach the set heating temperature, timing of vulcanization time is started, and when the timing time reaches the set vulcanization time, normally open contacts of the relays K1-K2 are controlled to be switched off at the same time, so that the alternating current contactors KM1-KM2 are switched off at the same time, and the two heating plates stop heating. The method is used for controlling belt heating.

A conveyor, power transmission or machine belt (1) which is open ended and has two end edges (6, 7) and a longitudinal length L in a longitudinal direction, comprising: a) two parallel lateral edges (1a, 1b) each extending in the longitudinal direction and separated from each other by a transverse width (W); b) a first fabric layer (2); c) a first coating layer (3); and optionally d) one or more through holes (5) through the overall thickness (T) of the belt, each of the through holes (5) being formed by a hole edge (5a), characterized in that i) the first fabric layer (2) comprises fibers or filaments of a thermoplastic and / or the first coating layer (3) comprises a thermoplastic or a thermoplastic elastomer; and ii) the lateral edges (1a, 1b) are ultrasonic or laser cuts and / or the optional hole edges (5a) are laser cuts. The belt or band has melt sealed edges, can be made into a loop by conventional end joining, and can be used in environments where lint is produced, such as a spool belt.

A deflection member that includes a reinforcing member that includes a resin coating, and at least one tile fastened to the resin coating.