62results about How to "Guaranteed rolling effect" patented technology

The invention provides novel online shredding and forming equipment for sheet paper fuming section base bar for tobacco. The equipment comprises a base paper unwinding device used for winding tobaccosheet base paper, a forming paper unwinding device used for winding forming paper, a shredding device, a gathering device and a forming device with a forming cavity, wherein the base paper unwinding device, the shredding device, the gathering device and the forming device are arranged in sequence in the moving direction of the tobacco sheet base paper, the forming paper unwinding device and the forming device are arranged in sequence in the moving direction of forming paper, the shredding device is used for shredding the tobacco sheet base paper into shreds, the gathering device is used for gathering the shredded tobacco sheet base paper and introducing the shredded tobacco sheet base paper into the forming cavity of the forming device, and the forming device wraps the tobacco sheet base paper with the forming paper. The novel online shredding and forming equipment for the sheet paper fuming section base bar for the tobacco has the advantages that online shredding and one-time rollingand forming of the tobacco sheet base paper can be achieved, the manufacturing steps of a fuming section are reduced, the production efficiency is effectively improved, and the continuity of the production and the stability of the product quality can also be effectively improved.

The invention discloses a variable amplitude control method for a vibratory roller. The method comprises the following steps: acquiring data information in the process of increasing the vibration frequency from zero to a preset value of the vibration frequency, wherein the data information is obtained by a road roller in to-be-pressed soil or soil the same as the to-be-pressed soil; obtaining a second-order inherent frequency value of the soil system of the road roller according to the data information; setting the vibration frequency of the road roller, obtaining a vibration frequency set value, and controlling the degree of the vibration frequency set value close to the second-order inherent frequency value; and controlling the road roller to vibrate and grind the soil to be pressed at the vibration frequency corresponding to the vibration frequency set value. A special vibration exciter structure or amplitude modulation oil cylinder or vibration wheel structure in the vibration wheel does not need to be adopted, the amplitude can be changed only by changing the vibration frequency, and the control method is simple and high in reliability.

The invention discloses a fabric rolling mill with a hydraulic adjusting roller. The fabric rolling mill comprises the roller and a horizontal roll. Two ends of the roller are hinged to the upper portions of two vertical support plates of a framework, moving straight slots are formed in the lower portions of the two vertical support plates, limiting protruded strips are arranged on two inner side walls of each moving straight slot, moving blocks are inserted in the moving straight slots, the limiting protruded strips are inserted in vertical grooves in the side walls of the moving blocks, two ends of the horizontal roll are hinged onto the corresponding moving blocks, and a left pushing cylinder and a right pushing cylinder are fixed onto a bottom plate of the framework. The fabric rolling mill has the advantages that the horizontal roll can be pushed by the left pushing cylinder and the right pushing cylinder, so that the distance from the horizontal roll to the roller can be adjusted, and rolling effects can be guaranteed; the outer diameter of the outer wall of an outer rubber roller sleeve is gradually reduced from the outer wall of the middle of the outer rubber roller sleeve to two ends of the outer rubber roller sleeve, accordingly, the roller can be matched with a middle deformation position of the lower straight roll during rolling, deformation can be compensated, and uniform fabric rolling stress can be guaranteed.

The invention discloses a rolling-pressing device for heat preservation film production. The rolling-pressing device for the heat preservation film production comprises a rolling-pressing mechanism, an adjusting mechanism and a winding mechanism, wherein one end of the rolling-pressing mechanism is provided with the adjusting mechanism, the other end of the rolling-pressing mechanism is provided with the winding mechanism, the rolling-pressing mechanism comprises a framework, sliding rods and springs, and a smooth block is arranged on the inner sides of the two sides of the framework; the adjusting mechanism can be used to adjust the position of a heat preservation film, the heat preservation film is always kept in the center position, the deviation of the heat preservation film is avoided, and the smooth proceeding of the subsequent rolling-pressing steps is ensured; at the same time, in the rolling-pressing mechanism, upper and lower rolling rollers can be used for carrying out comprehensive rolling-pressing on the upper side and the lower side of the heat preservation film, so that the rolling-pressing effect is guaranteed, and the distance and the rolling-pressing strength of the first rolling roller and the second rolling roller can be adjusted, so that the rolling-pressing device is suitable for different types of heat preservation films; and a winding roller of the winding mechanism with adjustable width can ensure that both ends of a wound heat preservation film roll are flat when the rolling-pressing device works, thus ensuring attractive appearance and facilitating later use.

The invention relates to a preparation method of high-strength superfine dual-phase laminated QAl10-4-4 aluminum bronze alloy plates. According to the preparation method, firstly, a dual-phase organization is regulated and heated, a raw material of QAl10-4-4 aluminum bronze alloy is treated in a thermal treatment furnace for 2-5 hours at a temperature of 850-920 DEG C, then the heated material issubjected to severe deformation through asymmetric continuous rolling and symmetric continuous rolling sequentially, and finally the rolled material is subjected to thermal treatment after deformation. An alpha phase of a face-centered cubic Cu-based solid solution and a beta phase of a body-centered cubic structure in an obtained structure obtained from thermal treatment are distributed in laminations, and a large amount of k phases of intermetallic compounds are dispersed inside the laminations and at boundaries of the laminations. The high-strength superfine dual-phase laminated QAl10-4-4 aluminum bronze alloy plates have the advantages that yield strength is not smaller than 900MPa, tensile strength is not smaller than 1000MPa, hardness is not smaller than 390HV, and elongation at break is not smaller than 8%. Compared with the prior art, the preparation method not only can improve performance of the QAl10-4-4 aluminum bronze alloy, but also is simple in process, easy to operate and low in cost, and can be used to realize preparation of the large-size QAl10-4-4 aluminum bronze alloy plates.

The invention discloses a full-automatic high-speed coil type wire winding machine. The machine comprises a rack, wherein a wire transmission mechanism, a tensioning mechanism, a meter counter, an arranging device, a quick wire clamping device, a wire cutting device, a mechanical clamping head and a coil forming device are arranged on the rack. According to the machine, the whole production work is automatically operated under the control of PLC program, and manual interference is avoided; the machine has the characteristics of being low in working intensity of workers, and high in automation degree; the coil forming device, the wire clamping device and a wire shearing device are improved in structure, so that the acting time is greatly reduced, and as a result, the time is saved.

The invention relates to a casting sand mixer. The casting sand mixer comprises a machine base, a round sand mixing hopper, a rotating motor assembly, a wheel train transmission mechanism, turning andgrinding assemblies and a scraping plate mechanism, the round sand mixing hopper is fixedly arranged on the machine base, the rotating motor assembly is fixedly arranged at the central position of the bottom of the machine base, the wheel train transmission mechanism is fixedly arranged at the top of the rotating motor assembly, the two turning assemblies are symmetrically and rotationally arranged on the wheel train transmission mechanism, and the scraping plate mechanism is fixedly arranged on the wheel train transmission mechanism; the rotating motor assembly can drive the wheel train transmission mechanism, the whole synchronous rotation formed by the turning and grinding assemblies and the scraping plate assembly is achieved, the wheel train transmission mechanism can drive the two turning and grinding assemblies to rotate. According to the casting sand mixer, the grinding roller and the sand turning structure of the casting sand mixer are uniform and compact in design and convenient to dismount and maintain, cleaning and rapid replacement of the grinding wheel structure are facilitated, and the efficiency and quality of sand mixing are ensured.

The invention provides an intelligent natural rubber machining system and an intelligent natural rubber machining method of the intelligent natural rubber machining system. A first roller group and asecond roller group are arranged and can calender the rubber twice; and meanwhile, the axis of the first roller group and the axis of the second roller group are perpendicular. A first conveyer belt and a second conveyer belt convey the rubber, the rubber calendered by the first roller group is conveyed by the first conveyer belt and the second conveyer belt to the second roller group, the secondroller group calenders the rubber in the other direction, and the calendering directions of the first roller group and the second roller group are perpendicular. In this way, the calendering effect generated in the whole calendering process can be lightened, the quality of rubber products is improved, and the service life is prolonged.

The invention discloses a preliminary calendering device used for an automobile plate. The preliminary calendering device used for the automobile plate comprises a control cabinet, a support, a calendering device body, a bottom plate, a pressing box, an operation table, a telescopic pressing plate, an inner groove, a case, an inner roller combination, rotating discs, polishing wheels, the plate, a lower pressing roller, a calendering roller, a winding roller and rotating rods. The preliminary calendering device used for the automobile plate has the beneficial effects that the inner roller combination is mounted inside the inner groove and used for calendering and polishing the plate; the operation table is arranged on one side of the inner groove, the telescopic pressing plate is mounted above the operation table so that the plate can be preliminarily calendered by the telescopic pressing plate before entering the inner groove, it is guaranteed that the thickness and the flatness of the plate reach the standard preliminarily, and accordingly the plate can enter the inner roller combination to be polished and secondarily calendered; and by mounting the calendering device on the other side of the inner groove, the plate subjected to two times of calendering treatment through the telescopic pressing plate and the inner roller combination is conveyed to the calendering device body to be subjected to final calendering-winding treatment, and thus the calendering effect of the plate is guaranteed.

The invention provides rolling equipment for a fluff fabric. The rolling equipment comprises a bottom plate, a supporting plate device, a bracket device, a pushing device, a transverse plate device, a rolling device, a positioning device, a jacking device and a motor device, wherein the bottom plate is provided with a first groove, a first supporting rod, a first bracket, a first cross rod and a second cross rod; the supporting plate device comprises a first positioning rod, a second supporting rod, a supporting plate, a first spring and a third cross rod; the bracket device comprises a first bent rod, a first fixed rod, a second positioning rod and a second fixed rod; the pushing device comprises a first vertical rod, a fourth cross rod, a second bracket, a third positioning rod, a first push rod, a first connecting rod, a first motor, a first output shaft, a second vertical rod, a first roller, a push block and a first supporting block; and the cross plate device comprises a cross plate, a third vertical rod and a second spring. The rolling equipment can keep durable pressure of a rolling wheel on a fabric, and enables the rolling wheel to sufficiently contact with the fabric, so that the rolling effect of the fabric can be guaranteed.

The invention discloses an improved coiling device for a non-woven fabric dying production line. The improved coiling device comprises a motor, a speed changer, a frame body, a first drive roller, a second drive roller, a coiling shaft, guiding grooves, baffles, bolts, chains, a first gear, a second gear, a third gear and a misalignment-prevention mechanism. The first drive roller, the second drive roller and the misalignment-prevention mechanism are installed on the frame body. The front end of a shaft of the first drive roller is provided with the first gear, and the rear end of the shaft of the first drive roller is provided with the second gear. The front end of a shaft of the second drive roller is provided with the third gear. The speed changer is in transmission connection with the second gear through the corresponding chain, and the first gear is in transmission connection with the third gear through the corresponding chain. The front portion and the rear portion of the frame body are provided with the guiding grooves, and the two ends of the coiling shaft are connected with the guiding grooves in a sliding mode. The baffles are arranged on the guiding grooves, and the bolts are arranged on the baffles. Compared with the prior art, the coiling effect and the overall attractiveness are guaranteed, slippage in transmission can also be avoided, and the transmission rate is guaranteed.

The invention belongs to the technical field of solid waste treatment, and specifically relates to a solid waste treatment system with a pretreatment process, which includes a treatment box, a primary crushing assembly and a crushing roller. A sealing plate, a primary crushing assembly is arranged above the rotating sealing plate, and an electro-hydraulic telescopic rod is connected between the lower end of the rotating sealing plate and the processing box; the present invention realizes the crushing of the elastic arc by setting the crushing knife as a combined type. The fixed waste between the curved surface on the plate and the two sides of the triangular slider is crushed, thereby increasing the crushing effect on solid waste; by setting the triangular slider to slide and install in the chute on the sealing plate, On the one hand, it prevents the problem of excessive wear caused by excessive impact force after the single elastic arc plate is stressed; on the other hand, it realizes that the solid waste is evenly spread on the two crushing rollers, thereby reducing the possibility of the crushing motor being burned out. Thereby improving the service life of the crushing motor.

The invention discloses a PVC (polyvinyl chloride) calender roller deflection signal processing device which comprises an X displacement signal acquisition circuit, a Y displacement signal acquisition circuit, a displacement signal processing circuit and a time delay circuit. Transverse and longitudinal displacement signals of PVC calender rollers can be acquired by laser sensors X1 and Y1 in the X displacement signal acquisition circuit and the Y displacement signal acquisition circuit, amplitude can be adjusted by a high-voltage step-down circuit and a low-voltage compensation circuit, then the transverse and longitudinal displacement signals can be filtered by an LC circuit, and voltages of the transverse and longitudinal displacement signals can be stabilized by a voltage stabilizer tube to be in the ranges of +5 V and +10 V. The PVC calender roller deflection signal processing device has the advantages that the shortcoming of nonlinear errors due to external disturbance can be overcome, the measurement accuracy can be improved, reliable on or off of MOS (metal oxide semiconductor) tubes T1-T4 can be guaranteed by the amplitude, and the accuracy of control signals can be improved; only simple logic judgment is carried out on the availability of transverse and longitudinal displacement deviation signals by a NAND gate circuit with the MOS tubes T1-T4 in the displacement signal processing circuit, the time is delayed by 5 S, determined high or low level can be outputted to a controller, accordingly, the PVC calender roller deflection signal processing device is fast in response and high in efficiency, deflection can be timely discovered and controlled, calendering effects can be guaranteed, and the work efficiency can be improved.