17results about How to "Improve device stability" patented technology

The invention discloses a radial split type multistage pump maintenance device and method, and belongs to the field of maintenance, the radial split type multistage pump maintenance device comprises a support, a jack, a steel ball and a dial indicator, the support is used for supporting an external pump body and realizing vertical placement of the external pump body, the jack is arranged in the support, the steel ball is arranged at the top of the jack, and the dial indicator is arranged on the pump body. And measuring the shaking amount of the pump body bearing seat. The detection means adopted by the invention can effectively eliminate installation accumulated errors caused by factors such as gravity action and pump body spigot fit clearance in the step-by-step assembly process of the sectional pump body, and solves the technical problem that the bearing cannot accurately position the radial center of the rotor.

The utility model relates to the technical field of gangue detection, in particular to a measuring device for wear resistance of high-load gangue, which comprises a lifting support and further comprises a polishing tank fixed in the middle of the lifting support. The motor is fixedly mounted on the telescopic part of the lifting bracket; the clamp is fixed at the output end of the motor; the dust collecting bag is screwed at an outlet in the lower part of the polishing tank; and the impeller is fixed outside the clamp. Abrasive dust generated in the testing process naturally falls under the action of gravity, meanwhile, the impeller installed outside the clamp is driven by the motor to rotate to generate airflow disturbance, the abrasive dust is guided and accelerated to move downwards to the bottom of the grinding tank, and the dust collection bag located at an outlet in the lower portion of the grinding tank is in sealed connection with the grinding tank in a screwed mode. All abrasive dust can be effectively collected under the combined action of airflow disturbance and gravity, and the abrasive dust is prevented from being retained in the device.

The utility model relates to stem cell collection technical field, concretely disclose a kind of collection device for subtotipotent stem cell, including filter cartridge, the bottom of filter cartridge is fixedly installed with closure, the top of filter cartridge is fixedly installed with input pipe, the bottom of filter cartridge is fixedly installed with discharge pipe, the outside of discharge pipe is provided with sterile collection bottle, the inside of filter cartridge is provided with filter assembly, the top of input pipe is provided with fixed dismounting assembly, the top of fixed dismounting assembly is provided with connecting pipe, the top of connecting pipe is fixedly installed with collection bag, this is used for the collection device of subtotipotent stem cell, flange bolt connection and pipe clamp sealing design are used in fixed dismounting assembly, both through rigid connection ensure pipeline stable, and sterile environment is formed using sealing washer to prevent pollution, and support quick dismounting replacement collection bag, and give consideration to sealing property, convenience and reuse requirement.

The application discloses a high-precision quick-switching continuous sandwich plate production line, which comprises a lower plate uncoiling and profiling system, an upper plate uncoiling and profiling system, an upper steel plate transition roller way, a double-track pressure curing machine, a lower roller way, a tracking cutting saw, a cooling bed, a stacking machine, a packing machine, a first mineral wool supply system and a second mineral wool supply system, and the core of the application is that the lower plate uncoiling and profiling system and the upper plate uncoiling and profiling system are installed by exchanging positions, the lower plate uncoiling and profiling system is arranged at the front end of the upper plate uncoiling and profiling system, and part of the upper steel plate transition roller way and the lower profiling machine transverse moving system are cancelled, so that the lower plate uncoiling and profiling system is not interfered by the upper steel plate transition roller way, the plate type can be directly switched by using a crown block to hoist and switch the roller frame assembly of the lower profiling machine, the step of moving the lower profiling machine out of the line to switch the specifications is omitted, the investment cost of the production line is greatly reduced, the use area of the workshop is saved, and the switching of the specifications is more accurate and quick.

The utility model relates to dust removal technical field discloses an outdoor dust collection filtering device, including the air blower, the one side fixed connection of air blower has the ventilation pipe seat, the top fixed connection of ventilation pipe seat has two ventilation pipes, the one side fixed connection of two ventilation pipes has fixed structure, the fixed structure includes arc slot, arc slot is located ventilation pipe's one side, the inside joggle of arc slot has fixed column, the one end of fixed column is with filter sleeve column fixed connection, the inside joggle connection of fixed column has the card column, the bottom fixed connection of card column has the clamping rod, the bottom fixed connection of clamping rod has the pressure bar. In the utility model, utilize arc slot and card column and fix fixed column, thereby will filter sleeve column joggle fixed in the top of ventilation pipe seat, realize the quick replacement of filter structure and dismantle operation, reduce maintenance time, reduce operation difficulty, can improve work efficiency and equipment stability.

The invention discloses a metal goods shelf beam welding device which comprises a machine base, a clamping mechanism is arranged on the top face of the machine base, a welding mechanism is arranged on the top face of the machine base, an auxiliary mechanism is arranged on the surface of the clamping mechanism, a seam grinding mechanism is arranged on the rear side of the auxiliary mechanism, and a hydraulic cylinder is fixedly connected to the top face of the machine base. The left side of the hydraulic cylinder is fixedly connected with a clamping base, the surface of the clamping base is fixedly connected with a first fixing block, the bottom face of the first fixing block makes contact with the top face of the machine base, and the inner wall of the first fixing block is fixedly connected with an inclined block. The effect of inserting pins between the two cross beams is achieved, workpiece shrinkage and mechanical reversible deformation after welding and cooling are prevented, deformation and sinking after welding are effectively restrained through internal supporting and precise positioning, the weld penetration and structural compactness are improved, and the overall welding quality of the goods shelf cross beams is improved.

The utility model belongs to the technical field of liquefied petroleum gas cylinder production equipment, and discloses a special steering device for an intelligent assembly line of liquefied petroleum gas cylinders, which comprises a rack, a driving device and an auxiliary device, the driving device comprises a push rod, a cleaning assembly, an adjusting assembly and a first driving part, the first driving part is connected to the rack and used for pushing the push rod, the push rod is connected to the first driving part and used for pushing the petroleum gas cylinders, the adjusting assembly is connected to the push rod and used for adjusting gaps between the petroleum gas cylinders, and the cleaning assembly is connected to the push rod. The gap between the liquefied petroleum gas cylinders can be adjusted, the problem that the gas cylinders are blocked or a steering track needs to be replaced due to the size problem in the steering process is effectively solved, smooth operation of an assembly line is guaranteed, and the production efficiency and the equipment stability are greatly improved.

The utility model discloses a kind of metal grid shielding cases of anti-static interference's LCD display screen, it is related to LCD display screen technical field, and it includes: metal cover and the metal grid being set in the inside of metal cover, the rear surface of the metal cover is provided with shielding case, and the rear surface of the metal cover is provided with electromagnetic shielding film in the front of shielding case, the outside of the metal cover is also installed with ground plate, the front surface of the metal cover and the rear surface of shielding case are coated with antistatic coating. By installing shielding case on the rear surface of metal cover to increase its thickness, which can effectively improve the shielding ability of electromagnetic interference, and using ground plate can transmit static electricity to the ground through the conductor, avoid static electricity affecting the work of LCD display screen, by setting electromagnetic shielding film between metal cover and shielding case, which effectively suppresses electromagnetic interference and static interference, thereby improving display effect and the stability of equipment.

This utility model relates to the technical field of electric poultry and livestock plucking devices, and in particular to a notched conical head for use in plucking devices and the electric poultry and livestock plucking device thereof. It includes two cooperating conical head bodies, each comprising a connecting portion and a plucking portion formed at the front of the connecting portion. The plucking portion has a conical structure, and a notch is provided on the side of the plucking portion, located in the rear half of the plucking portion. By providing a notch in the rear half of the plucking portion, a larger gap can be formed in the rear half of the plucking portion when the two conical head bodies rotate, allowing thick, dense poultry and livestock feathers to smoothly enter and be clamped, especially the vascular feathers of ducks, which can be easily clamped and pulled out, avoiding feather jamming problems caused by narrow gaps. Simultaneously, the clamping area formed by the notch and the side of the plucking portion can accurately clamp the root of the poultry and livestock feathers, and the feathers are pulled out along the gap through rotational movement, significantly reducing the phenomenon of conical head jamming or stopping compared to traditional structures.

The invention relates to the technical field of metal drawing, in particular to a bimetal synchronous extending and drawing process and equipment for aluminum-clad invar steel, and the bimetal synchronous extending and drawing process comprises the following steps: step 1, a workpiece penetrating and in-place process: enabling the aluminum-clad invar steel to penetrate through a lubricating box and a die cavity of a drawing die, and ensuring that the workpiece is preliminarily aligned with the drawing direction; secondly, a centering positioning adjusting procedure is carried out, specifically, an inclined guide groove in the inner wall of a control cylinder drives three sets of sliding rods to synchronously retract inwards through guide blocks, so that balls on a positioning plate are attached to the outer wall of the aluminum-clad invar steel drawing piece, and coaxial centering positioning of the workpiece is completed, and thirdly, a lubricating liquid coating preparation procedure is carried out, specifically, a pressure pump pumps lubricating liquid in a liquid storage cavity into an annular flow distribution channel, and the lubricating liquid is coated on the outer wall of the aluminum-clad invar steel drawing piece. The positioning mechanism is designed to be matched with the coating mechanism, the control barrel is driven by the driving force of the air cylinder to slide in the axial direction of the rotating barrel, and the three sets of sliding rods are controlled to drive the positioning plate to synchronously expand outwards or retract inwards through matched transmission of an inclined guide groove in the inner wall of the control barrel and guide blocks on the sliding rods.

The utility model discloses a valve suitable for containing large particle fluid medium relates to valve technical field. The utility model discloses an electric actuator, the bottom fixed connection of electric actuator has open and close instruction subassembly, the bottom fixed connection of open and close instruction subassembly has valve subassembly, open and close instruction subassembly includes the installation cover. The utility model discloses through electric actuator drive connection column, connecting block movement, make the indicator with the contrast table cooperation of installation cover inner wall, and operating personnel can real -time, intuitive and accurate degree of opening and closing information of valve is obtained, when handling different granularity material, can be according to actual working condition fast, accurately adjust valve open and close degree, in the different stage of mineral separation, according to the size of the ore pulp granularity, adjust valve open and close degree to the suitable numerical value, avoid the excessive wear and tear or pipeline blockage of the component because of improper flow rate, effectively promoted production efficiency and equipment stability.

The application provides a laser head cooling device and a laser head, and relates to the field of lasers; wherein the laser head cooling device comprises a first seat body and a second seat body; the first seat body is provided with a communication hole and a groove; the communication hole is provided through the first seat body along a laser emission direction; the groove is provided around the first seat body, and the groove is provided in a direction away from the communication hole; the second seat body is provided with a mounting hole and a through hole which are communicated with each other; the mounting hole and the through hole both extend along the laser emission direction; the first seat body is mounted in the mounting hole; the communication hole is communicated with the through hole; and the groove and the hole wall of the mounting hole jointly define a cooling water channel. The laser head cooling device is composed of the first seat body and the second seat body; the laser is emitted from the communication hole and the through hole, and heat is generated; the cooling water channel is used for directly cooling the heat; the heat dissipation requirement of the laser head under high-power operation can be met; and the machining quality and the equipment stability are improved.

The utility model discloses a full-automatic remodeling needle bed which comprises a bottom support, a top support, a lifting support, a probe negative pressure module and a remodeling moving piece, the lifting support is arranged between the bottom support and the top support in a sliding mode, limiting racks are fixedly arranged on the two sides of the top support, and the probe negative pressure module is arranged below the top support in a sliding mode. The two ends of the probe negative pressure module are provided with abutting connection notches corresponding to the limiting tooth blocks, the remodeling moving pieces are arranged on the two sides, close to the abutting connection notches, of the top support in a sliding mode, and the remodeling moving pieces trigger the limiting tooth blocks to be disengaged from the limiting rack through the abutting connection notches. And the probe negative pressure module is connected with the remodeling moving piece in a clamping manner. According to the utility model, the limiting rack and the limiting tooth block which can be elastically reset are introduced, and are matched with the arrangement of the jacking gap and the use of the remodeling moving piece, so that the remodeling efficiency is improved, and meanwhile, the quick switching requirement of multi-specification battery cells is met.

The utility model discloses a kind of electrostatic spinning nozzle height adjusting mechanism, including base, vertical welding in the rear end surface of base column, through the vertical sliding of slide rail and be provided with the nozzle support of nozzle, driving gear, fixed rack, driving shaft and adjusting handle;The fixed rack is arranged in parallel along the column front surface center line, and is rigidly connected with column;The driving gear is coaxially fixed in the middle part of driving shaft, and the both ends of driving shaft are installed in the bearing seat of nozzle support through the angular contact ball bearing of left-right symmetry arrangement;The adjusting handle is fixedly connected in the right side outer extension end of driving shaft through spline coupling, the utility model realizes precision lifting and reliable self-locking by gear rack precision transmission system and locking structure, applicable to high-precision electrostatic spinning production environment, significantly improve the consistency and equipment stability of fiber manufacturing.

This utility model discloses an antistatic feeder device for circuit board surface mounting, comprising a belt feeder that transports components in the form of a reel, and an ion chamber set in the carrier tape release area of ​​the belt feeder; the ion chamber is a straight-through cavity with openings at both ends, and an ion gas flow is introduced into its interior to form an ion atmosphere zone; the carrier tape released from the reel of the belt feeder passes through the ion atmosphere zone, and static electricity on the surface of the carrier tape is eliminated by ion neutralization; the two openings of the ion chamber include a first opening and a second opening; a portion of the ion gas flow from the ion atmosphere zone is sprayed from the first opening onto the reel, and the remaining portion of the ion gas flow is sprayed from the second opening into the internal structure of the feeder. This utility model integrates ion gas flow and airflow diversion through the carrier tape path, solving the problems of electrostatic adsorption of components and dust accumulation inside the equipment.

This utility model discloses a pressing device for plaster processing and production, belonging to the technical field of plaster processing and production equipment. Its key technical features include a workbench and a material discharge roll film assembly disposed on the top surface of the workbench. The top surface of the workbench is provided with an air extraction assembly for removing air bubbles, and the surface of the workbench is provided with a pressing and anti-wrinkle assembly for making the plaster film flat. This utility model, by setting up a symmetrically installed vacuum machine and air-gathering nozzle, can quickly remove the air between the film and the backing before pressing, preventing air bubble problems caused by residual gas. By using a pressing and anti-wrinkle assembly that works in conjunction with an electric push rod and a small cylinder, the backing and film can be partially raised and flattened by the top plate before pressing, and then uniform pressure is applied for pressing, significantly reducing wrinkles caused by material relaxation or uneven tension.

The utility model discloses a powder feeder spreader plate for an oil pressure powder forming machine, which belongs to the technical field of forming presses and comprises a powder box base, a plurality of spreader plate components are arranged on the upper portion of the powder box base, each spreader plate component comprises a spreader plate base, the spreader plate base is arranged on the upper portion of the powder box base, and a plurality of mounting grooves are arranged on the upper portion of the spreader plate base. The flow guide blocks are arranged on the upper portions of the mounting grooves, the inclined faces are arranged on the two sides of each flow guide block, and powder can be evenly distributed to each hole of the mold, so that it is guaranteed that the powder amount of each hole is consistent, the powder can flow smoothly, accumulation points are reduced, the powder feeding efficiency is improved, and the phenomena of powder blocking and material clamping are reduced. The situation of air pressure mold explosion caused by uneven powder feeding is avoided, and the production safety and the equipment stability are improved.