434results about How to "Increase squeeze" patented technology

The invention relates to the technical field of hardware machining, and discloses a drilling machine for precise hardware machining and a using method thereof.The drilling machine comprises a containing table, a connecting frame is fixedly connected to the top of the containing table, two clamping blocks are slidably connected to the top of the containing table, and an electric telescopic rod is started to push a sliding block to descend; when a workpiece is drilled, a rotating rod and a drill bit descend to be close to the workpiece, meanwhile, a motor is started to drive a second belt wheel to rotate, a transmission belt rotates, the rotating rod and the drill bit rotate to drill the workpiece, meanwhile, when the rotating rod rotates, a round ball rod can rotate around the center of a fixed circular ring, the round ball rod can incline, and a first connecting ring can be pulled by the round ball rod; the first connecting ring is moved downwards to descend, so that an extrusion ring descends, an extrusion plate descends, cooling liquid in a liquid storage tank is extruded, the extruded cooling liquid is sprayed out through a communicating hole to flush the surface of the drill bit, and therefore chippings attached to the surface of the drill bit are reduced, and the abrasion speed of the drill bit is effectively reduced.

The invention relates to the technical field of wire tighteners, in particular to an intelligent wire tightener and a wire tightening method thereof.The intelligent wire tightener comprises a main body, and a middle part is arranged in a wire tightening area between a first shell and a second shell of the main body; the upper end and the lower end of the middle part respectively press a wire rod middle part and a wire rod terminal part against the first shell and the second shell so as to fix the wire rod middle part and the wire rod terminal part; the middle part is connected with the U-shaped rib of the main body in a sliding mode and comprises a middle block, clamping blocks arranged at the upper end and the lower end of the middle block respectively and an inclined plate arranged in the middle block and located between the two clamping blocks. According to the wire tightener, even if the second shell is loosened due to the fact that the main body is aged and the like, it can be ensured that the wire middle part and the wire terminal part are kept in the state of being tightened and fixed by the main body, the situation that the wire middle part and the wire terminal part slip off from the main body cannot occur, and safety is guaranteed.

The invention provides an energy-saving ore crushing device for lead-zinc concentrate production, which comprises a supporting table, a conveying belt is assembled in the supporting table, a crushing mechanism is fixedly mounted at the top of the supporting table, a transfer assembly is fixedly mounted on the supporting table on one side of the crushing mechanism, and a hoisting mechanism is assembled at the driving end of the transfer assembly. A hoisting mechanism is arranged on the bottom of the crushing mechanism, a hanging mechanism is hoisted at the bottom of the hoisting mechanism, a material guiding assembly is fixedly installed on the portion, on the other side of the crushing mechanism, of the supporting table, an installation cover body is fixedly installed on the top of the material guiding assembly, and a knocking assembly is assembled in the installation cover body. Through the hanging mechanism, the crushing device can work according to the actual crushing condition, the device achieves the effect of switching three working forms, the device can assist a feeding channel in dredging operation, ore in the crushing device body can be compensated, meanwhile, a crushing toothed plate in the device body can be hoisted and replaced, and the crushing efficiency is improved. And personnel are assisted in mounting the crushing toothed plate.

The invention relates to the technical field of sewage treatment and resource utilization, in particular to a sludge treatment system with an integrated microbial fuel cell and a treatment method of the sludge treatment system. A first cathode plate matched with the sludge compression chamber is arranged at the other end in the sludge compression chamber in a sliding mode, a driving mechanism used for driving the first cathode plate to be close to or away from the first anode plate is arranged on the sludge compression chamber, and a sludge discharge port is formed in the lower portion of the sludge compression chamber. The chlorine salt and the tannic acid are added into the sludge in the pretreatment barrel, the chlorine salt is used for improving the electrochemical wall breaking effect of the sludge, the tannic acid is used for improving the dewatering performance of the sludge and reducing the hydrothermal dewatering temperature, the chlorine salt and the tannic acid are mixed in the pretreatment barrel and then enter the fuel tank for chemical reaction, electric energy is generated, and electric power is provided for the storage battery; the microorganisms can degrade organic matters in the sludge.

The invention discloses an automatic workover rig, and relates to the technical field of workover equipment. Comprising a mast, a pipe rod conveyor and a wellhead platform, and the wellhead platform is provided with a first main body and a second main body; the mounting seats are annularly distributed and are connected into the first main body and the second main body in a limiting and sliding manner, and rollers are rotationally connected to the positions, close to the central axis of the first main body, of the mounting seats; the first main body and the second main body are provided with installation seats, the number of the guide seats is equal to that of the installation seats, the first main body and the second main body are jointly provided with guide grooves, the number of the guide grooves is equal to that of the installation seats, the guide seats slide in the adjacent guide grooves in a limited mode, and the guide seats are connected with friction pieces in a sealed and sliding mode. The rolling wheels are attached to the side wall of the oil pipe, the moving direction of the oil pipe is monitored, when the oil pipe falls, the friction piece is used for limiting the oil pipe, the oil pipe is prevented from falling continuously, and therefore the probability that the oil pipe falls into a well is reduced.

The invention relates to the technical field of cable surface damage detection, and discloses a cable surface damage detection device which comprises a supporting frame, a supporting plate is fixedly connected to the middle of the supporting frame, an input arc-shaped plate is fixedly connected to the position over the supporting frame, and an output arc-shaped plate is fixedly connected to the position over the supporting frame. When a traction device drives a cable to enter a detection cylinder, a driving motor is started, the output end of the driving motor rotates to drive an output rotating shaft to rotate, the output rotating shaft rotates to drive a gear to rotate, the gear rotates to drive a rotating sleeve on a gear ring to rotate, and the rotating sleeve rotates to drive a first connecting block in a cleaning mechanism to rotate; the first connecting block rotates to drive the fixed bent rod to rotate, the fixed bent rod rotates to drive the cleaning roller on the cleaning rod to rotate along the outer wall of the cable, and the cleaning roller is arranged to facilitate removal of impurities adhered to the outer wall of the cable, so that the impurities on the outer wall of the cable are prevented from affecting the detection accuracy of the device.

The invention belongs to the technical field of solid waste material preparation, and particularly relates to a device for preparing a multi-element solid waste-based cementing material, the device comprises a preparation box, a grinding and crushing assembly is mounted in the preparation box, and the grinding and crushing assembly comprises a rotary mounting disc arranged in the preparation box; the differential requirements of multiple applications on the granularity of the solid waste-based cementing material can be accurately met, accurate-granularity products adaptive to different scenes are produced by conveniently switching the grinding discs, and compared with the traditional technology that if the granularity needs to be changed, shutdown, equipment disassembly and whole set of grinding parts need to be frequently carried out, the working procedures are tedious, consumed time is long, equipment idling is caused, and production is interrupted, the production efficiency is greatly improved. According to the device, complex disassembly is not needed, the switching process is started instantly when the servo motor rotates reversely, under the cooperation of the wedge-shaped limiting piece, the wedge-shaped groove and other assemblies, grinding disc switching is rapidly completed, follow-up production is rapidly connected, the downtime is shortened, the overall production efficiency is remarkably improved, and the continuous industrial production rhythm and the unit time yield can be improved.

The invention discloses a line design cable butt joint structure for electric power engineering, and relates to the technical field of cable butt joint, the line design cable butt joint structure comprises a butt joint cylinder, the two ends of the butt joint cylinder are provided with mounting mechanisms for placing inserted cables, each mounting mechanism comprises a placing cylinder, and the placing cylinders are symmetrically installed at the two ends of the butt joint cylinder; a limiting mechanism for fixedly limiting movement of the cable is arranged on the inner wall of the placing cylinder, an adjusting mechanism for adjusting the distance between cable joints is arranged on the outer wall, close to the placing cylinder, of the butt joint cylinder, the cable is inserted into the placing cylinder, the annular plate wraps the part, needing to be connected, of the cable, and the cable is pulled to be extruded by the annular plate; and the extrusion stress at the cable joint is more uniform, so that the electric stress distribution at the cable joint is more uniform, and overhigh local electric stress caused by non-uniform electric field distribution is avoided.

The invention relates to the technical field of cable construction, and discloses a cable construction tightening device for a high-voltage power grid and a using method thereof.The cable construction tightening device comprises a buckle and a cable, one end of the buckle is fixedly connected with a working shell, the cable construction tightening device further comprises a clamping tightening mechanism, and the clamping tightening mechanism comprises a telescopic rod fixedly connected to one side of the inner wall of the working shell; the outer wall of a telegraph pole is sleeved with a buckle, the buckle is fixed through a bolt, then a cable is pulled so that the cable can exist in a round shell, a telescopic rod is started, the telescopic rod drives a connecting plate to move, the connecting plate drives a rotating strip to move, the rotating strip drives a rotating block to move, and the rotating block drives a first rotating plate to move; and meanwhile, a rotating block drives a second rotating plate to move, at the moment, a sponge sleeve arranged at the clamping assembly can make contact with one side of the cable, the square shell at the clamping assembly is prevented from moving, and the square box can be driven to approach the cable in the moving process of the second rotating plate due to the arrangement of the square shell.

The invention relates to the technical field of conveying for dry-mixed mortar production, and discloses conveying equipment for dry-mixed mortar production and a conveying method thereof.The conveying equipment comprises a conveying cylinder, the bottom of the conveying cylinder is fixedly connected with an oil connecting cover, and a screening cylinder is arranged in the conveying cylinder. Mortar particles meeting specifications in dry-mixed mortar are screened out of the interior of the screening cylinder through the screening holes, at the moment, large mortar particles in the mortar and stones in the mortar continue to be left in the screening cylinder and are finally screened out through the screening openings, and due to the fact that the edges of the screening spiral blades make contact with the inner wall of the screening cylinder, the mortar particles can be screened out through the screening holes. The screening spiral blades continuously rub screening holes in the screening spiral blades in the rotating process, in this way, the screening efficiency of the screening holes is improved, the screening holes are prevented from being blocked by caking, caking particles in the dry-mixed mortar can be screened out in the conveying process through the conveying screening device, and the screening efficiency of the dry-mixed mortar is improved. Therefore, the production quality of the dry-mixed mortar is improved.

The invention relates to the technical field of cleaning equipment, in particular to a fructus sophorae surface cleaning device for fructus sophorae processing, which comprises cleaning equipment for fructus sophorae cleaning, and a stirring mechanism extending into a storage frame is mounted on a sliding table. The stirring mechanism comprises a mounting frame, a first rotating shaft rotationally mounted on the mounting frame, and a stirring brush cylinder fixedly connected to the bottom end of the first rotating shaft; a liquid conveying mechanism is detachably mounted at the top end of the second rotating shaft, and the liquid conveying mechanism comprises a liquid conveying cylinder and a reciprocating jacking structure mounted in the second rotating shaft; the reciprocating jacking structure comprises a connecting shaft and a screw, and the screw is fixedly connected to the top end of the connecting shaft and is in threaded connection with the piston block. By means of the reciprocating function and deformation of the springs, the reciprocating motion of the material frame is affected by the elastic restoring force of the springs, so that vibration is generated, the stirring brush cylinder used in cooperation with the reciprocating function is installed on the material frame, the cleaning effect is enhanced, and the cleaning uniformity is improved.

The invention relates to the technical field of automatic dumping type large-tonnage molten iron transfer trolleys, and discloses an automatic dumping type large-tonnage molten iron transfer trolley and a using method thereof.The automatic dumping type large-tonnage molten iron transfer trolley comprises a mounting base, a plurality of supporting columns are fixedly connected to the side wall of the mounting base, and a vertical frame is fixedly connected to the positions over the supporting columns. According to the pouring device, the moving column drives the sliding block to move towards the end close to the pouring shaft along the groove, in addition, the moving column can also drive the vertical rod to move towards the end close to the pouring shaft, and the vertical rod moves to drive the first sliding block to move towards the end close to the pouring shaft along the second sliding groove; a first sliding block moves to drive a locking column on a first pushing plate to move towards one end close to a dumping shaft, and at the moment, the locking column is locked in a groove in a supporting arm, so that the dumping shaft on the ladle cannot be separated from the supporting arm when the ladle dumps molten iron, and the risk that the ladle is separated is reduced; and the safety performance of the device is improved.

The invention relates to the technical field of crushing processing, in particular to an aluminum nitride production raw material crushing device which comprises a shell, a power mechanism and two crushing rollers. A fixed table and a movable table are arranged outside the shell, the fixed table is fixed to the shell, and the movable table is located above the fixed table and connected with the fixed table through an elastic piece. The power mechanism comprises a power piece and a transmission rod; the end part of the transmission rod leans against the movable table; the power piece drives the transmission rod to rotate; each crushing roller is arranged outside one transmission rod in a sleeving mode and abuts against the transmission rod, and the distance between the two transmission rods is smaller than the diameter of each crushing roller. The two crushing rollers abut against and extrude materials under the action of the gravity of the two crushing rollers, when the two crushing rollers encounter hard objects which are difficult to crush, the hard objects can push the two crushing rollers to rotate so that the upper portions of the two crushing rollers can be close to each other and the lower portions of the two crushing rollers can be far away from each other, and then a material storage area defined above the two crushing rollers is reduced; and therefore, the quantity of uncrushed materials falling off when hard objects pass through the two crushing rollers is reduced.

The belt buckle comprises a connecting base and a buckle head, the buckle head is provided with an adjusting mechanism for adjusting the tightening state of a belt, and when the occlusal surface of a pressing roller of the adjusting mechanism directly faces a supporting piece, the distance between the occlusal surface of the pressing roller and a rotating shaft is gradually increased in the direction from the rotating shaft to the connecting base, so that after the belt is tightly pressed by the occlusal surface, the belt is tightened by the buckle head. When the tail end of the belt is pulled out of the buckle head, the compression roller can be driven to rotate towards the direction of extruding the belt, so that the extrusion force between the occlusal surface and the belt is increased, and the self-locking effect of the buckle head on the belt is realized.

The invention relates to the technical field of sewage treatment, in particular to a sewage recycling treatment device and method.The sewage recycling treatment device comprises a grating filtering unit with the right end inclined downwards, a spiral conveying unit is installed on the grating filtering unit and comprises a rotating shaft, and spiral blades are fixedly installed on the outer side of the rotating shaft; a plurality of spirally arranged extrusion units are installed in the middle of the rotating shaft, a shearing unit and a crushing unit are sequentially installed on the rotating shaft and located on the right side of a spiral blade from left to right, and the extrusion units are used for dehydrating pollutants; the sewage treatment device is used for recycling and reusing sewage, long rod-shaped pollutants can be sheared, meanwhile, large blocky pollutants can be crushed, then the sewage recycling efficiency is ensured, blockage caused by pollutant accumulation is prevented, meanwhile, the pollutants can be thoroughly dehydrated, and the sewage treatment efficiency is improved. And secondary pollution of residual moisture in pollutants to the environment is prevented.

The invention discloses a vacuum demoulding and lifting device for a ditch plate of a cable trench, relates to the field of lifting of precast concrete, solves the problem that the ditch plate is easy to crack by the existing vacuum demoulding and lifting device, and comprises a device support plate and four vacuum chucks arranged at the bottom of the device support plate in a rectangular array, two symmetrically-distributed hanging rings are fixedly mounted at the top of the device supporting plate, a mold is arranged below the device supporting plate, and a ditch plate body is arranged on the inner side of the mold; the demolding mechanism is used for lifting and demolding the ditch plate body and the mold, and the demolding mechanism is mounted on the outer side of the device supporting plate; by means of the demolding mechanism, the pressing strips are inserted into the water permeable holes of the ditch plate body to be fixed and abut against the top of the mold, the outer side of the ditch plate body and the mold are loosened in a pulling mode, and therefore the rapid demolding effect is achieved.

The invention belongs to the technical field of tire detection, particularly relates to an electric bicycle tire durability detection device, and provides the following scheme aiming at the problem that a large roller testing machine in the prior art is easy to throw away a tire during a high-speed pressure resistance test and has certain danger. An arc-shaped clamping groove is reserved in the position, close to the middle of the front, of the upper surface of the detection main table, a supporting ring integrally of an annular structure is clamped in the arc-shaped clamping groove, two symmetrical supporting frames are fixed to the position, located on the rear side of the supporting ring, of the upper surface of the detection main table, and the same main clamping base is fixed between the top ends of the two supporting frames; a first main bearing coinciding with the axis of the supporting ring is embedded in the middle of the main clamping base. In the detection process, the tire body can always roll close to the circumferential inner wall of the supporting ring, high-speed rotation can be simulated, extrusion force on the tire body can be increased under the action of centrifugal force, and various properties of the tire body can be detected at a time.

The utility model relates to a self-sealing structure and a connecting device for connecting large-pipe-diameter pipelines, the self-sealing structure for connecting the large-pipe-diameter pipelines comprises a pipe fitting, the pipe fitting is provided with at least two communicated pipeline connectors, and the pipeline connectors are connected with the pipelines. A mounting groove is formed in the inner wall of the pipeline connector or the outer wall of the pipeline in the circumferential direction, a U-shaped sealing ring is arranged on the mounting groove, the U-shaped sealing ring is horizontally arranged, an opening of the U-shaped sealing ring faces inwards, the U-shaped sealing ring is fixed in the mounting groove through adhesive glue, the inner diameter of the U-shaped sealing ring is smaller than the outer diameter of the pipeline, and the U-shaped sealing ring is located between the pipe fitting and the pipeline for sealing. After liquid is introduced into the pipeline, the U-shaped sealing ring extends in the radial direction under the action of the liquid, and sealing is enhanced under the action of the mounting groove. The large-diameter pipeline connecting device comprises the self-sealing structure, and a connecting mechanism is arranged between the pipe fitting and the pipeline. The sealing structure is simple, practical, good in sealing effect, convenient to disassemble and assemble, firm and reliable in connection, flexible and efficient in construction and the like.

The invention belongs to the technical field of optical fibers, and particularly discloses a polarization maintaining optical fiber and a preparation method thereof, and the polarization maintaining optical fiber comprises a core layer, at least one stress region and a cladding layer; the core layer is embedded in the center of the cladding, the at least one stress area is embedded in the cladding, and the at least one stress area is uniformly dispersed around the core layer; the stress region is doped with boron, germanium and / or fluorine; at least part of boron exists in the stress region in the form of a boron-oxygen tetrahedron; in the stress region, the molar percentage of B2O3 is greater than the molar percentage of GeO2 and / or F. Through the application, the polarization-maintaining optical fiber with good birefringence performance can be obtained, and the polarization-maintaining optical fiber does not crack in a severe environment for a long time, and can meet the application requirements in the severe environment.

The invention relates to the technical field of boring and milling machine main shaft auxiliary supporting sliding rails, and discloses a boring and milling machine main shaft auxiliary supporting sliding rail device which is characterized in that a plurality of supporting sliding rails are fixedly connected to the position over a device base, and sliding rail grooves are formed in the inner sides of the supporting sliding rails. A pushing block drives a rotating wheel on a rotating shaft to increase the extrusion force between the rotating wheel and the inner wall of a sliding rail groove, a first extrusion telescopic rod drives the pushing block to slide outwards along a sliding groove, the pushing block slides outwards to drive a second extrusion telescopic rod to contract, the second extrusion telescopic rod contracts to extrude a pressure spring, and the contraction elastic force of the pressure spring is increased; at the moment, the force for extruding the second telescopic rod to drive the pressing block to extrude the side wall of the sliding rail groove is increased, so that the spindle box is in close contact with the inner wall of the sliding rail groove, the spindle is prevented from shaking during stretching and retracting, meanwhile, the spindle box can keep linear movement in the up-down movement process, and the movement accuracy of the device is guaranteed.

The present invention relates to the technical field of glass fiber mesh cloth production, and specifically to a spraying device and process for processing glass fiber alkali-resistant coated mesh cloth, comprising a horizontally arranged base, with an installation roller and a winding roller arranged above the base; when the mesh cloth contacts the detection structure, the mesh cloth contacts the extrusion ring by extrusion, extruding the first extrusion spring and driving the extrusion ring to move downward, and when the extrusion ring moves downward, it squeezes the corresponding first hydraulic telescopic rod, which is connected with the fixed cylinder by a first joint, and drives the moving plate to move, and the moving plate drives the first connecting rod and the second connecting rod to move synchronously, and when the first connecting rod moves, it squeezes the sealing plate and drives the sealing plate to move, so that the opening is connected with the liquid inlet channel, and when the second connecting rod moves, it drives the baffle to move, so that the second air outlet corresponds to the first air outlet, so as to facilitate automatic adjustment of the spraying range and the drying range according to the width of the mesh cloth.

The utility model discloses a batching mechanism for concrete slurry production, which belongs to the technical field of concrete production and comprises a support frame, a treatment box fixedly mounted above the support frame, a trough fixedly mounted at an inlet above the treatment box, a discharge valve mounted at an outlet of the trough, and a transition trough fixedly mounted on one side of the support frame. An outlet of the treatment box extends into the transition groove, a grinding mechanism with a screening function is arranged in the treatment box, and a mixing mechanism capable of uniformly mixing materials is arranged below the transition groove. Through the grinding mechanism, raw materials can be subjected to double crushing and grinding, the crushing effect on the raw materials is better, the crushed raw materials are filtered and screened, the raw materials which do not meet the standard are repeatedly crushed, the crushing effect on the raw materials is ensured, crushing and mixing are integrated, and the crushing efficiency is improved. And the integration degree of the device is higher.

The invention relates to the technical field of full-automatic wire stranding for composite cable production, and discloses a full-automatic wire stranding device and method for composite cable production, and the device comprises an equipment base, and a rotary fixed plate is fixedly connected right above the equipment base. Through the arrangement of the control mechanism, when the rotating speed of a driven gear is high, a centrifugal sliding block slides outwards along a centrifugal sliding groove under the action of centrifugal force, the centrifugal sliding block drives an extrusion sliding block at one end of a first linkage rod to slide towards the end close to a pay-off rotating shaft along a clamping sliding groove, and the extrusion sliding block drives a telescopic rod to contract; when the pressure spring contracts, the elastic force of the pressure spring is increased, the pressure spring contracts to control the sliding block to slide outwards along the friction block, at the moment, the ball is far away from the surface of the pay-off rotating shaft, and sliding friction is generated between the side, close to the pay-off rotating shaft, of the friction block and the surface of the pay-off rotating shaft; when friction is generated between the friction block and the surface of the pay-off rotating shaft, the pay-off rotating shaft is bound.

The utility model relates to the technical field of filter elements, in particular to a special filter element structure for a sealed hydraulic pump station, which comprises a filter element, sealing components are movably sleeved at two ends of the filter element, each sealing component comprises a sealing ring movably sleeved at two ends of the filter element, and a sealing ring is movably sleeved in a clamping groove on the outer side surface of each sealing ring. And an adjusting assembly is movably arranged in a clamping groove in the outer side surface of the sealing ring. According to the utility model, the arc-shaped push plate expands outwards to push the sealing ring to extend outwards, so that the friction force between the sealing ring and an equipment mounting binding surface is increased, the force used when the filter element is mounted is reduced, the filter element is more convenient to mount, and meanwhile, the arc-shaped push plate moves inwards to reduce the friction force between the sealing ring and the equipment mounting binding surface, so that the service life of the filter element is prolonged. And when the mounting height of the filter element is relatively high, a worker can easily lift and disassemble the filter element upwards, so that damage to the filter element caused by back-and-forth shaking of the filter element for disassembly due to insufficient disassembly force is avoided, and the filter element is more convenient to disassemble.

The utility model discloses a kind of stacked spiral concentration dehydration integrated machines, it is related to stacked spiral dehydration equipment technical field, including base, the base is obliquely installed in equipment site, and the base upper portion is provided with cylinder, the cylinder right side is provided with concentration part, and the cylinder left side is provided with dehydration part, and concentration part and dehydration part internal space are communicated, the fixed mounting plate of cylinder left side, and the servo motor is installed in mounting plate left side, and servo motor is connected with output end by speed reducer, the output end right side is connected and installed with screw rod, and screw rod is penetrated in cylinder interior, the cylinder left side outside is provided with back pressure plate, and back pressure plate rear side is provided with mud scraping rod, the base interior is water tank structure, and the base interior is provided with filter plate. The stacked spiral concentration dehydration integrated machine solves the problem of traditional equipment mud cake blockage, cleaning is complicated, dehydration efficiency is improved, continuous operation time is extended, and is suitable for municipal, industrial sludge dewatering treatment.

The utility model discloses a cleaning mechanism of a dispensing nozzle, which comprises a bottom base plate, an unwinding rotating shaft and a winding rotating shaft, a cloth roll is sleeved on the unwinding rotating shaft, an adhesive tape wiping section is formed between a new cloth roll section on the unwinding rotating shaft and a waste cloth roll section wound on the winding rotating shaft, one end of the unwinding rotating shaft is fixedly arranged on a first vertical plate, and the other end of the unwinding rotating shaft is fixedly arranged on a second vertical plate. The outer side of the unwinding rotating shaft is sleeved with a first rotating disc and a first blocking disc located on the side, opposite to the first vertical plate, of the first rotating disc, the other end of the unwinding rotating shaft is provided with a first nut, and a spring in an extrusion state is arranged on the outer side of the unwinding rotating shaft in a sleeving mode and located between the first nut and the first blocking disc. A base plate is installed on the side, facing the first rotating disc, of the first vertical plate. According to the utility model, the rotation of the cloth roll can be prevented, the friction resistance on the rotating disc can be improved, the unnecessary rotation of the rotating disc caused by the stress in the process is avoided, and the position precision and stability of the rubberized fabric section are improved, so that the rubberizing stability is improved.

The application discloses a kind of surface treatment machines of household installation integrated aluminum magnesium buckle plate after forming, belong to plate surface treatment technical field, including film laminating machine body, adjustable extrusion roller assembly is fixedly connected with gas guide pipe assembly, the gas guide pipe assembly is axially opened with several first gas outlets, rotating tube assembly is rotatably connected in the gas guide pipe assembly, several second gas outlets are opened in the rotating tube assembly, several gas bag assemblies are fixedly connected on the gas guide pipe assembly, several gas bag assemblies are communicated with several first gas outlets respectively, the rubber material gas bag assembly is used as extrusion component in the application, using the good elasticity and ductility of rubber, when the recess or protruding part of aluminum magnesium buckle plate moves to the below of gas bag assembly, gas bag assembly extrudes into the recess pit or close to protruding part, so that protective film is tightly attached to the surface of aluminum magnesium buckle plate, greatly reduce the probability of bubble generation.

The utility model relates to the technical field of PVC (polyvinyl chloride) plastic recovery, and discloses a PVC plastic recovery crushing device which comprises a crushing machine shell and two crushing rollers, a driving shaft is fixedly mounted on the inner wall of each crushing roller and penetrates through the inner wall of the crushing machine shell through a bearing, the number of the crushing rollers is two, and the crushing rollers are fixedly mounted on the inner wall of the crushing machine shell. The driving shafts in the two crushing rollers are in transmission connection through a gear, and a material guide mechanism is fixedly mounted at the top of the crusher shell. The material guiding mechanism comprises a feeding hopper, the feeding hopper is fixedly installed at the top of the pulverizer shell, the interior of the feeding hopper communicates with the interior of the pulverizer shell, a PVC plate is guided to the position between the two feeding rollers through a material guiding plate in the feeding hopper, and the PVC plate is conveyed towards the pulverizing rollers through the two rotating feeding rollers. When one end of the PVC plate is crushed by the crushing roller, the other end of the PVC plate is clamped and limited by the two feeding rollers and cannot pop out, and residual pieces crushed by the crushing roller can be blocked by the feeding rollers when popping up.

The utility model discloses a new energy wire harness connector assembly, which comprises a first connector and a second connector which are matched with each other, and further comprises a sealing assembly and a locking assembly, the first connector comprises a first plugging pipe, and a first wire fixing ring which can be detached in a threaded manner is mounted on one side, away from the first plugging pipe, of the first connector; the second connector comprises a second inserting pipe, a second wire fixing ring capable of being detached in a threaded mode is installed on the side, away from the second inserting pipe, of the second connector, the second inserting pipe can be inserted into the first inserting pipe, and the sealing assembly comprises an annular groove located in the side, away from the second wire fixing ring, of the second inserting pipe; an annular sealing air bag is installed in the annular groove and is made of an elastic material. According to the utility model, the sealing performance of the connector is improved, so that the sealing effect is still ensured in an automobile vibration environment, and the sealing effect does not become poor along with the increase of time.

The present invention provides an intelligent cement pole detection device, which belongs to the technical field of cement pole detection. It comprises a support frame and a positioning frame, the top of the support frame is fixedly connected with a guide rail, a driving unit is slidably connected to the guide rail, a detection plate is fixedly connected to the bottom of the driving unit, a cement pole is horizontally placed on the positioning frame, and a positioning component is used to assist the user to place the cement pole on the positioning frame. By setting a positioning component, the present invention can not only assist the detection personnel to place the hoisted cement pole on the positioning frame, but also ensure that the cement pole is highly efficient and safe during the placement process. After the cement pole is placed on the positioning frame, the detection personnel does not need to repeatedly adjust the position of the cement pole, and the positioning component can fix and lock the cement pole according to the placement position. Such a setting is to improve the stability of the structure during the cement pole detection process, and will not cause inaccurate data obtained from the detection due to the instability of the cement pole.