74results about How to "Reduce bump damage" patented technology

The invention discloses a mobile phone lens cleaning production line device, which comprises a feed mechanism, a cleaning mechanism and a drying mechanism, and is characterized in that: the inside of at least one of the feed mechanism, the cleaning mechanism and the drying mechanism is provided with a worm and worm gear transmission device for transmitting lenses of mobile phones. The mobile phone lens cleaning production line device has the characteristics of good cleaning effect, high drying efficiency and stable transmission.

The invention discloses a portable modular medical diagnostic and treatment device. The portable modular medical diagnostic and treatment device comprises a lower box body and an upper box body arranged on the lower box body. A module storage region, a storage battery and a charging socket are arranged in the lower box body. A tablet personal computer provided with a built-in 3G network card is arranged inside the upper box body. The module storage region is divided into more than two rectangular regions by detachable partition boards. Elastic protective pads are arranged on the inner surface of the upper box body and / or the inner surface of the lower box body. The rectangular regions of the module storage region are used for storing one or more than two of a blood pressure module, a blood glucose module, a blood oxygen module, an electrocardiogram module and a routine urine test module, and the blood pressure module, the blood glucose module, the blood oxygen module, the electrocardiogram module and the routine urine test module can be freely combined for plug and play. The blood pressure module, the blood glucose module, the blood oxygen module, the electrocardiogram module and / or the routine urine test module is respectively connected with the tablet personal computer through Bluetooth. The portable modular medical diagnostic and treatment device has the advantages that the portable modular medical diagnostic and treatment device is reasonable in design and convenient to use, people can simultaneously use different measuring instruments as required, and the portable modular medical diagnostic and treatment device is free of distance restraints, capable of carrying out layout updating at any time according to the sizes of the instruments and capable of carrying out remote transmission of data.

The invention belongs to the technical field of precise instrument equipment; and in order to solve the problems of easy rusting of equipment, easy damage of equipment, reduction of assembly precision of equipment and lower safety in a traditional method of cleaning a surface of an electric device or a precise instrument, the invention provides a method for cleaning surfaces of an electric device and a precise hydraulic part by dry ice. Solid spherical dry ice particles with diameters of 2-4 mm are filled in a dry ice cleaning machine; the dry ice cleaning machine is connected with 220 V of voltage and pressure not smaller than 0.8 MPA; after a switch is opened, the pressure of an air compressor is set as 0.4-1 MPa, and the flow is set as 0.5-3.5 m3 / m; a distance from a gun nozzle to a surface to be cleaned is 25 mm; an angle between the nozzle and the cleaned surface is 45 degrees; a button of a spraying gun is pressed for spraying the surface of an object to be cleaned; the ice outlet quantity is 15-50 kg / h; the spraying pressure is 7-8 bar; and the lasting time is 20 s. Compared with a common paint and rust removing technology, the dry ice cleaning has such advantages as environmental protection, economy, high efficiency, long service life and safety.

The invention discloses a coastal environment high pier hydraulic self-creeping formwork construction method. The method comprises the steps of tower column starting section construction, tower columnfirst section construction, hydraulic creeping formwork installation, tower column second section construction, tower column remaining section construction and creeping formwork removal, the hydraulic creeping formwork comprises an embedded part mechanism embedded in a high pier wall, and a frame body mechanism comprises a lower hanging bracket and a bearing frame; the formwork installation comprises a formwork consisting of a panel, a woodworking I-shaped beam and a steel enclosing purlin, a movable template bracket and a backward moving device; a hydraulic power mechanism comprises an upperreversing box, a lower reversing box, a hydraulic pump and a hydraulic oil cylinder which are connected with the guide rail in a sliding manner; the guide rail is composed of two steel channels and guide rail stair stops, and the upper reversing pawl of the upper reversing box and the lower reversing pawl of the lower reversing box are arranged between the guide rail stair stops. The constructionmethod is convenient to operate, high in safety and convenient to construct, working hours and construction sites are saved, and formwork bumping damage is reduced; and the formwork is recycled, theworkload of hoisting machinery is greatly reduced, and the construction process is stable, synchronous and safe.

The invention discloses a workpiece-dropping device of automatic spot-welding equipment, which is used for solving the problem on quick drop of a welding tool. The device comprises a driving mechanism, a rotating mechanism, a rotation limit mechanism, a workpiece positioning tool, a discharge slide plate and workbench brackets, wherein the driving mechanism is connected with the rotating mechanism through a shaft; the rotation limit mechanism is matched with the rotating mechanism; the workpiece positioning tool and the rotating mechanism are fixedly arranged; the discharge slide plate is positioned below the workpiece positioning tool; the workbench brackets are arranged on the two sides of the workpiece positioning tool; and the driving mechanism, the rotation limit mechanism and the rotating mechanism are fixedly arranged on the workbench brackets. The workpiece-dropping device has the characteristics of high automation degree, stable performance and low manufacturing cost, a welded workpiece can quickly drop, the rhythm of welding production is ensured, and the production efficiency is improved.

The present invention is combined electric cooking utensil and is the combination of electric rice cooker and electric heating oven. The present invention aims at raising the integrality, convenience, safety, etc. of cooking utensils. The combined electric cooking utensil includes electric rice cooker unit and electric heating oven unit, the electric rice cooker unit is provided with inner cooker setting part, inner cooker, electric heater, controller with control part and temperature sensing part, electric driving display a cover; and the electric heating oven unit is provided with electric heater, control part, electric driving display, oven body, and base board on the oven body and with at least one through hole for the inner cooker setting part to be set inside.

The invention discloses a bearing feeder. The bearing feeder comprises a conveyor belt, a feeding box and a matched groove gear; the conveyor belt is a circulating belt provided with a semicircular gap with a radius the same as that of a bearing; a feed end of the conveyor belt is provided with the feeding box provided with bearings; an upper surface of the conveyor belt is provided with the matched groove gear; a notch of the groove gear has a radius the same as that of the bearing; and the groove gear is matched with the conveyor belt to move forward, and is matched with the notch through the semicircular gap to regularly convey the bearings one by one. The bearing feeder can fill in the gap of the bearing feeding process of bearing production companies, changes the underdeveloped production mode of manual feeding, has the function of storing, and reduces collision damage.

The invention discloses a technical method for controlling water in a kilometer-level internal shaft in a metal mine. The technical method comprises the steps of (A) grouting hole drilling and (B) grouting hole grouting. A feasibility test is carried out on a 112-line internal-shaft shaft pre-grouting project in MaoPing lead zinc mine of the YiLiang ChiHong Mining Limited Company on December 30, 2016, and the feasibility test is completed on September 14, 2017 and lasted 258 days. During the grouting hole drilling grouting construction process, the preparation work of a metal rock internal-inclined-shaft shaft is not delayed by adopting the technical method for controlling the water in the kilometer-level internal shaft in the metal mine, and since a drilling chamber is arranged at the position 14m away from an internal inclined shaft, the preparation work of the metal rock internal-inclined-shaft shaft is not affected, so that the grouting hole drilling grouting construction and the preparation work of the metal rock internal-inclined-shaft shaft are carried out at the same time.

An intelligent closestool testing production line comprises an on-line and off-line module used for carrying and taking intelligent closestools, transverse movement transition modules used for transferring the intelligent closestools, and a testing module used for detecting ageing of the intelligent closestools, wherein the head end and the tail end of the on-line and off-line module correspond to the head end and the tail end of the testing module respectively, and the on-line and off-line module is connected with the testing module through the transverse movement transition modules to form a closes loop; after the intelligent closestools to be tested are placed on the operation line of the on-line and off-line module and on-line operation is completed, the intelligent closestools to be tested are conveyed by the on-line and off-line module and enter the testing module to be tested through one transverse movement transition module, and the tested intelligent closestools return to the operation line of the on-line and off-line module through the other transverse movement transition module so that off-line operation can be performed. Through the intelligent closestool testing production line, production efficiency is improved, labor intensity of workers is reduced, and the workshop space is reasonably utilized due to the annular arrangement.

The invention relates to the technical field of medical appliances and in particular relates to a medical equipment supporting device. The medical equipment supporting device comprises a base, a supporting seat, a supporting plate, an airbag and a rotary handle, wherein the base is of a cavity structure, and four universal wheels are arranged on the lower end face of the base; a shaft, a fixing disc and a cam are arranged inside the base; the rotary handle is composed of a central rod, a vertical rod and a rotating handle; the supporting seat is composed of a spring A, a first cylinder and a second cylinder; four telescopic cylinders are arranged on the upper end face of the supporting plate; and a fixing plate is arranged on the upper end face of the connecting post. The medical equipmentsupporting device disclosed by the invention is reasonable in structural design, bumpy damage of the equipment in the transport process can be reduced by utilizing a spring B, fixation of planar andarc-shaped equipment is realized by utilizing the dual-purpose fixing plate, left-and-right movements of corresponding fixing plates are realized by utilizing a spring C and a pneumatic structure, upper and lower positions of the supporting seat are adjusted by utilizing the shaft and the cam, and supporting fixation of the whole device is realized by utilizing the supporting seat. Unnecessary movement is reduced, and the supporting device has excellent popularization and application prospects.

The invention discloses a SMT chip mounter and a chip mounting production process thereof. The SMT chip mounter comprises a machine body. The machine body has a box structure of which the two end parts are through. A guide rail is arranged at the bottom of the box body where the machine body is located. A holding frame slides on the guide rail. The holding frame comprises a holding table, extrusion blocks are fixed on the opposite surfaces of the edge through telescopic columns. Guide grooves are symmetrically arranged at the bottom of the holding table. The guide grooves slide along the direction of the guide rail. A suction nozzle is connected on the top of the box body where the machine body is located through a driving module. The driving module comprises a conveyor belt arranged on the top of the box body of the machine body and a first hydraulic column arranged at the front end of the conveyor belt, and the suction nozzle is connected on the bottom of the first hydraulic column through a fixing plate. The whole operation is convenient, the absorption and transfer effect of the workpiece can be improved by the suction nozzle and collision of the suction nozzle to the mainboardcan be reduced; besides, the suction disc group is arranged so that effective fixing of the mainboard during processing can be realized and improve the precision of chip mounting can be enhanced.

The invention discloses a falling self-rescuing device for an elevator, relates to the field of self-rescuing devices, and aims at solving the problems that a passenger without a buffer measure in a car directly impacts the ground to cause hazards of fracture and the like when the elevator falls at a high speed. The falling self-rescuing device for the elevator comprises two upper fixed pipes (1), two lower fixed pipes (2), two rebound springs (3), two damping springs (4), two damping links, two handrail links (6), two seat links (7) and multiple seat ropes (8), wherein the two upper fixed pipes (1) and the two lower fixed pipes (2) are fixedly arranged in the car in a parallel manner; the two rebound springs (3) are arranged in the upper fixed pipes (1); the two damping springs (4) are arranged in the lower fixed pipes (2); the two damping links (5) are inserted into cavities of the upper fixed pipes and the lower fixed pipes; the two handrail links (6) are mounted at the upper parts of the damping links; the two seat links (7) are mounted at the lower parts of the damping links. When the elevator falls at the high speed, the passenger can pull open the seat links (7); the multiple seat ropes are opened to form a soft seat; the passenger is seated on the soft seat, and clasps the handrail links; the buffering is increased by means of the combined action of the rebound springs (3) and the damping springs (4) after the passenger falls to the ground; the hard landing is avoided; the casualty, which is generated due to fracture, of the passenger is avoided furthest.

The invention discloses an energy absorption traction elevator, and relates to the field of elevator manufacturing. The energy absorption traction elevator comprises a lift car, a steel wire rope, a counter-weight and a traction machine; the lift car comprises a car door, a control opening part used for controlling opening of the car door is arranged on the surface of the side, close to internal space of the lift car, of the car door, and the control opening part comprises a handle containing part and a collision buffering part; the handle containing part is a plane extending in the directionof the internal space in a manner of being vertical to the surface of the car door, and the collision buffering part is an arc-shaped convex face extending from the edge of the tail end of the hand containing part to the side far away from the door connection position and gradually getting close to the surface connected with the car door, and therefore passengers inside the lift car can open the car door from the interior of the lift car at dangerous moment, and self rescue is achieved; on one aspect, the safety of the traction elevator when unforeseen circumstances occur is improved; and on the other aspect, more self rescue force can be give to the passengers, and life and personal injury losses caused by the fact that accidents happen to the traction elevator are reduced.

The invention discloses a falling self-rescuing device for an elevator, relates to the field of self-rescuing devices, and aims at solving the problems that a passenger without a buffer measure in a car directly impacts the ground to cause hazards of fracture and the like when the elevator falls at a high speed. The falling self-rescuing device for the elevator comprises two upper fixed pipes (1), two lower fixed pipes (2), two rebound springs (3), two damping springs (4), two damping links, two handrail links (6), two seat links (7) and multiple seat ropes (8), wherein the two upper fixed pipes (1) and the two lower fixed pipes (2) are fixedly arranged in the car in a parallel manner; the two rebound springs (3) are arranged in the upper fixed pipes (1); the two damping springs (4) are arranged in the lower fixed pipes (2); the two damping links (5) are inserted into cavities of the upper fixed pipes and the lower fixed pipes; the two handrail links (6) are mounted at the upper parts of the damping links; the two seat links (7) are mounted at the lower parts of the damping links. When the elevator falls at the high speed, the passenger can pull open the seat links (7); the multiple seat ropes are opened to form a soft seat; the passenger is seated on the soft seat, and clasps the handrail links; the buffering is increased by means of the combined action of the rebound springs (3) and the damping springs (4) after the passenger falls to the ground; the hard landing is avoided; the casualty, which is generated due to fracture, of the passenger is avoided furthest.

The invention discloses a rubber sleeve for a mandrel of a cold rolling coiler. The rubber sleeve is of a layered composite structure, and comprises an oil-proof inner layer, a high-resiliency middlelayer and a subduction zone heading outer layer sequentially from inside to outside. Bonding transitional layers are arranged between the oil-proof inner layer and the high-resiliency middle layer aswell as between the high-resiliency middle layer and the subduction zone heading outer layer. A plurality of inner grooves which are formed in the axial direction of the sleeve and used for increasingthe friction coefficient are evenly distributed on the inner surface of the oil-proof inner layer. A plurality of expansion assisting grooves which are formed in the axial direction of the sleeve areevenly distributed on the outer surface of the subduction zone heading outer layer.

The invention belongs to the technical field of precise instrument equipment; and in order to solve the problems of easy rusting of equipment, easy damage of equipment, reduction of assembly precision of equipment and lower safety in a traditional method of cleaning a surface of an electric device or a precise instrument, the invention provides a method for cleaning surfaces of an electric device and a precise hydraulic part by dry ice. Solid spherical dry ice particles with diameters of 2-4 mm are filled in a dry ice cleaning machine; the dry ice cleaning machine is connected with 220 V of voltage and pressure not smaller than 0.8 MPA; after a switch is opened, the pressure of an air compressor is set as 0.4-1 MPa, and the flow is set as 0.5-3.5 m3 / m; a distance from a gun nozzle to a surface to be cleaned is 25 mm; an angle between the nozzle and the cleaned surface is 45 degrees; a button of a spraying gun is pressed for spraying the surface of an object to be cleaned; the ice outlet quantity is 15-50 kg / h; the spraying pressure is 7-8 bar; and the lasting time is 20 s. Compared with a common paint and rust removing technology, the dry ice cleaning has such advantages as environmental protection, economy, high efficiency, long service life and safety.

The invention relates to a washing device which essentially comprises three parts of a middle washing drum, a top washing drum cover and a lower machine body. The wall of the washing drum is made of soft waterproof material or mixed material with certain strength. The thickness is determined through the volume and the strength of the washing device. In the washing operation, the soft washing drum can bear pressure from water flow and clothes without other supporting parts after being filled with water. After the washing operation is finished, the drum wall can be folded and separated from the machine body. The edge of a rockbottom base of the washing drum is provided with buckling structure for fixing the washing drum on the bottom machine body. The rotary transmission of the washing drum and the machine body is realized through the occlusion of an upper connecting shaft and a lower connecting shaft. The washing drum of the invention can be folded and disassembled. One machine body can be used for a plurality of washing drums. The washing device has the advantages of small volume, light weight, small occupied space and convenient storage and transport and is applicable to occasions of group dormitories, departments, home dwellings, and the like and operational occasions of field workers, field armies, construction sites, etc.

The invention discloses a material receiving mechanism of a punch press, comprising a mounting cross beam. A plurality of material receiving grooves are fixedly connected to the top of the mounting cross beam; a rear side plate is arranged below the mounting cross beam; a mounting bottom plate is fixedly connected to the front side wall of the rear side plate; a mounting side plate is fixedly connected to the upper surface of the mounting bottom plate; the top of the mounting side plate is fixedly connected with a mounting top plate; and the mounting cross beam is slidably connected with the top of the mounting top plate. According to the material receiving mechanism, through mutual cooperation of the mounting cross beam, the rear side plate, the mounting bottom plate, a driving motor, a driving disc, a connecting rod, a swing arm and material receiving grooves, the multiple material receiving grooves are formed in the same mounting cross beam and can be used for receiving materials for multiple punching presses at the same time, so that the production cost and the labor cost are reduced, and the production efficiency is improved; meanwhile, one driving motor is used for driving the material receiving grooves to move synchronously; the structure is simple; the operation is easy; and the practicability of the device is improved.

The invention discloses a movable flue gas deacidification and desulfurization device and a using method thereof. The movable flue gas deacidification and desulfurization device comprises a baking soda spraying device and a movable box body, and the using method of the movable flue gas deacidification and desulfurization device comprises the steps: putting baking soda into a stock bin, starting a conveying fan, starting a grinding machine after the fan normally operates for 120 seconds, after the grinding machine normally operates for 60 seconds, starting a weightlessness scale feeder, enabling the weightlessness scale feeder to automatically set the frequency of a corresponding conveying fan in real time, feeding baking soda into the grinding machine through the conveying fan to be ground into powder, blowing the powder into the reaction tower by wind under the action of an air blower to be sprayed, mixing the baking soda and flue gas in the reaction tower to react, thereby achieving the deacidification and desulfurization. According to the invention, the flue gas deacidification and desulfurization device can be put into use in time when a traditional flue gas deacidification and desulfurization device system breaks down, and it is ensured that the flue gas emission index is normal.

The invention discloses a boxing robot of a bulk product. The boxing robot comprises a robot body and an allocated assembly, wherein the robot body comprises a base, a rotating mechanism, a boxing rotating arm and a control assembly; the base is a bearing seat of the robot body; adjustable ground feet are mounted under the base; the rotating mechanism comprises a tooth disc, a rotary disc and an upright post; the tooth disc is fixed to the base; the boxing rotating arm comprises an arm body, a lifting cylinder and a gripper; one end of the arm body is connected at the upper end of the upright post; the other end of the arm body horizontally extends away from the upright post and is connected with a cylinder body of the lifting cylinder; the gripper is a boxing executing end which is of strip-shaped, circular and square structures and can be flexibly changed according to the boxing parameter; the descending depth of the gripper during boxing is progressively decreased layer by layer according to the thickness of a to-be-packaged object; the control assembly comprises a control computer, a control panel and a servo motor; the control computer instructs the servo motor, the lifting cylinder, pneumatic sucking discs and the allocated assembly to operate; the allocated assembly comprises an automatic product integration assembly and a box sealing assembly; and the automatic product integration assembly and the box sealing assembly are mounted on different side edges of the robot body.

The invention discloses a placement device for a reservoir engineering geological exploration sampler. The placement device for the reservoir engineering geological exploration sampler comprises a placement shell, a top cover, a handle, a fastening bolt, a spring, clamping plates, a rubber pad, a geological exploration sampler body, a moving plate, a bottom plate, a limiting groove, a first supporting frame, a sliding groove, a threaded rod, a lock nut, a limiting plate, a connecting block, a sliding block, a first supporting plate, a second supporting plate, a second supporting frame, a baseand a hydraulic cylinder. The placement device for the reservoir engineering geological exploration sampler has a simple structure and novel design, is convenient for placing and clamping the geological exploration sampler body, ensures the stability of the geological exploration sampler body placement, is convenient for the stable transportation of the geological exploration sampler body, and reduces collisions. When the placement device is used, the placement device is convenient for a worker to adjust the distance between the bases on the opposite sides of the placement shell according to the diameter size of an exploration pipe body, reduces the labor intensity of the worker, improves the efficiency, and is convenient to use.

The present invention relates to electric rice cooker and aims at making electric rice cooker easy to clean, integral and even safe. The electric rice cooker includes one cooker, and one metal panel expanded in the upper part of the cooker and with one through hole for the inner cooker setting part to be set inside. The upper end plane of the cooker is provided with one annular notch around the upper opening of the inner cooker setting part.

The invention discloses an intelligent workpiece storage transfer trolley. The trolley comprises a transfer trolley main body, a protective cover, a control unit, a storage battery, a touch screen, anautomatic door, an observation window, trundles and handles, the protective cover covers the transfer trolley main body, the automatic door and the touch screen, the observation window is arranged onthe side wall of the protective cover, and the two handles are arranged on the front wall and the rear wall of the protective cover; and the trundles are arranged at the bottom of the transfer trolley main body, and the storage battery and the control unit are arranged on the transfer trolley main body. According to the technical scheme, the intelligent workpiece storage transfer trolley can be compatible with mixed storage and transfer of various similar workpieces and multiple procedures; required materials are selected by clicking the touch screen so that time and labor are saved; the storage battery is adopted as a power source, an external power source and a wire are not needed on site, and the application range of the transfer trolley is expanded; the trolley can be used as a standardized product and similar workpieces can be used at the same time; and finally, the transfer trolley is small in occupied area, easy to operate and capable of effectively reducing collision damage tothe workpieces in a carrying process.

The invention relates to the technical field of metal recovery devices, in particular to an aluminum product melting device having a uniform heating function and a melting method. The technical problem to be solved by the invention is that the device does not have the functions of stirring, solidification prevention and vibration reduction. In order to solve the technical problem, the aluminum product melting device with the uniform heating function and the melting method are provided, the aluminum product melting device with the uniform heating function is composed of a melting furnace, a stirring mechanism, a shaking mechanism and a vibration reduction moving mechanism, the stirring mechanism is arranged to stir molten aluminum, and the stirring effect is improved in cooperation with an auxiliary plate; unmelted solid aluminum is quickly melted into liquid, so that the melting speed of an aluminum product is increased, and the working time is shortened; by arranging the shaking mechanism, the heat insulation shell is driven to shake, molten aluminum in the melting cylinder is promoted to shake, and the molten aluminum is prevented from being cooled and bonded to the inner wall of the melting cylinder; by arranging the vibration reduction moving mechanism, a vibration reduction sleeve and a vibration reduction spring in a mounting seat are utilized, so that the device has a vibration reduction effect during stirring or shaking.

The invention, which relates to the technical field of power detection, discloses an outdoor power detection device comprising a box body; a box cover matches the top of the box body; a power detectoris arranged in the box body; and a pair of anti-skid assemblies is hinged to the opposite outer side faces of the box body. A placing box is arranged in the box body in a matching mode; locking assemblies are fixedly installed on the opposite inner walls of the box body and match the placing box. Two pairs of universal wheels are arranged at the bottom of the box body; clamping grooves are fixedto the opposite outer surfaces of the box body. The placing box comprises a pair of L-shaped plates which are connected in a sliding manner; and a power detector is arranged in the placing box in a matching mode. According to the invention, under acting of the box body, the box cover, the power detector, the anti-skid assemblies, the placing box and the locking assemblies, the power detection device is buffered and damped conveniently to protect the detection device and the power detection device is convenient to fix, so that a problem that the operation becomes inconvenient because the instrument is inconvenient to fix and is easy to slide on the slope in the field is solved; ventilation and heat dissipation is promoted; and the dust and water prevents are good at the same time.

The invention discloses a carton with a fresh-keeping function. The carton comprises an outer carton body, wherein the outer carton body is of a carton body type structure with an opening in the top end, a plurality of sealing plates are evenly hinged to the opening in the top end of the outer carton body, a supporting plate is arranged on the bottom wall of an inner cavity of the outer carton body, the supporting plate comprises a plurality of concentric annular plates with different diameters, a plurality of limiting plates are evenly arranged on the side wall of an inner cavity of the outerbox body in an inner sleeving mode, the limiting plates are annular plates, inner cavities of all the limiting plates are jointly sleeved with an inner box body matched with a supporting plate, a sleeve hole is connected to the bottom wall of the inner box body in a penetrating mode, an ice cylinder matched with the sleeve hole is fixedly connected to the bottom wall of the outer box body, a plurality of through holes are evenly connected to the side wall of the ice cylinder in a penetrating mode, and the outer side of the ice cylinder is sleeved with a pressing plate. The ice cylinder is used for storing ice cubes, so that cold air emitted by the ice cubes is emitted into a storage cavity through the through holes, the freshness of vegetables and fruits is protected to the maximum extentat low temperature, and the transportation safety of the vegetables and fruits can be protected to the maximum extent.

The invention relates to the field of agricultural and sideline product processing, in particular to energy-saving type drying equipment for agricultural product preservation, which is used for dehydrating fruit and vegetable products and comprises a drying bin, a refrigeration mechanism, a material bearing mechanism, a heating mechanism and a vacuum mechanism, the refrigeration mechanism is used for freezing the inside of the drying bin, and the heating mechanism is heated to a set value after being frozen in the drying bin; the vacuum mechanism is used for vacuumizing the drying bin after freezing in the drying bin; the material bearing mechanism is installed in the drying bin and comprises an overturning assembly, a triggering assembly and a driving assembly, the fruit and vegetable products are located in the overturning assembly, the overturning assembly is driven by the driving assembly to rotate in a reciprocating mode, freezing of the fruit and vegetable products and the overturning assembly is avoided, and the dewatering and drying effect of the fruit and vegetable products is improved. And the rotating speed of the overturning assembly during freezing in the drying bin is larger than that of the overturning assembly during ice crystal sublimation through the triggering assembly, the freezing speed is increased, collision damage to fruit and vegetable products in the ice crystal sublimation process is reduced, and therefore the freeze drying efficiency and quality of the fruit and vegetable products are improved.

The invention discloses a carriage type transport vehicle with a movable and replaceable carriage. The transport vehicle comprises a main vehicle frame, a supporting platform, a lifting mechanism, a carriage supporting frame, a telescopic locking mechanism, a carriage mechanism and a supporting mechanism; the supporting platform is installed on the main vehicle frame; vehicle frame rear longitudinal beams of the main vehicle frame are each of a hollow structure and used for lifting the carriage mechanism; the lifting mechanism is installed on the vehicle frame rear longitudinal beams; the carriage supporting frame is installed on the lifting mechanism; the telescopic locking mechanism is installed on the carriage supporting frame; the carriage mechanism is installed in rails of the carriage supporting frame; and the supporting mechanism is installed on the main vehicle frame. The carriage type transport vehicle can lower the carriage to the ground to be loaded and unloaded, and meanwhile, the carriage can be lifted on certain high platforms to be loaded and unloaded. When the vehicle encounters a place with stairs, through the telescopic locking mechanism, the carriage can be lifted and move forwards and backwards at the same time, and therefore goods are loaded and unloaded on the stairs.

The invention discloses a melon and fruit picking tool and a picking method thereof, comprising a loading part and a picking part, the loading part includes a chassis, a roller is arranged at the bottom of each outrigger one, and a plurality of melon holders are arranged at the top of the chassis, The top of the chassis is provided with a controller, the left end of the chassis is provided with a pull rod, and the top of the pull rod is provided with a motor 1 and a set of brackets 3, the output end of the motor 1 is provided with an output wheel 1, and the transmission between the drum 2 and the drum 1 is provided with Conveyor belt 1, the picking part includes a shell, the bottom of the shell is provided with a first round hole, the transmission between the transmission wheel 3 and the transmission wheel 4 is provided with a conveyor belt 2, the outer wall of the conveyor belt 2 is evenly provided with baffles 2, the inner top of the shell The wall is provided with telescopic rod 2, and the bottom end of telescopic rod 2 is provided with a suction cup, the right wall of the housing is provided with telescopic rod 1, and the output end of telescopic rod 1 is provided with an airbag, so as to realize mechanical picking and reduce personnel output and production. The picking rate of melons.

The invention discloses a loudspeaker box production line equipment system. The loudspeaker box production line equipment system comprises a board cutting machine (1), a chopper (2), an aftertreatment device (4) and an assembly line (5), wherein the aftertreatment device (4) is arranged on a first conveyer belt (3) and used for performing planar machining on a small board; a feed slide way (6) is arranged between a discharge port of the board cutting machine (1) and a feed port of the chopper (2), wherein a push mechanism (7) which pushes the strip-shaped board is arranged on the feed slide way (6); a first mechanical arm (8) is arranged between a discharge port of the chopper (2) and a feed end (3.1) of the first conveyer belt (3); a second mechanical arm (9) is arranged between a discharge end (3.2) of the first conveyer belt (3) and a feeding end of the assembly line (5). By the adoption of the structure of the loudspeaker box production line equipment system, the one-shot forming process of a loudspeaker box body from a whole board to assembly can be realized, carrying and manual operation of workstages during the forming process can be avoided, automated production can be realized, and production efficiency and product homogeneity can be improved.