126results about How to "Realize reciprocating movement" patented technology

The invention relates to the technical field of drilling machines, and provides an automobile lower ball head machining drilling machine with a chipping cleaning function, which comprises a machine body, a workbench, a main shaft, a drill bit and a sprayer, and further comprises a protection mechanism, a filtering mechanism, a purging pipe and a dumping mechanism, the protection mechanism is used for protecting a drilling position, and the protection mechanism comprises a protection barrel and a sealing cover; the protective barrel is arranged on the machine body, the workbench is arranged in the protective barrel, the sealing cover is arranged on the main shaft, the filtering mechanism is used for filtering metal chippings and comprises a liquid collecting hopper and a filter screen, the liquid collecting hopper is arranged below the protective barrel, the filter screen is rotatably arranged in the liquid collecting hopper, and the blowing pipe is arranged on the sealing cover. And the pouring mechanism is used for pouring the liquid collecting hopper and pouring out the metal chippings in the filter screen, and by means of the technical scheme, the problem that in the prior art, cutting liquid is mixed with cutting chippings, so that subsequent drilling machining is affected is solved.

The invention relates to the technical field of clock dial plate welding, and discloses a clock dial plate welding device which comprises a welding seat, a rotating shaft is rotationally connected to the welding seat, a clamping seat is fixed to the upper end of the rotating shaft, and a dial plate body is placed in the clamping seat; a plurality of welding positioning holes which are circumferentially distributed at equal intervals are formed in the dial plate body, a plurality of clamping assemblies which are circumferentially distributed at equal intervals and used for fixing the dial plate body are arranged on the clamping seat, a first servo electric cylinder is arranged at one end of the welding seat, and a mounting plate is fixed to the upper end of the first servo electric cylinder; a welding gun is fixed on the mounting plate; in the whole welding process, the situation that the welding precision is affected due to position deviation in the welding process can be avoided, the positioning frequency can be reduced, the welding speed is increased, the time consumed by welding is greatly saved, time and labor are saved, convenience and rapidness are achieved, and the welding efficiency is improved.

The invention relates to the technical field of magnetic separators, and discloses a magnetic separator blanking device capable of avoiding blockage, the magnetic separator blanking device comprises a bottom frame, a magnetic separation rod and a treatment box fixedly mounted in the middle of the top of the bottom frame, the top of the treatment box is connected with a feeding cylinder, the feeding cylinder is internally provided with a blanking assembly, and the treatment box is internally provided with a magnetic separation assembly; the discharging assembly comprises a first motor and a second motor which are fixedly installed on one side of the outer portion of the feeding cylinder, the output end of the first motor is fixedly connected with a left shaft, and first crushing teeth are fixedly installed in the middle of the outer side of the left shaft; the magnetic separation assembly comprises a mounting shaft and a connecting shaft, the mounting shaft is rotationally mounted on the vertical plate, and the problems that normal feeding of the mineral powder materials is hindered due to the fact that the mineral powder materials contain large mineral blocks, and when the mineral powder materials discharged at a time are too many, the mineral powder materials are likely to be accumulated and blocked at a discharging opening, and the discharging efficiency is high are solved. And the blanking efficiency and the subsequent magnetic separation operation process are influenced.

The invention discloses an automatic adjusting core repairing device, system and method, and relates to the technical field of mechanical engineering, the automatic adjusting core repairing device is connected to a mechanical arm, and comprises a base body connected to the mechanical arm; the electric control mechanism comprises a driving assembly and a telescopic piece; the driving assembly is connected to the base body; the telescopic piece can do telescopic motion relative to the base body through a driving assembly; the rotating mechanism comprises a guide column and a rotating disc; the guide column is rotationally connected to the base body; the rotating disc is provided with a guide part connected with the guide column and a hinge part hinged to the telescopic piece. The telescopic piece is driven by a driving assembly to do linear reciprocating motion so as to drive the rotating disc to rotate relative to the base body; the core repairing mechanism comprises a core repairing rod connected to the rotating disc, and the core repairing rod is driven by the rotating disc to rotate by a preset angle so as to scrape off fins of the sand core; the core repairing rod can be driven to rotate by a preset angle, and fins at different positions can be scraped.

The invention provides a light energy and wave energy combined power generation device for an offshore area and a use method, the light energy and wave energy combined power generation device is characterized by comprising a plurality of groups of power generation assemblies, and a limiting part is connected between every two adjacent groups of power generation assemblies; the power generation assembly comprises installation assemblies placed on the sea surface, the adjacent installation assemblies are connected through limiting parts, photovoltaic panels are installed at the top positions of the installation assemblies, the installation assemblies are connected with connecting arms, and the connecting arms are provided with arch-shaped elastic structures. One end of the arch-shaped elastic structure is fixedly connected to the position, close to the mounting assembly, of the connecting arm, the arch-shaped elastic structure is movably connected to the connecting arm, the end, connected with the connecting arm, of the arch-shaped elastic structure is connected with a wave energy power generation assembly, and the adjacent wave energy power generation assemblies are also connected through a limiting part; a fixing part is connected to the position, close to the connecting arm, of the bottom of the mounting assembly and fixed to the seabed. The device combines light energy and wave energy for power generation, and improves the efficiency of energy collection in offshore areas.

The utility model relates to the technical field of kneading machines, and discloses a silicon rubber kneading machine discharge port cutting device which comprises a kneading machine body, a discharge port is formed in the front side of the kneading machine body, a base is arranged on the front side of the kneading machine body and located below the discharge port, a groove is formed in the top of the base, and vertical boxes are fixedly installed on the two sides of the base correspondingly; a conveying mechanism is arranged between the groove and one vertical box; a top box is fixedly mounted at the tops of the two vertical boxes, and a motor is fixedly mounted on the inner wall of the top of the top box. Compared with the prior art, the device has the following advantages and effects that by arranging the reciprocating mechanism and the cutting mechanism, the purpose of continuously cutting a rubber material extruded out of the discharging port through a cutter can be achieved, by arranging the conveying mechanism, the purpose of avoiding rubber material accumulation below the discharging port can be achieved, and the purpose of avoiding manual rubber material collection can be achieved; therefore, the purposes of reducing the labor cost and improving the working efficiency can be achieved.

The utility model discloses a drilling and cutting all-in-one machine which comprises a drilling and cutting device, a cutting and cutting device and a lathe bed structure, the lathe bed structure comprises a lathe body, the lathe body is of a structure formed by integrally welding metal pipes, the two ends of the lathe body in the front-back direction are the feeding end and the discharging end correspondingly, and a feeding table, a transfer material table and a cutting machining material table are installed on the lathe body; the feeding table is provided with a first bearing face used for bearing materials, the transfer material table is provided with a second bearing face used for bearing the materials, the cutting machining material table is provided with a third bearing face used for bearing the materials, and the first bearing face, the second bearing face and the third bearing face are flush. According to the technical scheme, the materials do not move in the vertical direction in the whole machining and conveying process from before drilling and cutting to after cutting, auxiliary adjustment of the vertical position of the materials through workers is omitted, and due to the fact that the materials do not change in the vertical height in the transferring process, the possibility that the materials deviate in the transferring process is reduced.

The invention discloses a raw material juice separation device for sauce production, and relates to the technical field of separation devices.The raw material juice separation device comprises a workbench, a separation box is fixedly connected to one side of the top of the workbench, an extrusion plate is slidably arranged in the separation box, and a control assembly installed on the workbench is arranged on one side of the separation box. According to the raw material and juice separation device for sauce production, the extrusion plate is driven to intermittently move towards one side of the filter plate in the separation box, so that the space in the separation box can be reduced, the space of raw materials in the separation box is reduced, the extrusion plate is subsequently controlled to reciprocate on the basis of the position, and the raw materials are extruded; the juice is separated, the space in the separation box is intermittently compressed, solid and liquid in the raw materials can be more effectively separated, the dynamic pressure change is beneficial to acceleration of the separation process, and the overall separation efficiency is improved.

The invention provides a double-rail load-carrying transportation rail car which comprises rails and a transfer frame running on the rails, a power supply groove-shaped sliding line is arranged between the rails and the transfer frame through a support, one side of the power supply groove-shaped sliding line is electrically connected with a power supply communication part, and the rails comprise an outer rail and an inner rail arranged in the outer rail; the outer rail comprises outer rail straight rails and outer rail arc-shaped rails connected between the outer rail straight rails, the inner rail comprises inner rail straight rails and inner rail arc-shaped rails connected between the inner rail straight rails, the power source groove-shaped sliding lines are arranged on the inner sides of the inner rails, and the power source communication part is arranged on one side of the transfer frame. The semi-finished products are transferred between the corresponding machining devices or the machined parts are transferred to a warehouse to be stored according to production requirements, manual pushing or matched operation is not needed, the transportation track is enlarged, and the potential safety hazard which is unfavorable for operators is effectively avoided.

The invention discloses a fabric flattening device of a fabric compound machine, and relates to the field of fabric flattening, the fabric flattening device comprises a flattening box, two strip-shaped limiting plates and two flattening rollers, and the two strip-shaped limiting plates are respectively arranged above two sides of a base. According to the flattening device, through arrangement of strip-shaped limiting plates and a reciprocating moving plate, fabric is flattened and laid, a plurality of springs can push the two strip-shaped limiting plates to press the two sides of the fabric, then the two strip-shaped limiting plates can improve the laying stability degree of the fabric, the fabric is prevented from moving in the flattening process of the flattening device, the flattening effect of the fabric is improved, and the flattening efficiency of the fabric is improved. The reciprocating moving plate can drive the two flattening rollers and the ironing plate to move in a reciprocating mode in the left-right reciprocating moving process, then the fabric can be repeatedly flattened and ironed, the softening degree of fibers in the fabric can be improved through repeated ironing, the fabric can easily deform under the action of external force, and through reciprocating flattening of the two flattening rollers, the fabric is not prone to deformation. Therefore, the flattening effect of the fabric is further improved.

The utility model relates to the technical field of automobile brake caliper production, and discloses a reciprocating mechanism of a spraying device for automobile brake caliper production, which comprises a protective shell, the right end of the protective shell is open, and the inner side of the protective shell is fixedly connected with a sliding rail. By arranging the sliding rail, the sliding block, the sliding seat, the fixing piece, the reciprocating rod, the clamping plate, the connecting block, the driving motor, the first chain wheel, the second chain wheel and the chain, the driving motor drives the first chain wheel to rotate, under the transmission action of the chain, the second chain wheel also rotates, and the chain can drive the connecting block to move rightwards; when the driving motor rotates reversely, the chain can drive the connecting block to move leftwards, then the clamping plate, the fixing piece, the sliding seat and the reciprocating rod are driven to move leftwards, and the spraying device is connected to the outer side of the reciprocating rod in a sleeving mode; therefore, the reciprocating motion of the spraying device can be realized.

The present invention provides a portable lymphedema auxiliary therapeutic device, which relates to the technical field of nursing equipment, and comprises: a control unit, a positioning unit, an auxiliary therapeutic unit A and an auxiliary therapeutic unit B; the positioning unit is installed on the control unit, and the positioning unit is used to position the control unit; the auxiliary therapeutic unit A is installed at the left end of the control unit, and the auxiliary therapeutic unit A is used for rolling massage therapy, and the auxiliary therapeutic unit A is also used for tapping massage therapy; the auxiliary therapeutic unit B is installed at the left end of the control unit, and the auxiliary therapeutic unit B is located inside the auxiliary therapeutic unit A, and the auxiliary therapeutic unit B is used for vibration massage therapy; the present invention rotates the control handle B forward or reversely by 135 degrees, thereby reducing the overall length of the present invention and making it more convenient to carry; and solves the problem that the overall length cannot be reduced when carrying due to the generally integrated structure, resulting in a longer space being occupied when carrying.

The utility model discloses a traction device of steel pipe polishing equipment, belongs to the technical field of steel pipe machining, and solves the problems that in the prior art, steel pipe polishing still needs action cooperation of operators in the polishing process, and automatic traction cannot be achieved. Comprising a long-strip-shaped base frame, a grinding assembly, a plurality of supporting assemblies and two sets of electromagnetic adsorption parts, the two sets of electromagnetic adsorption parts are fixedly connected to the two ends of the base frame correspondingly, the supporting assemblies are all arranged in the base frame, and the grinding assembly is arranged in the middle of the top face of the base frame; and the two groups of electromagnetic adsorption pieces are alternately powered on and powered off. A steel pipe is manually lifted and placed on the supporting plate to be polished, the V-shaped supporting plate and the rotatable supporting wheel can stabilize the steel pipe, the steel pipe is rotated, and the polishing assembly is matched with the electromagnetic adsorption part to complete surface polishing.

The utility model discloses a pressure testing device for a roller press, which comprises two mounting plates, a same wind-up roll is rotatably arranged between the two mounting plates, a steel plate is wound on the wind-up roll, a first motor with an output shaft coaxially fixed with the wind-up roll is fixed on the outer wall of one of the mounting plates, and a second motor with an output shaft coaxially fixed with the wind-up roll is fixed on the outer wall of the other mounting plate. A mounting box is mounted at the top between the two mounting plates, a displacement sensor is arranged in the mounting box, and a driving mechanism for realizing reciprocating motion of the displacement sensor is mounted in the mounting box; the driving mechanism comprises a second motor fixed to the outer wall of one mounting plate, a reciprocating lead screw located in the mounting box is coaxially fixed to an output shaft of the second motor, and an adaptive block matched with the reciprocating lead screw is arranged on the reciprocating lead screw. According to the utility model, whether the pressure of the fixed roller and the movable roller is uniform or not can be detected, and the use is more convenient.

The invention discloses a box-type substation cable plug leading head protector, and relates to the technical field of cable plugs, the box-type substation cable plug leading head protector comprises a box body, a take-up cleaning structure is arranged in the box body, a plugging mechanism is arranged in the box body, and a blowing mechanism is arranged at the top of the take-up cleaning structure. The take-up cleaning mechanism comprises a rotating rod, a cable rotating disc, a bidirectional threaded groove rod, a hollow cleaning plate, a telescopic scraper and a circular brush, and the hollow cleaning plate is used for clamping and guiding an external cable; a telescopic scraper arranged in the hollow cleaning plate telescopically moves to scrape and remove residual soil and dust attached to the cable and the cable head, and a circular brush located in the hollow cleaning plate can transversely brush and remove dust in a reciprocating mode while the cable is taken up and paid off; and the cable turntable and the two-way threaded groove rod are driven by the rotation of the rotating rod to carry out rotary take-up and arrangement operation on the cable.

The present invention discloses a fertilizing device for combined use of humus fertilizer and commercial fertilizer, comprising a top plate, characterized in that: the top plate is fixedly connected to a vertical plate, the vertical plate is fixedly connected to a horizontal plate, the vertical plate is fixedly connected to a conical barrel, the top plate is fixedly connected to a round rod, the top plate is fixedly connected to a square box, the square box is provided with symmetrical storage slots, the square box is provided with symmetrical discharge ports, the symmetrical discharge ports are respectively connected to the corresponding storage slots, the conical barrel is provided with an upper notch and a lower discharge port, the horizontal plate is fixedly connected to a U-shaped track, the U-shaped track is provided with a straight slot, the U-shaped track is fixedly connected to a fixed plate, and the conical barrel is fixedly connected to a fertilizing device. The present invention relates to the field of agricultural equipment, and specifically, to a fertilizing device for combined use of humus fertilizer and commercial fertilizer. The present invention facilitates combined fertilization.

The utility model discloses an energy-saving quick-drying inkjet device, which relates to the technical field of inkjet devices and comprises a main box body, a first motor, a driving gear, a rotating shaft and a driven gear are arranged in the main box body, and the driven gear is meshed with the driving gear. A painting nozzle and a hot air nozzle are further arranged in the main box body through a sliding groove, a sliding block and a movable plate, a reciprocating gear is arranged at the tail end of the bottom of a rotating shaft through key connection, a rack is arranged on the movable plate and meshed with the reciprocating gear, and a box door is further arranged on the main box body through a hinge. Through cooperative use of the motor and the gear, reciprocating motion of the inkjet nozzle can be realized, so that the inkjet efficiency is improved, the inkjet drying efficiency is improved through cooperative use of the reciprocating hot air nozzle, and under the action of the cleaning plate, not only can objects be cleaned, but also the interior of the main box body can be cleaned, so that the cleaning efficiency is improved. And the influence of the residual paint on the next spray painting is avoided.

The utility model relates to the technical field of printing machines, and discloses a printing machine with an ink roller cleaning device, which comprises a bottom plate, a printing machine main body arranged at the top of the bottom plate, a printing machine ink roller group arranged in the printing machine main body, an adjusting and cleaning mechanism arranged in the printing machine main body, and a cleaning mechanism arranged at the top of the printing machine main body. A waste discharge pipe is arranged on the right side of the printer body. By arranging the adjusting cleaning mechanism, reciprocating movement of the first mounting frame can be achieved so that different positions of the surface of the printing machine ink roller set can be better cleaned, after cleaning is completed, the surface of the printing machine ink roller set can be further cleaned through a cleaning roller, and the follow-up using effect of the printing machine ink roller set is guaranteed; under the action of the water suction pump and the water suction pipe, water in the water storage tank is pumped out, and through the action of the water suction pipe and the communicating pipe, the surfaces of the ink roller sets of the printing machine can be flushed in an all-around mode through the multiple sets of spraying heads.

The utility model discloses an automatic blood shaker for examination, which comprises a base, a rectangular tube, a threaded tube and a circular ring, a support plate and a protective cover are arranged on the surface of the base, a motor is mounted in the protective cover, the output end of the motor is connected with an inner pentagonal driving sleeve, connecting discs are arranged at two ends of the rectangular tube, and the threaded tube is connected with the inner pentagonal driving sleeve. A pentagonal prism and an inserting column are arranged on the surfaces of the two connecting discs correspondingly, the pentagonal prism is connected with the inner pentagonal driving sleeve in an inserted mode, a plurality of clamping devices are arranged on the surface of the rectangular pipe, the threaded pipe is in threaded connection with the supporting plate, a nitrogen spring is arranged in the threaded pipe, the inserting column is inserted into the threaded pipe and abuts against the nitrogen spring, and the circular ring is connected with the right connecting disc. A plurality of arc grooves are formed in the surface of the circular ring, rolling wheels are installed on the surface of the protection cover, when the motor controls the connecting disc and the rectangular pipe to rotate, reciprocating movement of the rectangular pipe can be achieved, when the rectangular pipe rotates rapidly, the sample pipe is driven to vibrate, and blood is rapidly shaken up.

The utility model relates to a raw material cleaning device for electrolytic aluminum production, which comprises a cleaning box body with an open top, a material guide plate and a power device, the top of the cleaning box body is provided with a flushing nozzle, one end of the cleaning box body is provided with a discharge port, the material guide plate is arranged in the cleaning box body, and the power device is connected with the flushing nozzle. A material guide plate is arranged in the cleaning box body and can reciprocate in the horizontal direction of the cleaning box body, an ultrasonic generator is arranged at the end, away from the discharging port, of the material guide plate, a plurality of draining plates are arranged on the material guide plate, and a power device used for driving the material guide plate is arranged at the end, away from the discharging port, of the cleaning box body; the material guide plate moves back and forth in the cleaning box body in the horizontal direction to drive materials on the upper end face of the material guide plate to move towards the discharging port, the washing nozzles are arranged at the top end of the cleaning box body, automatic discharging after the materials are cleaned by the cleaning device is achieved, and the problems that discharging of the cleaning device is inconvenient, and the cleaning efficiency is high are solved. And the working efficiency is low.

The utility model discloses a cup body polishing clamp which comprises a base, a cup opening clamping end and a cup bottom clamping end, the cup opening clamping end and the cup bottom clamping end are arranged on the base, the cup opening clamping end and the cup bottom clamping end are arranged on the base in a sliding mode through sliding rails, and a clamping driving mechanism arranged between the two sliding rails drives the two clamping ends to move in a reciprocating mode at the same time. When the two clamping ends clamp the cup, at least one of the two clamping ends drives the cup to rotate together with the other clamping end; popping mechanisms for popping up the cup are arranged on the two clamping ends, and a vacuum generator interface is arranged on the cup bottom clamping end; under the action of the cup opening clamping end, the cup bottom clamping end, the clamping driving mechanism and the rotating driving mechanism, the two clamping ends can move on the base, the clamping stability is guaranteed, meanwhile, vacuum formed by the cup bottom clamping end adsorbs the bottom of a cup body, the connecting stability is guaranteed, and therefore the problem that the cup body slides in the polishing process is solved, and the polishing quality is improved. The product quality is improved.

The utility model relates to the field of tea processing, and discloses a feeding device for a tea strip tidying machine, which comprises a frame body, a strip tidying groove and a hopper, an elastic bottom plate and a stirring rotating shaft are arranged at the bottom of the hopper, a plurality of stirring cams are axially arranged on the stirring rotating shaft, and the stirring cams rotate to be in contact with the elastic bottom plate. A driving device for driving the hopper to be close to or away from the carding groove and a vibrating device for driving the stirring rotating shaft to rotate are arranged on the frame body. Compared with the prior art, the tea leaf tidying device has the following advantages and effects that the stirring rotating shaft rotates to drive the stirring cams to respectively collide with the elastic bottom plate positioned below the hopper, so that the elastic bottom plate is driven to vibrate, and tea leaves are uniformly distributed in the hopper, so that the tea leaves are more uniformly distributed after being poured into the tidying groove; a transmission gear is arranged on the stirring rotating shaft, a transmission rack is arranged on the frame body, and the reciprocating motion of the supporting frame and the hopper on the frame body is achieved through meshing of the transmission gear and the transmission rack.

The opener for non-woven fabric production comprises a feeding table, a mounting frame is fixedly connected to the position, close to the edge, of the top end of the feeding table, a mounting plate is connected to the top end of the mounting frame in a sliding mode, a square through hole is formed in one side of the mounting plate in a penetrating mode, and an adjusting block is connected to the interior of the square through hole in a sliding mode. An air cylinder is fixedly connected to one side of the mounting plate, the telescopic end of the air cylinder is fixedly connected with the top end of the adjusting block, and two connecting rods are rotationally connected to one side of the adjusting block. The adjusting block is pushed by the air cylinder to slide in the square through hole, so that the connecting rod rotates and pushes the two shredding plates to be separated, the two shredding plates drive the shredding head to be separated in the separation process, primary shredding and separation of non-woven fabric raw materials are achieved, the compact state of the raw materials can be achieved, the next opening operation is facilitated, the structure is simple, and operation is convenient. And the opening efficiency is effectively improved.

The application discloses a compact micro-bubble air floatation device for removing oil from oil and gas field production water, and belongs to the technical field of micro-bubble air floatation machines, which comprises a main tank body, wherein an oscillating assembly and a cleaning assembly are arranged in the main tank body, a main rotating shaft is rotationally connected to the main tank body through a bearing, the main rotating shaft is in transmission connection with the oscillating assembly and the cleaning assembly, and a solid-removing assembly is fixedly connected to the bottom of the main tank body. In the application, the oscillating assembly is arranged, the main rotating shaft drives a plurality of extrusion blocks to rotate through a connecting ring, the extrusion blocks drive a sliding rod to make a reset movement in cooperation with a reset spring, thereby realizing the reciprocating movement of the sliding rod, the sliding rod drives the baffle to reciprocate, the baffle drives the high-pressure spray pipe to reciprocate through a connecting rod, thereby expanding the range of the high-pressure spray pipe for spraying bubbles, enabling the bubbles to more fully fill the main tank body, and enabling the bubbles to more comprehensively adhere to oil and grease impurities, thereby improving the oil removal efficiency.

The invention relates to the technical field of chemical separation, and discloses a high-vacuum-degree vacuum tower which comprises a tower body, a feeding pipe is connected to the side wall of the tower body in a penetrating mode, a steam pipe is connected to the side wall of the tower body in a penetrating mode, and high-pressure gas enters the tower body from the steam pipe and moves upwards along the inner wall of the tower body during extraction of a vacuumizing pipe; at the moment, upward-moving gas makes two-phase contact with the oil on the top of the containing plate through exhaust holes, in the process, upward-moving high-pressure gas acts on the bottom slopes of slope fan blades, the multiple slope fan blades are forced to drive a mounting ring box to rotate along the inner wall of a first annular sliding groove, the multiple slope fan blades conduct the stirring procedure in the oil, and the oil is conveyed into the containing plate; most of bubbles generated during the reaction of the steam and the oil are removed; in addition, when high-pressure gas acts on the bottom slopes of the slope fan blades, part of the gas goes deep into the oil on the top of the containing plate again, the contact area of steam and the oil is increased, bubbles are effectively removed, and meanwhile the reaction rate of the equipment is increased.

The utility model discloses a quick film changing mechanism of a film scratching and gold label spraying machine, which comprises a machine base, a film changing table arranged at the top of the machine base, a film guiding mechanism arranged at one end of the film changing table, a fixing mechanism arranged on the film changing table, a film for the film scratching and gold label spraying machine arranged at the top of the film changing table through the fixing mechanism, and a guide rail groove arranged on one side of the top of the machine base. A toothed plate is arranged in the guide rail groove, a movable frame is arranged in the middle of the bottom of the film changing table and arranged in the guide rail groove, a second motor is arranged on the top of the movable frame, the output end of the second motor is connected with a gear through a coupler, and the gear is meshed with the toothed plate. By arranging a series of structures, reciprocating movement of the film changing table on the machine base is achieved, a film for the film scratching and gold mark spraying machine can be rapidly fixed and separated on the film changing table conveniently, the film is convenient to replace, disassemble and assemble on the film changing table, the film is rapidly and accurately replaced through the film guiding mechanism, the film replacing operation is easy and convenient, the film replacing guiding-in distance is adjustable, and the application range is wide.

The invention discloses a textile ultrasonic low liquid-carrying rate roller, comprising a first box body and a dust-absorbing and softening device. The invention realizes efficient spreading and ultrasonic dyeing of textile fabrics by arranging a first flattening roller, a water tank, an ultrasonic device, a guide roller, a second flattening roller, a third flattening roller, a first roller and a second roller, so as to realize uniform dyeing of the fabrics. The first roller and the second roller can realize intermediate force due to their internal hollow structures, so as to reduce the liquid-carrying rate of the fabrics. The dust-absorbing and softening device is arranged, that is, under the transmission of the first toothed disc and the second toothed disc, the convex plate arranged on the outside of the rotating roller can cooperate with the receiving roller to realize intermittent transmission of the fabric, so as to prolong the subsequent dyeing time of the fabric. The dust-absorbing structure and the heating structure arranged on the outside of the moving component can be cooperated to perform dust-absorbing and heating softening activities on the fabric, so as to assist in enhancing the dyeing uniformity of the fabric, so as to greatly enhance the dyeing quality and uniformity.

The application discloses a device for preparing high-purity copper powder and polyaluminum chloride from acid etching waste liquid and an energy-saving co-production process thereof, relates to the technical field of recycling of acid etching waste liquid, and comprises a supporting base, a reaction assembly is arranged on the top of the supporting base, and the reaction assembly comprises a preparation tank body, a sealing cover and an extension rod. In the application, the top of the compression ring is connected with the extension rod and the guide piece, the top of the guide piece is overlapped with the adjusting block through the contact head, the reciprocating movement of the guide rod on the top of the supporting plate can be driven when the cam rotates, the lifting of the guide piece can be driven through the adjusting block, the use height of the compression ring and the guide disc is adjusted, the extrusion of the aluminum sheet is realized, the flow of the waste liquid in and out of the mixing tank is accelerated, the aluminum sheet is stirred through the stirring blade, and the aluminum sheet is fully contacted and reacted with the waste liquid; the filter screen is arranged in the filter box, copper powder in the waste liquid can be quickly separated, copper powder residues in the waste liquid are reduced, and the subsequent centralized recovery of the copper powder is facilitated.