195results about How to "Easy to slip in" patented technology

The invention relates to the industry of rehabilitation medical apparatuses, and in particular relates to a finger bending and stretching training device with a front arm massage function. The devicecomprises a storage table, a handheld part, an expanding air bag, a rubber base, a tightening belt, a massage part, an air pump and a control panel. The device provided by the invention achieves automatic bending and stretching rehabilitation training of fingers, and is provided with the massage device for alleviating fatigue muscles of the front arm conveniently.

The invention relates to a bus bar heat-shrinkable tube which is prepared from the following components in parts by weight: 60-80 parts of base resin, 20-40 parts of ethylene-propylene rubber, 5-8 parts of dimethyl silicon oil, 40-70 parts of flame retardant, 4-10 parts of antioxidant, 2-4 parts of nano montmorillonite, 2-5 parts of lubricant and 4-8 parts of color batch. The preparation method of the bus bar heat-shrinkable tube comprises the following steps: 1. weighing the components according to parts by weight; 2. mixing and granulating with a Banbury mixer or parallel double screw extruder, and extruding with a single screw extruder to obtain a tube; 3. treating the external surface of the extruded tube with infrared light, of which the wavelength is 700-1600nm, in the position 5-10cm away from the extrusion die of the extruder; and 4. carrying out radiation crosslinking on the tube with cobalt 60 or electron accelerator 50-160kGy, and expanding the tube subjected to radiation crosslinking at 85-135 DEG C. The bus bar heat-shrinkable tube provided by the invention has the advantages of favorable insulating property and long service life, and is convenient for construction.

The invention relates to a pole-climbing robot. The pole-climbing robot comprises a first frame body and a second frame body. Walking wheel mechanisms are arranged on the first frame body and the second frame body. The two sides of the walking wheel mechanism of one of the two frame bodies is correspondingly connected with the two sides of the other walking wheel mechanism of the other walking wheel mechanism through two connecting structures respectively. In this way, the walking wheel mechanisms on the two frame bodies are oppositely arranged. An accommodating space for a pole-climbing bodyto penetrate through is formed between the two walking wheel mechanisms. One of the two connecting structures is a flexible connecting structure, and the other connecting structure is a detachable connecting structure. At least one of the side edges of the two sides of the walking wheel mechanisms of the two frame bodies is provided with an active contraction mechanism for adjusting the length ofthe side edge. When the length of one side is adjusted through the active contraction mechanism, the contraction deformation amount can be compensated through the arrangement of the flexible connection structure. The whole adjusting process is simple, convenient, safe and reliable. The power consumption is low in the crawling process, and the pole-climbing robot is very practical.

The invention provides a bag feeding mechanism comprising a rack, a main drive mechanism installed on the rack, two rotary arms, a bag expanding part and a fine tuning mechanism. The two rotary arms turn up and down around a supporting base under the drive of the main drive mechanism; the tail ends of the two rotary arms are provided with clamping parts used for clamping bag openings of packaging bags; the bag expanding part turns up and down along with the rotary arms and is inserted in the bag openings and is used for expanding the bag openings of the packaging bags when the clamping parts clamp the packaging bags and turn upwards; the fine tuning mechanism is disposed between the rotary arms and used for driving the rotary arms to transversely move when the clamping parts clamp the bag openings of the packaging bags so as to tension the bag openings of the packaging bags; the fine tuning mechanism moves in a telescopic mode after the bag expanding part is inserted into the bag openings, the rotary arms are driven to transversely move, the two sides of the bag opening of each packaging bag are tensioned under the common action of the clamping parts and a conical blade, so that each bag opening becomes a regular rectangular opening, materials can be sleeved with the packaging bags conveniently, and accordingly bag sleeving efficiency is improved; meanwhile, a motor and a speed reducer are used for taking the place of a servo motor, and accordingly manufacturing cost of the bag feeding mechanism is lowered.

The invention discloses a corn seedling shifting device for field tests, and belongs to the field of agricultural machinery. The device comprises a holding rod, an earth digger and a lifting device, wherein a first supporting handle and a second supporting handle are arranged on the holding rod; a pedal is arranged on the holding rod; the earth digger comprises a connecting seat, a first earth digging sheet, a second earth digging sheet and a tension spring which are arranged at the lower end of the holding rod; one side edge of the first earth digging sheet and one side edge of the second earth digging sheet are hinged below the connecting seat; the lifting device comprises a first holding rod, a first pulling rope and a second pulling rope; one end of the first holding rod is hinged on the holding rod; a lifting block is arranged on the connecting seat; and a lifting hole is formed in the lifting block. The soil can be directly cut longitudinally after the device is inserted into thesoil, and the seedling shifting device does not need to be rotated to realize complete cutting of the soil in the vertical direction, and thus process steps are saved, the work intensity is saved, and the work efficiency is improved.

The invention provides a compact type cervical vertebra massager. The compact type cervical vertebra massager comprises a massaging main body, and a left neck pillow and a right neck pillow which areconnected with two ends of the massaging main body, wherein the massaging main body comprises a shell, an airbag, buffering sponge, covering mesh cloth, a left massaging part and a right massaging part; a mounting bracket is arranged at the inner side of the shell; the airbag is mounted on the mounting bracket; the buffering sponge is arranged at the inner side of the airbag; the covering mesh cloth is arranged at the inner side of the buffering sponge; the covering mesh cloth covers the buffering sponge; the edge of the airbag is connected with the shell; the left massaging part and the rightmassaging part are mounted at the left and right sides of the covering mesh cloth respectively. According to the compact type cervical vertebra massager, a first limiting part and a second limiting part are arranged and can be used for resisting part of pressure formed by the expansion of the airbag and a condition that the pressure of the airbag to a neck is too great is avoided; pulses are generated by a first pulse massaging assembly and a second pulse massaging assembly and are used for carrying out pulse therapy on the neck; vibration generated by a first vibrator and a second vibrator is conducted to an acupuncture point and partial tissues to generate a certain stimulation effect.

The invention discloses a winder for binding a cable binding wire. The winder is applicable to winding of a cable joint through a power system. The winder comprises a ratchet part and a pawl part corresponding to the ratchet part, wherein the ratchet part comprises a sleeve with a side opening; ratchet teeth are arranged on the outer circumference of the sleeve and are correspondingly sleeved by the pawl part; the pawl part comprises a circular-arc-shaped pawl body which is provided with a long handle and a side opening corresponding to the sleeve and can span over the side opening of the sleeve; at least two pawls matched with the ratchet teeth are arranged on the pawl body. By utilizing the principle of interaction between the ratchet and the pawls, the ratchet can move in a single direction by virtue of the reciprocating motion of the ratchet teeth; when the pawl part is rotated clockwise, the pawls drive the ratchet teeth to move together, and the ratchet teeth drive a wire binding shaft on the sleeve to move; when the pawl part is rotated anticlockwise, the ratchet teeth is not rotated along with the pawl part, and the aim of winding a binding wire of a binding wire shaft on two wire joints can be achieved by moving an insulating handle connected with the pawl part up and down.

The invention provides a cervical massager with a local hot compress function. The massager comprises a massage body and a left neck pillow and a right neck pillow connected to both ends of the massage body. A steam chamber is arranged in the massage body at the intermediate position. A medicine bag and a steam generator are arranged in the steam chamber. A plurality of steam nozzles communicatedwith the steam chamber are disposed on the inside of the massage body at the intermediate position. A first massage ball and a second massage ball are respectively disposed at two ends of the massagebody. The steam chamber, the steam generator and the medicine bag are arranged on the massage body. The steam chamber is filled with water, the medicine bag is immersed in the water to form medicine liquid, the steam generator works to generate steam to locally fumigate the cervical vertebra to improve the local blood circulation, promote metabolism of a stimulating substance and relieve the pain.A first pulse massage assembly and a second pulse massage assembly generate pulses to conduct pulse treatment on the neck, and the vibration generated by the first vibrator and the second vibrator istransmitted to the acupuncture point and the local tissues to produce a certain stimulating effect.

The invention discloses a magnetic particle inspection method for a small-size pipe socket fillet weld of a boiler header. The inspection is completed by virtue of an open coil. The inspection method comprises the following steps that firstly magnetic particles are applied around the fillet weld between a pipe socket and the boiler header; then the longitudinal defect of the fillet weld is inspected by adopting a coil magnetization method; the transverse defect of the fillet weld is inspected by adopting an end contact method; and the coil magnetization method and the end contact method form bidirectional perpendicular magnetization and are respectively a unidirectional magnetization method. By adopting the open coil to complete the magnetic particle inspection of the pipe socket fillet weld and by adopting the coil magnetization method and the end contact method to form bidirectional perpendicular polarization according to the characteristic of the fillet weld, the defect of the fillet weld can be better and comprehensively inspected.

The invention discloses a check tool for a front fender, which comprises a base, a limit pile, a pillar, a positioning plate, two front positioning columns and a rear positioning column. The limit pile is fixed at the front end of the base and is vertical to the base; the positioning plate is mounted at the rear end of the base through the pillar; the two front positioning columns are arranged at the front end of the upper plate surface of the positioning plate juxtaposedly; a rear positioning column is arranged at the rear part of the upper plate surface of the positioning plate; and the front positioning columns and the rear positioning column are parallel to the limit pile and are distributed in an isosceles triangle. The invention can greatly improve the quality detection speed and the accuracy of the front fender produced by motorcycle enterprises during the ex-factory and ensure that the quality of the front fender satisfies the requirements, thereby effectively improving the assembly speed of the front fender and satisfying the requirements of conformity production. Meanwhile, the installation center of the front fender is ensured and the deflection of the front fender is avoided, thereby the use performance and the decoration effect of the front fender are guaranteed.

The invention relates to the technical field of mobile phone cases, in particular to a mobile phone case capable of accommodating a standby battery and a manufacturing process thereof. The mobile phone case comprises a shell body and a groove which is formed in the shell body and used for holding the standby battery, wherein the shell body comprises a first PC (Polycarbonate) plastic layer, a second PC plastic layer and a composite material layer which is bonded with the first PC plastic layer and the second PC plastic layer respectively and can bend and rebound; the first PC plastic layer, the composite material layer and the second PC plastic layer are arranged on a same layer, and construct an inner layer of the shell body; and the shell body further comprises a low-temperature silica gel layer covering the inner layer, and an adhesive layer which is arranged between the inner layer and the low-temperature silica gel layer. Through the composite material layer which can bend and rebound, a mobile phone can be put into the mobile phone case conveniently. Through adoption of the manufacturing process, very great adhesive force can be generated between silica gel and PC plastic or certain composite materials. Moreover, the manufacturing process has the characteristics of simple process, low production cost and suitability for large-scale production.

The invention relates to an adjustable screen printing frame and a screen printing screen frame, comprising a first frame, a second frame, a third frame and a fourth frame adjacent in sequence, two first adjusting parts, and several pressing plates; the first frame The two ends are respectively movably connected to one end of the second frame and the fourth frame, and the moving direction of the first frame is consistent with the length direction of the second frame; one of the first adjusting parts connects the first frame and the second frame, and the other An adjusting piece connects the first frame and the fourth frame, and the first adjusting piece is used to adjust the moving distance of the first frame; each pressing plate is connected with the frame, and each pressing plate and the frame jointly press the edge of the pattern plate. The screen printing adjustable frame of the present invention compresses the pattern plate through the pressure plate and the frame together, drives the first frame and an edge of the pattern plate to move through the first adjusting member, and then can tension the pattern plate, even if the pattern plate is deformed. The first adjusting member is adjusted again, thereby re-tensioning the pattern plate.

The invention relates to a protecting device adopted during electric tower climbing, in particular to a protecting device adopted during tower climbing through an electric transmission line. The protecting device comprises a lantern ring. The middle of the lantern ring is connected with two one-way sealing doors capable of moving upwards only, an anti-skid pad is embedded at the upper end of the lantern ring, an opening is formed in the lower portion of the anti-skid pad, a left gear mechanism and a right gear mechanism are arranged inside the lantern ring, the left gear mechanism and the right gear mechanism are connected with a left push rod and a right push rod respectively, the left push rod and the right push rod push the lower portion of the anti-skid pad to be tightened inwards, theleft gear mechanism and the right gear mechanism are connected with a left steel wire rope and a right steel wire rope respectively, the left steel wire rope and the right steel wire rope gathers atthe outlet in the lower end of the lantern ring and are connected to one insulation non-polar rope in a reinforced mode, the insulation non-polar rope is connected with a hook with a sealing door, andthe hook is connected with a double-control strap type safety belt. The lantern ring can conveniently sleeve a shackle on a tower and is taken out, operation is convenient, if a worker falls down, the shackle can be engaged through the one-way sealing doors on the lantern ring, the anti-skid pad and the gear mechanisms, and a falling accident is avoided.

The invention discloses a clothes hanger structure of a garment steamer. The structure comprises a vertical rod connected to a steamer body of the garment steamer, an upper garment rack arranged on the vertical rod, and a trousers clamp used for hanging trousers. The upper garment rack comprises opposite supporting rods located at the two sides of the vertical rod, and shoulder suspension rods arranged on the upper part of the opposite supporting rods in an inclined manner. Three slidable sleeves are sequentially arranged on the vertical rod, and transverse rods are arranged between the three slidable sleeves and the opposite supporting rods at the two sides. The two ends of each transverse rod are rotatably connected with the slidable sleeves and the opposite supporting rods. A driven wheel is arranged in the upper part of the vertical rod. The lower part of the vertical rod is provided with a driving wheel with a rotating handle. A transmission belt is wound around the driving wheel and the driven wheel. The two slidable sleeves at the upper and middle parts of the vertical rod are fixedly connected with one side of the transmission belt, while the slidable sleeve at the lower part of the vertical rod is fixedly connected with the other side of the transmission belt. According to the invention, upper garments can be hung over the clothes hanger conveniently and flattened simply at the same time. Moreover, the clothes hanger is suitable for ironing and pressing of upper garments of different styles and enables all parts of the upper garments to be always kept flat and neat during the ironing and pressing process.

The invention provides a riveting worktable. The riveting worktable comprises a worktable, a locking and feeding positioning device, an upper mould, a lower mould, a material feeding device, a material conveying device and a material blanking device, wherein the locking and feeding positioning device comprises a positioning pin fixedly arranged on the worktable, a supporting base fixedly arranged on the side surface of the worktable, a cylinder and mechanical arm; the telescopic end of the cylinder is connected with the mechanical arm through a movable shaft, and the other end of the cylinder is fixed on the supporting base through a fixed shaft; the other end of the mechanical arm is a tentacle; the tentacle is at least provided with a pressure surface used for pressing two sides of a workpiece; a hollow groove is formed in the middle part of the pressure surface; the size and shape of the hollow groove are matched with the size and shape of the positioning pin; and a fixed shaft which is connected with the supporting base is further arranged between two ends of the mechanical arm. By adopting the riveting worktable, automatic positioning locking and feeding can be realized; implementation of the riveting technology is automatically performed; the location degree and the flatness of machining of the workpiece can be effectively ensured; deformation during a machining process is avoided; and the production efficiency is greatly improved.

The invention discloses an articulated petroleum pipeline cutting device. An arc strip is arranged between supporting strips in a connected manner, a lower cutting plate is arranged between the supporting strips and is connected to the same, sliding rails are adhered to the supporting strips and contact with the arc strip and the lower cutting plate, an upper cutting plate is arranged between the supporting strips and contacts with the sliding rails, the sliding rails are fitted into the upper cutting plate, the lower cutting plate is provided with a shaft, and the shaft penetrates the lower cutting plate; one supporting strip is provided with a rotary shaft penetrating the supporting strip, the outer wall of the supporting strip is provided with a clamping sleeve, two ends of the rotary shaft penetrate the clamping sleeve, the clamping sleeve is capable of rotating around the rotary shaft, one ends of the side wall of the supporting strip and lower cutting plate are both arranged in the clamping sleeve, one end of the clamping sleeve adjacent to the supporting strip is recessed to form a clamping groove, and two ends of the shaft are both arranged in the clamping groove and contact with the wall of the clamping groove. The device is convenient to carry and is capable of being disassembled and penetrating a pipeline radially conveniently.

The invention belongs to the technical field of agricultural equipment, particularly relates to an auxiliary rice bagging device, and aims at achieving the technical purpose of providing an auxiliaryrice bagging device through which bag opening supporting is facilitated, and manpower is saved. According to the technology implementing scheme, the auxiliary rice bagging device comprises a frame, aninstalling frame, a push rod, a first installing plate, a connecting rod, a material guiding pipe, a clamping device and a pedal device, wherein a cylinder barrel is arranged on the frame in an embedding manner, the position, away from the cylinder barrel, of the frame is provided with an installing frame, the position, close to the installing frame, of the frame is provided with the push rod, the top of the installing frame is provided with the first installing plate, the upper portion of the side, away from the push rod, of the first installing plate is provided with the connecting rod, theother end of the connecting rod is provided with the material guiding pipe, and the upper portion of the side, away from the push rod, of the first installing plate is provided with the clamping device matched with the outer wall of the material guiding pipe. The auxiliary rice bagging device achieves the effects that bag opening supporting is facilitated, and manpower is saved.

The invention relates to gardening tool interchangeable gearbox driving shaft couplings. Having tapered large and small heads, and a rotation degree, a driving male shaft head (137) and a driving female shaft head (136) can perform power connection with stable drive and easy for plug clutch. There are a plurality types of non-circular shafts which can be selected according to orders. With the interchangeable driving shaft coupling method, operation is convenient, and an application range is expanded. An operator can conveniently sleeve the coupling, such that fast structural connection is completed. Clamp pressing is not needed, and the clamp of the coupling is directly opened and mounted. The coupling is provided with a fast joint (70). The non-circular shafts can be a triangle formed by sequentially and alternately connecting three-section convex arcs and the three-section concave arcs. In the non-circular shafts, the three-section convex arcs are convex arcs which are a section of a cubic curve capable of reducing impaction, such that the benefit is obvious. One-section convex arcs in the non-circular shafts are a part of tooth surfaces of a cycloidal hypoid gear, and the non-circular shafts can also be an arc cylindrical gear, or teeth with a plurality of serrated teeth, so that the coupling is suitable for different machine types.

The invention provides a shaving clamp used for a gear of a synchronizer, which is capable of clamping a gear stably. The clamp comprises a mandrel, wherein the mandrel is a two-step mandrel provided with a small-diameter shaft section, a middle-diameter shaft section and a large-diameter shaft section, a first central locating hole is axially arranged in the small-diameter shaft section of the mandrel, the inner circle of a locating sleeve sleeves the small-diameter shaft section and the middle-diameter shaft section of the mandrel, the end side of the locating sleeve clings to one side of the large-diameter shaft section of the mandrel, the outer circle of the large-diameter shaft section of the mandrel and the inner circle of the gear are matched as a locating part of the gear, a frustum is arranged on the other side of the large-diameter shaft section of the mandrel, the central line of the frustum and the axis of the mandrel are positioned on the same straight line, the shaving clamp further comprises an expansion sleeve, a taper hole of the expansion sleeve is arranged in one end of an inner hole of the expansion sleeve, a frustum hole matched with the frustum is arranged in the other end of the inner hole of the expansion sleeve, a clamping sleeve sleeves the expansion sleeve, a chuck is arranged on one end, which is close to the big diameter shaft section of the mandrel, of the clamping sleeve, a second central locating hole is arranged in one end, which is far away from the big diameter shaft section of the mandrel, of the clamping sleeve, and the second central locating hole is opposite to the taper hole of the expansion sleeve.

The invention relates to a traffic police car with a high anti-collision safety factor. The car comprises a head and a support column, the head is installed at the upper end of the left side of a carbody, wheels are arranged at the lower ends of the left side and the right side of the car body, and an anti-collision plate is connected to the lower end of the head. The traffic police car with thehigh anti-collision safety factor has the advantages that the anti-collision plate, connecting columns, springs and compression-resistant plates are arranged, the anti-collision plate is internally provided with the compression-resistant plates made of hard alloy materials, the connecting columns uniformly arranged between the two compression-resistant plates play a supporting and connecting role,the springs closely sleeve the connecting columns, when the car is crashed, the anti-collision plate at the front end is extruded, the connecting columns can play a supporting and certain reinforcingrole, if stress is too large, the collecting columns deform, impact force is absorbed through the action of the springs, a certain buffer effect is achieved, damage of a vehicle is reduced, and the protection effect is achieved.

The invention discloses a pliers rubber sleeves installing device with a heat drying function. The device comprises a machine frame and a conveying device, and further comprises a hot air generating device, a heating conveying channel, a heat preservation box and a handle-bar inserting device, wherein the feeding port of the heating conveying channel is connected with the discharging port of the conveying device, and the heat preservation box is installed on the side face of the discharging end of the heating conveying channel; the hot air generating device is installed on the machine frame, and an air inlet and an air outlet are formed in the side wall of the heating conveying channel, and an air outlet of the hot air generating device is connected to the heating conveying channel througha pipeline; and the air inlet of the heat preservation box communicates with the hot air generation device through the pipeline; the position of the handle-bar inserting the device faces the heat preservation box, a plurality of rubber sleeve fixing devices are installed in the heat preservation box, a pliers fixing plate slides towards the direction of the heat preservation box, and the pliers fixing plate is used for inserting the pliers handle-bar into rubber sleeves on the rubber sleeve fixing devices. According to the device, the invention aims to provide the pliers rubber sleeve installing device with the heat drying function, so that the rubber sleeves of the pliers can be softened in the conveying process, and the handles of the pliers are conveniently inserted into the rubber sleeves.

The invention discloses an ultrasonic probe protection set. The ultrasonic probe protection set is a sterile package, and comprises a protective membrane sleeve, and a pair of membrane extension forceps; the protective membrane sleeve comprises a front sleeve part, and a rear cylinder part; the front sleeve part is elastic, and the side wall, close to the bottom, of the front sleeve part is fixedly connected with a coupling agent membrane bag; the membrane extension forceps comprise a left forceps leg, a right forceps leg, and a left forceps handle and a right forceps handle which are hinged with the left forceps leg and the right forceps leg respectively for providing thrust for opening and closing; the left forceps leg and / or the right forceps leg are placed in correspondence to the surface of the coupling agent membrane bag; and the forceps legs can apply force on the coupling agent membrane bag when an membrane is extended so as to make a coupling agent to flow to the inner bottomof a sleeve end.The ultrasonic probe protection set enables extension of the protective membrane sleeve by single-hand operation so as to facilitate sleeving of an ultrasonic probe in virtue of folding of the protective membrane sleeve and the preset membrane extension forceps; and then, the rear cylinder part composing the protective membrane sleeve is flipped back and straightened along a cable,so that sterile contact with the ultrasonic probe in the whole process is realized, and convenient installation of the protective sleeve is ensured. In addition, the ultrasonic probe protection set is high in sleeving efficiency, sanitary and safe. The invention further discloses a usage method of the ultrasonic probe protection set.

Embodiment of the present invention discloses automatic boring equipment for an engine cylinder head, and the equipment comprises a main unit platform, and the main unit platform is provided with a clamping tool, a drill bit assembly located above the clamping tool, and a housing. The drill bit assembly includes a mounting bracket, a drill bit, and a driving device. The middle portion of the drillbit is hinged to the mounting bracket, and the mounting bracket is provided with an arc-shaped groove. The drill bit is provided with a sliding block that is clamped in the arc-shaped groove. The driving device is connected with the drill bit and drives the drill bit to swing. The clamping tool comprises a base, two locking components and a steering device, and each locking component comprises atelescopic cylinder, a guiding sleeve, a telescopic rod and two locking blocks. The steering device and the telescopic cylinder are arranged in the base, and the steering device is connected with thetwo locking components and pushes the two locking components to rotate. The telescopic rod is arranged outside the base. The drill bit assembly and the clamping device cooperate with each other to complete the drilling of all the outer mounting holes of the cylinder head in one time, thereby achieving the full-automatic production.

Equipment used for pliers rubber sleeve mounting comprises a rack and conveying devices, and further comprises a hot air generation device, heating conveying channels, a heat insulation box, a carrying device and a pliers handle inserting device. The pliers handle inserting device is mounted an opening of the heat insulation box. Feeding openings of the heating conveying channels are connected todischarging openings of the conveying devices. The heat insulation box is mounted on the side faces of the discharging openings of the heating conveying channels. The carrying device is erected abovethe heating conveying channels and the heat insulation box and carries rubber sleeves to the heat insulation box from the discharging ends of the heating conveying channels. The hot air generation device is mounted on the rack, air inlets and air outlets are formed on the side walls of the heating conveying channels, and an air outlet of the hot air generation device is connected to the heating conveying channels through a pipeline. A gas inlet of the heat insulation box communicates to the hot air generation device through a pipeline. According to the equipment, the rubber sleeves of pliers can be subjected to warming conveying and heat insulation, the rubber sleeves of the pliers can be softened in the conveying process, the state can continue, and handles of the pliers are inserted intothe heated rubber sleeves.

The invention discloses ball valve machining equipment. The equipment comprises valve cores with medium flow passages, valve bases matched with the outer walls of the valve cores, a rack, first fixingassemblies penetrating through the medium flow passages, a first driving assembly for driving the first fixing assemblies to rotate longitudinally, first clamping structures disposed on the first fixing assemblies, second fixing assemblies, second clamping structures disposed on the second fixing assemblies and a second driving assembly. The first clamping structures firmly abut against the innerwalls of the medium flow passages to fix the valve cores; the second clamping structures are used for clamping the valve bases to make the valve bases be in contact with the valve cores; the second driving assembly is used for driving the second fixing assemblies to rotate in order to drive the valve bases to be in friction with the valve cores. The valve bases different in specification and sizeand the valve cores different in specification and size are clamped by the same equipment; therefore, in the process of machining the valve bases and the valve cores, various matched valve bases andvalve cores can be machined by the same equipment at the same time, the machining efficiency is high, and the cost required by the equipment is reduced.

The invention relates to a PE glove support suitable for use in a contaminated area. The PE glove support comprises a first transverse plate, a second transverse plate and two supporting columns making the first transverse plate and the second transverse plate connected. The two side faces of the lower half portion of each supporting column are provided with notches respectively, wherein the notches are communicated. Each notch of each supporting column is internally provided with a release element, a first spring, a second spring, a sliding rod and two or more hooks which are mutually stacked up and down. The release elements are vertically distributed in cavities of the supporting columns, the sliding rods penetrate through the release elements and are vertically distributed in the cavities of the supporting columns, the hooks are horizontally distributed on the upper planes of the horizontal portions of the sliding rods and penetrate through the release elements, the vertical portions on the lower portions of the sliding rods are sleeved with the first springs, and the tail ends of the vertical portions of the release elements are sleeved with the second springs. A battery pack is arranged on the upper portion of the first transverse plate, a fan is arranged at the bottom of the first transverse plate, and finger columnar tubes in a palm shape are connected with the lower portion of the second transverse plate. By means of the support, PE gloves can be convenient to wear, time and labor are saved, and the air-drying function is also achieved.