153results about How to "Improve feeding effect" patented technology

The invention belongs to the technical field of waste resource recycling, and particularly relates to a waste resource recycling plastic product manufacturing and forming device which comprises a base, an injection mechanism used for plastic plasticizing and moving is arranged at the top of the base, and a first feeding hopper is arranged at the top of the injection mechanism; a mold closing mechanism connected with a discharging port of the injection mechanism is arranged at the top of the base and used for conducting pressing molding on molten plastic, a treatment box is arranged at the position, located on one side of the injection mechanism, of the top of the base, and a smashing mechanism used for smashing waste resources is arranged in the treatment box; the two driving crushing cutters are driven by the first motor to synchronously and relatively rotate, and then are matched with the fixed crushing cutter to crush waste plastics; according to the waste plastic crushing and cleaning device, multiple functions of crushing, screening, cleaning, drying and the like can be ingeniously integrated, the crushing effect and efficiency of waste plastic are improved, and the powder cleaning effect and the powder quality are also improved.

The invention belongs to the technical field of resin processing, and particularly relates to a resin processing feeding device which comprises a feeding hopper and a conveying belt arranged below the feeding hopper. A feeding anti-blocking assembly is installed on the outer side of the feeding hopper and comprises a fixed supporting frame fixedly installed on the outer side of the bottom of the feeding hopper. The feeding hopper can vibrate in the feeding process, the vortex phenomenon of resin materials in a pipeline in the feeding process is avoided, the conveying pipeline is prevented from being blocked, the flowability of the resin materials is effectively improved, the resin materials in the feeding hopper can be spirally pushed and extruded, and the service life of the resin materials is prolonged. According to the feeding device, the resin materials can be smoothly and smoothly discharged from the discharging pipe at the bottom of the feeding hopper for feeding after being pressed, meanwhile, the inner wall of the discharging pipe can be conveniently cleaned, the phenomenon that the inner wall of the discharging pipe is blocked due to long-time use is prevented, and smooth feeding of the resin materials is guaranteed.

The invention discloses an aluminum alloy wheel multi-pouring-gate casting mold, method and equipment, the aluminum alloy wheel multi-pouring-gate casting mold comprises an upper mold plate and a bottom plate, an upper mold is arranged on the upper mold plate, an outer core pulling block is arranged on the outer side of the upper mold, a lower mold base is arranged on the bottom plate, a lower mold is arranged on the lower mold base, and the upper mold, the lower mold and the outer core pulling block jointly form a casting blank cavity. A transverse pouring gate matched with a product is arranged on the lower die base, a plurality of inner pouring gates communicated with a casting blank cavity are arranged on the inner side of the transverse pouring gate, a vertical pouring gate is arranged between the parting surfaces of the outer core pulling block and communicated with the transverse pouring gate and the casting blank cavity, a side pouring gate communicated to the transverse pouring gate is arranged on the outer side of the bottom plate, and the side pouring gate is communicated with the inner pouring gate. According to the structure, the transverse pouring gate, the inner pouring gate and the vertical pouring gate are used in cooperation, so that the feeding distance is greatly shortened, the feeding effect of all parts of a casting is improved, and then the casting quality is improved.

The invention discloses a ground negative pressure feeding system for water inrush closure and plugging of a deep-buried tunnel. The ground negative-pressure feeding system comprises a pipeline, an adjustable-speed jet flow pump, a directional roadway-penetrating drill hole sleeve and a hopper, a directional roadway-penetrating drill hole communicated with a water gushing tunnel is formed in the ground, a second end of the directional roadway-penetrating drill hole sleeve is inserted into the directional roadway-penetrating drill hole and communicated with fluid of the water gushing tunnel, the adjustable-speed jet flow pump is arranged on the ground, and a second end of the directional roadway-penetrating drill hole sleeve is inserted into the directional roadway-penetrating drill hole and communicated with fluid of the water gushing tunnel. The water outlet end of the speed-adjustable jet flow pump is connected with the first end of the pipeline, and the second end of the pipeline is connected with the first end of the directional roadway penetrating drilling sleeve. According to the system provided by the invention, by optimizing the flow speed and the mixing proportion of the water flow carrying the gravel aggregate, the common problems of hole blockage, air column formation and the like in a traditional feeding mode are effectively avoided, and the aims of high efficiency, safety and economy of emergency treatment of water inrush of the deep-buried tunnel are achieved.

The invention belongs to the field of microorganisms, and particularly relates to a feed containing bacillus paralicheniformis carrying quorum sensing related genes and a preparation method of the feed. The bacillus parlicheniformis is bacillus parlicheniformis Shannan.BP-803, and the bacillus parlicheniformis is bacillus parlicheniformis Shannan.BP-803. The invention also discloses a preparation method of the bacillus parlicheniformis. The viable count of the bacillus paralicheniformis contained in each kg of the feed is 2.1 * 10 < 9 >-7.3 * 10 < 9 > CFU. The bacillus paralicheniformis Shann.BP-803 strain used in the feed disclosed by the invention has the capability of efficiently inhibiting pathogenic bacteria and pathogenic fungi and the capability of degrading mycotoxin, so that after the feed containing the bacillus paralicheniformis Shann.BP-803 strain is eaten, the diarrhea rate of animals is reduced, and the feeding effect is better.

The invention discloses a desulfurization stirrer, and belongs to the field of chemical equipment. A top cover is arranged at the top of a stirring tank, a discharging pipe is arranged at the bottom, three rotating shafts with stirring rods are inserted into the top cover, and a driving assembly composed of a motor, a driving shaft, a chain wheel and a chain drives the rotating shafts to rotate synchronously. The feeding hopper is inserted into one end of the top cover in a sliding mode, and an ejector rod of the feeding hopper is matched with a protrusion of the rotary disc on the driving shaft, so that the feeding hopper can swing to achieve uniform feeding. An adjusting structure is arranged, and the swing amplitude of the feeding hopper can be controlled through a hand wheel and other components. A stop valve, an organ shield, a controller and other components are further arranged. The stirrer can fully stir materials, is uniform in feeding, is flexible to adjust, is convenient and reliable to operate, and can effectively improve the desulfurization efficiency and quality.

The invention discloses an online particle size regulation and automatic detection device for nano material production, and relates to the technical field of nano materials, the online particle size regulation and automatic detection device comprises a fixed outer box body, a servo motor is fixedly mounted in the center of the bottom of the fixed outer box body, the shaft end of the servo motor is connected with a rotating shaft, and a limiting plate is fixedly mounted on the outer ring of the bottom of the rotating shaft; the outer ring of the rotating shaft is sleeved with an outer storage frame, a middle screening frame and an inner screening frame. According to the device, the rotating shaft can be driven to rotate through the servo motor, and then the middle screening frame and the inner screening frame are driven to rotate in the outer storage frame, so that precise regulation and control and precise measurement of nano materials in different particle size ranges are facilitated; and the movable butt joint mechanism is arranged, so that the outer storage frame, the middle screening frame and the inner screening frame can be detached, the nanometer materials with different particle size ranges inside can be thoroughly discharged, and the using effect is improved.

The invention relates to the technical field of precise feeding, in particular to a milk cow feed precise grading feeding system and method. The data analysis module is used for determining the health state of the dairy cow according to the change type of the physiological activity characteristics of the dairy cow within the first preset duration; the feeding method determining module is used for determining a feeding method according to the health state of the dairy cow and the production performance tendency value of the dairy cow; the feeding module is used for conveying a corresponding type of feed to a dairy cow trough according to a corresponding feeding method; the adjusting module is used for determining whether to adjust the feeding method determining process parameters or not according to the fluctuation degree of the production performance growth of the dairy cow in the preset period; by improving the analysis of the production performance of the dairy cows for graded feeding, the feeding accuracy of the dairy cows is improved, and then the production performance of the dairy cows is improved.

The invention relates to the technical field of wafer feeding, and particularly provides a wafer feeding platform which comprises a base part and a wafer box. The base part comprises a metal bottom plate and a sliding tray arranged at the upper end of the metal bottom plate, and a sliding mechanism is arranged between the metal bottom plate and the sliding tray; the wafer box comprises a box body, a plurality of stainless iron plates which are uniformly distributed from top to bottom are arranged in the box body, and a wafer feeding position is arranged at the upper end of each stainless iron plate; according to the invention, the sliding base part is used, and the vertical quick clamp is used for fixing the sliding tray, so that the structural stability is improved, and the position precision of the wafer box is ensured; the wafer box can separate and discharge the wafers to meet the use requirements of different types of wafers, so that the use flexibility and the overall production efficiency of the equipment are improved; the automatic box opening and closing device integrates the functions of bearing, adjusting, clamping, box opening, box closing and the like, the process is simplified, and the production efficiency and the production standardization degree are improved.

The invention belongs to the technical field of composite material casting, and particularly relates to an aluminum-based composite material casting and a casting method and device thereof. Molding equipment in the casting device of the aluminum matrix composite casting comprises a mold and a sand core arranged in a mold cavity of the mold, the sand core divides the mold cavity into a first cavity and a second cavity, and at least one pouring gate communicating with the first cavity and the second cavity is arranged on the sand core; the pouring gate is configured to be used for cooling the aluminum-based composite material melt into semi-solid slurry; the smelting equipment is communicated with the first cavity through a liquid rising pipe, and the pressure regulation and control system is used for regulating and controlling the internal pressure of the forming equipment and the smelting equipment, so that an aluminum-based composite material melt in the smelting equipment is injected into the first cavity through the liquid rising pipe and passes through the pouring gate to form semi-solid slurry, and the semi-solid slurry is rapidly filled into the second cavity. By means of the casting device, casting of the aluminum-based composite material casting which is full in mold filling, high in compactness, fine in working face structure and uniform in reinforced phase distribution is achieved.

The utility model discloses a vertical type wind power coal separator, which belongs to the technical field of vertical type wind power coal separators and comprises a vertical type wind power coal separator body, a feeding hopper body is mounted at the upper end of the vertical type wind power coal separator body, and the outer end of the feeding hopper body is sleeved with a connecting sleeve frame. The lower end of the connecting sleeve frame is fixedly connected with the upper end of the vertical wind power coal separator body, and the rear end of the connecting sleeve frame is provided with a rotating motor. A rotating motor is matched with a knocking and vibrating mechanism to drive a pair of first knocking hammers to circularly and repeatedly knock a narrow opening area at the lower end of a feeding hopper body, so that the narrow opening area vibrates, materials are loosened and fall in a crowded state through the vibration effect, blockage is not prone to being caused, feeding smoothness is guaranteed, and the feeding effect is enhanced; and the influence on the subsequent coal preparation progress is avoided.

The utility model discloses an auxiliary feeding device for a guide bar elevated frame of a drawing frame, which belongs to the technical field of cotton sliver feeding of the drawing frame, and comprises a guide bar elevated frame, a feeding cylinder, an auxiliary feeding device and a control device, the positioning part is arranged on the feeding cylinder; the positioning part comprises two arc-shaped positioning plates, a first sleeve plate and a second sleeve plate are arranged on the two arc-shaped positioning plates respectively, and the first sleeve plate and the second sleeve plate are connected through a fixing assembly; according to the scheme, cotton slivers pass through the upper side of the feeding cylinder and then are fed into the drawing frame, the functions of supporting and erecting the cotton slivers can be achieved, the further positive feeding function on the cotton slivers can be achieved through the rotating feeding cylinder, the cotton slivers can be fed more positively and stably, and the cotton sliver feeding efficiency is improved; the stability of the cotton sliver feeding process can be improved through the positioning component, the conditions of deviation and mutual winding during cotton sliver feeding can be greatly avoided, and the cotton sliver feeding effect is remarkably improved.

The invention relates to the technical field of casting, in particular to a pouring system for improving looseness of a ZL205A aluminum alloy casting, the pouring system comprises a straight pouring gate, a transverse pouring gate and a plurality of inner pouring gates, the number of the inner pouring gates is multiple, and the inner pouring gates are annularly and uniformly distributed on the upper end face of a casting wax mold; an annular pouring gate is adhered to the top surfaces of the plurality of inner pouring gates; the plurality of cross runners are arranged in a crossed manner, and the lower surfaces of the cross runners are connected with the upper surface of the annular runner; the lower end of the straight pouring gate is connected with the crossed part of the plurality of transverse pouring gates; in the vertical direction, the connecting part of the transverse pouring gate and the annular pouring gate is staggered from the connecting part of the inner pouring gate and the annular pouring gate, so that molten metal can be prevented from directly entering a wax mold from the transverse pouring gate through the inner pouring gate, an overheated area formed by direct impact of the molten metal is avoided, the problem of casting looseness is thoroughly solved, and qualified castings are obtained.

The present invention discloses a robot cooperative automatic loading and unloading device, which belongs to the technical field of conveying equipment, and comprises a base and a feeding mechanism, wherein the feeding mechanism comprises: a fixed frame, a loading assembly, a unloading assembly, a lifting assembly, a mechanical claw, an adjustment assembly and a driving assembly; a vertical fixed frame is installed on the base, and a loading assembly and a unloading assembly are arranged on the inner side of the fixed frame, and parts can be grasped and placed by the mechanical claw, and the position movement of the loading assembly and the unloading assembly in opposite directions can be realized simultaneously by the driving assembly, so that the loading and unloading operations are convenient, and the parts can be conveyed by the conveyor belt, and the angle of the mechanical claw can be adjusted by the adjustment assembly when the loading assembly and the unloading assembly are moved, so that the parts on the conveyor belt can be grasped and placed, and the conveying operation of the parts is convenient, and the lifting assembly can ensure that the parts are operated at different heights, so as to effectively improve the feeding effect and feeding efficiency.

The invention discloses a cadmium telluride crystal preparation cooling device and a using method thereof.The cadmium telluride crystal preparation cooling device comprises a mounting supporting plate, a feeding mechanism is arranged on the front surface of the mounting supporting plate, a cooling mechanism is arranged at one end of the front side of the mounting supporting plate, the feeding mechanism comprises a moving rail, the moving rail is arranged on the front surface of the mounting supporting plate, and the moving rail is arranged on the front side of the mounting supporting plate. A limiting cavity is formed in the middle of the inner side of the moving track, a moving gear rolls on the inner side of the moving track, a moving plate is rotationally connected to one side of the moving gear, a fixing disc is arranged in the middle of the other side of the moving gear, and four guide column blocks are evenly fixed to the outer surface of one side of the fixing disc. The cadmium telluride crystal cooling device has the beneficial effects that cadmium telluride crystals can be conveniently and vertically pushed into the cooling cabin in a circulating mode, the feeding effect can be improved, the cadmium telluride crystals can be conveniently cooled in a stepped mode, large structural defects of the rapid cooling surfaces of the cadmium telluride crystals can be prevented, and the cooling effect of the cadmium telluride crystals is improved.

The utility model relates to the technical field of photovoltaic quartz tubes, in particular to a photovoltaic quartz tube convenient for feeding high-purity quartz sand. Comprising a photovoltaic quartz tube body, end plugs are movably clamped to the two ends of the photovoltaic quartz tube body, a sand loading assembly is movably connected to the upper end of the inner wall of the photovoltaic quartz tube body, and a sand discharging assembly is installed in the middle of the sand loading assembly. The interior of the photovoltaic quartz tube body made of transparent materials can be sealed through the end plugs arranged at the two ends of the photovoltaic quartz tube body, and high-purity quartz sand can be evenly laid in the inner cavity of the photovoltaic quartz tube body through the sand loading assembly installed at the upper end of the inner wall of the photovoltaic quartz tube body. According to the device, the crystallization quality of silicon wafers and the performance of photovoltaic cells are effectively improved, the discharging amount and the discharging speed of high-purity quartz sand can be controlled through the sand discharging assembly arranged in the middle of the sand loading assembly, and the feeding effect in the photovoltaic quartz tube body is improved.

The invention discloses an antibacterial peptide and application thereof. The antibacterial peptide can inhibit bacteria and can be applied to a feed composition. When the feed is used for feeding the Songyang chickens, the growth performance and the egg laying performance of the Songyang chickens can be remarkably improved, and the feed has a potential application prospect.

The utility model discloses a perforating gun barrel discharging device which comprises a material preparing box, a material preparing opening is formed in the top of the material preparing box, a control mechanism is fixedly connected to the front face of the material preparing box, a feeding box is fixedly connected to the bottom of the material preparing box, a feeding opening is formed in the top of the feeding box, and a driving motor is fixedly connected to the front face of the feeding box. The driving end of the driving motor is fixedly connected with a feeding main body, the outer side of the feeding main body is provided with a feeding groove, the outer side of the feeding main body is movably connected with a gun barrel main body through the feeding groove, the two ends of the feeding main body are fixedly connected with connecting shafts, and the bottom of the feeding box is provided with a discharging port. And the situation that after the material limiting mechanism is blocked or extruded by the perforating gun barrels, the perforating gun barrels on the discharging device can conduct feeding continuously or conduct feeding at a time through the two perforating gun barrels is avoided, and therefore the feeding effect is improved.

The utility model is suitable for the field of double-end-face grinding machine tools, and provides a precise feeding mechanism of a precise grinding machine tool which comprises a machine frame, a material guiding assembly arranged on the machine frame and a material guiding disc arranged on the material guiding assembly. The precise feeding mechanism comprises a mounting plate and a feeding assembly, wherein the mounting plate is arranged on the material guiding assembly and located on the inner side of the material guiding disc, and the feeding assembly is arranged on the mounting plate. The feeding assembly comprises a feeding inner limiting plate which is arranged on the mounting plate and is arranged on the inner side of the material guide disc, and a feeding outer limiting plate which is arranged on the mounting plate and is arranged on the outer side of the material guide disc; the upper material guide plate and the lower material guide plate are arranged on the mounting plate, are arranged on the two sides between the feeding inner limiting plate and the feeding outer limiting plate and form a feeding port. The technical problem that in the prior art, if workpieces are small in size, precise feeding cannot be conducted is solved.

The utility model discloses a numerical control machine tool with a feeding device in the technical field of numerical control machine tools, which comprises a numerical control machine tool, a controller arranged on the front side wall of the numerical control machine tool, an operation room arranged in the numerical control machine tool, a placing seat arranged at the bottom in the operation room, a processing device arranged in the operation room, and a machine tool door slidably connected in the operation room. A feeding device is arranged at the bottom in the operation chamber and used for grabbing external workpieces to the containing base, the workpieces can be fed under the action of the feeding device, the workpieces can be accurately conveyed to the containing base to be machined, manual operation is not needed, the feeding effect is good, and the working efficiency is improved. The accuracy of the position of the workpiece placed on the placing seat is ensured, and the machining precision is improved.

The utility model discloses a medicine feeder for clinical patients, and particularly relates to the technical field of medical instruments, the medicine feeder comprises a medicine feeding cylinder, a piston push rod is slidably connected in the medicine feeding cylinder, the bottom of the medicine feeding cylinder is communicated with a discharge port, and the front side and the rear side of the medicine feeding cylinder are fixedly connected with first racks; and the moving assembly comprises two gears engaged outside the two first racks, and the sides, away from each other, of the two gears are engaged with second racks. By arranging the supporting blocks and the fixing rings, the piston push rod is pushed, so that the corresponding supporting rods downwards push the first racks, the movable seat, the connecting rods and the supporting rods synchronously move downwards, the corresponding connecting blocks are extruded, the fixing rings are driven to be relatively opened, and the device can open the mouth of a patient while feeding medicine, so that the medicine feeding efficiency is improved. The device can assist nursing personnel in quickly feeding medicine, and the medicine feeding effect of the device is improved while the device is convenient and practical.

The utility model belongs to the technical field of agricultural mechanical equipment, and discloses a double-shifting-fork structure for a bundling machine, which comprises a shifting fork shaft, two parallel crank connecting plates arranged at intervals are fixedly mounted at one end of the shifting fork shaft, and two shifting fork plate groups are symmetrically arranged on the outer surface of the shifting fork shaft at intervals. A plurality of parallel double shifting forks which are arranged at intervals are fixedly mounted on each shifting fork plate group; the double shifting fork comprises a first tooth and a second tooth, one end of the first tooth is fixedly connected with one end of the second tooth, the first tooth and the second tooth are arranged at an acute angle, a third tooth is fixedly installed at the other end of the first tooth, and the third tooth and the first tooth are arranged at an acute angle. The feeding mechanism is simple in overall structure, plant products to be picked up and bundled can be fully picked up and fed in the feeding mechanism of the bundling machine, primary feeding is carried out on the basis of secondary feeding, it is guaranteed that the plant products are picked up and utilized, and the using effect is improved.

The utility model discloses a multi-screw double-wrist feeding device, which relates to the technical field of feeding devices, and comprises a base, the top of the base is fixedly connected with a feeding trough, the left side of the feeding trough is fixedly connected with a feeding mechanism, the top of the feeding trough is fixedly connected with two support plates, and the two support plates are fixedly connected with two screw rods. The tops of the two supporting plates are fixedly connected with a discharging mechanism, the top of the discharging mechanism is fixedly connected with a feeding pipe, and the right end of the base is fixedly connected with a discharging box. According to the multi-screw double-wrist feeding device, the motor I is started to drive the two rotating shafts to reversely rotate at the same speed, a plurality of blades are arranged on the rotating shafts, raw materials can be scattered under rotation, the occurrence of caking is reduced, the arranged screen can block the caking which is not scattered, and the feeding efficiency is improved. When the blades rotate to the lower portion, the blades can be beaten to form blocks again, accumulation on the screen is prevented, blocking is effectively reduced, and a better discharging effect is achieved.

The panel feeding mechanism provided by the present disclosure relates to the technical field of panel processing and comprises a main feeding unit, at least one auxiliary feeding unit and a supporting part. The main feeding unit has a feeding platform capable of directly or indirectly feeding panels. The auxiliary feeding unit is arranged on the side of the main feeding unit and can expand the feeding size of the panels in cooperation with the main feeding unit. The auxiliary feeding unit comprises a lifting structure and a supporting part. The lifting structure is arranged below the supporting part and can lift the supporting part to a position flush with the feeding platform to expand the size of the feeding platform. The present disclosure can expand the size of the feeding platform and improve the feeding adaptability through the cooperation of the main feeding unit and the auxiliary feeding unit.

The application relates to the technical field of paper tube feeding equipment, and provides a feeding device, which comprises a rack and a conveying mechanism; the conveying mechanism comprises a first driving shaft, a plurality of driving wheels, a plurality of guide wheels and a first driving assembly; the first driving shaft is arranged along the length direction of the rack and is rotationally connected to the rack, and a plurality of the driving wheels are arranged on the first driving shaft at intervals along the length direction of the rack; each guide wheel is arranged correspondingly to each driving wheel, each guide wheel is rotationally connected to the rack and is arranged obliquely relative to the driving wheel; and the first driving assembly is used for driving the first driving shaft to rotate. Based on the above, the feeding effect of industrial paper tubes can be improved.

The utility model discloses an automatic feeding device for a pen making machine, which relates to the technical field of pen making equipment and comprises a supporting frame, supporting legs are fixedly mounted at the bottom of the supporting frame, conveying equipment is arranged on the inner side of the supporting frame, and a carrier plate is fixedly mounted at the top of the conveying equipment. And a processing pen carrying rack is fixedly mounted at the top of the carrying plate. Through mutual cooperation of the supporting block, the discharging groove, the sliding groove, the electric sliding block, the fixing support, the discharging box, the feeding port, the supporting block, a second discharging plate, a second pen containing groove, a first discharging plate, a first pen containing groove, a fixing plate, a telescopic rod and a supporting plate, the problems that an existing feeding device is simple in structure and poor in feeding effect, feeding is even conducted in a manual mode, and the feeding efficiency is high are solved. The pen feeding device achieves the function of convenient discharging, effectively, evenly and rapidly feeds pens, manual operation is not needed, the feeding effect is good, and the practicability of the device is improved.

The utility model discloses a full-automatic bag folding machine for round bottom bags, which comprises a supporting bottom plate, a vertical plate and a supporting rod, a mounting plate is mounted at the top end of the supporting bottom plate, and a conveying belt is connected between feeding rollers. The installation plate is installed at the top end of the supporting bottom plate, then the servo motor is started to work to drive the threaded rod to rotate, the threaded rod and the movable block are matched to move, meanwhile, the guide rod is matched to complete guiding work, and the transverse position of the working frame at the top end of the movable block can be adjusted at the moment. Therefore, round-bottom bags are fed at the top ends of the two sets of feeding frames, when the round-bottom bags reach the bag folding position, a third telescopic rod is started to work to drive a pressing plate to move downwards, the pressing plate is made to press the positions above the round-bottom bags and make contact with one feeding roller for supporting, in the process, the feeding roller stops transmission, and feeding is conducted again after overturning and folding are finished. In this way, the overall pressing and adjusting capacity is well improved in the working process.

The utility model discloses a punching feeding mechanism which comprises a punching table, a groove is formed in the top of the punching table, a feeding table is arranged on one side of the punching table, a feeding mechanism is arranged on the top of the feeding table, the feeding mechanism comprises a motor, a rotating shaft, a first traction roller, a fixing shaft and a second traction roller, and the motor is fixedly installed on one side of the feeding table. A rotating shaft penetrating through and extending into the feeding table is fixedly installed on an output shaft of the motor, a first traction roller is fixedly installed at one end of the rotating shaft, fixing shafts are rotationally connected to the inner walls of the two sides of the feeding table, and second traction rollers are fixedly installed on the outer rings of the two fixing shafts. By starting the motor, the rotating shaft can be driven to rotate, the first traction roller is driven to rotate, punching pieces on the feeding table can be dragged to move, then the punching pieces are conveyed to the punching table through the second traction roller, slow feeding is prevented, and therefore traction feeding can be conducted on the punching pieces, and the better feeding effect is achieved.

The utility model discloses an axle suspension box steel casting for an internal combustion locomotive, which comprises an outer mold, a pouring gate mold and an outer chilling block, semi-ring molds are arranged at the left end and the right end of the outer mold, a downsprue positioning plate is arranged on the surface of the outer mold, an accessory mold is arranged on the surface of the outer mold, an inner chilling block is arranged in the accessory mold, the pouring gate mold is arc-shaped, and the pouring gate mold is attached to the outer mold. A third loam core is arranged between the pouring gate mold and the outer mold, the multiple outer chilling blocks are annularly arranged on the surface of the semi-ring mold, and through the outer mold, the pouring gate mold and the third loam core, the size and the smooth and clean surface quality of the axle suspension box can be effectively guaranteed, and the hot crack phenomenon generated when molten metal solidifies and shrinks is effectively reduced; through the direct pouring gate positioning plate and the pouring gate mold, rapid mold filling of molten metal can be guaranteed, the good feeding effect is achieved, shrinkage cavities and shrinkage porosity can be effectively prevented, the internal structure of the axle suspension box is compact, the defects of sand inclusion, air holes and the like in the axle suspension box are few, and the production quality of the axle suspension box is improved.