130results about How to "Adjust the tightness" patented technology

The invention relates to the technical field of ultrasonic detection, and particularly discloses a pipeline internal corrosion detection device for a pressure pipeline, which comprises a flaw detector, the outer surface of the lower end of the flaw detector is fixedly connected with an ultrasonic probe for scanning the pipeline, and the outer surface of one side of the flaw detector is provided with a connecting kit for binding the flaw detector on a to-be-detected pipeline. The connecting suite consists of two groups of chains, a cross rod is fixedly connected between the two groups of chains, and the outer surface of the other side of the flaw detector is connected with a hook butted with the cross rod; a moving assembly for driving the flaw detector to move on the pipeline is arranged on the outer surface of the lower end of the flaw detector, a connecting sleeve is arranged on one side of the flaw detector, the flaw detector can be bound to the outer surfaces of pipelines of different sizes through a plurality of chains, the two chains and the transverse rod are bound to the surfaces of the pipelines, and meanwhile the moving direction of the flaw detector can be limited; the stability of the flaw detector is improved, and meanwhile, the height of a hook is changed by rotating an adjusting rod, so that the binding degree of the chain can be adjusted.

The invention discloses a multi-mode sensing fusion orthosis and a monitoring method. The orthosis comprises an orthosis brace, a flexible sensing unit, a signal processing unit and a data terminal. The shape of the orthosis brace is matched with the spine of a user, and the tightness degree of the orthosis brace is adjustable; the flexible sensing unit is installed in a pressure application area on the inner side of the orthosis brace and used for detecting state data of the pressure application area and sending the state data to the signal processing unit. The signal processing unit is installed on the outer side of the orthosis brace and used for conducting analog-to-digital conversion on the state data and uploading the state data to the data terminal. And the data terminal is in communication connection with the signal processing unit and is used for outputting indication information according to a comparison result of the state data and a preset state threshold value so as to remind a user to adjust the tightness degree of the orthosis brace. Through the arrangement of the flexible sensing unit, the signal processing unit and the data terminal, pressure injury early warning in the user correction process can be achieved, and the safety and effectiveness of the treatment process are effectively guaranteed.

The utility model discloses conveying equipment for cement product production, and belongs to the technical field of cement product production, the conveying equipment comprises two cross beams, sliding grooves are formed in the side faces, close to each other, of the two cross beams, fixing blocks are fixedly connected to the interiors of the two sliding grooves, and two sliding blocks are slidably connected to the interiors of the two sliding grooves; symmetrical first bearings are fixedly embedded in the inner walls of the two sliding grooves correspondingly, and the inner rings of the two first bearings are fixedly connected with two-way lead screws correspondingly. Through cooperation of a sliding groove, a fixing block, a sliding block, a first bearing, a bidirectional lead screw, a servo motor, a second bearing, a rotating rod, a cement product conveying belt, a first belt wheel, a second belt wheel, a first gear, a fixing plate, a driving motor and a second gear, a worker can conveniently adjust the tightness degree of the cement product conveying belt; and the equipment can automatically convey the cement products, so that the practicability of the equipment is greatly improved.

The utility model relates to the technical field of gluing machines, in particular to a gluing machine special for soft sculpture polyester water-light fabric, which comprises a gluing machine body, a gluing machine conveyor belt, an adjusting assembly and a bearing assembly, the adjusting assembly is used for controlling the tightness degree of the gluing machine conveyor belt and is fixedly connected onto the gluing machine body, and the bearing assembly is used for bearing the soft sculpture polyester water-light fabric. The bearing assembly is used for assisting tiling of the polyester water-gloss fabric and fixedly connected to the gluing machine body, the using position of the strip-shaped plate is adjusted in the mounting frame, the strip-shaped plate drives the pressing roller to move to tension the gluing machine conveying belt to different degrees, and then it is guaranteed that the gluing machine conveying belt is in a tightened state; when the gluing machine conveying belt is loosened, the gluing machine conveying belt does not need to be directly replaced, the tightness degree of the gluing machine conveying belt can be adjusted through the pressing roller, and then the use cost of the gluing machine is saved.

The utility model relates to a deviation rectifying structure of a PET (Polyethylene Terephthalate) base film coating machine. The deviation rectifying structure comprises a vertical plate, the angle deviation rectifying mechanism comprises an unwinding plate fixed to one side of the vertical plate, an unwinding frame arranged on one side of the unwinding plate in an angle-adjustable mode and an unwinding barrel rotationally installed in the unwinding frame, and the unwinding barrel is sleeved with a base film to be unwound; and the position deviation rectifying mechanism comprises a bottom plate, a deviation rectifying plate movably arranged at the top of the bottom plate, fixing plates fixed to the top of the deviation rectifying plate at intervals, an upper deviation rectifying roller and a lower deviation rectifying roller, wherein the upper deviation rectifying roller and the lower deviation rectifying roller are rotationally installed between the fixing plates and used for clamping a base film. According to the deviation rectifying structure of the PET base film coating machine, the angle deviation rectifying mechanism is arranged to rectify the angle of the base film, and the position deviation rectifying mechanism is arranged to rectify the position of the base film, so that the left and right positions of the base film are prevented from deviating when the base film is unwound, the conveying efficiency of the base film is improved, and the coating effect of the base film is also improved.

The utility model discloses an edge cutting device for geomembrane production, which relates to the technical field of geomembrane production and comprises a bottom plate, a support frame is fixedly mounted in the middle of the top of the bottom plate, four connecting blocks are fixedly mounted on two sides of the support frame, one side of each connecting block is movably connected with a guide roller, and the other side of each connecting block is movably connected with a guide roller. An electric two-way sliding groove is fixedly formed in the top of the interior of the supporting frame, a center block is fixedly installed in the middle of the interior of the electric two-way sliding groove, a measuring scale is fixedly installed on one side of the electric two-way sliding groove, and telescopic columns are fixedly installed on the two sides of the top of the bottom plate. According to the edge cutting device for geomembrane production, tooth washing guiding can be conducted on a geomembrane through guide rollers on one sides of two connecting blocks, two moving blocks can be driven to move towards the two sides or the middle at the same time through operation of an electric two-way sliding groove, the cutting width can be adjusted accordingly, the width can be measured through a measuring ruler, and the cutting efficiency is improved. And therefore, the width can be conveniently adjusted.

The utility model discloses a guide chain assembly. The guide chain assembly comprises two guide chain plates which are arranged in a spaced mode. Ceramic plates are clamped on the corresponding sides of the two guide chain plates, and damping glue is bonded between the ceramic plates and the guide chain plates; a resistance adjusting screw is connected to the guide chain plate and abuts against the ceramic plate, and the distance between the guide chain plate and the ceramic plate is adjusted through rotation of the resistance adjusting screw. The ceramic plates are respectively arranged on the corresponding side surfaces of the two guide chain plates, so that the wear resistance and the corrosion resistance of the guide chain plates can be improved. The guide chain plate and the ceramic plate are not rigidly connected and are bonded through damping glue. The damping rubber has elasticity, can absorb vibration and impact force, and can play a role in damping and buffering. The damping glue can play a role in buffering contact vibration of the chain and the chain guide plate, and noise generated when the chain rubs the chain guide plate can be reduced. A resistance adjusting screw is arranged between the ceramic plate and the guide chain plate, and the ceramic plate can be locked or loosened by rotating the resistance adjusting screw, so that the damping can be adjusted.

The invention discloses an orthosis wire driving device and a control method thereof.The orthosis wire driving device comprises a block orthosis and a wire driving unit, the wire driving unit is composed of a pulley block, a driving cable, a take-up device, a transmission device, a driving motor and a force sensor, the main body of the wire driving unit is divided into a left part and a right part, the take-up device, the transmission device and the driving motor are integrated on the driving side, the left side is the driven side, the force sensor is installed on the driven side and used for collecting correction force and conducting feedback control, the pulley blocks are arranged on the left part and the right part of the line driving unit, and the driving cable is jointly wound around the take-up device and the pulley blocks. And connecting the active side and the passive side. The orthodontic device is reasonable in structural design, has certain rigidity to provide enough orthodontic force for the spine with lateral protrusion, also has good compliance, and ensures the comfort of a patient in the wearing process.

The invention relates to the technical field of surface polishing equipment, in particular to conductive tube outer circle polishing equipment. The equipment comprises a base, a movable operation platform and a transverse supporting frame are arranged on the base in the longitudinal direction at intervals, the movable operation platform is arranged on the base in a sliding mode in the transverse direction, a plurality of supporting idler wheels are arranged on the transverse supporting frame in the transverse direction at intervals, and a conductive tube to be thrown is arranged on the supporting idler wheels in a supporting mode. The driving mechanism is used for driving the to-be-polished conductive tube to rotate, a polishing assembly is arranged on the movable operation platform, and the polishing assembly comprises a polishing piece and a moving mechanism for driving the polishing piece to move to the to-be-polished conductive tube. The driving mechanism is used for driving the to-be-polished conductive tube to rotate, the moving mechanism is used for driving the polishing piece to the surface of the to-be-polished conductive tube for polishing treatment, the moving operation platform is used for driving the polishing assembly to move in the transverse direction, polishing of the whole to-be-polished conductive tube is achieved, the working intensity is reduced, and the operation quality is guaranteed.

The utility model relates to the technical field of package printing, and discloses an adjustable package printing machine which comprises a bottom plate, a frame is fixedly connected to the top end of the bottom plate, electric rollers are rotationally connected to the left side and the right side of the inner wall of the frame, and a conveying belt is arranged on the outer sides of the electric rollers. The two electric rollers are in transmission connection through the conveying belt, a fixing frame is fixedly connected to the top end of the frame, spring telescopic rods are fixedly connected to the periphery of the top end of the inner wall of the fixing frame, a lifting frame is fixedly connected to the bottoms of the spring telescopic rods, and a plurality of extrusion rollers are rotationally connected to the left side and the right side of the inner wall of the lifting frame. According to the printing device, through cooperation of the electric roller, the conveying belt and the lifting frame, the tightness degree of the conveying belt can be adjusted, printed objects are fixed, and through cooperation of the water pump, the water tank and the spraying pipe, the conveying belt can be kept clean, and the subsequent printed objects are prevented from being polluted by impurities such as printing ink.

The invention relates to the technical field of photosensitive dry film production, in particular to an intelligent winding device for a photosensitive dry film, which comprises a dust removal box and a winding box, the dust removal box is provided with a winding box; a film inlet is formed in the dust removal box; and a film outlet is formed in the winding box. According to the device, the dry film can be converted into a bent state from a straight state through the guide effect of the guide roller, and when the dry film is in the bent state, fluff adhered together and dust particles adhered to the fluff can be pulled and dispersed into an independent and easily-floating state from a mutually-adhered sheet shape due to the pulling effect; and then, through cooperation of a plurality of intercepting plates, a first inclined groove and a second inclined groove, dust removal is repeatedly conducted on the dry film multiple times in a non-contact mode, dust particles and batting on the surface of the dry film are removed, the dust removal effect of the dry film is ensured, and damage to the dry film is avoided.

The utility model discloses an automobile brake cable with high safety, and relates to the technical field of automobile parts, the automobile brake cable comprises a brake cable main body, one end of the brake cable main body is provided with an adjusting block, the adjusting block is internally provided with an adjusting assembly, and the adjusting assembly is used for adjusting the tightness degree of the brake cable; the adjusting assembly comprises a control motor installed at the bottom end in the adjusting block. The adjusting assembly is installed, comprises the control motor and the adjusting rotating shaft and is used for adjusting the tightness degree of the brake cable, the tightness degree of the brake cable needs to be adjusted according to needs after the brake cable is used for a period of time, and the use safety of the brake cable is guaranteed; due to the fact that the top end and the bottom end of the adjusting rotating shaft are each fixedly provided with a set of brake cables, the brake cables are wound around the surface of the adjusting rotating shaft, the adjusting rotating shaft is driven to rotate by controlling operation of the control motor, and therefore the tightness degree of the brake cables in the brake cable body and the protective sleeve is adjusted.

The utility model relates to the technical field of sludge dewatering, in particular to a stacked screw sludge dewatering machine which comprises a shell and a fixed plate, a fixing plate is fixed to the inner wall of the shell through bolts, and the two ends of a mounting shaft are fixed to the fixing plate through bolts; the sleeve plate is connected to the outer wall of the mounting shaft in a sleeving manner, and a sliding hole is formed in the outer wall of the sleeve plate; the locking blocks are connected to the inner walls of the sleeve plates in an inserted mode in a clearance fit sliding mode, sliding blocks are welded to the outer walls of the locking blocks, and the sliding blocks are connected to the inner walls of the sliding holes in an inserted mode in a clearance fit sliding mode. Through improvement on the stacked screw sludge dewatering machine, the stacked screw sludge dewatering machine has the advantages of reasonable structural design, convenience in replacement of the fixed ring and the floating ring and capability of controlling sludge humidity, so that the problems and defects in the prior art and equipment are effectively solved.

This utility model relates to a compression hemostasis device for nursing care, comprising a reusable mounting frame and a disposable fixing strap. A limiting protrusion is fixed to the upper side of the mounting frame, and a winding cavity is provided in the middle of the mounting frame. An adjusting shaft is located within the winding cavity, and a self-locking turntable is fixed to the middle of the driving shaft. The self-locking turntable is located below the limiting protrusion, and a self-locking locking strip is slidably connected within the limiting protrusion. This utility model drives the rotating shaft to rotate by turning a knob, which in turn rotates the adjusting shaft to wind up the fixing strap until the compression block is applied to the patient, completing the compression hemostasis. It can be operated by a single person, reducing the workload of medical staff. The self-locking strip contacts the serrated part on the side of the self-locking turntable to lock the self-locking strip, ensuring that the self-locking strip firmly locks the adjusting shaft. By adjusting the rotating shaft to wind up the fixing strap, the tightness of the fixing strap is adjusted, thereby adjusting the pressure for compression hemostasis, ensuring the effectiveness of compression hemostasis while avoiding patient discomfort.

The utility model discloses a pressure sore prevention hat with an early warning function, which relates to the technical field of medical protectors and comprises a hat body, a soft cushion is connected to the inner side of the hat body, pressure sore prevention foam dressing is mounted on the hat body and the soft cushion close to the back of the head, and a pressure sensor is mounted in the pressure sore prevention foam dressing. One end of the movable bandage penetrates through the fixed box through the communicating groove, the communicating column and the elastic gasket can slide towards the movable bandage by rotating the shifting column until the position between the movable bandage and the fixed box is fixed, and when the tightness degree needs to be adjusted, the shifting column is rotated outwards, so that the elastic gasket can slide towards the position between the movable bandage and the fixed box. When the cap body is worn, abutting connection among the communication column, the elastic gasket and the movable binding band is loosened, the movable binding band is pulled, the length of the movable binding band extending out of the fixing box is adjusted, and then the shifting column is rotated inwards, so that the purpose of adjusting the wearing tightness degree of the cap body is achieved, and the wearing tightness degree of the cap body is also conveniently adjusted according to actual needs.

The utility model relates to the technical field of blood disease patient transplantation, and disclose a foot bath bag of paronychia, including waterproof bag, the inside of waterproof bag is equipped with soft glue frame, the top of waterproof bag is fixedly connected with additional belt, the outer wall of additional belt is sleeved with restraint band, the inside of restraint band is inserted with winding rope, the outer wall of winding rope is connected with adjusting block, the bottom of waterproof bag is connected with fixing frame. The foot bath bag of paronychy, through the cooperation setting of waterproof bag, soft glue frame and additional belt, can effectively contain iodine foot bath liquid, strictly prevent iodine liquid leakage, reduce the cleaning trouble and cross infection risk caused by liquid leakage, can accurately separate and position the patient's toes, whether it is big toe or little toe can be properly settled, ensure that iodine liquid can fully and evenly contact paronychia sick part, maximize the disinfection and treatment effect of iodine, promote the relief and recovery of paronychia symptom.

The invention relates to the technical field of ultrasonic detection, and specifically discloses an in-pipeline corrosion detection device for a pressure pipeline, comprising a flaw detector, wherein an ultrasonic probe for scanning the pipeline is fixedly connected to the outer surface of the lower end of the flaw detector, and a connection kit for tying the flaw detector to the pipeline to be tested is provided on the outer surface of one side of the flaw detector, wherein the connection kit is composed of two groups of chains, a cross bar is fixedly connected between the two groups of chains, and a hook connected to the cross bar is connected to the outer surface of the other side of the flaw detector; a moving component for driving the flaw detector to move on the pipeline is provided on the outer surface of the lower end of the flaw detector, and by providing a connection kit on one side of the flaw detector, the flaw detector can be tied to the outer surface of pipelines of different sizes through multiple groups of chains, and the two groups of chains and the cross bar are tied to the pipeline surface, and the movement direction of the flaw detector can be limited, thereby increasing the stability of the flaw detector, and the height with the hook can be changed by rotating the adjusting rod, thereby adjusting the chain binding degree.

The utility model relates to the technical field of surge protectors, in particular to a surge protector convenient to install, which comprises a protector body, a chute is arranged on the back side of the protector body, four installation holes are uniformly arranged on the surface of the protector body, electric wires are detachably arranged on the inner walls of the installation holes, and the inner walls of the electric wires are connected with the chute. A mounting structure is arranged on the surface of the protector body, the mounting structure comprises eight rectangular blocks fixedly connected to the surface of the protector body, every two of the eight rectangular blocks form a group, and sliding plates are slidably connected to the interiors of the two rectangular blocks. According to the utility model, through the arrangement of the installation structure, the further installation and fixation work of the electric wire in the installation hole is facilitated, the installation stability of the electric wire inserted into the installation hole is improved, and the situation that the electric wire is easy to slip off from the inner side of the installation hole when the electric wire is subjected to external force after being installed in the installation hole is avoided; and the stability of installation and use between the surge protector and the electric wire is further improved.

The invention discloses a high-isolation rapid assembly and disassembly test device for a radio frequency module and a use method. The device comprises a main body frame, a radio frequency connector, a radio frequency connector pressing piece and a tested product, the main body frame comprises a frame, a guide rail and a guide rail fixing block, and the guide rail is connected with the frame through the guide rail fixing block; the radio frequency connector is arranged on the main body frame, and the radio frequency connector pressing piece is used for fixing the radio frequency connector; the radio frequency connector, the radio frequency connector pressing piece and the tested product are all arranged on the guide rail and move on the main body frame through the guide rail. The radio frequency connector, the radio frequency connector pressing piece and the tested product are installed on the guide rail, positioning is carried out through the radio frequency connector pressing piece, and in the disassembling process, the radio frequency connector pressing piece is loosened, so that a radio frequency module part on the guide rail can slide, and therefore the part is positively disassembled; and the radio frequency module component can be limited by clamping the radio frequency connector pressing piece, so that the component is moved and mounted.

The utility model discloses a river channel garbage collecting device which comprises a frame, fastening frames fixedly installed on the upper surface of the frame, two sets of baffles rotatably installed between the two sets of fastening frames, the two sets of baffles are connected through a roller, the outer surfaces of the rollers of the baffles are sleeved with a conveying belt, and a motor is fixedly installed on one side of each baffle. A supporting plate used for collecting river channel garbage is fixedly installed on the outer surface of the conveying belt, the length of the supporting plate is equal to that of the baffles, and guide grooves are formed in one sides of the two baffles. Through the design of the tightness adjusting assembly and the inclination adjusting assembly, when garbage in a river channel is fished and collected, the position of the collecting device in the river channel can be conveniently adjusted, and the collecting device cannot be adjusted according to the height of the water surface in the river channel; the spreading length of the salvaging device is changed by adjusting the inclination of the collecting device in a matched mode, and meanwhile the tightness degree of the conveying belt can be adjusted.

The utility model discloses a canvas producing and packaging device, which belongs to the technical field of canvas production and comprises an operating table, a supporting seat is fixedly connected to the outer surface of the operating table, a rotating wheel is rotatably connected to the top of the operating table, a winding wheel is rotatably connected to the top of the supporting seat, and supporting frames are fixedly connected to two sides of the top of the operating table. The outer surfaces, close to each other, of the two supporting frames are rotationally connected with a first pressing roller and a second pressing roller, the first pressing roller is located above the second pressing roller, a canvas body is arranged between the first pressing roller and the second pressing roller, and the driving motor drives one gear to rotate and then drives the other gear to rotate under the action of the transmission chain. The first pressing roller and the second pressing roller can be driven to rotate, the screw rod is rotated to drive the switching blocks to move downwards in the rotating process, and the two switching blocks drive the first pressing roller to move downwards to be further attached to the second pressing roller under the sliding fit of the sliding blocks and the outer surface of the supporting frame. Therefore, the outer surface of the canvas body can be better polished and flattened.

The application discloses a kind of multi-functional operation vehicle of livestock production house in the technical field of livestock operation vehicle, including base, computer, identification stick and tail cutter;The application is in the process of pig farm breeding, when other operations are carried out after piglets are fixed, temporary storage basket and push plate are used, push plate is moved to make push plate and piglet side fit, so that the range of temporary storage basket is reduced, the activity range of piglet is reduced, the activity range of piglet is difficult to control, then by turning temporary storage basket, piglet is bound by binding belt, it is favorable to bind piglet when piglet is inspected, tail cutting or castration and other operations, limit the activity of piglet, reduce the possibility that piglet suddenly runs away or shakes when being inspected and other operations, ensure the normal operation, avoid piglet to suffer additional injury, and after temporary storage basket is turned by a certain angle, limit binding belt by moving plate and locking nail, so that binding belt cannot continue to unfold.

The non-injury vein blocking clamp comprises a fixed clamp body part, a first clamping part is arranged at the front end of the fixed clamp body part, the first clamping part is connected with the fixed clamp body part through a connecting part, a clamping opening is formed in the opposite direction of the connecting part, a sliding groove is formed in the fixed clamp body part, and the sliding groove is communicated with the first clamping part. A sliding groove is formed in the upper portion of the first clamping part, limiting teeth are arranged on the two sides of the upper portion of the sliding groove, an adjusting assembly is arranged in the sliding groove in a sliding mode, a movable clamping body part is connected to the front end of the adjusting assembly, a second clamping part is arranged at the front end of the movable clamping body part, and the second clamping part is matched with the first clamping part to be used for blocking veins; according to the vein blocking device, the extending length of the movable clamping body part is adjusted through the adjusting assembly, so that the clamping distance between the first clamping part and the second clamping part is adjusted, clamping force is fixed, medical staff can directly sense the clamping degree in the adjusting process, the vein blocking effect is better, and use is more convenient.

The utility model belongs to the technical field of hospital dress, and discloses a hospital dress for a hemodialysis patient, which comprises a dress body with sleeves, the sleeves are provided with windows corresponding to puncture parts of arms, and the edges of one sides of the windows on the sleeves are connected with closing pieces for closing the windows. The free ends of the closing pieces are detachably connected with the sleeves; a plurality of catheter holes are formed in the closing piece, and catheter limiting pieces are connected to the positions, corresponding to the catheter holes, of the closing piece; hemostatic cotton fixing pieces are arranged on the sides, away from the windows, in the sleeves; the utility model solves the problems that when a hemodialysis patient carries out puncture, arms catch cold due to the fact that sleeves are pulled up, the previous puncture part is injured, and a nurse cannot puncture conveniently.

The utility model discloses a non-woven fabric lustring device, and relates to the technical field of non-woven fabric production. The non-woven fabric lustring equipment comprises a bottom plate, an adjusting mechanism and a cooling mechanism, two sets of first vertical plates are fixedly installed at the top of the bottom plate, a first lustring roller is rotatably installed between the two sets of first vertical plates, the cooling mechanism is arranged on the bottom plate, and the cooling mechanism comprises a third vertical plate, a rotating connector and a hollow roller. The top of the bottom plate is fixedly provided with two sets of third vertical plates, and the two sets of third vertical plates are each provided with two sets of penetrating grooves in a penetrating mode. According to the non-woven fabric lustring equipment, through the cooling mechanism, after the fabric is lustring through the second lustring roller and the first lustring roller, water cooling is conducted on the fabric in time, cooling is achieved through heat exchange, the temperature of the non-woven fabric is rapidly reduced, the lustring effect is fixed, other adverse effects caused by high temperature are prevented, and the service life of the non-woven fabric is prolonged. The smoothness and the flatness after lustring are kept, and the practicability of the equipment is improved.

The utility model relates to the technical field of wood processing, and discloses an abrasive belt tensioning structure for a woodworking sander, which comprises two first support plates, the front end of one side of the outer wall of each first support plate is fixedly connected with a first fixing plate, and the middle part of the rear end of the outer wall of each first fixing plate is fixedly connected with a first cylinder; and mounting grooves are formed in the rear ends of the first supporting plates. According to the device, the first air cylinder and the second air cylinder are started to drive the second fixing plate and the tensioning roller to move, in this way, workers can effectively adjust the tightness degree of the abrasive belt according to the actual situation of the device, unnecessary abrasion of the abrasive belt can be reduced, and when the abrasive belt is excessively fastened, premature abrasion and breakage are possibly caused, and on the contrary, the abrasive belt is not prone to breakage. When the abrasive belt is loosened, uneven polishing and impurity accumulation may be caused, the service life of the abrasive belt can be prolonged by properly adjusting the tightness degree of the abrasive belt, and the replacement frequency and cost are reduced.

The utility model discloses an aluminum alloy wire coiling device which comprises a base, and the top end of the base is fixedly connected with an arrangement assembly. The arrangement assembly comprises a limiting rod, the surface of the limiting rod is slidably connected with an adjusting plate, the middle of the adjusting plate is in threaded connection with a threaded rod, the top end of the threaded rod is fixedly connected with a rotating disc, and a plurality of take-up holes of different sizes are formed in the front face of the adjusting plate from left to right. Before aluminum alloy wires are coiled, one ends of the aluminum alloy wires penetrate through the take-up holes in the adjusting plate, the multiple take-up holes are arranged and are different in size, so that the aluminum alloy wires of different sizes are adapted, and in the coiling process, due to the fact that the aluminum alloy wires slide in the take-up holes, foreign matter on the surfaces of the aluminum alloy wires falls off; the rotating disc is rotated, the adjusting plate moves downwards on the surface of the threaded rod, the inclination angle of the aluminum alloy wire is changed accordingly, and therefore the tightness degree of the aluminum alloy wire is adjusted, and winding is prevented.

The utility model discloses a PE (Poly Ethylene) membrane chilling roller deoiling device, which relates to the technical field of lithium battery wet diaphragm production, and comprises a chilling roller and a chilling water tank, the chilling water tank is provided with a water tank water inlet and a water tank outlet, the chilling roller is arranged in the chilling water tank, the upper end of the chilling water tank is fixedly provided with a press roller seat plate, and the press roller seat plate is provided with a press roller. Two groups of compression roller cylinders are fixedly mounted on the compression roller seat plate, a second water removal pressure roller is fixedly mounted at the output end of one group of compression roller cylinders, a first water removal pressure roller is fixedly mounted at the output end of the other group of compression roller cylinders, an oil suction air knife is mounted on the compression roller seat plate, and a connecting pipe is connected to the oil suction air knife. According to the film pasting device, the roller surface can be kept stable and clean for a long time, the film pasting effect is guaranteed, the produced film does not have the abnormity of large white spots, and the product quality is kept stable.