81results about How to "Meet work needs" patented technology

The invention designs a linear heave compensation device based on a double-piston double-rod type energy accumulator, which belongs to the technical field of ocean engineering equipment, adopts the double-piston double-rod type energy accumulator as a coupling device of compensation power, is provided with a plurality of functional cavities, and connects a high-pressure gas cylinder group with a passive compensation gas cavity of the double-piston double-rod type energy accumulator to form a high-pressure gas cylinder group. Therefore, a passive compensation force is provided on the piston rod of the energy accumulator; the two-way variable pump is connected with two active compensation liquid cavities of the energy accumulator, active compensation force capable of controlling the magnitude and the direction is provided on a piston rod of the energy accumulator through a closed variable pump speed control and regulation loop, the passive compensation force and the active compensation force jointly overcome the load of the energy accumulator, and the piston rod of the energy accumulator is driven to move. And finally, the compensation cylinder is indirectly driven to realize a heave compensation function. In addition, the deepwater high-pressure environment pressure acts on the end portions of the energy accumulator load pressure liquid cavity piston rod and the compensation cylinder piston rod at the same time, and the deepwater pressure compensation function is achieved through pressure interaction offset. According to the invention, a plurality of operation modes and functions such as passive compensation, active compensation and water pressure compensation are realized, operation under different working conditions such as overwater, underwater and deepwater areas can be realized, and the device has the characteristics of novel structure, compact system, integration of multiple functions, high compensation precision and the like.

The invention relates to the technical field of cutting equipment, in particular to cutting equipment for linear guide rail production, which comprises a support frame and a working frame mounted on the support frame, a guide rail workpiece is mounted on the support frame, and a bearing plate for mounting a cutting part is vertically and slidably connected to the working frame. A servo air cylinder used for driving the bearing plate to slide vertically is arranged on the working frame. The supporting frame is slidably connected with a feeding mechanism intermittently fixed to the guide rail workpiece, the bearing plate is in transmission connection with the feeding mechanism through a linkage mechanism, and the supporting frame is further provided with a fastening mechanism intermittently abutting against the guide rail workpiece. The servo air cylinder drives the cutting component to slide upwards through the bearing plate, the feeding mechanism is driven by the linkage mechanism to fix and feed the guide rail workpiece, and therefore the guide rail workpiece is fed to the set position, automatic feeding operation of the guide rail workpiece is achieved, and the working efficiency of the cutting equipment is greatly improved.

The invention belongs to the technical field of natural gas pressure energy recycling, and provides a natural gas pressure energy power generation and pressure regulation device and method.The device comprises a main pipeline which is sequentially provided with a control valve, a heat exchange unit, a first pressure regulation unit and a second pressure regulation unit, and the first pressure regulation unit comprises a first pressure regulation module and an expansion machine which are sequentially connected; the first pressure regulating module is used for regulating the natural gas pressure and flow of the main pipeline before expansion power generation; and the second pressure regulating unit is used for regulating the pressure of the natural gas after expansion power generation and monitoring the temperature of the natural gas after expansion power generation. By using the heat exchange unit, the pipeline can be preheated before the expansion machine generates power, so that natural gas quickly achieves power generation, and the power generation efficiency is improved; by using the heat exchange bypass, the flow of the heat exchange bypass can be adjusted according to the temperature before expansion and the temperature after expansion, so that the conditions that the temperature of natural gas before expansion is too low and the main pipeline is frosted and frozen are dealt with.

The invention relates to the technical field of floating ball valves, in particular to a floating ball valve with a pre-tightening function, which comprises a valve body, a first mounting part is arranged on one side of the valve body, a second mounting part is arranged on one side, far away from the first mounting part, of the valve body, and the first mounting part and the second mounting part are connected through a plurality of groups of fastening rods. Bolts are arranged on each fastening rod, the first installation piece and the second installation piece, and sealing pieces are arranged between the first installation piece and the valve body and between the second installation piece and the valve body. A ball body is arranged in the valve body, and a fixing groove is formed in the ball body; a valve rod is rotationally connected to the valve body, and a pre-fixing assembly is arranged between the valve rod and the ball body. In the installation process, the situation that the valve rod cannot be accurately inserted into the fixing groove of the ball body due to the fact that the ball body rolls in the valve body can be avoided, and therefore the installation efficiency of the ball body in the ball valve can be greatly improved, the use effect is better, and the ball valve is suitable for wide application and popularization.

The invention relates to the technical field of milling machine equipment, and particularly discloses a milling machine device for precision part machining, which comprises a milling machine body and a bearing plate vertically and slidably connected to the milling machine body, and a servo cylinder for driving the bearing plate to vertically slide is arranged on the milling machine body; a milling cutter mechanism used for machining a workpiece body is mounted on the bearing plate through a servo mechanism, a mounting frame used for storing the workpiece body is mounted on the milling machine body, and the milling machine body is provided with a clamping and feeding part; a fastening mechanism is arranged on the milling machine body, the mounting block and the fastening mechanism are in transmission connection through a pressure applying mechanism, and a linkage mechanism is arranged between the bearing plate and the mounting block. Compared with the prior art that a program and a mechanical arm are adopted to achieve feeding, the use of driving sources is reduced, meanwhile, the production cost can be reduced to a large extent, meanwhile, later overhaul, maintenance and the like are more convenient, and the working requirement is met.

The utility model discloses a drying device for aluminum template glue coating, which belongs to the technical field of aluminum template glue coating and comprises a base, a drying cover assembly is mounted above the base, a conveying belt assembly is mounted at the position close to the center of the drying cover assembly, a glue coating assembly is arranged on one side of the drying cover assembly, and an air blowing assembly is mounted above the drying cover assembly. A spray head is mounted at the bottom of the air blowing assembly, and the base is connected with the gluing assembly through a receiving and distance adjusting device; according to the device, the receiving and distance adjusting device is arranged, so that the device can collect residual glue on the gluing assembly through cooperation of structures such as a receiving box and a vibrator when needed; and according to the device, the distance between the conveying belt assembly and the gluing assembly can be adjusted through cooperation of structures such as an electric telescopic rod and a movable plate when needed, so that the working requirements under different conditions are better met, and then the working capacity of the device is improved.

The invention relates to the technical field of hydraulic couplers, in particular to an efficient multi-stage hydraulic coupler. The structure of the disc and the cavity groove is adopted, so that utilization of liquid kinetic energy is improved, loss in liquid flowing is reduced, efficiency is improved, the disc serves as a power transmission medium, full-load starting can be achieved, the starting time is prolonged, the initial starting torque of a prime motor is reduced, and the prime motor can start a working machine through the maximum torque; in the transmission process, impact can be relieved, torsional vibration can be isolated, overload protection is achieved, and the low overload coefficient and high efficiency are achieved.

The utility model discloses a powder feeding device of additive manufacturing equipment, which belongs to the technical field of additive manufacturing and comprises a powder storage barrel, a powder feeding component is mounted above the powder storage barrel, a mounting frame component is fixedly mounted on the outer side of the powder storage barrel, and a baffle component is fixedly mounted below the powder storage barrel. By arranging the position adjusting lifting device, a worker can adjust the left-right position and height of discharging to a certain degree through cooperation of a screw rod, a lead screw and other structures when needed, so that the working requirements under different conditions are better met, and the working capacity of the device is improved; by arranging the auxiliary stirring device, a worker can stir powder in the powder storage barrel through cooperation of the motor, the stirring blades and other structures when needed, so that the possibility that the powder in the powder storage barrel is coagulated due to extrusion and other reasons is reduced, normal operation of work is guaranteed, and the working efficiency is improved. And the practicability of the device is improved.

The utility model relates to the technical field of dies, and particularly discloses a wedge twisted tooth self-resetting die which comprises a die body, and a bearing assembly used for bearing a workpiece is arranged on the die body. The bearing assembly comprises a fixing plate, and a push plate is connected to the fixing plate in a sliding mode. The die body is provided with a driving mechanism used for driving the push plate to slide upwards, and the workpiece is pushed out. The driving mechanism comprises a trigger plate fixedly connected to the side wall of the mold body, a wedge-shaped groove is formed in the trigger plate, and the bearing plate and the fixing plate are connected into the wedge-shaped groove in a sliding mode through connecting pieces. And a driving unit for driving the push plate to slide horizontally is arranged on the mold body. The driving unit drives the fixing plate and the push plate to reset, at the moment, the push plate slides in the wedge-shaped groove in the trigger plate through the connecting piece so as to achieve resetting of the push plate, at the moment, die resetting can be achieved without using a spring, and therefore the service life of the die can be greatly prolonged.

The utility model discloses a multidirectional measuring device for engineering surveying, which belongs to the technical field of engineering surveying, and comprises a horizontal ruler, a connecting block is arranged above the horizontal ruler, a limiting sleeve is arranged above the connecting block, a range finder body assembly is arranged on the inner side of the limiting sleeve, a rotating block is arranged on one side of the range finder body assembly, and the rotating block is arranged on the other side of the range finder body assembly. A rotating shaft is installed on the inner side of the rotating block through a bearing, a plurality of bases are arranged below the horizontal ruler, and the horizontal ruler is connected with the connecting block through an anti-rotation lifting device. According to the utility model, the anti-rotation lifting device is arranged, so that a worker can prevent the range finder body assembly from rotating at will through the cooperation of a rubber layer, a rotating ring and other structures when needed; and a worker can adjust the height of the range finder body assembly through cooperation of a second screw rod, a supporting plate and other structures when needed, so that the working requirements under different conditions are better met, and the working capability of the device is improved.

The utility model relates to the technical field of sewage treatment, and particularly discloses a liquid sample separating device which comprises a shell, a mounting frame is mounted in the shell, a fixing frame is connected onto the mounting frame in a sliding manner, a second bracket is fixedly connected onto the fixing frame, and a plurality of groups of plastic cylinders are mounted on the second bracket; a first support is connected to the fixing frame in a sliding mode, a plurality of sets of magnetic bars are installed on the first support, and each magnetic bar is connected into the corresponding plastic barrel in a sliding mode. A driving part for driving the fixing frame to slide is arranged on the mounting frame; a separating piece is further arranged between the first support and the shell. The mounting frame is continuously driven by the driving part to slide upwards, and after the mounting frame slides to a set position, the first support and the second support are driven by the separating part to be gradually separated, so that in the continuous upward sliding stroke of the fixing frame, the first support and the second support can be continuously separated, namely, the magnetic bar can be separated from the plastic barrel.

The invention relates to the technical field of chip packaging, and particularly discloses electronic chip packaging equipment with a protection structure, the electronic chip packaging equipment comprises a rack and a working frame mounted on the rack, and the rack is provided with a transmission piece for conveying workpieces; the conveying part comprises a conveying belt rotationally connected to the rack, and a power mechanism used for driving the conveying belt to move is arranged on the rack. A plurality of sets of machining frames used for installing workpieces are installed on the conveying belt, a bearing plate is vertically connected to the working frames in a sliding mode through a power piece, and a dispensing mechanism used for dispensing operation is installed on the bearing plate. In the stroke that the power piece drives the bearing plate to slide upwards and the stroke that the linkage piece drives the extrusion plate to slide downwards, the extrusion plate drives the pressing block to slide downwards, the packaged workpiece is extruded through the pressing block, gaps in the middle of the whole chip are reduced, and therefore the chip can be packaged more firmly, and the chip packaging efficiency is improved. And a fault of the chip caused by a gap in a later period is avoided.

The utility model relates to the technical field of detection equipment, and specifically discloses a size detection device for automobile metal connectors, including a frame, a workbench is arranged on the frame, a tooling fixture for clamping a workpiece is installed on the workbench; fixed detection parts for detecting the workpiece are arranged on both sides of the workbench; a top detection camera is slidably connected to the top of the frame, and the top detection camera is slidably connected to the frame through a first servo mechanism; a detection slot is provided on the workbench, and a bottom detection camera is slidably connected to the inside of the frame through a second servo mechanism. The two fixed detection parts detect both sides of the workpiece, and then the first servo mechanism drives the top detection camera to slide on the frame, so that the top of the workpiece can be detected, and the bottom detection camera is driven to slide by the second servo mechanism, and the bottom detection camera detects the bottom of the workpiece to reduce the detection blind spot.

The utility model relates to the technical field of office supplies, in particular to an accounting box with a classification function, which comprises a bearing frame and a file rack mounted on the bearing frame, a first storage space is arranged in the bearing frame, and second storage spaces are arranged on two sides of the file rack so as to classify different files; clamping spaces are formed in the two sides of the file rack, an extrusion plate is slidably connected into each clamping space, a driving spring is arranged between each extrusion plate and the file rack, and the elastic force of the driving springs drives the extrusion plates to slide to clamp files placed in the clamping spaces. Therefore, when the file box works, the elastic force of the driving spring drives the squeezing plate to slide, files placed in the clamping space are clamped, the situation that the files are scattered is avoided, paper files are conveniently stored, meanwhile, the files are placed in the first storage space and the second storage space respectively, and confusion of the file box is avoided.

The utility model discloses a flexible package polymer lithium battery pack structure, which belongs to the technical field of lithium batteries and comprises a lithium battery assembly, a lower box seat is mounted above the lithium battery assembly, an upper box seat is mounted above the lower box seat, and a cathode wire inlet is arranged between the lower box seat and the upper box seat. A wire outlet is formed between the lower box base and the upper box base and located on one side of the negative wire inlet, a cooling fin is installed above the upper box base, and a buffer sealing device is arranged on the outer side of the lithium battery assembly; according to the utility model, the buffer sealing device is arranged, so that the structure can reduce the influence caused by external vibration through the cooperation of the small damper and the elastic rubber frame, and can drive the air around the cooling fins to flow through the fan, thereby ensuring the normal operation of the cooling work; and external impurities and moisture can be prevented from entering the cathode wire inlet and the cathode wire outlet through the sealing sleeve when the structure does not work, so that the working capability of the structure is improved.

The utility model discloses a quick wiring device for laboratory equipment installation, which belongs to the technical field of laboratory equipment installation and comprises a second fixing clamp, a first fixing clamp is rotatably connected above the second fixing clamp, and a connecting assembly is mounted on one side of the second fixing clamp and one side of the first fixing clamp. The top of the second fixing clamp and the bottom of the first fixing clamp are each provided with two protective pads, two fixing plates are arranged below the second fixing clamp, and threaded holes are formed in the inner sides of the fixing plates. By arranging the lifting fixing device, a worker can adjust the height of structures such as a second fixing clamp to a certain degree through matching of structures such as a lead screw and a connecting frame when needed, so that the working requirements under different conditions are better met; and a worker can temporarily fix the device through cooperation of a screw rod, a suction cup and other structures when needed, and then the working capacity of the device is improved.

The utility model discloses a fireproof door with a smoke exhaust structure, which belongs to the technical field of fireproof doors and comprises a fireproof door body, fireproof glass is fixedly mounted on the inner side of the fireproof door body, and a smoke exhaust channel component is fixedly mounted on the inner side of the fireproof door body and positioned above the fireproof glass. A glass frame is arranged at the position, close to the center, of the smoke exhaust channel assembly, and a closed smoke exhaust device is arranged at the position, located on the outer side of the smoke exhaust channel assembly, of one side of the fireproof door body. Through the arrangement of the closed smoke exhaust device, a user can stop smoke exhaust through the cooperation of the closed shell, the movable plate and other structures in a fire disaster, so that the situation that ventilation in the door is poor is better handled, and the user can accelerate the smoke exhaust speed through the cooperation of the draught fan, the connecting pipe and other structures when needed; and therefore, the working requirements under different conditions are better met, and the working capacity of the fireproof door is improved.

The utility model discloses a novel water treatment dissolved air flotation machine's slag scraping device belongs to water treatment technical field, including the bulkhead subassembly, the bulkhead subassembly fixed mounting is in the inside of main box, and one side fixed mounting of main box has the liquid outlet pipe, and the top of main box is provided with the slag scraping plate subassembly, and the top of main box and be located the position fixed mounting of the slag scraping plate subassembly one side baffle, and the top of liquid outlet pipe is provided with separation sterilization device, and the central position of baffle is provided with drying lighting device, the utility model discloses a separation sterilization device is set up, so that staff can need time through the cooperation of filter screen and pressing plate etc. structure to the solid -liquid separation of dirt, thereby better satisfied the work need of different situations, and staff can need time through the cooperation of germicidal lamp and quartz glass shell to the certain sterilization treatment of dirt, and then improved the work capacity of device.

The utility model discloses automatic debugging equipment for an isolator, which belongs to the technical field of signal isolator debugging and comprises a bottom plate, a plurality of pulleys are arranged below the bottom plate, the bottom plate is connected with the plurality of pulleys through a plurality of connecting blocks, a debugging assembly is arranged above the bottom plate, an electrical cabinet is mounted on one side, close to the bottom plate, of the debugging assembly, and the electrical cabinet is connected with the bottom plate. A power switch is installed on one side of the electrical cabinet, the bottom plate and the debugging assembly are connected through a lifting buffer device, and an isolation protection device is installed on the outer side of the debugging assembly. According to the utility model, through the arrangement of the lifting buffer device, the height of the debugging assembly can be adjusted to a certain degree through the cooperation of the lifting plate, the first screw and other structures when needed, so that the working requirements under different conditions can be better met; and the equipment can buffer external vibration to a certain degree through cooperation of a damper and an elastic rubber frame when needed, and then the working capacity of the equipment is improved.

The utility model discloses a loading type multi-rotor unmanned aerial vehicle, which belongs to the technical field of unmanned aerial vehicles and comprises a multi-rotor body assembly, a dry powder box is arranged below the multi-rotor body assembly, two connecting rods are mounted between the multi-rotor body assembly and the dry powder box, and a stirring mechanism is mounted at the position close to the center of the dry powder box. A feeding mechanism is installed on one side of the dry powder box, a powder discharging assembly is arranged below the dry powder box, a plurality of supporting mechanisms are arranged on the outer side of the powder discharging assembly, an expansion filtering device is installed on the outer side of the dry powder box, and a stable supporting device is installed below the supporting mechanisms. According to the unmanned aerial vehicle, the capacity expansion filtering device is arranged, so that the capacity of the unmanned aerial vehicle for dry powder can be expanded through cooperation of the motor, the moving box and other structures when needed, the working requirements under different conditions are better met, and the unmanned aerial vehicle can prevent caked dry powder from entering the powder discharging assembly through filter cloth; and the working capability of the unmanned aerial vehicle is improved.

The utility model discloses a novel water heater display module, which belongs to the technical field of water heaters and comprises a bottom plate component, a connecting plate is arranged on one side of the bottom plate component, a water heater display panel body is mounted on one side, far away from the bottom plate component, of the connecting plate, and a cover plate component is arranged on one side, far away from the connecting plate, of the water heater display panel body. A shaft column is installed at the top of the cover plate assembly, glass is installed at the position, close to the center, of the cover plate assembly, and the connecting plate and the shaft column are connected through a cleaning and drying device. According to the water heater display panel, the cleaning and drying device is arranged, so that a worker can clean the water heater display panel body through cooperation of a pulling plate, cleaning sponge and other structures when needed, and therefore the difficulty of cleaning work is lowered; and the module can conduct drying treatment on the periphery of the water heater display panel body through cooperation of a silica gel drying agent, a separation net and other structures when needed, and then the practicability of the module is improved.

The application relates to the technical field of pathogen concentration equipment, and particularly discloses a sewage pathogen concentration device which comprises a device body and a conical centrifugal cylinder rotationally connected in the device body, the inside of an extension end is respectively provided with an adapter frame and a connecting frame on the two sides, an installation space for installing a collecting bag is formed between the adapter frame and the connecting frame, fasteners for fixing the collecting bag are slidably connected on the two sides of the bottom of a positioning frame, a trigger is also slidably connected on the positioning frame, and the trigger and the fasteners are transmissionally connected through a linkage. When the conical centrifugal cylinder rotates, centrifugal force drives the trigger to slide away from the conical centrifugal cylinder, and the linkage drives the two fasteners to abut against the two sides of the collecting bag, so that the stability of the collecting bag during work can be further improved, the collecting bag can be prevented from falling off under the action of the centrifugal force, and the collection of the pathogen sample can be smoothly completed.

The utility model discloses a plant medicine's cleaning and remove the device of impurity belongs to medicinal material processing technical field, including box body subassembly, the central position of box body subassembly is installed stirring assembly, and the top of box body subassembly is installed seal cover, and the top of seal cover is provided with handle, and seal cover and handle are connected through impurity removal device between, the utility model discloses a setting impurity removal device makes staff can when needing through the cooperation of filter screen and mobile box etc. structure removes the impurity in plant medicine, thereby guarantees the normal operation of cleaning work, and further improved the working capacity of device, the utility model discloses an auxiliary drying device through setting, and staff can when needing through the cooperation of separating net and fan etc. structure to the plant medicine after cleaning is carried out auxiliary drying, thereby better satisfied the work need of different situation, and further improved the practicability of device.

The utility model discloses an efficient squeezing device for jam production, which belongs to the technical field of jam production and comprises a shell, a top cover is mounted above the shell, a squeezing component is mounted below the top cover and positioned on the inner side of the shell, and a filter plate is mounted on the inner side of the shell and positioned below the squeezing component. A storage bin is installed on one side of the shell, a sealing assembly is installed at the edge position of the side, close to the storage bin, of the shell, a discharging assembly is installed at the position, located below the storage bin, of one side of the shell, a cleaning treatment device is installed on the outer side of the storage bin, and a storage sterilization device is installed below the shell; according to the fruit cleaning device, the cleaning treatment device is arranged, so that the device can spray and clean fruits to a certain extent through cooperation of structures such as a pump body and a spray head when needed, the working requirements under different conditions are better met, and the working capacity of the device is improved.

The utility model discloses a conveying device of a straightening machine, which belongs to the technical field of air conditioner mesh enclosure steel wire straightening and comprises a fixing component, a support frame is arranged on one side of the fixing component, a bearing component is mounted on the inner side of the support frame, and a plurality of extrusion wheels are mounted on the inner side of the support frame and positioned on one side, far away from the fixing component, of the bearing component. Conveying pipes are installed on the two sides of the supporting frame correspondingly, two connecting columns are installed below the supporting frame, and a lifting moving device is installed below the fixing assembly and the two connecting columns. By arranging the lifting and moving device, a worker can adjust the height of a fixing assembly and other structures to a certain degree through cooperation of a lifting frame, a screw and other structures when needed, and the worker can move the device through brake wheels; and in addition, external vibration can be buffered to a certain degree through cooperation of an elastic rubber frame and a damper, and then the working capacity of the device is improved.

The utility model relates to the technical field of sewage treatment, and particularly discloses a novel sewage concentrator which comprises a concentrator body, the concentrator body is provided with an installation space, and a bearing plate is slidably connected in the installation space; a fixing frame is fixedly connected in the mounting space, and a clamping assembly used for fixing the bearing plate is arranged in the fixing frame; the clamping assembly comprises a plurality of clamping rods slidably connected to the fixing frame, and a driving piece used for driving the clamping rods to slide is arranged in the fixing frame. The concentrator body is rotationally connected with a protective door, and the fixed frame is provided with a trigger unit connected with the driving piece. According to the concentrator, the bearing plate can be fixed without an additional fixing assembly, the operation process is simple and convenient, the concentrator body is provided with the locking assembly for fixing the protective door, and after the protective door is closed, the locking assembly fixes the protective door, so that the state of the bearing plate can be fixed, and the use efficiency of the concentrator is further improved.

The invention relates to the technical field of soil pollution monitoring, and particularly discloses a device for collecting volatile mercury in polluted soil, which comprises a mounting cylinder, a plurality of groups of turbine fan blades rotationally connected to the mounting cylinder, and a top plate, and the plurality of groups of turbine fan blades are rotationally connected with the top plate; a connecting shaft is mounted on the top plate, and a sampling mechanism for sampling operation is arranged at the bottom of the connecting shaft; the sampling mechanism comprises a connecting cylinder mounted on the mounting cylinder, a base is arranged at the bottom of the connecting cylinder, a connecting plate is slidably connected to the connecting cylinder, and a collecting unit is arranged between the connecting plate and the base; a plurality of groups of air inlet holes are formed in the base, and a plugging mechanism is arranged between the connecting plate and the base. And after the sampling operation is completed, the gas inlet hole is blocked by the blocking mechanism, so that the gas volatilization after the sampling is completed is avoided, the practicability of the sampling device can be further improved, and the working requirements are met.

The utility model discloses a drainage structure of an engineering vehicle air conditioner, which belongs to the technical field of engineering vehicle air conditioners and comprises a water inlet pipe, an upper pipe body is mounted on one side of the water inlet pipe, a lower pipe body is mounted below the upper pipe body, filter cartridge components are mounted on the inner sides of the upper pipe body and the lower pipe body, and a water outlet pipe is mounted on one side of the lower pipe body. Through the arrangement of the lifting shifting device, a worker can adjust the overall height and length of the structure to a certain degree through cooperation of a lifting box, a net-shaped block and other structures when needed, so that the working requirements under different conditions are better met, and the working capacity of the structure is improved; according to the utility model, the temporary storage device is arranged, so that the structure can temporarily store water to a certain extent through the matching of the storage box, the valve and other structures when needed, thereby better meeting the working requirements under different conditions, and further improving the practicability of the structure.

The utility model discloses a main shaft pre-milling mechanism with a tool magazine, which belongs to the technical field of pre-milling processing and comprises a mounting table, a pre-milling seat is arranged above the mounting table, a pre-milling unit is mounted at the top of the pre-milling seat, and a pre-milling tool magazine is mounted above the mounting table and on one side of the pre-milling seat. A plurality of mounting plates are arranged below the mounting table, and threaded holes are formed in the positions, close to the centers, of the mounting plates; according to the utility model, the displacement collecting device is arranged, so that a worker can adjust the position of the pre-milling unit to a certain extent through the matching of structures such as the first screw rod and the movable frame when needed, and the working requirements under different conditions can be better met; and the mechanism can collect debris and other objects generated in the pre-milling process through cooperation of a fan, a filter screen and other structures when needed, so that the possibility that the surroundings are affected by adverse effects is reduced, and then the practicability of the mechanism is improved.