100results about How to "Eject evenly" patented technology

The invention relates to the technical field of planer type milling machines, and discloses a planer type milling machine with an air cooling mechanism, the planer type milling machine comprises a planer type milling machine, the top of the planer type milling machine is provided with a planer type cross beam, the outer wall of the planer type cross beam is slidably connected with a sliding seat, the surface of the sliding seat is provided with a ram, and the outer wall of the ram is fixedly connected with a mounting frame; the top of the mounting frame is fixedly connected with a driving motor; and a circumferential mechanism is arranged at the bottom of the mounting frame. According to the planer type milling machine with the air cooling mechanism, the circumferential mechanism is arranged, so that sprayed air rotationally blows towards a cutting tool bit, the sprayed air rotationally blows around the tool bit, chippings around the tool bit can be effectively helped to be removed, the chippings are pushed outwards through centrifugal force generated by rotating airflow, and the chippings can be effectively removed; by means of the design, it can be guaranteed that a cutting area is kept clean, the cutting efficiency is improved, and the situation that the cutting quality is reduced due to accumulation of the chippings is avoided.

The invention relates to the technical field of nursing instruments, in particular to a gynecological nursing dosing device which comprises a dosing tube, a plurality of dosing holes are formed in the side wall of the dosing tube, one end of the dosing tube is blocked, a piston column capable of axially moving is inserted into the other end of the dosing tube, the piston column moves to spray out liquid medicine in the dosing tube, and an even number of supporting rods surround the periphery of the dosing tube. The even number of supporting rods have a first state and a second state, a pushing ring is fixedly arranged on the periphery of the dosing pipe, the pushing ring rotates to continuously change the positions of the supporting rods for supporting the vagina wall, dosing holes in the side wall of the dosing pipe are prevented from being blocked, and liquid medicine spraying dead corners are also prevented from occurring; meanwhile, the spraying area and the spraying accuracy of the liquid medicine can be improved by rotating the medicine feeding pipe, so that the liquid medicine can be uniformly sprayed on the inner wall of the vagina, and the nursing effect is improved.

The invention relates to the technical field of soil sampling, and particularly discloses a soil sampling device for hydrogeological survey, comprising: a movable support; limiting grooves are formed in the middles of the inner walls of the two sides of the movable support, and a movable mechanism is jointly installed between the two limiting grooves. The sampling mechanism comprises a sampling drill rod, a sampling motor, a spiral blade, an adjusting cavity, a sampling groove and a fixing plate, and the sampling drill rod is mounted on the moving mechanism; driving of the sampling motor is matched with movement of the moving mechanism, the sampling drill rod rotatably drills into soil, then the driving motor is started, rotation of a sampling spiral blade is achieved through meshing transmission between a first bevel gear and a second bevel gear, and the soil can be conveyed into a sampling groove; by arranging the multiple sampling grooves, respective sampling of each layer of soil can be achieved, so that the sampling accuracy is improved, and finally, sample removal operation of the sampled soil can be achieved by reversely starting the motor.

The invention relates to the technical field of semiconductor chip production, and particularly discloses semiconductor chip production and processing equipment which comprises a machine body, a workbench and a supporting plate, the workbench and the supporting plate are fixedly installed on the inner wall of the machine body, a placing table used for placing a wafer is fixedly installed at the top of the workbench, the supporting plate is located above the workbench, and an air cylinder is fixedly installed at the top of the workbench. The output end of the air cylinder penetrates through the supporting plate in a sliding mode and is fixedly provided with a driving plate, the bottom of the driving plate is provided with a rotary dispatching mechanism, a rail stripping mechanism and an annular cutting mechanism, and a follow-up ejection mechanism is arranged between the placing table and the driving plate. The whole process is completed in a full-automatic manner and is realized by utilizing the intermittent period of scheduling movement of the laser head, and the cutting time is not occupied, so that the stripping efficiency and the stripping quality are greatly improved, and the wafer production period does not need to be prolonged at the same time.

The utility model provides an automobile metal part stamping ejection mechanism, which relates to the technical field of ejection mechanisms, and comprises a lower die mechanism, the top of the lower die mechanism is fixedly connected with an upper die mechanism, the lower die mechanism comprises a bottom plate, the top of the bottom plate is fixedly provided with a first sliding rail, and the outer surface wall of the first sliding rail is sleeved with two sliding blocks in a sliding manner. According to the utility model, under the interaction of all the components of the lower die mechanism, stable ejection of formed parts can be realized, so that damage or deformation caused by improper ejection during ejection of the automobile parts is effectively avoided, and the impact force during ejection is reduced by the reset spring and the jacking spring, so that the product quality is improved. According to the ejection mechanism, deformation of the automobile parts due to instant impact is prevented, an operator can flexibly adjust the extension length of the ejection screw, the ejection mechanism can adapt to the parts of different shapes and sizes, it is guaranteed that the parts are evenly stressed in the ejection process, and the ejection quality is further improved.

The utility model provides a burner protection device, and relates to the technical field of burner protection. The burner protection device comprises a bottom plate, a cooling mechanism is arranged above the bottom plate, the cooling mechanism comprises a first protection box, the bottom face of the first protection box is fixedly connected with the bottom plate, the inner wall of the first protection box is fixedly connected with a fixing plate, and the inner wall of the fixing plate is fixedly connected with a cooling pipe. According to the burner protection device, through cooperative arrangement of the first protection box, the fixing plate, the cooling pipe, the burner body, the protection cover, the burner nozzle, a heat insulation plate, a second protection box, a liquid extraction pump, a circulating pipe and a cooler, the burner protection device can be rapidly cooled through cooling liquid circularly flowing in the cooling pipe, and heat generated by the burner body is effectively absorbed; the burner body is prevented from being in a high-temperature state for a long time, the safety of the burner body and the connecting piece is effectively guaranteed, and the service life of the device is further prolonged.

A simple sterilization device relates to the technical field of sterilization devices and comprises a sterilization box body, the front surface of the sterilization box body is opened and hinged with a sealing door, interlayers communicated with each other are arranged on the box wall of the sterilization box body, and the interlayers are divided into a distribution interlayer and a backflow interlayer at the positions in the opposite side wall direction of the sterilization box body. A plurality of supporting distribution plates are fixedly connected to the opposite inner walls of the sterilization box body side by side from top to bottom, the supporting distribution plates are provided with distribution inner cavities, the distribution inner cavities are communicated with the distribution interlayer, distribution holes communicated with the distribution inner cavities are formed in the upper surfaces of the supporting distribution plates, and overflowing holes communicated with the distribution inner cavities are formed in the lower surfaces of the supporting distribution plates. The water injection sterilizing device solves the problem that in the using process of a sterilizing device in the prior art, high-temperature steam is easily gathered at the top of the box body and cannot be in uniform contact with the surface of a water injection, so that the sterilizing efficiency of the water injection is reduced.

The invention relates to the technical field of powder spraying, in particular to a device capable of effectively preventing a nozzle of a powder spraying pile from being blocked and a using method of the device. The powder spraying pile comprises a supporting seat and a longitudinal frame arranged at the top of the supporting seat, a storage box used for storing a curing agent is further fixedly arranged at the top of the supporting seat, a sliding frame is arranged in the longitudinal frame in a sliding mode, and a powder spraying pile body is arranged in the sliding frame. High-temperature airflow is sprayed out, a curing agent is sprayed out along with wind flow, the curing agent is dried and impacted, the situation that the powdery curing agent is blocked before being sprayed out of the nozzle and the spraying uniformity is affected due to the fact that the powdery curing agent is moist and caked during storage is avoided, and the high-temperature airflow sprayed out of the rotary nozzle faces water in a soft foundation, so that water in the soft foundation close to the rotary nozzle can be dried. The contact between water and the curing agent at the nozzle of the rotary nozzle is reduced, the possibility of nozzle blockage is reduced, and meanwhile, when high-temperature air is exhausted, soft soil hardening can be further accelerated; and the rotary nozzle rotates, so that the subsequent mixing efficiency is improved.

The present application discloses a spinneret and a spinneret, comprising: a shell and a spinneret main body arranged in the shell, the shell is provided with an air inlet pipe connected to a first air duct; the spinneret main body comprises a plate body fixed in the shell, a pressing plate fixed at the upper end of the plate body and a filament plate fixed at the upper end of the pressing plate; a liquid outlet groove is arranged at the upper end of the plate body, a solution flow groove is arranged in the plate body, and a liquid inlet connected to the solution flow groove is also arranged on the plate body; a through hole connected to the liquid outlet groove is arranged on the pressing plate, and a protrusion is arranged at the upper end of the pressing plate; a groove corresponding to the protrusion is arranged at the lower end of the filament plate, and when the filament plate is fixed on the pressing plate, the protrusion is located in the groove, and there is a spacing between the upper end of the protrusion and the top wall of the groove, and there is a second air duct between the two sides of the protrusion and the two side walls of the groove; a spinneret hole is arranged on the filament plate. The present application solves the problem of uneven spinning and poor spinning effect of the spinneret in the related art.

The utility model discloses a novel shock wave atomizing machine combustion chamber which comprises a combustion chamber shell, the right end of the combustion chamber shell is connected with an air inlet assembly, the left end of the combustion chamber shell is connected with a flame stabilizing assembly, and the interior of the combustion chamber shell is connected with an ignition assembly. According to the burner, air is spirally rolled upwards from the inclined holes, the wind power is stronger, flame combustion can be more sufficient, spiral rolling air openings are distributed at equal intervals, the wind power can be uniformly dispersed, the flame can be uniformly dispersed through the notches in the outer side of the fire distribution disc, and the flame can be uniformly combusted and sprayed out in cooperation with the uniformly dispersed spiral rolling wind power, so that the flame combustion efficiency is improved. The utility model discloses a shock wave atomizing machine combustion chamber, which is used for solving the problems that in a shock wave atomizing machine combustion chamber in the prior art, when fuel is combusted in a device, flames are difficult to uniformly combust and eject, so that the combustion in a shock wave atomizing machine is not uniform and sufficient enough, certain energy loss is caused, and the energy utilization rate is low.

The utility model discloses a grinding head for quartz ring processing, which belongs to the technical field of quartz ring processing equipment and comprises a mounting plate, a rotating shaft with a grinding head mounted at one end is rotatably mounted at the lower end of the mounting plate, a T-shaped plate is fixedly mounted on one side of the lower end of the mounting plate, and a sliding plate is mounted in one end of the T-shaped plate through a driving component. A rotating rod with one end provided with a grinding rotating head is rotationally installed at one end of the sliding plate, a water storage box is fixedly installed at the upper end of the sliding plate and connected to the outer side of the rotating rod in a sleeving mode, and a cooling assembly is fixedly installed on one side of the sliding plate. And the position of the grinding rotary head can be adjusted, quartz rings with different thicknesses can be ground, practicability is high, the surfaces of the inner rings of the quartz rings are ground by rotating the grinding head, meanwhile, the surfaces of the outer rings of the quartz rings are ground through the grinding rotary head, synchronous grinding of the surfaces of the outer rings and the inner rings of the quartz rings is achieved, and production efficiency is improved.

A desulfurization, dust removal and denitration device for a biomass boiler relates to the technical field of flue gas treatment devices and comprises a treatment barrel shell, a plurality of alkali liquor distribution ring shells are fixedly connected to the outer wall of the treatment barrel shell in parallel from top to bottom, and a plurality of alkali liquor outlets communicated with the alkali liquor distribution ring shells are formed in the barrel wall of the treatment barrel shell in the circumferential direction in a surrounding mode and correspond to the alkali liquor distribution ring shells. An atomizing head is fixedly connected in each alkali liquor outlet, a filter screen is fixedly connected to the position, close to the upper end, of the treatment barrel shell, and a cleaning plate set in friction contact with the inner wall of the treatment barrel shell and the lower surface of the filter screen is rotationally arranged in the treatment barrel shell. The utility model solves the problems that dust and particulate matters are contained in flue gas in the prior art, most of the dust in the flue gas is separated after alkali liquor is in contact with the flue gas, and the separated dust and particulate matters are easy to gather in the device, so that the dust removal efficiency of the device on the flue gas is influenced.

A mixing device for safety production of vitamin C products relates to the technical field of stirring devices and comprises a mixing tank, an inlet pipe communicated with an inner cavity of the mixing tank is rotatably arranged at the top of the mixing tank, a feeding cylinder is rotatably inserted into the upper end of the inlet pipe, and a flap valve is rotatably arranged in the feeding cylinder; the lower end of the inlet pipe is fixedly connected with a base plate, a supporting ring is coaxially arranged below the base plate, a plurality of material distributing rods are fixedly connected between the outer wall of the base plate and the upper surface of the supporting ring in a surrounding mode, a material falling channel is formed through the area between the adjacent material distributing rods, and the width of the material falling channel is gradually increased from the center to the outer side. According to the utility model, the problems in the prior art that in the mixing process of lutein ester and vitamin C, under the action of a stirring structure, powder is easy to raise and diffuse in the surrounding environment, so that the surrounding environment is influenced, and potential safety hazards are caused to operators in the working environment are solved.

The utility model discloses a mould of a water storage brick, which relates to the technical field of manufacturing, and comprises a mould main body frame, a top mould mechanism and a reinforcing mechanism, a forming cavity bottom plate is arranged in the middle of the inside of the mould main body frame, concave parts are downwards arranged on two sides of the inside of the mould main body frame, and the concave parts are arranged in the forming cavity bottom plate. First positioning holes are formed in the two sides of the bottom of the mold body frame, the mold ejecting mechanism is used for ejecting a formed water brick, and the reinforcing mechanism is used for preventing the whole mold body frame from deforming. The mold ejecting mechanism comprises an inner side guide plate, a concave strip, a fixed base, a mold ejecting piece, a second positioning hole, a mold drawing column body, a buffer sleeve, an outer drawing spring and an inner drawing spring, according to the mold of the water storage brick, the mold ejecting piece is guided through the inner side guide plate, stable ejection is achieved through spring elasticity, the two springs have different elasticity coefficients, the staged effect is achieved, the mold ejecting process is stable, and the mold ejecting efficiency is improved. Therefore, the formed water brick is ejected, and the demolding efficiency is improved.

The present application relates to a kind of sulfonate drilling fluid plugging test system.Sulfonate drilling fluid plugging test system includes: outer tube, with small diameter section and large diameter section, the pipe wall of large diameter section is provided with mesh hole;Shale, annular structure, and inside large diameter section, shale has crack, the position of crack corresponds with mesh hole, the inner cavity of small diameter section and the inner cavity of shale are through, to form placement cavity;Inner tube, including cavity section and cavity section, cavity section with small diameter section, shale encloses annular return liquid chamber;Liquid outlet storage tank, through liquid outlet pipeline with cavity section is communicated;Liquid return storage tank, through liquid return pipeline with annular return liquid chamber is communicated;Drive pump, set on liquid outlet pipeline or liquid return pipeline;Shell, sleeve is set on large diameter section, shell with large diameter section encloses leakage chamber, mesh hole and leakage chamber are communicated;Air source, for pressurizing in leakage chamber;Pressure measurement component, for measuring the pressure difference in annular return liquid chamber and leakage chamber;Heating box, inner tube, outer tube and leakage chamber are arranged in heating box.

The spraying device comprises a base, a telescopic rod and a three-way connector, a cross pin is arranged at the bottom end of the base, a limiting ring is fixedly welded to the surface of the base, an inner threaded sleeve is welded to the center of the top end of the base, and the telescopic rod is composed of a telescopic inner rod and a telescopic clamping sleeve. Threads are arranged on the surface of the bottom end of the telescopic inner rod, the inner threaded sleeve is in threaded connection with the telescopic inner rod, a spring buckle is arranged on one side of the top end of the telescopic inner rod, and a limiting hole is formed in the surface of one side of the telescopic clamping sleeve; a limiting ring, a cross pin and an inner threaded sleeve are arranged in a matched mode, so that the horn-shaped spray head is independently supported and installed on the landscaping ground for spraying, and a telescopic inner rod, a telescopic clamping sleeve, a limiting hole and a spring buckle are arranged in a matched mode, so that a worker can adjust the height of the telescopic rod according to requirements for reasonable spraying; threads are arranged on the surface of the bottom end of the telescopic inner rod, an anti-skid handle can be conveniently installed according to personnel requirements, and the practicability of the device is improved.

The present application relates to nuclear power plant drainage facilities technical field, specifically to a kind of bedrock pretreatment construction method, comprising the following steps: preparation construction platform, vibration hammer is provided on construction platform, and steel pipe pile is connected on vibration hammer;In specified area, repeatedly carry out stratum cutting on bedrock multiple times according to specified order;Specified area includes jacking area and outer expansion area, the position and area of jacking area match the position and area of jacking hole, and outer expansion area is surrounded outside jacking area;Specified order includes: from the center of jacking hole to the periphery of jacking hole diffusion;Stratum cutting includes: by vibration hammer, steel pipe pile is driven into bedrock specified depth, and the corresponding position of bedrock is formed pile hole by pulling out steel pipe pile.The present application can overcome the prior art, when the bedrock above drainage riser includes rock, need to use large offshore construction platform to carry out offshore punching and medium-coarse sand replacement operation, so as to cause the deficiency of construction cost increase and construction period delay.

The invention discloses a powder pollution-free circulation type automatic powder spraying device, which belongs to the technical field of powder spraying, and comprises an outer shell, a powder spraying chamber is opened on the inner side of the outer shell, and the bottom of the powder spraying chamber is connected with a stirring chamber, a fixed frame is arranged on the inner side wall of the outer shell, and a movable rod is penetrated through the top of the fixed frame, one end of the movable rod is fixedly connected with a contact seat, and the end of the movable rod away from the contact seat is fixedly connected with a guide block, and a reset spring is sleeved on the outer surface of the movable rod; combined with the arrangement of the clamping frame, rubber chuck, driving wheel, belt, driven wheel and eccentric wheel and other structures, not only can the spare parts be stably clamped and limited by mechanical clamping, but also the longitudinal shaking of the spare parts after clamping can be realized, so that after the powder spraying of the spare parts is completed, the excess powder attached to the surface of the spare parts can be shaken off, so as to prevent the excessive attached powder from affecting the subsequent normal use of the spare parts.

The utility model discloses an injection molding machine for producing plastic floor belongs to floor production field, including extrusion cylinder, the fixed coupling of feeding pipe has on extrusion cylinder, is provided with rotating mechanism in extrusion cylinder, and rotating mechanism includes auger shaft, and the fixed coupling of motor has in the center position of extrusion cylinder one end, and the fixed coupling of extrusion head has in the end of extrusion cylinder away from motor. Advantageous effects lie in: set up connecting mechanism and vibration mechanism, through the setting of several material distribution plates on the conveying box, the hot plastic raw material flowing out in the extrusion head is guided to the material distribution plate respectively, and is injected into the mold through each injection tube, can make the hot plastic raw material enter the mold and will be fitted floor forming structure, avoid injection molding floor everywhere raw material distribution and uneven cooling, and through setting vibration mechanism, can improve the flowability of hot plastic raw material in the material distribution plate, make it more evenly from injection tube spouts, further improve injection uniformity.

The utility model relates to spheroidizing annealing technical field discloses a spheroidizing annealing equipment for fastener production, including preheating box, the outer wall left side intercommunication of preheating box has the connecting groove no. 1, the outer wall left side intercommunication of connecting groove no. 1 has the temperature rise box, the inner wall both sides fixed connection of temperature rise box has the heating wire, the outer wall left side intercommunication of temperature rise box has the connecting groove no. 2, the outer wall left side intercommunication of connecting groove no. 2 has the cooling box, the inner wall both sides of cooling box are equipped with the sliding slot, the outer wall sliding connection of sliding slot has the storage rack, the outer wall rear side intercommunication of cooling box has the conveying pipe no. 1. In the utility model, the sliding of the storage rack is realized through the sliding slot, the preheating is carried out in the inside of the preheating box first, then enters the temperature rise box through the connecting groove no. 1, the inner wall fixed connection of temperature rise box has the heating wire, the temperature rise is carried out through the heating wire, and the cooling is carried out through the connecting groove no. 2 after completing annealing and entering the cooling box.

The cold saline perfusion radiofrequency ablation catheter comprises an electrode tip and a catheter part connected with the electrode tip, the electrode tip is provided with an ablation electrode, the catheter part is provided with a liquid injection channel, a first wire channel and a first pull wire channel, the first wire channel is internally provided with a first wire communicated with the ablation electrode, and the first pull wire channel is internally provided with a second wire communicated with the ablation electrode. A first stay wire capable of bending the electrode tip is mounted in the first stay wire channel; a plurality of first liquid outlet channels and a plurality of second liquid outlet channels are arranged in the pipe part, and the first liquid outlet channels and the second liquid outlet channels are communicated with the liquid injection channel. The cold saline water has two spraying modes, and spraying is more uniform.

The utility model discloses a mixing device for resin production. The mixing device comprises a resin mixing production tank, the feeding sealing cover is mounted on the inner side of the upper end of the resin mixing production tank through screws; the rotary material mixing mechanism is installed in the middle of the inner side of the feeding sealing cover through screws, and the rotary material mixing mechanism is electrically connected with an external PLC through a connecting wire; the pneumatic dispersing mechanism is fixedly connected to the inner sides of the two ends of the feeding sealing cover, the pneumatic dispersing mechanism is connected with an air pump, the pneumatic dispersing mechanism can spray gas on the feeding sealing cover, the sprayed gas can disperse falling resin materials, and therefore the resin materials can be dispersed in the feeding sealing cover. The pneumatic dispersing mechanisms on the two sides sequentially and alternately spray gas to disperse the materials, so that the falling materials can be overlapped with one another, and the efficiency is effectively improved during stirring and mixing.

The utility model discloses a die pressing device for refractory brick production, which comprises a case, uniformly distributed pressing cavities are arranged on the upper surface of the case, support rods are respectively arranged at four corners of the upper surface of the case, support plates are respectively connected among the four support rods in a sliding manner, uniformly distributed pressing blocks are arranged at the bottom ends of the support plates, and the die pressing device further comprises an automatic feeding and discharging mechanism; the automatic feeding and discharging mechanism comprises sliding rods, a supporting plate, ejector blocks, rotating rods, connecting rods, ejector rods and a feeding assembly, the sliding rods are arranged between the upper inner wall and the lower inner wall of the machine box, the supporting plate is slidably connected between the four sliding rods, the ejector blocks which are evenly distributed are arranged on the upper surface of the supporting plate, and the outer portions of the ejector blocks are slidably connected with the inner walls of the vertically adjacent pressing cavities; according to the die pressing device for refractory brick production, refractory bricks can be rapidly pressed and formed, the automation degree of the die pressing device is improved, and the integrity and the appearance quality of the refractory bricks are effectively guaranteed.

The utility model discloses high uniformity CO2 separation membrane blowing equipment, relates to CO2 separation membrane production technical field, including heating box, blowing membrane guide subassembly and uniform air cooling subassembly, the bottom of heating box is fixed with base, and the left side of heating box is connected with blowing membrane cylinder through feed pipe, the upper part of blowing membrane cylinder is equipped with blowing membrane table, and the blowing membrane table is equipped with the uniform air cooling subassembly. A film blowing ring is installed above the film blowing table, a film blowing groove nozzle is formed in the inner side of the film blowing ring, and film blowing guide assemblies are arranged on the upper side of the middle of the film blowing table and the upper side of the film blowing ring. According to the high-uniformity film blowing equipment for the CO2 separation film, the inner blowing groove and the outer blowing groove can output air with pressure to the inner side and the outer side of the CO2 separation film blown out of the film blowing groove nozzle, so that the blown-out CO2 separation film can be subjected to cylindrical shaping guiding, and the situation that the inner side of the CO2 separation film is adsorbed, attached and entangled to affect the film blowing quality is avoided; and the three groups of air supply fan blades form upward airflow to continuously and upwards blow the CO2 separation membrane.

The utility model discloses a photovoltaic power generation energy storage protection device, which relates to the technical field of photovoltaic protection devices and comprises a bottom frame and a protection unit. Fixing bolts are in threaded connection in screw holes in the left and right side surfaces of the bottom frame, and threaded fixing cones are in threaded connection in shaft holes in four corners of the top surface of the bottom frame; and the protection unit comprises a protection shell and installation frames, the installation frames correspondingly connected with the installation grooves in the top face of the bottom frame in an inserted mode are fixed to the two sides of the bottom face of the protection shell, a maintenance plate is slidably connected into a sliding groove in the top face of the protection shell, and a handle is fixed to the front side face of the maintenance plate. Springs are matched with rubber strips, so that a fixing clamping plate can fix the photovoltaic power generation energy storage device, when a protective shell is impacted, a buffering effect can be effectively achieved, the photovoltaic power generation energy storage device can be prevented from being damaged, meanwhile, a linear motor drives a spraying pipe to move, fire extinguishing dry powder can be evenly sprayed, and the fire extinguishing effect is improved. Therefore, the fire extinguishing efficiency is improved.

The utility model discloses longitudinal shearing machine divides and cuts the control device of wood strip, include: the mounting plate of being located the upper portion of knife shaft still include: the sliding mouth of being opened in the top outer wall of mounting plate multiple equidistance distribution, sliding mouth one side inner wall is installed with pressure sensor, and the inner wall of sliding mouth other side is installed with support subassembly, the bottom outer wall of mounting plate is rotatably installed with multiple equidistance distribution wood strip subassembly, and the top outer wall one end of mounting plate is installed with the connecting plate, the top outer wall of connecting plate is installed with the controller. The longitudinal shearing machine divides and cuts the control device of wood strip of the utility model, can effectively avoid the strip material to be stuck in the blade, guarantees the continuity of dividing and cutting, promotes the quality of strip material trimming. It can prevent the thinner strip material from being bent by the elastic support structure, and the down pressure can be automatically adjusted for thicker strip material, ensuring the smooth ejection of the strip material, and adapting to the processing needs of strip materials of different thicknesses. At the same time, the device can adjust the height to adapt to different installation and processing scenes.

The utility model belongs to the technical field of cleaning equipment, and relates to a large-capacity uniform-flow silicon wafer cleaning tank which comprises a cleaning tank body, a flower basket supporting mechanism, a uniform-flow mechanism and a bubbling mechanism, and the uniform-flow mechanism comprises two groups of uniform-flow pipelines of a structure shaped like a Chinese character'ri 'and two liquid inlet pipes of an L-shaped structure. The flow uniformizing pipeline is formed by connecting three transverse flow uniformizing pipes and two longitudinal flow uniformizing pipes, each flow uniformizing pipeline is located below three cleaning positions adjacent in the same direction, each transverse flow uniformizing pipe is located in the middle of one cleaning position, the liquid inlet pipe is located below the flow uniformizing pipeline and comprises a horizontal section and a turning section, the horizontal section extends in the transverse direction, and the turning section extends in the transverse direction. The transition section is communicated with the tail end of the horizontal section and the center of the middle transverse flow uniformizing pipe, and a plurality of flow uniformizing holes are formed in the transverse flow uniformizing pipe at equal intervals along the generatrix of the transverse flow uniformizing pipe. The equipment can ensure that the cleaning liquid uniformly passes through the gaps among the silicon wafers, so that the stability of the cleaning quality is kept under the condition of high productivity.

The utility model discloses a valve casting sand casting mold which comprises a base, a lower mold is fixed on the upper surface of the base, an upper mold is arranged above the lower mold, cavities are formed in the opposite faces of the upper mold and the lower mold, a sand inlet is formed in the top of the upper mold, and a motor is installed at the left end of the upper base. The left side of the upper surface of the base is in bearing connection with a threaded rod, and a fixing rod is fixed to the right side of the upper surface of the base. According to the valve casting sand mold casting mold, after a valve casting is completely solidified and cooled, a motor drives a threaded rod to rotate reversely, meanwhile, a driving gear drives a rack meshed with the driving gear to move rightwards and drives an attaching block to extrude an ejection plate, the ejection plate is made to move upwards, the valve casting in a sand mold can be ejected out stably and rapidly, and therefore the valve casting can be stably and rapidly ejected out. And casting damage and deformation or sand mold damage caused by difficult demolding is avoided, and the yield and the production efficiency of the casting are greatly improved.

The utility model relates to a kind of glass pot cover edge covering's feeding device, characterized in that including base, first motor is installed in base, rotary connection has carousel on base, the output shaft of first motor is connected with carousel, fixed plate is connected in base top, electric slide rail is installed in the top surface left and right ends of fixed plate, slidingly connected with connecting block in electric slide rail, connecting block top is jointly connected with push plate, fixed plate front end top is connected with the placing box for placing adhesive tape, placing box end portion slidingly connected with baffle, base is equipped with controller, discharge assembly for pushing out lower mould is set in fixed plate;Advantages are that connecting block is driven push plate reciprocating motion by electric slide rail, cooperate controller to coordinate first motor control carousel index rotation, make push plate automatically push out single adhesive tape from placing box and block the surplus material when carousel stops each time, realize continuous automatic feeding, shorten single feeding time.

This invention discloses a split-type gas spray assembly for semiconductor equipment, including a main housing, which is a cylindrical sleeve with an upwardly extending inner cavity formed in the center of its bottom surface. An air inlet is formed in the center of the top plate of the main housing. A gas distribution plate is provided in the center of the inner cavity, with multiple upwardly extending protrusions formed on the top surface of the gas distribution plate. Multiple gas distribution holes are formed on the gas distribution plate around the protrusions, and multiple second gas distribution holes are also formed on the gas distribution plate. A downwardly extending central through-hole is formed in the center of the top surface of the protrusion formed at the center of the gas distribution plate. A jetting plate is fixed to the bottom of the main housing, covering the bottom of the inner cavity. The gas is initially dispersed by the gas distribution plate from the air inlet, and then further dispersed into all the jetting holes through the gas distribution holes and second gas distribution holes, ensuring uniform gas flow from all the jetting holes and guaranteeing a more even airflow onto the wafer surface, thus ensuring a good coating effect.