195results about How to "Increase work rate" patented technology

The invention discloses a customer service repeated call treatment method based on a cosine similarity text mining algorithm. The customer service repeated call treatment method comprises the following steps of extracting a work order text of 95598, performing data cleaning and removing abnormal call IDs; performing pretreatment on the data, extracting work orders of the same call and constructing a repeated call work order text set; converting the text into the language which can be recognized by a computer, establishing a vector space model, and representing the text by utilizing a characteristic vector; using a vector taking weight of a characteristic item as a component to express the whole text, measuring the similarity among documents on the basis of included angle cosine of two vectors in a use space of the characteristic vector, extracting a repeated call work order of the similar content of the same user by utilizing hierarchical clustering, and performing an analysis on semantic features; timely recording the problem reflected by the repeated call work order, sending an order and tracking a record. The customer service repeated call treatment method disclosed by the invention replaces manual search of the repeated call work order, and can improve the operating rate.

The invention provides a cooling control method, device and system. The method includes the steps of obtaining the power of an element unit in real time, determining the working speed of a cooling unit according to the correspondence between the preset power and the working speed of the cooling unit and according to the obtained power, and controlling the working speed of the cooling unit according to the determined working speed. By means of the cooling control method, device and system, the power loss of the cooling unit can be reduced.

The invention discloses a single cylinder-driven plugging-clamping-type aperture disk seedling transplanting paw. The driving cylinder is mounted below an upper plate of a support; a cylinder rod is fixedly connected with one end of a screw thread push rod; a seedling needle installing plate is fixed to the screw thread push rod; four seedling needle fastening sliding parts are respectively fixed at the four side surfaces of the seedling needle installing plate; an intermediate pressing plate is separated from a needle pipe installing plate by a spring to form a sliding pair; one end of each of four needle pipe fastening rotating parts is mounted in a respective groove of the intermediate pressing plate to form a sliding pair with a cylindrical pin; the other end is mounted in a respective groove of the needle pipe installing plate to form a rotating pair; four seedling withdrawing needle pipes respectively pass through their respective needle pipe fastening rotating parts and are fixedly connected; the other end of each of four seedling picking needles passes through the respective seedling withdrawing needle pipe to form a sliding pair; the needle pipe installing plate is mounted on a lower plate of the support. The paw of the invention completes two actions of inserting and clamping within one extending stroke of the cylinder; the depth and the angle of the seedling picking needles inserting into pot seedlings can be adjusted conveniently; and the paw has strong adaptability to various crop kinds and various aperture disk specifications.

The invention provides a method for preparing a sponge-shaped porous carbon fiber membrane. The method is characterized by comprising the following steps: 1, preparing a precursor spinning solution, wherein the precursor spinning solution comprises a macromolecule polymer carbon source, a solvent, a cross-linking agent and a pore forming agent; 2, carrying out electrostatic spinning on the obtained precursor spinning solution so as to obtain a precursor fiber membrane; 3, calcining the obtained precursor fiber membrane in an air atmosphere so as to obtain a pre-oxidized fiber membrane; and 4,carrying out high-temperature carbonization on the pre-oxidized fiber membrane in the presence of nitrogen or an inert gas, thereby obtaining the sponge-shaped porous carbon fiber membrane. The fibermaterial prepared by using the method is high in porosity, large in specific surface area and controllable in surface morphology, pores are inter-linked and are uniformly distributed, and meanwhile, aformed three-dimensional network fiber membrane has adjustable thicknesses, and has excellent conductivity, mechanical flexibility and super-hydrophobicity as well.

The invention discloses an obliquely-arranged ultrasonic atomization sheet structure, an atomizer and an electronic cigarette. The obliquely-arranged ultrasonic atomization sheet structure comprises atomization cotton and an ultrasonic atomization sheet; the ultrasonic atomization sheet is obliquely arranged relative to the horizontal plane, and the two ends of the atomization cotton are connectedwith e-liquid in an e-liquid cavity through e-liquid guide cotton or the two ends of the atomization cotton are directly arranged in the e-liquid cavity; the lower surface of the atomization cotton is in contact with an atomization surface of the ultrasonic atomization sheet. According to the ultrasonic atomization sheet structure, the situation can be avoided that smoke cannot be atomized due tothe e-liquid foam phenomenon of the atomization sheet.

The embodiment of the invention discloses a method for realizing load balancing of a virtual network. The method comprises the following steps: creating a load balancer of the virtual network, generating a load balancing flow table by the load balancer, and when detecting that a virtual machine is started, issuing a generated openflow flow table to a server that the virtual machine belongs to; and when detecting that the virtual machine is offline, deleting the previously generated flow table. With the migration of the virtual machine, the corresponding openflow flow table is added or deleted, which accurately reflects the flow characteristics of the virtual machine and realizes the load balancing of the virtual network. The method of the invention not only reduces the complexity of routing configuration, effectively guides packet forwarding, and enhances the data forwarding rate, but also increases the flexibility and scalability of the virtual network, and is beneficial to improving the overall working rate and data security of the virtual network. In addition, the embodiment of the invention further provides a corresponding implementation device, which further makes the method more practical and the device has the corresponding advantages.

The invention relates to a steel tube inner wall polishing machine. The steel tube inner wall polishing machine comprises fixing mechanisms and polishing mechanisms and further comprises a feeding area and a transverse movement rail. The polishing mechanisms comprise the first polishing mechanism and the second polishing mechanism, and the first polishing mechanism and the second polishing mechanism are arranged on the two sides of the feeding area correspondingly. The fixing mechanisms comprise the first fixing mechanism and the second fixing mechanism, and the first fixing mechanism and thesecond fixing mechanism are arranged on the transverse movement rail in a slippage manner correspondingly. The transverse movement rail is provided with a first drive device. By the adoption of the scheme, the two fixing mechanisms and the two polishing mechanisms are arranged, when a tube on one of the fixing mechanisms is subjected to polishing, the other fixing mechanism can detach a polished tube and install a tube to be polished, the tube needing to be polished can be subjected to polishing directly after polishing is finished, therefore the preparation time between two times of polishingis eliminated, and the steel tube inner wall polishing machine has high work efficiency.

The invention discloses a linear flame welding machine. The linear flame welding machine comprises a feeding mechanism, a welding mechanism and a discharging mechanism; the feeding mechanism comprisesa feeding table, a storing table and a pushing device; the welding mechanism comprises a welding room supporting frame and welding assemblies; each welding assembly comprises a welding head set, a longitudinal adjusting assembly and a transverse adjusting assembly; and the discharging mechanism comprises a discharging table, a material conveying device and a material table. A welding method comprises the following steps of (1) feeding of welded workpieces; (2) adjustment of the height of the welding assemblies; (3) adjustment of the position of the welding head sets; (4) welding; and (5) discharging of the welded workpieces. The linear flame welding machine is ingenious and reasonable in structural design, and convenient and rapid to use and operate, achieves automatic treatment operationof workpiece feeding and discharging through the feeding mechanism and the discharging mechanism, relieves labor intensity, improves operation safety performance, can conduct welding on the workpieces at the same time through design of the multiple welding assemblies, effectively increases the welding rate, and improves the work efficiency.

A three-dimensional telescopic display device capable of dynamically displaying pictures comprises a frame, outer telescopic rods, inner telescopic rods, an outer telescopic rod retainer and an inner telescopic rod limit rack, wherein the inner telescopic rod limit frame is arranged below the frame, inner telescopic holes distributed in an array mode are formed in the inner telescopic rod limit rack, the inner telescopic rods are arranged in the inner telescopic holes rotatably in a sleeving mode, and the upper ends of the inner telescopic rods are in threaded connection with the lower ends of the cavities of the outer telescopic rods. The upper ends of the outer telescopic rods can slide vertically to penetrate through outer telescopic holes of the outer telescopic rod retainer, and the cross sections of the outer telescopic holes and the outer telescopic rods are not circles. The lower ends of the inner telescopic rods are in linkage with the output shaft of a motor connected with a controller of a computer. The three-dimensional telescopic display device capable of dynamically displaying pictures is low in cost and good in three-dimensional effect and human-computer interaction.

The disclosed differential signal interface circuit comprises mainly: a configurable operational amplifier (OA) with input from INP, INN, EN1, EN2, VDDH and VNREF, to output differential signal to next circuit; a level switch circuit with VDDH as input to output differential signal to next circuit, and a double-to-one circuit to output single-port signal. This invention is compatible to LVDS and LVPECL signal to converse into CMOS logic signal, and can be used in high-speed data transmission.

The invention relates to a self-propagating reaction and an unmanned aerial vehicle welding and cutting technology, in particular to unmanned aerial vehicle welding and cutting equipment based on the self-propagating reaction. The whole equipment comprises an unmanned aerial vehicle, an unmanned aerial vehicle auxiliary part, a self-propagating reaction welding / cutting part and a rack and balance weight part. The unmanned aerial vehicle can fly to a working area. The unmanned aerial vehicle auxiliary part controls the unmanned aerial vehicle and monitors environments in real time, so that smooth work is guaranteed. The self-propagating reaction welding / cutting part serves as a main working body, and a self-propagating reaction soldering pencil is used for guiding metallic solutions to flow and controlling heat release directions to achieve welding / cutting. The rack and balance weight part bears and is connected with the other parts and carries out real-time balance weight adjustment in the whole working process so as to guarantee stable operation of the equipment. The self-propagating reaction and the unmanned aerial vehicle are combined, the equipment is simple in structure, safe to operate, high in transportability, low in cost, and capable of improving the working rate, shortening the working cycle and completing welding / cutting tasks of various materials on various occasions.

The invention discloses a minimum value comparing method in LDPC decoding and a realization device thereof. The method comprises the steps of: S1, utilizing a first-stage comparing unit to sequence n input numbers, taking every adjacent two numbers as a group according to the sequence for comparing respectively, and obtaining n / 2 groups of minimum values and sub-minimum values; S2, utilizing a mid-stage comparing unit to group the n / 2 groups of minimum values and sub-minimum values, count every two adjacent groups into one group according to the sequence so as to obtain n / 4 new groups, and comparing the numbers in each new group so as to obtain n / 4 groups of minimum values and sub-minimum values; S3, repeating S2 till obtaining a minimum value, a sub-minimum value and a minimum position pointer of the n input numbers; and S4, utilizing a final-output-stage unit to conduct gating output operation. The method adopts a comparison operation unit based on the minimum position pointer, realizes high-speed operation, saves hardware resources and can conduct standardized structuring grading flow design, reduce the time delay of operation logics and improve the operation speed.

The invention discloses a water clearing device for a high-lake wetland pool reservoir. The water clearing device comprises a control cabinet, a clearing device and a monitoring device, wherein the clearing device comprises a horizontal moving device, a perpendicular moving device, a clearing net bag and a dredging device; and the monitoring device comprises an image acquisition unit, a GPS positioning unit, a sensing unit, an alarm unit and a control unit. The processing method comprises the following steps of: 1) doing preparatory work; 2) clearing floating impurities on the surface of water; 3) clearing sludge on the bottom of water; and 4) monitoring the water clearing device. The water clearing device disclosed by the invention is simple in structure and is automatically controlled; the clearing net bag and the dredging device are used for irregularly processing and clearing the floating impurities and the sludge in the reservoir, so that water quality of water in the reservoir is effectively improved; and moreover, compared with a manual salvaging and clearing mode, the processing method can effectively improve clearing efficiency and clearing quality of water; and meanwhile, a flattening device is designed, so that working speed of the dredging device can be further increased, and the design is more reasonable.

The invention relates to a minimum value calculator of an LDPC encoder and a construction method thereof. The minimum value calculator comprises a multilevel ordering unit and an inquiry unit. The multilevel ordering unit complements the ordering step in an ordering-inquiry type minimum value calculating method in a hierarchical manner; the hierarchical manner divides an input set in a recursive manner; a plurality of sets obtained in each division are processed by calculating operation on a minimum value, a secondary minimum value and minimum value serial number so as to form one level, thereby forming a hierarchical type hardware configuration which is a regular hierarchical configuration or an irregular hierarchical configuration; and the construction method of the minimum value calculator based on the regular hierarchical configuration forms the multilevel ordering unit in a stepwise manner by determining a hierarchical cardinal number. The minimum value calculator and the construction method thereof simplify the HPU design of the LDPC encoder, reduces the HPU hardware source consumption, and is easy to perform pipelining design on HPU of the LDPC encoder, thereby partitioning a key path of HPU, and increasing the working speed and the data throughput of the LDPC encoder.

The invention discloses an urban ecological river sediment pre-treatment system. The urban ecological river sediment pre-treatment system comprises a treatment box, the treatment box is internally provided with a water strainer plate arranged in an inclined mode, the water strainer plate separates the inner part of the treatment box into a treatment cavity and an accumulated water cavity which arearranged up and down, the treatment cavity is divided into a filtering cavity, a winding cavity, an adsorption cavity and a flocculation cavity from left to right, the winding cavity is internally provided with a winding assembly, a sewage cleaning assembly is arranged on the upper part of the winding assembly, a sewage accumulating box is arranged on the right side of the winding assembly, and the adsorption cavity is internally provided with an adsorption assembly. A treatment method comprises the following steps of (1) filtering treatment, (2) winding and impurity removing treatment, (3) adsorption treatment, (4) flocculation dehydration treatment, and (5) cleaning and maintenance. According to the urban ecological river sediment pre-treatment system and the treatment method, stone, impurities and the like in sediment are removed through the filtering cavity, suspended impurities in the sediment are removed in a winding mode through design of the winding cavity, magnetic materialsin the sediment are adsorbed through the absorption cavity, and finally flocculation is conducted on the sediment through the flocculation cavity, and follow-up dehydration and drying treatment is conveniently conducted on the sediment.

The invention discloses a photoreceiver preamplifier circuit with high sensitivity and a wide dynamic range. The circuit comprises a photodiode, a trans-impedance amplifier, a single-end-to differential amplifier, an output buffer circuit, a peak detection circuit and a direct current maladjustment eliminating circuit. Aiming at the input stage trans-impedance amplifier of the photoreceiver preamplifier circuit, the technical scheme designs a novel three-stage push-pull inverter structure, has the characteristics of high gain and low noise, and improves the sensitivity of the preamplifier; a virtual zero point is designed in a feedback loop, so that the work rate of the trans-impedance amplifier is improved, and the stability is increased; provides is a new automatic gain control technology with an adaptive function, so that the trans-impedance amplifier keeps bandwidth invariable and keeps the loop stable under the different optical input powers, and has the characteristic of wide dynamic range.

The invention discloses a non-volatile memory medium controller and a non-volatile memory device. In the invention, a secondary processing host instruction method is adopted, namely, a co-processor is arranged in a control module of a controller to analyze a medium control instruction into a medium operation instruction, and configuration information (characteristic information, etc.) of a non-volatile memory medium is configured and stored in a read-only memory of the memory device beforehand, thereby greatly improving the configurability of the controller and the memory device and instruction processing efficiency. In addition, the parallel processing among the multiple control modules and the parallel processing of a medium chip instruction are realized by arranging a plurality of control modules in the controller and an instruction cache mechanism in the multiple control modules, thereby realizing high speed of medium operation and data transmission.

The invention provides a web crawler service system for a housing library network. According to the system, website mining can be conducted quickly, and data related to housing estates can be extracted. The system comprises a website crawler module, a monitoring service module, a management service module, a deployment service module and a scheduling service module, wherein the website crawler module consists of multiple website crawlers, the website crawlers are in one-to-one correspondence with websites, analyze page elements of the websites, extract website data for semantic analysis and map the website data into preset data entities for storage; the monitoring service module is used for monitoring working conditions of all the website crawlers and judging whether the website crawlers work normally or not and whether data fetching is correct or not; the management service module is used for configuring settings of parameters related to working of the website crawlers, upgrading the website crawlers and managing start-up and stopping of the service system as well as life cycles and working of the website crawlers; the deployment service module is used for allocating and deploying the website crawlers; scheduling modules of the website crawlers are arranged in the scheduling service module and used for performing scheduling management on working modes, time and stopping of the website crawlers.

The invention relates to a full-automatic pipe clamp and nail assembling machine and belongs to the technical field of machines. The full-automatic pipe clamp and nail assembling machine comprises a nail disc (1), a pipe clamp disc (2), material channels (3), inductors (4), an eccentric wheel (5), a pipe clamp material receiving die (6), a poking disc (7), a main shaft frame (8), a ratchet wheel (9), a connecting rod (10), an adjusting disc (11), a transmission belt wheel (12), bevel gears (13) and bearing pedestals (14). The full-automatic pipe clamp and nail assembling machine is provided with two vibration discs which are the nail disc (1) and the pipe clamp disc (2) respectively. Nails and plastic pipe clamps enter the two material channels (3) respectively through the nail disc (1) and the pipe clamp disc (2), the two inductors (4) are arranged above the two material channels (3) respectively, and the nails are conveyed along the material channels (3) and arranged on the poking disc (7) side by side. The full-automatic pipe clamp and nail assembling machine is used for automatically assembling the plastic pipe clamps and the nails and high in working efficiency and automation degree and easy and convenient to operate.

The invention discloses an inside-hole water shutoff device used in detection of the wall rock damage range in an upward hole by means of a sonic approach. The inside-hole water shutoff device prevents coupling water from flowing out along a drilling hole, simultaneously limits the water spreading range of the coupling water along cracks within the drilling hole with a specific length and effectively controls the spreading rate of the coupling water inside the drilling hole. The inside-hole water shutoff device is characterized by being composed of a rubber air bag (10), an air bag protection sleeve (9) and a ring-shaped ferrule (8), and the air bag protection sleeve is tied to a steel tube close to the outer side of the ring-shaped ferrule through adhesive tape (6). The inside-hole water shutoff device mainly has the advantages that the rubber air bag with good expansibility and toughness can fully fill a gap between the steel tube and the hole wall, the air bag protection sleeve can protect the rubber air bag from being damaged due to abrasion and can effectively restore an original shape after air is exhausted, the ring-shaped ferrule and the adhesive tape can effectively fix positions of the air bag protection sleeve and the rubber air bag and prevents the air bag protection sleeve and the rubber air bag from being pressed and overlapped together due to the fact that the steel tube is put in or pulled out.

A standard cell design method resistant to the single-particle latch-up effect comprises the steps that (1) trap contact protecting regions are arranged in a standard cell layout, namely areas in contact connection with traps in the standard cell layout and stretch to two sides of a transistor active area are arranged into the protecting regions, and multiple contact holes are formed in the trap contact protecting regions; (2) separation distances of the trap contact protecting regions are reduced, and the biggest separation distance (dWC) of the trap contact protecting regions is not more than 4 microns; (3) the separation distance between an NMOS and a PMOS active area is increased, and the separation distance between the NMOS and the PMOS active area is not less than 0.69 micron; (4) the distance between each trap contact protecting region and an MOS transistor source electrode is reduced, the width of a first metal layer, the width of a second metal layer and the width of a third metal layer are respectively 0.4 micron according to the design rule of the SMIC013MMRF technology, and the height of an adopted unit is 4.0 microns equivalent to the pitch widths of 10 metal layers. The method achieves reinforcing of resistance to the single-particle latch-up effect, and is low in cost, easy to implement and high in reliability.

The invention discloses a putty spraying machine comprising a feed mechanism, an air compressor (7) and a pressure spraying gun. The feed mechanism comprises a motor (2), a gear pump (1) and a feed hopper (3), the motor (1) is connected with the gear pump (1), the feed hopper (3) is vertically mounted at the position of a feed inlet in the upper portion of the gear pump (3), and a connecting pipe (4) is connected with an outlet end of the gear pump (1), and connected with a feed handle (9) of the pressure spraying gun through a feed hose (6). The air compressor (7) is connected with a feed bin (11) of the pressure spraying gun through an air inlet hose (8), and an air spray direction of the air compressor (7) is equal to the ejection direction of a nozzle. The pressure spray gun is provided with a feed switch (10) between the feed handle (9) and the feed bin (11) to form a complete structure. The putty spraying machine has the advantages of being laborsaving, simple to assemble and operate, even in coating and the like, and is low in production cost and high in promotion performance; working efficiency is improved greatly.

The invention discloses an avalanche photodiode detection array applicable to an ultra high-speed quantum secure communication system. The detection array is used for receiving external signal light and detecting information. The detection array comprises a first circulator which is equipped with an input light path and two output light paths, and is used for receiving the external input signal light, outputting the signal light in two ways and controlling the output direction of the signal light; a first Sagnac interference ring; and two spectroscopic detection units. Each spectroscopic detection unit comprises a Sagnac interference ring and a single photon detection assembly. Each Sagnac interference ring is composed of a polarization beam splitter, a phase modulator and a Faraday rotator which are connected through a light path clockwise. Each polarization beam splitter is connected with one output light path of the circular. Each single photon detection assembly is composed of a detection polarization beam splitter, and two single photon detectors connected with the detection polarization beam splitter through the light path. The total detection efficiency of the single photon detection array is avoided from being reduced, the working speed of the quantum secure communication system is improved, and moreover, the code rate is improved.

The invention discloses an electronic display board system for production management and a display method thereof. The electronic display board system for the production management comprises a database for storing basic data for the production management of an enterprise, an acquisition device for acquiring real-time data of station production equipment of the enterprise, a server for receiving the real-time data acquired by the acquisition device and performing comparison analysis on the real-time data and the basic data stored in the database, a display terminal for displaying real-time working state information on stations, and a network for connecting the database, the server and the display terminal, wherein the database, the display terminal and the server are provided with fixed network addresses. The acquisition device is used for acquiring the real-time data of the station production equipment; after the real-time data are analyzed by the server, the real-time working state information of the stations can be acquired and is then transmitted to the display terminal for displaying; therefore, the construction cost of the system is greatly reduced; and moreover, by the system, the production efficiency of the enterprise can be effectively improved, the unit yield is increased, and the working safety of a workshop is improved.

The invention relates to automatic wireless module testing equipment which comprises a first machine station, a second machine station and a third machine station; the first machine station, the second machine station and the third machine station are fixedly connected through fastening blocks; the working table boards of the first machine station, the second machine station and the third machinestation are positioned on the same horizontal plane; a double-channel manipulator automatic feeding mechanism is arranged on the upper surface of the first machine station; the second machine stationis positioned on the right side of the first machine station; a module testing mechanism and a robot feeding mechanism are arranged on the upper surface of the second machine station; the discharginghole of the double-channel manipulator automatic feeding mechanism is connected with the feeding hole of a module testing mechanism; the module testing mechanism carries out performance testing on a module conveyed by the double-channel manipulator automatic feeding mechanism; and the robot feeding mechanism is positioned at the discharging hole of the module testing mechanism. The automatic wireless module testing equipment is high in degree of automation and convenient to operate, needs less manual operation, lowers the production cost, improves the working efficiency and has excellent market application value.

The invention discloses a carbon nanotube field effect transistor (CNFET) type double-edge pulse type JKL trigger. The CNFET type double-edge pulse type JKL trigger comprises a double-edge pulse signal generator, thirty-first CNFET tubes, six NTI gate circuits with the same circuit structure, six PTI gate circuit with the same circuit structure, a first ternary phase inverter and a second ternary phase inverter, wherein the first ternary phase inverter and the second ternary phase inverter have the same circuit structure. The CNFET type double-edge pulse type JKL trigger has the advantages: a clock signal is generated by utilizing the double-edge pulse signal generator; by combining switching operation of a multi-value logic circuit and high-speed low-power features of CNFET, a purpose of reducing the power consumption is achieved when the working speed of the JKL trigger is improved; and based on experiment results, the JKL trigger provided by the invention has a correct logic function and remarkable characteristic of low power consumption.

The invention discloses a bead head nozzle electrostatic spinning device and belongs to the field of electrostatic spinning. The bead head nozzle electrostatic spinning device comprises a liquid incoming propelling device, a bead head spinning system, a power supply system and a receiving system. A gap between a bead head and a liquid outgoing pipe cone closing portion is utilized to enable liquid to flow out, one or multiple Taylor cones are formed under excitation of a high-voltage electric field, and the problem of capillary needle type electrostatic spinning blockage can be solved effectively by rotating the bead head. The bead head can be demounted for cleaning after electrostatic spinning is finished. Solution spinnable range can be expanded by treating the liquid outgoing pipe cone closing portion to prepare uniform liquid leaking ports different in size according to different working conditions like viscosity of needed liquid, and the device can be used for melt spinning. Receiving distance can be adjusted by combining bead size with solution concentration so as to realize far-near field spinning.

This invention supply device and method to compose carbon nm tubal, which can supply fountain gas for compose carbon nm tubal equably, let fountain gas effectively, and advance the fountain gas's absorptivity. Accord to this device and method, mass of carbon nm tubal can be composed.

The invention discloses a welding feeding mechanism and a welding device. The welding feeding mechanism comprises a supporting frame, a material feeding assembly and a material taking assembly, wherein the material feeding assembly can clamp a welding piece and convey the welding piece to a machining position, the supporting frame is provided with a material bin capable of containing a plurality of welding pieces, and the material taking assembly can sequentially convey the welding pieces in the material bin to the material feeding assembly. Through cooperation of the material taking assembly and the material feeding assembly, the plurality of welding pieces can be stored in the material bin firstly, then the welding pieces are conveyed to the material feeding assembly at one time from the material bin, so that the speed of conveying the welding pieces to the feeding assembly between two times of welding treatment is greatly accelerated. According to the welding feeding mechanism, fixation during feeding and machining is changed into mechanical operation from manual operation, so that the safety of workers is guaranteed, and meanwhile, the accuracy and the efficiency during machining are greatly improved.

The invention discloses polishing equipment for the inner surfaces of plastic products and relates to the technical field of plastic product processing. The polishing equipment comprises a mounting bottom rack and is characterized in that a mounting base is fixedly connected to the top of the mounting bottom rack, a frame is fixedly connected to the top of the mounting base through an auxiliary support rack, a first motor is fixedly connected to one side of the top of the inner wall of the frame, a first belt wheel is rotatably connected to the output shaft of the first motor, the first belt wheel is rotatably connected with a second belt wheel through a belt, a threaded rod is fixedly connected to the bottom of the second belt wheel through a flat key, and a limit baffle is fixedly connected to one end, away from the second belt wheel, of the threaded rod. The polishing equipment has the advantages that position control of the polishing motor is achieved, a rotary workbench drives a clamping device to rotate, the position of a plastic product can be fixed, work efficiency is guaranteed, quick replacement and demounting are achieved, and working speed is increased.