46results about How to "Improve truncation efficiency" patented technology

The invention discloses a tube explosion cut-off valve which comprises a main valve body, a back valve body and an electromagnetic pilot valve system and / or a mechanical pilot valve system, wherein the main valve body is provided with a valve cavity, a first water inlet and a first water outlet; a valve rod is arranged in the main valve in a penetrating manner, the valve rod penetrates a valve cavity and is fixedly provided with a valve plate in the valve cavity, and the valve plate can close the first water inlet or the first water outlet; the back valve body is mounted on the main valve bodyand communicates to the first water outlet, the back valve body is provided with a first piston cavity, a sensing piston is mounted in the first piston cavity, a penetrating hole is formed in the end, close to the valve rod, of the first piston cavity, a sensing channel is also formed on the back valve body, and the sensing channel communicates to the first piston cavity; and the electromagneticpilot valve system and / or the mechanical pilot valve system communicates to the sensing channel and is started automatically when a pressure value in the sensing channel reaches a set value or is greater than the set value. The tube explosion cut-off valve not only can cut-off a water flow upstream during tube explosion, but also can cut-off the water flow downstream during tube explosion, and ishigh in cut-off efficiency, reliable to work, relatively low in production cost and high in environmental adaptability.

The invention provides a tower type heat absorber which comprises an upper collecting box, a lower collecting box and a heat absorbing pipe assembly arranged between the upper collecting box and the lower collecting box. A solar light secondary reflecting device is arranged at the upper end of the upper collecting box, the heat absorbing pipe assembly is a heat absorbing screen defined by a plurality of heat absorbing pipes, and the joints between the heat absorbing pipe assembly and the upper and lower collecting boxes are close to the peripheries of the upper and lower collecting boxes. Thesolar light secondary reflecting device comprises a posture adjusting device and a reflecting plate group, wherein the posture adjusting device comprises a machine frame and a reflecting plate angle adjusting assembly, and the reflecting plate group comprises reflecting plates which are arranged in the circumferential direction of the upper collecting box in an umbrella shape; and the inner edgesof the reflecting plates are hinged to the periphery of the upper collecting box, and the output end of the reflecting plate angle adjusting assembly is connected with the backs of the reflecting plates. According to the tower type heat absorber, the technical difficulty is low, system control is simple, the reflecting plates are additionally arranged at the top of the heat absorber, the solar light shielded by the lower collecting box can be reused, the light abandoning rate is reduced, the solar energy utilization rate is improved, and when the reflecting plates are placed down, a heat preservation effect can be achieved.

The invention discloses a cross sliding type automatic translation cutting device for an artificial board. The cross sliding type automatic translation cutting device comprises a bottom plate, a driving rack is arranged on the bottom plate, light rails are arranged on the two sides of the driving rack, and a translation cutting device is arranged on the light rails; the translation cutting devicecomprises a translation platform, a translation motor is arranged at the center of the bottom of the translation platform, the end of the translation motor is provided with a driving gear matched withthe driving rack, and multiple rollers matched with the light rails are arranged at the periphery of the translation motor; and a support frame is arranged on the top of the translation platform, a rotatable bracket is connected to the upper end of the support frame, a lifting air cylinder is connected to the lower end of the bracket, a rotating shaft is arranged at the other end of the bracket,and a cutting sheet is arranged at one end of the rotating shaft. The cross sliding type automatic translation cutting device for the artificial board has the characteristics of being high in cuttingefficiency, low in labor intensity and good in cutting stability.

The invention relates to the field of intelligent chain manufacturing, and provides a chain cutting-off device. The device comprises a chain cutting-off device body. The chain cutting-off device bodycomprises a cutting-off support, a cutting-off sliding plate, a horizontal cutting-off air cylinder, a cutting-off fixing block, a cutting-off hinge rod, a cutting-off connecting rod, a vertical cutting-off air cylinder and a cutting-off connecting block. The cutting-off sliding plate is arranged on the cutting-off support. The horizontal cutting-off air cylinder is arranged behind the cutting-offsliding plate, the cutting-off fixing block is fixedly arranged on the top of the cutting-off sliding plate, the cutting-off hinge rod is hinged to the upper portion of the cutting-off fixing block,the movable portion of the vertical cutting-off air cylinder is linked with the rear portion of the cutting-off hinge rod, and the cutting-off connecting rod is linked with the front portion of the cutting-off hinge rod through the cutting-off connecting block. The chain cutting-off device has the beneficial effects that a chain can be automatically cut off, and abrasion of a cut-off pin shaft isreduced; and pin shaft pieces are recovered through the arrangement of a blanking through hole.

The invention relates to vacuum tube wall type heat absorber. Straight-through vacuum tubes (1) are connected in series or parallel by U-shaped connection tubes (2) to form a single series heat absorbing module (17) or single parallel heat absorbing module (18). A plurality of series heat absorbing modules (17) or parallel heat absorbing modules (18) are connected in series or parallel by connecting tubes (11) to form the vacuum tube wall type heat absorber. The vacuum tube wall type heat absorber is in a two-dimensional curved surface or external cylinder or plane shape. The straight-through vacuum tubes (1) are arranged horizontally, vertically relative to the ground, slantwise or juxtaposedly in multiple rows. The vacuum tube wall type heat absorber is arranged on the top of a heat absorbing tower (7) unidirectionally or circumferentially. The back surfaces of the straight-through vacuum tubes (1) can be provided with compound parabolic concentrators (CPC) or plane or hemispherical secondary condensers (13).

The invention discloses cutting off equipment for carbon bar production and an operation method thereof. A first clamp ring, a second clamp ring, a fixed ring and a cutting knife are used in a cooperation manner, the cutting efficiency and stability of a carbon bar can be effectively improved, through the first clamp ring and the second clamp ring, the two ends of the carbon bar can be fixed, thestability of the carbon bar in the cutting off process can be effectively improved, multiple fixing rings, a telescopic clamping block, a first stretching ring and a second stretching ring are used ina cooperation manner, multiple carbon bars can be cut off at the same time, the carbon bar cutting off efficiency can be effectively improved, the problems that in the carbon bar cutting off processin the existing scheme, stability is poor, and the carbon bar cutting off efficiency is low can be solved, through cooperative use of a pulling plate, a storage base and a buffer plate, the chippingsgenerated in the process of cutting off the carbon bars can be collected, the work of carbon bar chipping cleaning can be effectively omitted, the carbon bar chippings can be recycled, and the influence of the chippings generated by carbon bar cutting on the production of the carbon bars can be avoided.

The invention relates to the field of intelligent chain manufacturing, and provides a chain cutting-off device. The device comprises a chain cutting-off device body. The chain cutting-off device bodycomprises a cutting-off support, a cutting-off sliding plate, a horizontal cutting-off air cylinder, a cutting-off fixing block, a cutting-off hinge rod, a cutting-off connecting rod, a vertical cutting-off air cylinder and a cutting-off connecting block. The cutting-off sliding plate is arranged on the cutting-off support. The horizontal cutting-off air cylinder is arranged behind the cutting-offsliding plate, the cutting-off fixing block is fixedly arranged on the top of the cutting-off sliding plate, the cutting-off hinge rod is hinged to the upper portion of the cutting-off fixing block,the movable portion of the vertical cutting-off air cylinder is linked with the rear portion of the cutting-off hinge rod, and the cutting-off connecting rod is linked with the front portion of the cutting-off hinge rod through the cutting-off connecting block. The chain cutting-off device has the beneficial effects that a chain can be automatically cut off, and abrasion of a cut-off pin shaft isreduced; and pin shaft pieces are recovered through the arrangement of a blanking through hole.

The invention discloses a winding paper drawing box with a single-hand operation function. The winding paper drawing box comprises a bottom box, brackets, guide rollers, fixing rollers, a box cover, aserrated knife, an inner compression roller, a handle and an outer compression roller, wherein the right end of the upper plane of the bottom box is fixedly provided with the two brackets, the two brackets are rotationally provided with the two guide rollers in the vertical direction and the two fixing rollers in the horizontal direction through bearings, the right end of the box cover is fixedlyprovided with the serrated knife through bolts, the inner wall of the right end of the box cover is fixedly provided with the inner compression roller through bolts, the outer wall of the right end of the box cover is fixedly provided with the handle through bolts, and the handle is fixedly provided with the outer compression roller through bolts. The winding paper drawing box with the single-hand operation function has the advantages that the use is convenient, the cutting efficiency of winding paper is improved, and paper taking can be completed with the single hand.

A plant root cutting device for a bucket, the lower end of the forklift body is fixed with a shovel tip, the right side of the shovel tip is movably installed with a shovel knife, the middle and lower end of the shovel knife is movably installed with a stopper, and one end of the stopper runs through the And extending to the outside of the spatula is hinged with a baffle, the baffle is movably installed with the outer surface of the shovel tip through the fixed column, the side of the baffle close to the spatula is hinged with a pressure column, and the end of the pressure column away from the baffle is hinged with a The briquetting block is fixedly installed on the side of the briquetting block away from the pressure column and the side of the blade. Through the combined use of the press knife and the sawtooth column, the root system of the plant can be effectively cut off when the bucket body encounters the root system of the plant, which ensures the normal operation of the bucket body and reduces the physical strength of the staff. The staff first shovels the root system of the plant and then shovels the soil with the bucket body, which improves the working efficiency of the forklift and brings more effective operation convenience to the staff.

The invention relates to the technical field of steel bar processing equipment, in particular to a building steel bar cutting device, including a machine table, an upper limit mechanism and a lower material guide mechanism are respectively arranged on the upper and lower sides of the machine table, and a cutting device is arranged between the lower material guide mechanism and the lower material bin. Mechanism and placement mechanism, the placement mechanism includes a placement seat, and a limit mechanism is arranged in the lower material bin; when the rotating roller and the moving roller of the present invention are combined, the steel bar can be driven forward; Roll out from the discharge pipe to quickly complete the transportation and transfer of steel bars, reduce the process of artificial unloading, and improve the cutting efficiency; there is a storage slot on the inside of the placement seat, so that the debris generated during the cutting process falls into the storage slot. ; Avoid flying debris and pollute the environment; set a limit mechanism in the feeding bin to avoid manual measurement again and again, making cutting more convenient; the cut steel bars roll out along the material guide plate, which is convenient for quick collection of cut steel bars , to avoid artificial movement, but also reduce labor costs.

The invention provides a silicon ingot truncation system and a silicon ingot truncation method. The silicon ingot truncation system comprises silicon ingot truncation equipment and silicon ingot storage equipment, wherein the silicon ingot truncation equipment is used for performing truncation on silicon ingots to form silicon cubes; and the silicon ingot storage equipment is located at the front end of the silicon ingot truncation equipment and is used for storing the silicon ingots and conveying the stored silicon ingots to the silicon ingot truncation equipment. Compared with the prior art, the silicon ingot truncation system and the silicon ingot truncation method have the advantages that the to-be-truncated silicon ingots can be well collectively stored in the silicon ingot storage equipment; during truncation, the silicon ingots stored in the silicon ingot storage equipment are conveyed to the silicon ingot truncation equipment for truncation to form the silicon cubes; the storing and conveying of the silicon ingots are convenient; and the truncation efficiency is greatly improved.

The invention relates to the technical field of fuse boxes. A copper sheet conveying and processing device for a fuse box, comprising a copper sheet carrier tape assembly, a first copper sheet conveying bracket, a copper sheet flattening assembly, a copper sheet center punching assembly, a first copper sheet positioning and moving assembly, and a copper sheet punching assembly The detection component, the second copper sheet conveying bracket, the copper sheet cutting assembly and the copper sheet transfer assembly; the copper sheet flattening assembly is used for flattening the copper sheet; the copper sheet center punching assembly is used for punching the center of the copper sheet; the first copper sheet The positioning moving component is used to drive the copper sheet to move and locate; the copper sheet punching detection component is used for copper sheet detection; the copper sheet cutting component is used to cut off the copper sheet one by one; the copper sheet transfer component is used to transport the cut copper sheet . The advantages of this patent are to improve the conveying efficiency and conveying quality of copper sheets, improve the punching efficiency and punching quality; improve the truncation efficiency and truncation quality, and improve the overall conveying and processing efficiency of copper sheets.

The invention relates to the technical field of automobile parts, and discloses automobile part intelligent cut-off equipment capable of improving the cut-off efficiency. The automobile part intelligent cut-off equipment comprises a cut-off machine body, a supporting seat is fixedly connected to the interior of the cut-off machine body, and a rotating groove is formed in the outer surface of the supporting seat; a rotating shaft is movably connected to the position, located in the rotating groove, of the outer surface of the supporting seat, a piston column is movably connected to the side surface of the rotating shaft, a pushing frame is movably connected to the other side of the rotating shaft, a buffer spring is movably connected to the interior of the pushing frame, and a reinforcing seat is movably connected to the other side of the pushing frame; and the interior of the reinforcing seat is movably connected with a pressure spring, and the interior of the cutting machine body is fixedly connected with a cut-off seat. The automobile part intelligent cut-off equipment achieves the effect of automatically cutting off automobile parts in the positioning process during use, reduces a certain workload, is simple to operate, and brings beneficial effects for subsequent machining of the automobile parts.

The invention discloses an external heat absorber structure for a tower type photo-thermal power generation system. The external heat absorber structure comprises a first heat absorbing part and a second heat absorbing part, wherein the illuminated faces of the first heat absorbing part and the second heat absorbing part are curved surfaces, the illuminated area of the first heat absorbing part islarger than the illuminated area of the second heat absorbing part, the first heat absorbing part and the second heat absorbing part cooperate to form a heat absorber, and the heat absorber is disposed on a heat absorbing tower. When the tower type photo-thermal power generation system is located in the northern hemisphere, the first heat absorbing part is a north side heat absorber, and the second heat absorbing part is a south side heat absorber; and when the tower type photo-thermal power generation system is located in the southern hemisphere, the first heat absorbing part is a south sideheat absorber, and the second heat absorbing part is a north side heat absorber. When the heat absorber structure is designed to be with the illuminated area of the first heat absorbing part being larger than the illuminated area of the second heat absorbing part, more heliostats can be projected to the first heat absorbing part under the condition that the heat absorber has the maximum energy flow limit, that is, more heliostats can be arranged in a mirror field on one side of the first heat absorbing part so as to improve the optical efficiency of the mirror field, the utilization rate of the mirror field heliostats and the truncation efficiency of the heat absorber as much as possible.

The invention relates to a building reserved steel bar cut off device, and discloses a device which sleeves a reserved steel bar and cuts off the reserved steel bar through combined action of cuttingand pull up force of a cutter. The device is characterized in that multiple sliding grooves are formed in the outer side of a fixed tube at equal intervals, a connected sleeve sleeves one end of the fixed tube, multiple guide blocks are arranged on the inner wall of the connecting sleeve at equal intervals and each arranged at one end of the corresponding sliding groove, the two ends of a gear sleeve are arranged on the connecting sleeve through fixed bearings, a guide groove is formed in the outer side of the gear sleeve and shaped like an arc, the height is decreased gradually from one end to another end, a rotary disc sleeves one end of the gear sleeve, a rotating groove is formed in the bottom of the rotary disc, a cutter head is arranged at one end of the connecting sleeve and arranged in the rotating groove, four through holes are formed in the cutter head, four sliding plates are arranged, one end of each sliding plate is arranged in a corresponding wave peak of the rotating groove, a sliding block is arranged at one end of each sliding plate, and the cut off efficiency of the reserved steel bar can be effectively improved.

The invention provides a fixed-length cut-off device and a cut-off method, and relates to the technical field of fixed-length cut-off devices. The fixed-length cutting-off device comprises a feeding mechanism, a cutting-off mechanism, a detection mechanism used for detecting the position of a blade and a control mechanism; the feeding mechanism is used for driving pipes to move forwards; the cutting mechanism comprises a rotary disc and the blade arranged on the rotary disc, and the cutting edge part of the blade extends out of the outer edge of the rotary disc; and the rotary disc can drive the blade to rotate at a fixed frequency to cut off the pipes in a fixed-length mode. According to the cut-off method, the position of the blade is detected mainly through the detection mechanism, andthen the time that the feeding mechanism drives the pipes forwards is controlled.