116 results about "Processing Site" patented technology

The invention discloses a multifunctional cutting base and a cutting method for a large fan casting, and relates to the technical field of casting cutting machining.The base comprises a self-adaptive supporting platform, a combined type damping assembly, a vibration control unit and a chip and oil mist recycling unit; the self-adaptive supporting platform is attached to the bottom of a casting through a plurality of spherical hinge universal planes with angles and heights adjusted hydraulically to form a profiling supporting face so as to achieve multi-point self-adaptive clamping. The combined type damping assembly conducts damping adjustment along with machining vibration dynamic response through the damping unit in cooperation with the vibration control unit, and the machining posture of the casting is stabilized. The cuttings and oil mist recovery unit is used for synchronously collecting and separating dust, metal cuttings and cooling oil liquid generated in the turning process through a liquid-solid separation module, a dust hood with a negative pressure suction function and a chip removal channel; the clamping stability and the machining precision of the large casting are effectively improved, the machining site environment is improved, and the problem that an existing large casting machining platform affects the casting machining state is solved.

Provided herein is a method for processing a split transaction, including generating or accessing an MPQR code, enumerating the transactors, assigning a split payment amount to each transactor, displaying the MPQR code in a scannable location, scanning the MPQR code by a mobile computing device of each transactor, generating a personalized visual representation of the MPQR code for each transactor and displaying it on their mobile devices with a hyperlink to that transactor's payment processing site, debiting the split payment from each transactor, holding in escrow the split payments until the transactors collectively remit the total transaction amount, and, after the transactors have collectively remitted the total transaction amount, transferring the split payments to the merchant.

The invention relates to the technical field of blast furnace raw material anomaly monitoring, and discloses a blast furnace raw material anomaly coping method and device, computer equipment and a storage medium, and the method comprises the steps that a pre-constructed case library is imported, and the case library comprises historical case data and raw material anomaly standards; collecting raw material quality data at the current moment; judging whether the raw material quality data at the current moment is abnormal or not according to the raw material abnormal standard; when the raw material quality data at the current moment is abnormal, retrieving the case library to obtain an approximate case most similar to the raw material quality data; and reusing or modifying the approximate case to generate a corresponding measure corresponding to the raw material quality data. According to the method, the specific conditions of the blast furnace raw material abnormity are rapidly analyzed and classified, corresponding response operation suggestions are proposed in combination with previous response experience, the working efficiency of a blast furnace raw material abnormity processing site is greatly improved, and finally, the whole-process closed-loop processing of raw material abnormity monitoring, response and summarization and induction is achieved.

The invention provides a heterogeneous multi-agent autonomous collaborative optimization method for production and maintenance integrated scheduling of a mixed flow manufacturing workshop. The heterogeneous multi-agent autonomous collaborative optimization method comprises the steps of limited buffer region constraint, feature screening, heterogeneous multi-agent and the like. The method is optimized on the basis of a TD3 algorithm, and comprises the following steps: firstly, constructing a heterogeneous multi-agent according to the characteristics of each processing site; secondly, in order to improve effective characterization of feature extraction, a feature screening mechanism based on NSGAIII is designed; and finally, in combination with the actual scheduling condition of the mixed-flow manufacturing workshop and aiming at the actual situation that the performance of the scheduling rule of the first-selected workpiece and the second-selected machine is poor, a composite scheduling rule based on the first-selected machine and the second-selected workpiece is adopted. According to the method provided by the invention, the effectiveness and superiority of the NSGAII-MATD3 algorithm are respectively demonstrated by comparing a traditional single scheduling rule, a feature-free screening MATD3 algorithm and five advanced deep reinforcement learning algorithms.

The invention relates to the technical field of scheduling management, in particular to a product line processing site point-to-point scheduling system and method based on image recognition, and the system comprises a workpiece surface feature monitoring module, a processing progress calculation module, a priority dynamic adjustment module, a station load calculation module and a circulation path scheduling module. According to the method, through continuous collection and analysis of workpiece surface features, the texture uniformity and deviation condition are calculated, the machining progress is dynamically calculated in combination with the texture change trend, the accuracy of progress evaluation is improved, error quantitative analysis is combined with production rhythm data, and the production rhythm and the quality standard are synchronously optimized; adjustment is carried out in combination with the load distribution condition of each station, priority distribution is optimized according to the actual state, circulation path adjustment is carried out in combination with the station load state under the condition that the load is too high or too low, procedure connection is more flexible, the overall efficiency of a production line is improved, and the stability of production circulation of a product line body machining site is ensured.

The invention belongs to the technical field of ultra-precision machining, and discloses a constant-energy laser-assisted curved surface machining method and system.The method comprises the steps that the inclination angle between a laser beam and an incident plane is adjusted, and the laser beam is made to be emitted out of the front tool face of a diamond tool; based on the curved surface machining cutting track, the acting position of a diamond cutter arc in each machining site is determined, and the laser beam offset distance is obtained; laser focus position compensation is conducted based on the laser beam offset distance, so that any machining site obtains laser assistance; a mapping relation model between the laser power and the material softening temperature corresponding to different machining sites is obtained through simulation; acquiring actual laser power required by all processing sites based on the mapping relation model; and according to the actual laser power, all the machining sites of the to-be-machined area are sequentially subjected to laser-assisted machining. By means of the method, the effect of improving the surface quality and surface shape precision of machining of the hard, brittle and difficult-to-machine material curved surface optical element can be achieved.

The utility model discloses an environmentally friendly wire surface treatment device in the environmentally friendly wire processing technology industry. It comprises a main mounting seat, a motor mounting box is bolted to the front and rear ends of the upper part of the main mounting seat, a rotating motor is installed inside the motor mounting box, the front end of the rotating motor is connected to the mounting frame, a clamping block is installed on the mounting frame, an L-shaped mounting column is bolted to the upper middle part of the main mounting seat, a driving seat is installed at the lower end of the L-shaped mounting column, a screw rod is installed in the driving seat, a cylinder is installed below the screw rod, a connecting block is installed below the cylinder, and a waste chip collection box is placed below the main mounting seat. This device uses a rotating motor to drive the environmentally friendly wire to rotate, so that the surface of the environmentally friendly wire is polished by a grinding block to remove burrs and dirt on the wire surface, which greatly improves the surface treatment efficiency and saves manpower; the coordinated installation of the leakage groove and the waste chip collection box allows the waste chips generated after polishing to flow into the waste chip collection box through the guide plate, realizing the centralized collection of waste chips and making the processing site cleaner.

The utility model provides a kind of label paper corner processing device, it is related to label paper corner processing auxiliary device technical field, to solve the problem that existing label paper corner processing is completed after forming waste, existing waste collection structure for label paper corner processing is designed with fixed structure and located in the side of processing equipment, waste spills in processing site and does not fall in collection structure, cause the problem of dirty and messy in processing site, including collection box, the left side swing joint of collection box has auxiliary box, the auxiliary box is symmetrically distributed in the left side of collection box, the bottom of collection box and auxiliary box is equipped with universal wheel, the left side of collection box is provided with chute, the right side fixed connection of auxiliary box has sliding block, the sliding block can be slidably arranged in chute, the right side of collection box is equipped with handle.

The application belongs to the technical field of fabricated building process, and particularly relates to a curtain wall large keel fabricated installation construction process based on BIM technology and 3D scanning technology, and the specific steps are as follows: 3D scanning technology is used to perform three-dimensional scanning on the construction site, and collect and input various data information of the construction site; BIM technology is combined to model the project, and material shape data, size information and part matching data are extracted; after the data is extracted, the keel components of different shapes and sizes are grouped and numbered one by one, and then the curtain wall large keel is produced in the factory; after the keel component is processed, it is directly transported to the processing site and installed according to the number, and the keel and the base are screwed during installation, so that the installation is completed, the application can simplify the installation steps, does not need to repeatedly adjust and cut the keel, improves the installation speed, and further shortens the construction period, while ensuring the engineering quality, and reduces the management cost.

The present invention relates to the field of industrial intelligent production, and specifically, it is an edge collaborative data distribution method applied to the industrial Internet of Things. It includes: deploying a pre-trained shallow neural network and a deep neural network at the local terminal device and the edge side at the industrial processing site respectively; building a system model closer to the actual application scenario considering the data processing capabilities and processing times of different devices; dynamically selecting the optimal data distribution method according to the system model. The present invention can customize appropriate data distribution decisions for machine learning tasks to shorten the system data processing time and can effectively adapt to the industrial production requirements.

The utility model discloses a prefabricated reinforced concrete pipe gallery which comprises a pipe gallery body, and a mounting groove and a first sealing groove are formed in a port of one end of the pipe gallery body in the circumferential side direction. A mounting protrusion matched with the mounting groove and a second sealing groove corresponding to the first sealing groove are arranged at a port of the other end of the pipe gallery body. Fixing blocks are arranged on the peripheries of the two ends of the pipe gallery body, mounting holes are formed in the fixing blocks, and the center lines of the mounting through holes are parallel to the center line of the pipe gallery body. The installation efficiency of the underground pipe gallery can be effectively improved, and meanwhile raw material storage and processing sites can be reduced.

The utility model relates to the lubricating device field of counterbore processing equipment discloses a kind of automatic counterbore processing lubricating grease dispensers, including tank body and feeding port, the feeding port outer wall is established in tank body left side outer wall, the tank body right end is fixedly connected with discharge port, the tank body right side is fixedly connected with connecting seat, the connecting seat is connected with connecting port by fixed assembly, the tank body left end is fixedly connected with fixed block, the fixed block left side upper end is slidably connected with button, the tank body is internally provided with screw rod, the screw rod right end is fixedly connected with scraper, the screw rod left side outer wall is provided with pusher assembly. In the utility model, the fixed transmission number can be used to realize the quantitative discharge of lubricating grease, solve the problem of insufficient filling of processing site caused by viscous residue, and ensure the lubrication demand of counterbore. It also has the advantage of quick release, simplifies the disassembly and assembly of connector, is automatically stable after installation, is one-way sealed and leak-proof when not connected, effectively improves the practicality and economy of the device.

The utility model discloses a sterilization dryer for food can processing, and belongs to the technical field of food can processing. The sterilizing and drying machine for food can processing has the advantages that the production efficiency is improved, the operation process is simplified, the space is saved, and the occupied area is small, and the food can can be fixed by inserting the food can among the four limiting blocks; the food cans can be sterilized with high-temperature water by controlling the driving motor to drive the placement plate to move downwards, and the multiple drying fans can be driven to reciprocate by controlling the reciprocating motor, so that water stains on the surfaces of the sterilized food cans are dried. Tedious steps of multi-equipment operation and frequent switching in a traditional mode are avoided, the frequency and complexity of manual operation are reduced, the production efficiency is greatly improved, meanwhile, the device is more compact in structure, the occupied area of the equipment in a workshop is reduced, and the device is particularly suitable for a machining site with limited space.

The utility model relates to the technical field of hardware fitting hot pressing devices, in particular to a hardware fitting machining hot pressing device which comprises a base, a material pressing seat is arranged on one side of the base, a cooling seat is arranged on the other side of the base, and a machining disc is rotationally connected to the top of the base. A plurality of sets of machining stations are fixedly connected to the top of the machining disc at equal intervals, heating plates are arranged on the two sides of each machining station, a push rod is arranged at the top of the base, and a rotating disc is arranged on the side, away from the machining stations, of the push rod. According to the hot-pressing device for hardware fitting machining, the driving structure, the guide rail, the push rod and other parts are arranged, the full-automatic discharging process of fittings is achieved, the production efficiency of the device is greatly improved, the sun gear and the rotating shaft of the device are connected through the spline, and the requirement for the number of actual machining stations can be met. Sun gears with different sizes can be conveniently replaced, and the applicability and the flexibility of the device are improved.

The invention relates to the technical field of steel rail processing, in particular to a calibration method for steel rail fixed-length processing, which comprises the following steps: a, a fixed-length sample rail is manufactured, the calibration length value of the fixed-length sample rail is L1, and the material of the fixed-length sample rail is the same as that of a processed steel rail; b, on a steel rail machining site, at the real-time temperature of the machining site, firstly, the real-time length value L2 of the sample rail with the fixed length is measured through the steel rail measuring scale, the real-time measurement compensation value L3 of the steel rail measuring scale is obtained, and L3 = L2-L1; then the real-time length value L4 of the machined steel rail is measured through the steel rail measuring scale, the calibrated length value of the machined steel rail is L5, and L5 = L4-L3; according to the calibration method, thermal expansion and cold contraction of the steel rail along with the change of the environment temperature are considered, and real-time measurement compensation values at different environment temperatures on site are measured, so that the error of the calibration length value of the processed steel rail is remarkably reduced, the precision of the calibration length value of the processed steel rail is improved, and the method is convenient to implement on the steel rail processing site.

The present invention belongs to the technical field of clothing processing equipment, and specifically relates to a wire-free bra processing equipment. Through the setting of a stripping mechanism, in the process of operating a punching machine to perform punching processing, the cup can be automatically demoulded and lifted in accordance with the adjustment direction of the punching machine after punching, and quickly reset after lifting to meet the needs of subsequent continuous processing; the setting of the cleaning mechanism can guide and clean the residue generated after the punching is completed while connecting and positioning the punching knife, thereby improving the cleanliness of the processing site and facilitating the subsequent recycling of waste materials.

The utility model belongs to the technical field of crankshaft connecting rod machining, and particularly relates to an overturning mechanism for engine crankshaft connecting rod machining, which comprises an equipment body with a machining position at the top, a rotatable frame is transversely arranged in the machining position, and two clamping mechanisms are symmetrically arranged in the frame. A clamping space used for clamping a crankshaft connecting rod is formed between the two clamping mechanisms, a liftable supporting plate is arranged below the frame and can abut against the bottom of the crankshaft connecting rod in a lifting mode, and the crankshaft is horizontally placed in the clamping space based on lifting. According to the device, the liftable supporting plate is additionally arranged, the crankshaft connecting rod can be horizontally supported through the supporting plate before being clamped, the side face of the crankshaft connecting rod can be conveniently located on the machining horizontal plane, and the machining precision of the turning face of the device is improved.

A method and system for optimizing the allocation of steel bar and section steel processing personnel provided by the present application perform re-identification and tracking of materials and personnel on the first video image of the section steel processing site through a pre-trained material re-identification model and a personnel re-identification model, automatically determine the processing requirements of section steel materials in each section steel processing operation area and the status of each processing personnel according to the re-identification results, and then automatically allocate processing personnel to perform processing operations. In this way, the timeliness of the allocation of section steel processing personnel is effectively improved, and the risk of allocation errors can be reduced.

The application discloses a kind of hollow glass production intelligent monitoring and fault early warning system, it is related to glass production monitoring technical field, the technical means of this application is adopted digital twin simulation, multi-physical dimension feedback diagnosis and process knowledge graph causal closed loop update, can realize the advanced intervention of sealing glue quality hidden danger and self-learning optimization of process parameter, break the hysteresis of traditional process dependence after detection, so that production system can implement targeted pressure and heat pre-compensation to potential failure point, improve the reliability of hollow glass initial sealing from mechanism level, multidimensional real-time feedback not only improves the robustness evaluation precision of production process, also provides non-contact fault early induction factor positioning ability for processing site, reduces the shutdown risk caused by equipment sudden failure, based on the adaptive learning ability of measured data chain, ensure that process decision path is constantly optimized with the growth of service time.

This invention provides a method for the oblique sliding construction of ultra-high, large-span roof steel trusses, belonging to the field of building construction technology. The method involves fixing a sliding track support frame between the ultra-high, large-span roof steel truss and its installation position; construction personnel constructing a three-dimensional model based on the structure and position of the sliding track support frame and the structure of the ultra-high, large-span roof steel truss to simulate the installation of the sliding track, and then fixing the sliding track to the sliding track support frame; the ultra-high, large-span roof steel truss being assembled in sections at the processing site and then hoisted to the assembly platform for final assembly; and finally, the assembled ultra-high, large-span roof steel truss sliding track being moved to the installation position of the ultra-high, large-span roof steel truss and fixed therein. This method solves the problems of long construction periods, low construction efficiency, and difficulty in ensuring construction quality associated with existing high-altitude assembly methods for ultra-high, large-span roof steel trusses.

The application discloses a kind of super high-rise facade diamond body curtain wall construction methods, its construction method includes the following steps: S1, modeling;S2, model review correction;S3, vertical keel installation;S4, main keel installation: main keel includes multiple mutually connected keel support, multiple keel support are connected with construction building fixedly, each section keel support is preassembled in processing site;S5, first construction section curtain wall installation: according to the height of construction building, construction building is divided into multiple construction sections, assuming that first layer to N layer is first construction section, then set up protection mechanism at the N+3 layer of construction building, set up curtain wall installation mechanism at the N+2 layer to install curtain wall to the floor of first construction section;S6, other construction section curtain wall installation: for other construction section construction building, install glass curtain wall close to construction building by installation mechanism, installation mechanism can be moved to the top of construction building to fix and seal glass curtain wall towards the side away from the outer wall of construction building.

The utility model discloses automatic cutting and glue dipping equipment for a textile net pipe, which comprises a textile net pipe feeding mechanism for feeding the textile net pipe, and a left high-frequency vibration mechanism and a right high-frequency vibration mechanism which are respectively mounted on two sides of the top of a mounting frame and are used for clamping, conveying, glue dipping and spinning the textile net pipe, a cutting mechanism is fixedly mounted in the middle of the top end of the mounting frame, a material pulling mechanical arm is further mounted on the right side of the top of the workbench, and a drying mechanical arm used for discharging the textile net pipes dipped with glue is further fixedly mounted on the top of the conveying belt; a complete automatic processing system is formed by the textile net pipe feeding mechanism, the workbench and all working mechanisms on the workbench, the whole processing process is compact and orderly due to the integrated design, the defects that in the traditional technology, procedures are dispersed, and a plurality of platforms are needed for operation are overcome, the processing site is greatly saved, and the production efficiency is improved. And the site cost is reduced.

The utility model relates to the technical field of cotton ginning machines, in particular to a cotton ginning machine convenient to move, which comprises a main machine shell, a scutching roller main body, a sawtooth blade group, a power device and a limiting main body, a blanking plate is fixedly connected to the bottom of the right side of the main machine shell, and a wheel group is mounted at the bottom of the main machine shell; a power device is installed on the left side in the main machine shell, a sawtooth piece set is installed on the right side in the main machine shell, a rib set is arranged on the right side of the sawtooth piece set, a scutching roller body is arranged above the sawtooth piece set, and the sawtooth piece set and the scutching roller body are both installed in the main machine shell. According to the cotton ginning machine, through the arrangement of the upper main plate, the side plates, the partition plate, the lower main plate, the transverse plate, the baffle and the wheel set, the cotton ginning machine can be conveniently moved under the action of the wheel set, so that the cotton ginning machine can be flexibly moved in a field or a processing site and can be easily driven in different terrains, and the stability of the cotton ginning machine in the running process is ensured.

The application discloses a device control method and system, which is applied to the technical field of automatic control. The application can remotely configure any processing device by means of a terminal device, and an operator is not required to configure the processing device on a processing site. In addition, the terminal device sets processing track data and corresponding processing process parameters by referring to the three-dimensional structure of a product processed by the processing device, so that the processing track and the processing parameters are more suitable for the product processed by the processing device, and thus the processing precision can be improved. The terminal device remotely sends the processing track and the processing process to the processing device, so that the processing device can automatically complete the configuration and processing process, and the whole process does not require manual participation on the site, and therefore the manual error can be reduced, and the parameter configuration and processing efficiency are improved.

The invention relates to the field of paper pulp processing, in particular to a paper pulp processing technology. The paper pulp processing technology has the beneficial effects that when wood of a paper pulp raw material is cut, the cut wood is conveniently collected, so that the situation that the tidiness of a processing site is affected by scattering of the cut wood is prevented, and the risk that workers nearby are injured by a large wood after the large wood is cut is prevented. According to the technical scheme, the paper pulp processing device comprises a discharging ship and a butt joint pipe fixedly connected to the right side of the discharging ship, an arc-shaped seat is fixedly connected to the right side of the bottom of the discharging ship, a material receiving frame is fixedly connected to the arc-shaped seat, a feeding hole is formed in the front side of the material receiving frame, and the butt joint pipe is fixed and communicated to the feeding hole; a rotating rod is rotationally connected to the middle of the left side of the receiving frame, a cutter frame is fixedly connected to the right side of the rotating rod, and a plurality of cutters are evenly arranged on the cutter frame in the circumferential direction.

This invention provides a method for processing steel structure box-type components, belonging to the field of steel structure processing technology. The method includes: pre-processing the steel plate, including cleaning surface impurities and removing rust; leveling the steel plate using specialized leveling equipment to ensure flatness; cutting the steel plate and component plates according to design drawings using CNC cutting equipment; performing secondary leveling on the cut components to eliminate deformation generated during cutting; setting up a jig at the processing site and placing a ground layout line on the jig to provide a reference for subsequent assembly; positioning and placing the bottom panel of the box-type column according to the ground layout line; assembling the internal partitions and web plates sequentially according to design requirements and spot welding for fixation; performing overall welding of the box-type component using submerged arc welding to ensure the integrity and strength of the structure; and performing end milling on the welded box-type component to complete the processing. This method solves the technical problems of existing technologies that hinder the improvement of product quality and production efficiency.

The utility model provides a novel porcelain clay filters vibrating screen, including screen main part, the support mechanism of supporting screen main part, and the drive mechanism of driving screen main part, still include the fine aggregate collection car of the fine material discharge gate below is received, and the positioning mechanism of positioning fine aggregate collection car, in actual processing, fine aggregate collection car moves to the fine material discharge gate below receiving the fine material of screening from the guide rail below screen main part in the direction of movement, first limiting part is stopped in the front of fine aggregate collection car and is limited, avoids fine aggregate collection car to continue advancing, second limiting part is stopped in the back of fine aggregate collection car and is limited, avoids fine aggregate collection car to appear the situation of retreating, first limiting part and second limiting part ensure that fine aggregate collection car is in the accurate position below fine material discharge gate and carries out accurate stable aggregate action, and fine material also can not scatter, ensure that the processing site is neat, therefore, the utility model has the advantages such as ensuring aggregate efficiency and accurate stability.

The utility model provides a full-automatic medium-pressure block stepped hole drilling machine which comprises a rotating disc, a plurality of machining positions are distributed on the rotating disc in the circumferential direction at equal intervals, and a tool is arranged on each machining position and used for containing a workpiece. A feeding device, a stepped hole drilling device, a drilling device, a chamfering device and a discharging device are sequentially arranged in the rotating direction of the rotating disc. The loading device is connected with the feeding device; the tool comprises at least two first placing grooves; the feeding device comprises a base, a sliding block, a telescopic air cylinder and a material pushing piece. The feeding device comprises a feeding channel. The base comprises at least two discharging ports and a feeding port, and the discharging ports are in butt joint with the first containing groove. The sliding block is installed on the base in a sliding mode and comprises a second containing groove. The telescopic air cylinder drives the sliding block to slide, and the sliding block drives the second containing groove to be switched between the discharging port and the feeding port. The second containing groove is in butt joint with the discharging port, and materials are fed through the material pushing piece. The second containing groove is connected into the feeding port in an aligned mode, and feeding is conducted through the feeding channel.

The invention discloses a method, a device and equipment for determining a residual stress field of a thick plate blank. Comprising the following steps: fixing a to-be-measured thick plate blank on a numerical control machine tool processing table top according to a specified mode, and determining an initial coordinate of the to-be-measured thick plate blank; determining the grooving processing depth of the to-be-measured thick plate blank, and determining a grooving deformation sequence according to the grooving processing depth and the initial coordinates; and determining the residual stress field of the to-be-measured thick plate blank according to the grooving processing depth and the grooving deformation sequence. A to-be-measured thick plate blank is fixed to a numerical control machine tool machining table top according to a cantilever structure, the to-be-measured thick plate blank is gradually machined according to the grooving machining depth to obtain a grooving deformation sequence, and finally the grooving machining depth and the grooving deformation sequence are combined with a stress reverse algorithm to determine residual stress distribution. Measurement of the residual stress field of the blank is achieved on a structural part machining site, quantitative characterization is provided for factory inspection of the blank, and data input is provided for evaluation and prediction of subsequent machining deformation and numerical control process design.

The invention discloses a material crushing device for gypsum board production, and relates to the technical field of gypsum board production. Comprising a fixed box; the crushing mechanism is arranged on the outer side of the fixing box and used for crushing the materials, the crushing mechanism comprises a crushing part and a grinding part, the crushing part is arranged on the outer side of the fixing box and used for crushing the raw materials, and the grinding part is arranged in the crushing part and used for grinding the raw materials; and the collecting mechanism is arranged on the outer side of the fixed box and used for storing the crushed raw materials. Through the arrangement of a first sealing piece and a second sealing piece, through the cooperation of a connecting barrel, a second spring, a connecting plate, a telescopic plate, a sliding plate, a baffle and a first spring, materials are blocked in the using process, and the situation that in the process of separating a storage box from a connecting pipe, the storage box is separated from the connecting pipe is avoided; and dust escapes through a gap between the storage box and the connecting pipe, so that the environment of a processing site is polluted.