1496 results about "Blasting machine" patented technology

The invention provides an acoustic signal-based fault early warning method for a pneumatic sand blasting machine for aluminum profile processing, which relates to the field of fault early warning, and realizes high-precision early warning for the fault of the pneumatic sand blasting machine by fusing acoustic signals and vibration signals and constructing a multi-dimensional energy difference model and a linkage interference index system. The method is especially suitable for abnormal recognition and fault diffusion monitoring in a complex environment in the aluminum profile machining process. By constructing the fault evolution matrix and the high-risk path chain, the propagation trend of disturbance is effectively captured, so that the time-space evolution characteristics of the fault can be recognized and quantified in real time, and the operation stability of the sand blasting equipment and the perspectiveness of fault prediction are remarkably improved.

The invention discloses a shot blasting machine intelligent control system based on multi-source data acquisition, and the system comprises a data acquisition module group which is used for collecting shot blasting machine operation related data in a multi-dimensional manner, and comprises a shot blasting machine body information acquisition module which is used for collecting an equipment model and a part identifier; the environment information acquisition module is used for acquiring environment temperature, humidity and dust concentration in real time; the image information acquisition module is used for synchronously acquiring a workpiece surface image and an operator behavior image; the running state acquisition module is used for acquiring equipment three-dimensional axial vibration waveforms, running voiceprints and key mechanism action images; the shot blasting quality acquisition module is used for detecting the surface cleanliness and roughness of the workpiece in real time; and the data processing module is used for analyzing and optimizing the collected data. Through multi-dimensional data fusion, intelligent algorithm modeling and a man-machine cooperation mechanism, accurate control and dynamic optimization of the shot blasting process are achieved, and the production efficiency and the process stability are improved.

The invention relates to the technical field of variable frequency motor control, and discloses an energy consumption optimization regulation method for a variable frequency motor of a shot blasting machine, which comprises the following steps of: acquiring a real-time current signal of the motor, and converting an endogenous high-frequency ripple form into a discrete gear signal reflecting a mechanical load through a signal processing module; according to the invention, the dependence on an external load sensor is eliminated, the adjustment basis is completely established on the electromagnetic characteristics of the motor, the control precision is improved, and the control precision is improved. Not only is the failure risk caused by sensor faults avoided structurally, but also response delay of traditional feedback control is replaced by an instantaneous feedforward mode in control logic, and close following of energy consumption and load is achieved.

The invention discloses a shot blasting particle internal circulation regeneration system for decontaminating radioactive contaminated metal. The shot blasting particle internal circulation regeneration system comprises a smelting furnace, a melting and pumping machine and a shot blasting machine which are sequentially used according to a closed-loop sequence, a smelting cavity is formed in the smelting furnace; the melt extraction machine comprises a bottom moving mechanism, a middle lifting mechanism and an upper executing mechanism which are sequentially connected from bottom to top. The upper executing mechanism comprises a rotary driving assembly and a melting tap; the rotary driving mechanism is mounted at the upper end of the middle lifting mechanism and is associated with the melting tapping head so as to drive the melting tapping head to rotate, molten steel in a smelting cavity of the smelting furnace is thrown out in a liquid column form when the melting tapping head rotates, and shot blasting particles are obtained after the liquid column is cooled and solidified in the flying process and falls to the ground; when the shot blasting machine works, shot blasting particles manufactured by a melting and pumping machine are used. According to the method, an internal recycling regeneration system of radioactive contamination metal and shot blasting particles is constructed, the radioactive contamination metal is converted into self-consumption shot blasting particles, recycling regeneration is achieved, and the increment of radioactive waste is remarkably reduced.

The invention relates to a shot blasting particle internal circulation regeneration method for decontaminating radioactive contaminated metal, which is applied to a shot blasting particle internal circulation regeneration system for decontaminating radioactive contaminated metal. The invention discloses a shot blasting particle internal circulation regeneration system for decontaminating radioactive contaminated metal. The shot blasting particle internal circulation regeneration system comprises a smelting furnace, a melting and pumping machine and a shot blasting machine which are sequentially used according to a closed-loop sequence, the method comprises the following steps: raw material pretreatment; smelting and decontaminating the raw materials; preparing pills by a melt extraction machine; shot-blasting and decontaminating the raw materials; and after decontamination, smelting and pelleting. The method has the advantages that radioactive contamination metal is converted into self-consumption shot blasting particles, cyclic regeneration is achieved, radioactive waste increment is remarkably reduced, near-zero emission of nuclear facility decommissioning waste is promoted, and the requirement for minimization of IAEA radioactive waste is met.

The invention belongs to the technical field of steel production, and particularly relates to a new energy steel grade normalizing pickling process and pickling equipment, and the new energy steel grade normalizing pickling process comprises shot blasting machine parameter dynamic regulation and control, pickling process intelligent optimization, normalizing furnace temperature field reconstruction and rolling parameter collaborative matching. The product quality stability is improved through multi-parameter cooperative control, and real-time accurate regulation and control of key parameters such as the steel shot throwing amount and the acid liquor activation index are achieved through linkage of a shot blasting strength dynamic adjustment model and an acid pickling closed-loop compensation mechanism. And in combination with normalizing furnace temperature field gradient reconstruction and oxygen content three-level linkage control, surface oxide scale residues are effectively eliminated, the steel grain size level is improved, and the product yield strength fluctuation range is reduced.

The invention relates to the technical field of stainless steel pipe production, and provides a stainless steel seamless steel pipe production process which comprises the following steps: step 1, raw material pretreatment: selecting a stainless steel pipe blank conforming to specifications, detecting internal defects through ultrasonic flaw detection, and cleaning the surface of the pipe blank by adopting a shot blasting machine; 2, tube blank heating, wherein the tube blank in the step 1 is placed in a medium-frequency induction heating furnace to be heated; thirdly, hot extrusion forming is conducted, specifically, the pipe blank in the second step is placed in an extruding machine with an annular die head, and an initial seamless steel pipe is formed; and 4, on-line solid solution treatment is conducted, specifically, the steel pipe in the step 3 is fed into a continuous solid solution furnace to be subjected to heat preservation for 30-60 seconds. By means of the multi-link collaborative optimization production technology, high-quality batch production of the stainless steel seamless steel pipe and flaw detection and surface cleaning in the raw material pretreatment stage are achieved, the pipe blank quality is guaranteed, sectional type heating and precise temperature control hot extrusion forming are achieved, and the structural integrity of the initial steel pipe is guaranteed.

The utility model discloses a roller way pass-type shot blasting machine, relates to the technical field of shot blasting machines, and aims to solve the problem that dust and impurities are often attached to the surface of a plate and influence the shot blasting quality when the plate is subjected to shot blasting treatment in the prior art. Conveying roller frames are symmetrically and fixedly mounted on the two sides of the shot blasting box respectively, a partition plate is fixedly mounted in the shot blasting box, a treatment chamber is arranged in the shot blasting box along one side of the partition plate, a water body distributor is arranged in the treatment chamber of the shot blasting box, and a plurality of first spray heads are fixedly mounted on one side below the water body distributor; a water conveying pipe is fixedly installed above the water body distributor, a gas distributor is arranged on one side of the water body distributor, a plurality of second spray heads are fixedly installed on one side of the lower portion of the gas distributor, a gas conveying pipe is fixedly installed above the gas distributor, and a dehumidification assembly is arranged on one side of the gas distributor.

The invention discloses a TR380 type impeller head structure optimization method based on an EDEM discrete element method. The TR380 type impeller head structure optimization method comprises the steps that a three-dimensional model of a TR380 type impeller head is established through three-dimensional cartographic software; dividing a TR380 type impeller head grid, converting a file format and importing the file format into an EDEM (Extensible Description Model); and simulating the shot blasting process by using an EDEM discrete element method. EDEM simulation software is used for conducting simulation analysis on movement and collision of particles in the impeller head, the influence of different structure parameters on the structure abrasion condition of the impeller head can be simulated, then structure optimization design is conducted, the abrasion degree of the impeller head is reduced, the service life of the impeller head is prolonged, and the service life of the impeller head is prolonged. The optimized impeller head structure can better complete the tasks, meanwhile, due to the fact that the abrasion degree of the impeller head structure is reduced, frequent shutdown for maintenance is not needed, the production efficiency is improved, the replacement frequency and the maintenance cost of the impeller head are reduced, meanwhile, the production efficiency is also improved, the production cost can also be saved, and the production cost is reduced. And the requirements of workers are met.

The invention provides a machining device and method for shot blasting machine spare and accessory parts, and relates to the technical field of shot blasting machine spare and accessory part machining. The machining device comprises a connecting unit, a driving unit, a drill bit, a tapping unit and a multifunctional unit; the number of the driving units is two, and the two driving units are installed on the connecting unit. The drill bit is mounted on the driving unit on the left side through a bolt; the tapping unit is mounted on the driving unit on the right side; the multifunctional unit is mounted on the connecting unit, is used for preventing chips after machining from splashing outwards, and is also used for controlling the connecting unit and the two groups of driving units; the shot blasting machine spare and accessory parts can be processed for multiple times after being positioned once, so that the processing efficiency of the shot blasting machine spare and accessory parts is improved; the problems that the shot blasting machine spare and accessory parts are inconvenient to machine for multiple times, so that more time is occupied when the shot blasting machine spare and accessory parts are disassembled and assembled, and the machining efficiency of the shot blasting machine spare and accessory parts is reduced are solved.

The invention discloses a shot blasting scraper control method based on closed-loop control, and the method comprises the following steps: installing an encoder on a scraper synchronizing shaft of a shot blasting machine, and enabling the encoder to be in communication connection with a PLC (Programmable Logic Controller); manually descending the scraper blade to a lower limit position and ascending the scraper blade to an upper limit position, recording corresponding encoder pulse values, and measuring height values of corresponding positions; measuring the distance between the upper limit position and the lower limit position, and calculating the pulse deviation value of the encoder; inputting the data into a control block of an encoder, and establishing a calculation model of the lifting motion of the scraper; when the head of the next steel plate moves to an inlet of the shot blasting machine, the thickness of the current steel plate, the thickness of the next steel plate and the pulse value of the current encoder are recorded, the PLC starts calculation processing based on signals of the detection sensor and is coordinated and synchronized with the encoder, and the lifting action of the scraper is controlled according to the calculation result. According to the method, frequent action of the scraper in the steel plate shot blasting treatment process can be avoided, and abrasion of a motor band-type brake pad is reduced.

The utility model relates to the technical field of shot blasting machine rotary tables, in particular to a shot blasting machine rotary table adjusting device which comprises a shot blasting machine bin gate, an X-shaped frame is arranged in front of the shot blasting machine bin gate, a transmission assembly is arranged between the X-shaped frame and the shot blasting machine bin gate, and a guide plate is fixedly connected to the middle of the front end of the shot blasting machine bin gate. The rotary table of the rotary table type shot blasting machine comprises an X-shaped frame, a guide plate is arranged at the upper end of the X-shaped frame, the guide plate is obliquely arranged, connecting supporting columns are slidably inserted into the four corners of the upper end of the X-shaped frame in a penetrating mode, the upper ends of the four connecting supporting columns are jointly and fixedly connected with a rotary table body, and spiral springs are slidably arranged on the outer walls of the four connecting supporting columns in a sleeving mode. And the vibration coefficient of the workpiece is increased, so that the contact effect of the workpiece and a shot blasting material can be improved, impurities on the surface of the workpiece can fall down more quickly, impurities at the concave positions of some workpieces with the surfaces not completely flat are removed more easily, and the machining time of the workpiece is shortened.

The utility model relates to a numerical control three-axis laser sanding machine which comprises a machine tool, a dust collection device, a CNC console and a distribution box, the machine tool comprises a machine tool frame, the machine tool frame comprises a rectangular frame, the front edge and the rear edge of the rectangular frame are arranged along the X axis, the left edge and the right edge of the rectangular frame are arranged along the Z axis, a top-open type rectangular groove is formed in the rectangular frame, and a plurality of Z-axis auxiliary beams used for containing glass are arranged at the top of the rectangular groove; a main beam is arranged above the bed frame in a striding mode in the X-axis direction, the two ends of the main beam are connected to the left side and the right side of the bed frame in a sliding mode and connected with a Z-axis motor used for driving the main beam to move in the Z-axis direction, and an X-axis sliding frame and an X-axis motor used for driving the X-axis sliding frame to move in the X-axis direction are connected to the main beam in a sliding mode. A Y-axis sliding frame and a Y-axis motor used for driving the Y-axis sliding frame to move along the Y axis are connected to the X-axis sliding frame in a sliding mode, and a laser sanding device irradiating downwards is arranged on the Y-axis sliding frame. The utility model is favorable for saving equipment cost and improving glass processing efficiency.

The invention relates to the technical field of pipe fitting shot blasting machining, in particular to a reinforced shot blasting machine for the surface of a metal pipe fitting, which comprises an operation box, a box door is arranged outside the operation box, two symmetrically arranged side plates are fixedly mounted in the middle of an inner cavity of the operation box, and sorting boxes which are distributed left and right are jointly mounted between the side plates on the two sides; according to the shot blasting device, when the pipe fitting rotates, the outer portion of the pipe fitting sequentially faces the shot blasting head, and therefore the shot blasting head can evenly act on the outer wall of the pipe fitting when the shot blasting head starts shot blasting, compared with an existing device, when shot blasting is conducted on the outer portion of the pipe fitting, the outer wall of the pipe fitting can be evenly subjected to shot blasting operation through rotation of the pipe fitting, and the shot blasting efficiency is improved. Steel shots thrown by the shot blasting head and metal impurities shot down on the outer wall of a steel pipe can be subjected to magnetic separation treatment through arrangement of the sorting unit, and the used steel shots can be washed through arrangement of the cleaning unit, so that iron oxide impurities and the like which cannot be adsorbed during magnetic separation are removed, and the used steel shots can be recycled after being cleaned.

The utility model provides a cleaning device for a die steel shot blasting machine, which comprises a collecting hopper, a cleaning bin communicated with the lower part of the collecting hopper, a blowing fan I arranged on the side surface of the cleaning bin, a collecting guide groove I arranged in the opposite direction of the blowing fan I and used for collecting broken shots and impurities, a material guide pipe communicated with the bottom of the cleaning bin, an air pipe connected with the material guide pipe, and an air outlet connected with the air pipe. A second blowing fan is installed at the bottom of the air pipe, a magnetizing device is installed at the position, above the second blowing fan, of the air pipe, a magnetic strip is installed on the side face of the middle section of the air pipe, a second collecting guide groove used for collecting shots is oppositely formed in the magnetic strip, and the top of the air pipe is communicated with an external recycling pipe. According to the shot blasting machine, the winnowing and magnetic separation structures are arranged, so that broken shots and impurities in the shots in the shot blasting treatment process can be well cleaned out, and the secondary use effect of the shots is ensured.

The utility model discloses a shot blasting device for surface treatment of grooved pipe fittings, which comprises a base, a shot blasting device arranged on the base, a shot blasting machine arranged on the base, a second motor arranged on one side of the shot blasting machine, and a protection device connected with the output end of the second motor. The protection device comprises a trigger frame, a trigger block, a spring, a connecting shaft, a trigger groove, a trigger rod, a movable groove and a connecting sleeve, the trigger block is arranged in the movable groove, the spring is connected to one side of the trigger block, the trigger groove is formed in the side wall of the connecting shaft, the trigger rod is connected to one side of the trigger frame, the movable groove is formed in the connecting sleeve, and an adjusting device is arranged on the outer side of the connecting shaft. The adjusting device comprises a rotating sleeve, a sliding block, a sliding groove, an adjusting block, an inner gear, an outer gear and a lead screw, the sliding block is connected to one side of the adjusting block, the sliding groove is formed in the side wall of the connecting sleeve, the adjusting block is connected with the other end of the spring, the inner gear is arranged on the inner side of the rotating sleeve, the outer gear is connected to one end of the lead screw, and the lead screw is movably connected with the sliding block through threads.

The shot blasting machine comprises a shot blasting box and a shot guide hopper, the shot guide hopper is arranged on the inner wall of the lower portion of the shot blasting box, a shot outlet pipe is arranged in the middle of the bottom of the shot guide hopper and extends to the outer side of the shot blasting box, and connecting blocks are arranged on the inner side wall of the shot outlet pipe in a staggered mode. And inclined plates are fixedly connected into the connecting blocks of the shot outlet pipe through rotating shafts, springs are arranged on the inner sides of the inclined plates, the other ends of the springs are connected with the inner wall of the shot outlet pipe, an arc-shaped dust suction pipe is arranged in the shot blasting box on the outer sides of the connecting plates, and a collecting box is arranged in the middle of one side of the top of the shot blasting box. And a magnetic suction plate is arranged at the bottom in the collecting box. According to the shot blasting machine, shot blasting is buffered during shot discharging, damage caused by too large impact force of the shot blasting machine can be prevented, dust and scrap iron on a workpiece can be sucked after shot blasting is finished, the scrap iron can be conveniently collected, and resources can be saved.

The invention discloses a pressure steel pipe derusting device which comprises a roller carrier, a pressure steel pipe derusting device, a pressure steel pipe derusting device and a pressure steel pipe derusting device. The roller carrier is provided with a hydraulic jacking mechanism, and a pair of power roller sets are symmetrically arranged above the roller carrier. And the rust removal assembly comprises a support, an outer wall impeller head and an inner wall impeller head, blasting openings of the outer wall impeller head and the inner wall impeller head face the outer wall of the same part of the pressure steel pipe, and sand blasting materials are fed into a recycling box through recycling mechanisms by recycling openings of the inner wall, the outer wall impeller head and the inner wall impeller head. The invention further discloses a pressure steel pipe rust removal method. The steel pipe shot blasting machine can solve the technical problems that a traditional steel pipe shot blasting machine is low in inner wall and outer wall synchronous treatment efficiency, materials cannot be recycled and the like, is suitable for automatic rust removal operation of pressure steel pipes with different pipe diameters and curvatures, ensures that the surface roughness and cleanliness reach the standard through dynamic parameter cooperative control and real-time quality monitoring, and improves the production efficiency. According to the partition mode, the efficient rust removal effect is achieved for local quality differences.

The utility model belongs to the technical field of roller texturing treatment, and provides a roller texturing shot blasting machine which comprises a roller conveying structure, a shot blasting structure is arranged at the top of the roller conveying structure, and a recycling structure is arranged on the shot blasting structure. The shot blasting structure comprises a shot blasting material box, two shot blasting openings are symmetrically formed in the bottom end of the shot blasting material box, and shot blasting rotating plates are arranged in the two shot blasting openings through rotating shafts; the recycling structure comprises a recycling bin, a conveying pipe is inserted into the bottom end of the recycling bin, an air pump is inserted into the other end of the conveying pipe, the air pump is fixedly installed on the shot blasting material box, and a recycling pipe is inserted into the other end of the air pump. The problem that the collecting efficiency is reduced due to the fact that shot blasting materials continuously collide with the outer surface of a roller and need to be manually collected due to the counter-acting force of collision when existing equipment carries out shot blasting to carry out roller texturing behaviors is solved.

An explosives detonator is configured to be moved across land by a vehicle platform to detonate explosives positioned on or in the land. The explosives detonator includes a frame and a plurality of rollers coupled to the frame. The plurality of rollers are configured to engage and roll along the land relative to the frame about respective roller axes as the vehicle travels along the land. The rollers are weighted to exert pressure on the land and activate any pressure-sensitive explosives, such as mines.

The utility model discloses a shot separator for a lifting hook type shot blasting machine, which relates to the technical field of shot blasting machines, and adopts the technical scheme that the shot separator comprises a separation box, a feeding hole is fixedly formed in the top of the separation box, a waste hole and a steel shot hole are respectively formed in the outer part of the separation box, and a protective cover is fixedly arranged in the separation box; the shot separator for the lifting hook type shot blasting machine has the beneficial effects that air is blown into the isolation hood through rotation of the fan blades, light impurities in steel shots and waste materials are blown out of the isolation hood, and the purpose of reducing the screening amount of a filter screen is achieved; and the filter screen is in a shaking state through rotation of the cam, steel shots and waste falling on the top of the filter screen are shaken away, the steel shots and the waste are prevented from being accumulated on the top of the filter screen, the steel shots and the waste are conveniently scattered on the top of the filter screen for screening, and the screening effect is improved.

The utility model relates to a roller way passing type shot blasting machine dust removal device which comprises a shot blasting machine, a roller way used for conveying workpieces transversely penetrates through the bottom of the shot blasting machine, a supporting frame is fixedly connected to the input end of the roller way, two cleaning tables are arranged in the supporting frame, and the two cleaning tables are symmetrically arranged. Sliding grooves used for sliding of the cleaning tables are formed in the inner side wall of the supporting frame, the lower cleaning table is fixedly connected with the supporting frame, and the upper cleaning table is arranged in the sliding grooves in a sliding mode. The utility model relates to the technical field of shot blasting machines. According to the dust removal device of the roller way passing type shot blasting machine, through the arranged cleaning table, the front and back surfaces of a workpiece can be cleaned before the workpiece enters the shot blasting machine, and dust, oil stains and other impurities attached to the surface of the workpiece are prevented from absorbing the energy of cast shots when the workpiece enters the shot blasting machine, so that the cleaning effect of the shot blasting machine on the workpiece is ensured; therefore, the quality and the efficiency of shot blasting treatment of the workpiece are improved.

The utility model belongs to the technical field of sand blasting machines, and particularly discloses a double-faced S-shaped track automatic sand blasting machine which comprises a machine body, an upper connecting rod, a row of conveying rollers and a lower connecting rod are sequentially arranged in the machine body from top to bottom at intervals, the two ends of each conveying roller are rotationally connected with the machine body, and the upper connecting rod and the lower connecting rod are both in sliding connection with the machine body. The upper connecting rod and the lower connecting rod move in a reciprocating mode, a plurality of upper spray guns used for blasting sand downwards are arranged on the upper connecting rod at intervals, a plurality of lower spray guns used for blasting sand upwards are arranged on the lower connecting rod at intervals, and all the conveying rollers are located between all the upper spray guns and all the lower spray guns. According to the utility model, a row of conveying rollers are utilized to rotationally convey products, so that the products move forwards slowly, and meanwhile, the upper spray gun and the lower spray gun move back and forth quickly, so that a unique S-shaped sand blasting track is formed, the sand blasting track not only covers the whole surfaces of the products, but also ensures the uniformity and comprehensiveness of sand blasting, and automatic and uniform sand blasting treatment on two surfaces of the products is realized; and the sand blasting efficiency and quality are improved.

The present invention discloses a method for preparing a high-density pick, and belongs to the technical field of surface treatment of alloy materials. The preparation method comprises the following steps: after treating the surface of the pick substrate with a shot blasting machine, ultrasonic cleaning and drying are performed in sequence to obtain a pre-treated pick substrate; the pre-treated pick substrate is placed on a workbench of a laser cladding device, and metal-based composite powder, rare earth modified modifier powder and magnesium powder are mixed and put into a powder feeder, and then argon is used as a powder feeding gas to perform laser cladding on the pre-treated pick substrate; after the laser cladding is completed, the pre-treated pick substrate obtained by cladding is subjected to heat preservation annealing to obtain the high-density pick. The present invention uses a metal-based composite powder as a cladding substrate, which is mixed with rare earth modified modifier powder and magnesium powder and then subjected to high-temperature laser cladding to obtain a pick with high density.

The invention belongs to the technical field of alloy surface machining, and relates to a high-temperature alloy mother alloy bar surface machining method including shot blasting pretreatment. The machining method comprises the following steps that S1, shot blasting pretreatment is conducted, specifically, a high-temperature alloy mother alloy bar is fed into a shot blasting machine to be subjected to shot blasting treatment; and S2, finish turning machining is conducted, specifically, a lathe is used for directly conducting finish turning machining on the surface of the high-temperature alloy mother alloy bar subjected to shot blasting pretreatment. According to the method, the rough turning step in the traditional turning process is creatively replaced by shot blasting pretreatment, the shot blasting step and the finish turning step are combined, an economical surface machining route is achieved through a specific process system, and meanwhile the method has the advantages of being low in loss and high in cleanliness.

The utility model provides a titanium alloy steel plate shot blasting machine, which relates to the technical field of shot blasting machines and comprises two symmetrically arranged mounting plates, supporting legs are mounted at the bottom ends of the mounting plates, conveying rollers are mounted on the inner sides of the mounting plates, and a shot blasting machine main body is mounted at the top ends of the mounting plates. A screening mechanism is arranged at the bottom end of the shot blasting machine main body, a mounting frame is mounted above the middle position of the mounting plate, and a turnover mechanism is arranged on the inner side of the mounting frame; the turnover mechanism is arranged on the inner side of the mounting frame, and a cylinder, a movable frame, a first servo motor, a mounting cavity, a second servo motor, a threaded rod, a threaded sleeve, a movable cavity and a plastic plate of the turnover mechanism are matched with one another, so that the titanium alloy steel plate can be turned over, and the other surface of the titanium alloy steel plate is processed; and the titanium alloy steel plate is machined more comprehensively, the machining efficiency is higher, and therefore the practicability of the machine in the using process is greatly improved.

According to the shot screening device for the shot blasting machine, two screening filter screens are arranged, a rotating rod is arranged between the two screening filter screens, a threaded rotating sleeve is arranged on the outer wall of the rotating rod and rotates up and down on the outer wall of the rotating rod, and a plurality of screening spiral blades are arranged on the outer wall of the threaded rotating sleeve; the shot screening treatment assembly conducts first screening work on shots, a conveying pipe is arranged on the outer side of the working barrel, the shot screening treatment assembly is arranged in the conveying pipe, an annular shot baffle is arranged in an inner cavity of the working barrel, the inner area of the annular shot baffle is divided into shot storage cavities, and a fixing ring frame is arranged at the bottom of the annular shot baffle. A matched annular bearing frame is arranged above the fixed annular frame, and shots are conveyed into the working barrel through a conveying pipe. Through the synergistic effect of the shot screening treatment assembly and the storage cavity in the working barrel, twice screening of shots is achieved, and the screening precision and the shot quality are improved.

The utility model relates to the field of buffering feeding of shot blasting machines, in particular to a buffering feeding structure of a crawler-type shot blasting machine, which can solve the problems that workpieces are mutually pushed and collided during feeding, the number of components is large, the structure is complex, and the production cost and the equipment failure rate are not favorably reduced. Comprising a workbench, and supporting legs are arranged at the four corners of the bottom face of the workbench respectively. Supporting legs are arranged on the workbench, universal wheels with a limiting function are arranged at the bottoms of the supporting legs, the front end of the workbench extends to form a feeding platform, a rectangular discharging port is embedded in the center of the feeding platform, sliding ways in the front-back direction are embedded in the left side and the right side of the upper surface of the workbench and the left side and the right side of the upper surface of the feeding platform respectively, and feeding boxes which can slide front and back and can conduct discharging at the bottoms are arranged in the sliding ways. The device is easy to operate, convenient to use and suitable for various materials.

The utility model relates to the field of shot blasting machines, in particular to a shot blasting machine blade convenient to quickly disassemble and assemble, which can solve the problems that a positioning structure provided in the background technology is complicated, the maintenance is difficult once a fault occurs, the whole blade is of an integral structure, sometimes, the whole blade needs to be replaced when the end part of the blade is damaged, and the working efficiency is high. And materials are wasted. Comprising a blade body with guide cavities formed in the left side and the right side, the blade body comprises a plurality of blade branch bodies spliced inside and outside, and first splicing structures matched with each other are arranged on the inner end faces and the outer end faces of the blade branch bodies; and the inner end part of the blade main body is spliced with the impeller fixing seat through a second splicing structure. The first splicing structure comprises a clamping block fixed to the inner end face of the blade support, and a first clamping groove matched with the clamping block is embedded in the outer end face of the blade support. The device is simple to operate, convenient to use and suitable for various types of shot blasting machines.