40results about How to "Falling smoothly" patented technology

The utility model discloses a dough kneading box for fine dried noodle production, which relates to the technical field of dough kneading and is technically characterized by comprising a dough kneading box, two electric push rods are mounted on each of two side walls of the dough kneading box, telescopic ends of the four electric push rods are jointly and fixedly connected with a cover plate, and a first motor is mounted on the outer side wall of the dough kneading box; the tail end of an output shaft of the first motor extends into the dough kneading box and is fixedly connected with a rotating shaft, the outer wall of the rotating shaft is fixedly connected with a connecting rod, the two ends of the connecting rod are fixedly connected with the rotating shaft through arc-shaped rods, a stirring mechanism is arranged in the dough kneading box, a feeding mechanism is arranged on the cover plate, and the outer wall of the dough kneading box is fixedly connected with a base. The feeding mechanism comprises a conveying assembly and a shaking assembly, and the fine feeding of flour is realized through the arrangement of the feeding mechanism which comprises the conveying assembly and the shaking assembly. Wherein the shaking assembly can effectively prevent flour from accumulating and caking, so that the flour can uniformly fall into the dough kneading box to be in full contact with water, and uneven dough texture is avoided.

The utility model discloses automatic medicine box cover closing equipment which comprises an equipment body, the equipment body comprises a weighing part, a cover closing part and a guide rail, the guide rail is provided with a lower mold capable of moving between the weighing part and the cover closing part in a reciprocating mode, a medicine shell is installed in the lower mold, a medicine charging machine for adding medicine into the medicine shell is arranged in the weighing part, and the lower mold is provided with a medicine charging opening. An air cylinder for packaging the medicine cover on the medicine shell is arranged in the cover closing part; the automatic cover closing device has the advantages that the lower die is used for loading the medicine shell, the medicine cover is pressed downwards through movement of the air cylinder, the medicine cover is blocked on the medicine shell, and automatic cover closing of the medicine box is achieved.

The application discloses a sizing coater with feeding adjustment and relates to the field of coaters, which comprises a conveying belt, a fixed shell arranged above the conveying belt, a feeding groove arranged in the fixed shell, a feeding head arranged in the feeding groove and capable of extruding colloid into the feeding groove, two side plates arranged in the feeding groove, a reciprocating motion space formed between the two side plates, a moving screw arranged in the reciprocating motion space, and a threaded connection between the feeding head and the moving screw, wherein the moving screw is reversely rotated to drive the main body to make linear reciprocating motion in the reciprocating motion space. The distance between the two side plates is the reciprocating motion space, the positions of the two side plates are adjusted, the length of the reciprocating motion space is changed, the reciprocating motion of the feeding head can be changed between the two side plates according to the adjustment of the positions of the two side plates, and the feeding of the feeding head to the feeding grooves with different lengths is more uniform, and the colloid is more uniformly coated on the substrates with different widths.

The present application relates to sulfur autotrophic equipment technical field, propose a kind of for coal chemical industry salt process sulfur autotrophic equipment, including reactor main body, three partitions and material feeder, the partition is fixedly arranged in the reactor main body, sliding hole is opened in the middle of the partition, water hole is opened in the outer edge position of the partition located in middle;The material feeder includes mesh tube, bottom plate and driving device, the mesh tube is slidably arranged between three sliding holes, and feeding port is opened on the circumferential side of the mesh tube;The bottom plate is fixedly arranged in the mesh tube and below the feeding port;The driving device is used to drive the mesh tube to move in the direction perpendicular to the partition.The present application is by opening sliding hole on partition, and setting mesh tube, bottom plate and driving device, the mesh tube is moved using driving device, sulfur autotrophic carrier can be evenly filled into reactor main body, so as to improve the water purification efficiency of the present sulfur autotrophic equipment.

This utility model relates to the field of plastic pipe production technology, specifically to a plastic pipe forming device, including a base, a water tank at one top end of the base, and an extrusion device at the other top end of the base, with the discharge end of the extrusion device placed inside the water tank; a feed inlet is located at the top of the end of the extrusion device away from the water tank, and a telescopic pipe is provided above the feed inlet. A second connecting frame and a first connecting frame are respectively connected to the upper and lower ends of the telescopic pipe. The first connecting frame is fixed to the feed inlet, and a feeding hopper is installed on the second connecting frame. A vibration motor is installed on the outer wall of the feeding hopper; a stirring shaft is provided inside the feeding hopper, and a second drive motor is connected to the top of the stirring shaft. This utility model, by installing a vibration motor on the outer wall of the feeding hopper, combined with the design of a compression spring and a guide shaft, enables the feeding hopper to vibrate rapidly, accelerating the flow of molten plastic raw materials, effectively preventing raw material agglomeration, and significantly improving the feeding rate.

The utility model discloses a coal crushing device for a thermal power plant, and relates to the technical field of thermal power generation. The feeding hopper is located above the crushing box and used for feeding, and the two sides of an opening in the bottom of the feeding hopper are arranged to be inclined planes; the material distributing box is communicated with the feeding hopper and the crushing box, and side openings are formed in the two sides of the material distributing box; the rotating block is rotationally arranged in the material distribution box and is attached to the inner wall of the material distribution box, and a material guide opening is formed in the side face of the rotating block and used for conveying materials to the crushing box at equal intervals and equal quantity; according to the scheme, when the rotating block rotates to extrude the first arc-shaped part at intervals, the top end of the bent rod synchronously and vertically knocks the inclined surface at the bottom opening of the feeding hopper at intervals, and energy loss can be reduced by knocking perpendicular to the inclined surface, so that coal in the feeding hopper smoothly falls, and the crushing efficiency can be improved.

The utility model relates to the technical field of aluminum alloy waste efficient sorting, and particularly discloses an aluminum alloy waste efficient sorting device which comprises a conveyor, a conveying belt of the conveyor is a magnetic separation conveying belt, a discharging mechanism and a sorting mechanism are arranged above the conveyor, and the discharging mechanism comprises a supporting plate. The upper end of the supporting plate penetrates through and is slidably connected with a storage box, a rectangular plate is fixedly connected to the outer wall of the storage box, a plurality of springs which are located at the front end and the rear end of the storage box and are distributed in a linear array mode are fixedly connected between the rectangular plate and the supporting plate, and a net plate is fixedly connected into the storage box. A driving mechanism is arranged on the right side of the supporting plate, directional airflow is formed through a draught fan and a ventilation opening of a cavity, light plastic particles are separated into a first collecting basket, meanwhile, a magnetic separation conveying belt adsorbs ferromagnetic metal into a second collecting basket, remaining aluminum alloy waste falls into a third collecting basket, and three-level precise separation of metal, light impurities and aluminum alloy is achieved.

The application relates to the technical field of scroll tube, in particular to a sand blasting device for scroll tube experiment, which comprises a base, a first motor is installed in the base, a rotating disc is rotatably arranged on the base, an output shaft of the first motor is connected to the rotating disc, a blanking groove is arranged on the rotating disc, at least two blanking grooves are arranged at intervals, a discharge pipe is fixedly connected to the base, an air inlet pipe is connected to the peripheral wall of the discharge pipe, a suction pipe is connected to one end of the discharge pipe, one end of the suction pipe is located above the rotating disc, a pressing plate is fixedly connected to one end of the suction pipe, one side plate surface of the pressing plate is attached to the rotating disc, a blanking hopper is fixedly connected to the base, the bottom of the blanking hopper is attached to the rotating disc, a blanking opening is arranged in the bottom of the blanking hopper, the sand blasting experiment of the scroll tube can be conveniently carried out, and the experimental efficiency is improved.

The utility model relates to the technical field of pesticide screening, and discloses pesticide screening integrated equipment which comprises a supporting box, a plurality of supporting plates are fixedly connected to the top side of the supporting box, a discharging hopper is fixedly connected to the top ends of the supporting plates, and a discharging frame is fixedly connected to the bottom side of the discharging hopper. A limiting frame is fixedly connected to the outer portion of the discharging frame, a driving assembly is fixedly connected to the bottom end of the supporting box, a limiting plate is fixedly connected to the top end of the driving assembly, a transmission plate is fixedly connected to the top of the driving assembly, and a transmission shaft is fixedly connected to the right end of the transmission plate. According to the screening device, the sliding frame is driven to slide left and right in a reciprocating mode, the dislocation plate is driven by the sliding frame to slide in a reciprocating mode, materials can intermittently slide away from the bottom side of the discharging frame, the materials can evenly fall down, the accumulation condition is avoided, the screening effect is improved, and then the product quality is improved.

The utility model relates to solid waste detection device technical field discloses a kind of sampling device for solid waste detection, including base and sampling plate, the upper surface of the base is fixedly connected with second motor, the output of second motor is fixedly connected with disc, the inside of disc is fixedly connected with cylindrical pin, the outer wall of cylindrical pin is rotatably connected with third transmission rod, the inner wall of third transmission rod is rotatably connected with limit post, the outer wall of limit post is fixedly connected with screen, the outer wall of screen is fixedly connected with first fixed block.In the utility model, first cylindrical block moves and drives first fixed block to move, in this process, first fixed block moves and drives screen to move, so as to reach the effect that solid waste is evenly dropped into sampling plate after screening, which is beneficial to make the screened solid waste evenly fall into sampling plate, ensure the representativeness of detection sample and the reliability of subsequent detection result.

The utility model discloses a calf milk powder production preparation tank with good mixing effect, which relates to the milk powder processing field, and comprises a tank body, the top of the tank body is provided with a cover plate, the bottom of the cover plate is rotatably connected with a stirring shaft, the top of the stirring shaft is connected with a driving device, the top of the cover plate is provided with a first feed inlet and a second feed inlet, and the first feed inlet and the second feed inlet are connected with the driving device. And multiple groups of blocking mechanisms are arranged at the bottom of the cover plate. According to the utility model, the first feed port is used for adding skimmed milk powder, one group of second feed ports are used for adding whey protein, the other group of second feed ports are used for adding other raw materials, and the size of the first feed port is about twice that of the second feed ports, so that the blocking mechanism is opened and closed; according to the invention, multiple raw materials can be added in equal proportion for many times according to different proportion contents, and compared with traditional one-time addition, the raw materials are mixed more uniformly by adding in equal proportion for many times.

The utility model relates to 8 - hydroxyquinoline production field especially, relate to a kind of quality inspection sampling device for 8 - hydroxyquinoline production, including shell, the bottom of shell is fixedly connected with rectangle shell, shell is provided with scraper, rectangle shell is provided with collecting box, rectangle shell is provided with rack, rectangle shell is provided with shaking mechanism that collecting box is driven to come and go with rack, trapezoidal block is provided on rack, limiting mechanism that collecting box is limited by trapezoidal block is provided on rack, the bottom of rectangle shell is provided with rectangular plate, the top of rectangular plate is installed with hydraulic cylinder, the top of hydraulic cylinder is fixedly connected with the bottom of rectangle shell. When the utility model is used, the second rotating rod, rotating plate, connecting column, limit block, connecting ring, limit frame and other components can make connecting block drive collecting box on rack to come and go, so that material can be evenly dropped into collecting box.

This invention provides a powder dispensing device, comprising: a frame on which multiple powder dispensing cabinets are mounted; a collection pipe located below the outlets of the powder dispensing cabinets; at least two powder dispensing cabinets are grouped close to each other, and a collection pipe is provided on the frame corresponding to each group of powder dispensing cabinets; the powder dispensing cabinets are arranged at an angle from top to bottom, with the outlets of the same group of powder dispensing cabinets close to each other. By arranging the powder dispensing cabinets at an angle from top to bottom, this invention brings the outlets of the same group of powder dispensing cabinets closer together, eliminating the need to expand the horizontal dimension of the upper inlet of the collection pipe to cover the dispersed outlets. This reduces the volume of the collection pipe, directly reducing the contact area between the powder and the side wall of the collection pipe and the friction time during the descent, thus reducing the amount of residue adhering to the side wall of the collection pipe, reducing raw material waste, and improving powder metering accuracy.

The utility model belongs to the technical field of agricultural machinery, and particularly relates to an orchard planting ditching device which comprises a ditching assembly. Soil throwing openings are formed in the two ends of the ditching assembly, a screen is fixedly connected to the middle of each soil throwing opening, one end of each screen is communicated with a collecting box, a cabinet door is hinged to one end of each collecting box, and a handle is fixedly connected to the surface of each cabinet door. In the process, soil collides with a screen, the screen sieves the soil, meanwhile, overlarge soil particles are divided into small blocks, the soil enters a collecting box to be stored, subsequent backfilling is facilitated, the collecting box is arranged to collect the thrown soil in the ditching process, the situation that the soil splashes too far is reduced, and convenience is brought to fruit tree planting. Soil is backfilled, soil particles are divided and sieved through a screen, and the fine and smooth performance of the soil is guaranteed.

The utility model relates to a kind of bulking equipment for corn processing, including fixed subassembly, bulking subassembly and transmission subassembly, fixed subassembly includes heat insulation cylinder, it is fixedly arranged, heat insulation cylinder is sealed and rotationally arranged with heat conduction cylinder, at least heater is arranged in heat insulation cylinder;Bulking subassembly includes motor, it is fixedly arranged, the output end of motor is fixed with screw conveyor, screw conveyor rotationally arranged in heat conduction cylinder;Transmission subassembly includes gear ring, it is fixed with heat conduction cylinder using heat insulation pad, the transmission end of screw conveyor is sealed and penetrates heat conduction cylinder and is fixed with center tooth, center tooth and gear ring are engaged with steering tooth, heat insulation cylinder one end is fixed with planet carrier, center tooth and steering tooth are rotatably sleeved in the both ends of planet carrier.In the application, corn realizes automatic quantitative feeding in the process of bulking, and the uniform feeding amount makes corn heated consistently, while avoiding the pressure fluctuation between corn, thereby reducing the phenomenon of insufficient bulking or excessive bulking.

The utility model discloses a quantitative feeding device for conductive master batch granulation processing, and belongs to the technical field of conductive master batch granulation. The quantitative feeding device for conductive master batch granulation processing comprises a storage tank, a feeding hopper is installed on one side of the top end of the storage tank, a supporting frame is installed on the outer side of the storage tank, three supporting columns are installed at the bottom end of the supporting frame, a discharging opening is formed in one side of the bottom end of the storage tank, a discharging mechanism is arranged in the storage tank, and a collecting hopper is arranged at the bottom end of the discharging opening. A pair of hinges is installed on one side of the bottom end of the collecting hopper, a bottom plate is installed at the bottom ends of the hinges, an electronic scale is installed at the bottom end of the bottom plate, a supporting plate is installed at the bottom end of the electronic scale, a connecting column is installed on one side of the top end of the supporting plate, and the top end of the connecting column is fixedly connected with the bottom end of the storage tank. The quantitative accuracy is improved, and the practical value is relatively high.

The utility model provides a construction waste winnowing device, and belongs to the technical field of construction waste treatment. The building waste winnowing device comprises a feeding assembly and a winnowing assembly, the feeding assembly comprises a box body, a feeding barrel, a rotating plate and a spring, the feeding barrel is arranged at the top of the feeding barrel in a communicating mode, and the winnowing assembly comprises a sorting column, a blowing pipe, an air blower, a dust outlet pipe and a water tank. According to the construction waste winnowing device, construction waste can be evenly dispersed, so that the construction waste evenly falls, the falling caked construction waste can be impacted and separated, follow-up sufficient winnowing is facilitated, dust blown out in the winnowing process can be guided by arranging a sorting column, an air blowing pipe, an air blower, a dust outlet pipe and a water tank, and the dust can be effectively separated. And water passing through the water tank plays a good role in dust falling, so that the dust removal device is worthy of being popularized vigorously.

The utility model relates to the technical field of medicine plate separation, and discloses a mechanical medicine plate quantitative separation device which comprises two vertical frames, a fixing frame is fixedly installed outside the two vertical frames, a servo motor is fixedly installed inside the fixing frame, a first gear is fixedly installed at the output end of the servo motor, and a second gear is fixedly installed at the output end of the first gear. A rotating shaft is rotatably installed in the fixing frame, a second gear is fixedly installed outside the rotating shaft, a limiting column is fixedly installed at the top of the rotating shaft, a first blocking piece is inserted into the outer portion of the limiting column, a backing ring is inserted into the outer portion of the limiting column, and an inserting block is inserted into the limiting column; a second blocking piece is fixedly installed at the top of the inserting block, the bottom of the medicine soaking plate is supported through the first blocking piece, the rotating shaft drives the first blocking piece and the second blocking piece to rotate synchronously, when the first blocking piece rotates by 180 degrees to be completely separated from the medicine soaking plate, the medicine soaking plate is not shielded any more, and at the moment, the medicine soaking plate falls off under the action of gravity; and the next production operation is facilitated.

The utility model discloses integrated landscaping soil improvement equipment, and relates to the technical field of landscaping. The fertilizer applicator comprises an equipment vehicle, the top of the equipment vehicle is fixedly connected with a fertilizer application box, and the bottom of the fertilizer application box is communicated with a feed opening; a fertilizing assembly is arranged at the bottom of the equipment vehicle and comprises a baffle plate which is slidably connected to one side of the inner cavity of the discharging opening. The soil turning assembly and the fertilizing assembly are integrated on the same equipment vehicle, integrated operation of soil turning, fertilizing and backfilling is achieved, a rotating blade of the soil turning assembly can effectively crush and loosen soil, meanwhile, a blocking plate of the fertilizing assembly is driven to reciprocate through belt transmission, fertilizer evenly falls at intervals, and the fertilizing efficiency is improved. In addition, a backfilling plate at the rear end of the equipment vehicle can automatically level the soil, manual intervention is reduced, and compared with traditional soil improvement equipment with a single function, the working efficiency is remarkably improved through the scheme.

The utility model provides a traditional chinese medicine perfusion hopper, including conical feedwell, with the fixed ring that conical feedwell is connected, and the poking mechanism that establishes in fixed ring, the poking mechanism includes the poking rod of activity in fixed ring on, and drive the drive assembly that the poking rod moves from the periphery of fixed ring to the center of fixed ring is driven. The traditional chinese medicine perfusion hopper in the utility model can be used when traditional chinese medicine is stuck in fixed ring and flows not smoothly, medical staff drives the poking rod to move to the center of fixed ring through drive assembly, so that the poking rod contacts traditional chinese medicine, and traditional chinese medicine is scattered, and traditional chinese medicine falls down smoothly.

The application discloses a material blocking prevention type bucket wheel of a bucket wheel reclaimer, which comprises a ring-shaped bucket wheel body, and a plurality of shovels are fixedly installed on the ring-shaped bucket wheel body in a circumferential array; the shovel is composed of an arc-shaped shovel back and shovel side plates on both sides of the arc-shaped shovel back; a length direction of the middle part of the arc-shaped shovel back is provided with an arc-shaped hollow groove, and an arc-shaped blocking prevention strip is arranged in the arc-shaped hollow groove in the length direction; and the problem that the lumped materials are blocked between the two shovel side plates is solved.

The utility model relates to the technical field of feeding devices, and discloses a heat conduction pipe machining feeding device which comprises a base plate, a feeding plate is fixedly installed on one side in the base plate, a lower guide plate is fixedly installed in the base plate, and the heat conduction pipe machining feeding device further comprises a feeding assembly used for feeding heat conduction pipes with different diameters. The feeding assembly is arranged in the base plate, the base plate, a feeding plate, a movable material guide plate, a supporting frame, a fixing frame, a threaded pipe and a threaded column are used in cooperation, the effect of feeding heat conduction pipes can be achieved, the distance between the base plate and a lower material guide plate is adjusted by moving the movable material guide plate, and therefore the heat conduction pipes can be conveniently fed. The distance between every two adjacent heat conduction pipes can be matched with heat conduction pipes of different diameter specifications, the distance measuring sensor is used for measuring, adjustment and setting are convenient and fast, meanwhile, friction force generated when raw materials are stacked is eliminated through intermittent vibration of the vibration motor, smooth falling of the heat conduction pipes is guaranteed, blockage is avoided, and practicability is achieved.

The utility model relates to a feeding device for a packaging machine. The feeding device comprises a workbench, a stock bin fixedly connected to the surface of the workbench, a power structure, a supporting rod fixedly connected to the surface of the stock bin and a power assembly fixedly connected to the surface of the supporting rod. The transmission structure comprises a connecting rod fixedly connected to the power assembly, a vertical rod fixedly connected to one end of the connecting rod, an extrusion block fixedly connected to the vertical rod and a beating assembly fixedly connected to the side edge of the extrusion block. According to the feeding device for the packaging machine, an overhead structure formed by friction force among particles, adhesion force and stacking extrusion of materials can be effectively damaged, the materials can smoothly fall to a packaging station by means of gravity, the discharging speed of a discharging port of a discharging barrel is increased, the packaging efficiency is remarkably improved, the self-gravity of the materials is converted into equipment operation power, and the packaging efficiency is improved. A complicated external driving mechanism is not needed, energy consumption is reduced, and energy conservation and environmental protection are achieved.

The utility model discloses a half bare formula screw conveyor belongs to dust transport technical field, including screw conveyor and half bare shell, the half bare shell is arc, the arc boundary department of half bare shell is provided with shielding device, the shielding device includes connecting plate and light shielding board, the connecting plate fixed setting in the arc boundary department of half bare shell, light shielding board with connecting plate swing joint. The middle part of connecting plate is provided with the groove and the suspension strip of intercommunication, the suspension strip sets up the top of groove. The top of light shielding board is provided with the lug, the lug inserts the groove and the suspension strip department of connecting plate. The utility model uses above -mentioned structure, solves the problem that the dust is big in the process that current utilizes the conveyer belt to scatter powder, and it is difficult to scatter the even powder under, utilizes the rotation blade of screw to push and lets the powder move upwards, and under the double effect of centrifugal force and gravity, evenly scatters the powder.

The utility model discloses a sintering production is with sintering burdening room unloading grate relates to metallurgical field, including grate main part, the both sides of grate main part before and after are evenly arranged with a plurality of support rod, and support rod fixedly connected on the mixed ore belt shelf, and the front end of grate main part is rotatably connected with the fixed frame, and the fixed frame is fixedly connected on the support rod of front side, and the front end fixed connection of fixed frame has the deslagging plate, and the deslagging plate is located between two adjacent support rods, and one side fixed connection of grate main part has the vibration motor, and the other side of grate main part is arranged with the turnover mechanism, and the turnover mechanism includes the support, and the support is fixedly connected on the support rod. Advantageous effects lie in: when the push board rotates upward, the movable rod is extruded to the push board, the locking pin is separated from the clamping hole, then the push board lifts the clamping plate, so that the grate main part is turned over to the inclined state, the sundries on the grate main part slides forward and is discharged through the deslagging plate, so that automatic deslagging is realized, and use is more convenient.

The utility model discloses a quick color change type polyurethane sound insulation glue mixing device, and relates to the field of sound insulation glue production equipment, the quick color change type polyurethane sound insulation glue mixing device comprises a built-in barrel, a material uniformizing mechanism and a re-stirring mechanism, the bottom of the built-in barrel is provided with a guide outlet, the material uniformizing mechanism is used for multi-stage material mixing in unit time, and the re-stirring mechanism is used for re-stirring materials. According to the rapid color changing type polyurethane sound insulation glue mixing device, four material distributing cavities are formed in the material distributing barrel, a main rotating gear rotates to drive a transmission gear, a rotating rod and a right-angle plate are made to rotate, the materials in all the cavities are stirred, the bottoms of the material distributing cavities are of hollow structures, the materials enter an outer closing barrel through a guide-out opening, and the materials are mixed through the outer closing barrel; in the process, the material uniformizing mechanism performs multi-stage mixing on the materials in unit time, the materials are preliminarily mixed in the material distributing barrel through the design of different cavities and the rotation of a right-angle plate, the hollow structure ensures that the materials smoothly fall into the next link, and a foundation is laid for the whole mixing process.

The utility model relates to the technical field of food processing, and discloses a slicing device for frozen food processing, which comprises a base, the upper surface of the base is respectively and fixedly provided with a mounting frame and a material collecting box, the front surface of the material collecting box is inserted with a material collecting drawer, and the top of the material collecting box is embedded with a slicing positioning pipe corresponding to an upper opening of the material collecting drawer. According to the slicing device, food materials are placed in the slicing positioning pipe and blocked by the gate plate, the first hydraulic rod extends to drive the tool apron to move rightwards, the cutter is inserted into the slicing positioning pipe through the tool groove to achieve the slicing processing action, and in the slicing processing process, the second hydraulic rod extends to drive the sealing cover to be buckled on the top of the slicing positioning pipe; the refrigerating machine blows cold air into the slicing positioning pipe, the melting speed of food materials is reduced through the cold air, the quality of the food materials is ensured, the food materials are promoted to fall smoothly through the action of wind power when the gate plate is pulled out after slicing is completed, and therefore an operator can conveniently transfer the food materials into an external freezing cabinet to be stored.

The utility model discloses an ink supply mechanism for a printing machine, which comprises a hollow conveying pipe, the bottom of the conveying pipe is fixedly connected with two groups of support frames, the bottoms of the two groups of support frames are fixedly connected with mounting plates, and the conveying pipe is provided with a supply mechanism for supplying ink. A uniformizing mechanism for driving the printing ink to be uniformly placed is arranged on the conveying pipe, and a lifting mechanism for driving the uniformizing mechanism to lift is arranged on the uniformizing mechanism. The supporting frame and the mounting plate facilitate fixed mounting of the conveying pipe, the conveying pipe can be filled with printing ink, then the printing ink is discharged through the supply mechanism, in this way, the printing ink can evenly fall onto a printing roller, the evening mechanism arranged later can reciprocate left and right, and therefore the printing efficiency is improved. In this way, printing ink can be conveniently, rapidly and evenly moved to the printing roller, after filling of the printing ink is completed, the arranged lifting mechanism can lift the uniformizing mechanism, and therefore normal flowing of the printing ink can be avoided.

A piston installation tool, relating to the field of engine technology, is used to install a piston assembly into a cylinder liner. It includes an upper guide sleeve and a lower guide sleeve coaxially disposed below it. The upper guide sleeve has an upper through hole extending through both ends along its axial direction, the upper through hole comprising at least two axially connected guide hole segments, each guide hole segment being tapered. The lower guide sleeve has a lower through hole extending through both ends along its axial direction, the lower through hole being cylindrical, with the lower guide hole segment connected to the lower through hole. An operating window is provided on the upper guide sleeve, communicating with the upper through hole, the lower end of the operating window not exceeding the connection point between the guide hole segment and the lower through hole. This application can reduce tool height and production costs; simultaneously, it can adjust and reset piston rings, preventing piston rings from dislodging from the ring groove and improving yield.

The present application relates to the technical field of phosphogypsum building new material production, in particular to a phosphogypsum harmless treatment device, a treatment process and application thereof, the device comprising an aggregate bin, a powder bin, a powder mixer, a conveyor, a mixing blender, a discharge bin and a reservoir, and a phosphogypsum solidified body bin, a phosphogypsum solidification and air drying all-in-one machine, and a phosphogypsum raw material crusher, the device with the above structure is needed to realize the harmless treatment of phosphogypsum, the crushing and harmless treatment processes of phosphogypsum are added to the existing mixing station, the phosphogypsum raw material crusher and the phosphogypsum solidification and air drying all-in-one machine are arranged in the treatment device to crush and harmlessly treat the phosphogypsum, so that the phosphogypsum can be uniformly mixed with other building materials to improve the product quality, and the phosphogypsum harmless treatment process is designed, the material formed by the process forms a complete new technology which can be popularized from manufacturing to application, and achieves the application performance of industrialization and scaling.