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67results about How to "Durable and long life" patented technology

Photosensitizer and solar cell using the same

A photosensitizer attaining high incident photon-to-current conversion efficiency and having long durability life and a solar cell using the photosensitizer are provided. A solar cell 1 includes: a semiconductor electrode 10 including a substrate 18 having a conductive film 16 formed on its surface and a porous semiconductor layer 20 formed on the substrate 18; a counter electrode 12 including a substrate 30 having a conductive film 28 formed on its surface; and a carrier transport layer 14 including conductive material, posed between the semiconductor electrode 10 and the counter electrode 12. The surface of porous semiconductor layer 20 is caused to carry a light absorber 22 including inorganic material 24 carrying organic molecules 26 each having an aromatic ring.
Owner:SHARP KK

Lithium ion secondary battery

Disclosed is a lithium ion secondary battery including: a positive electrode including a positive electrode active material layer containing a positive electrode active material, and a positive electrode current collector; a negative electrode including a thin film negative electrode active material layer containing an alloy-based negative electrode active material, and a negative electrode current collector; a separator interposed between the positive electrode and the negative electrode; and an ion-permeable resin layer formed on a surface of the thin film negative electrode active material layer. In this lithium ion secondary battery, despite the use of the alloy-based negative electrode active material, the deterioration in battery performance such as cycle characteristics and output characteristics is prevented.
Owner:PANASONIC CORP

Non-aqueous electrolyte secondary battery

InactiveCN101237069AReduce capacityInhibition of adhesion (precipitationSecondary cellsActive material electrodesEngineeringBattery capacity
In a non-aqueous electrolyte secondary battery including an electrode assembly including a positive electrode containing a positive electrode active material, a negative electrode containing a negative electrode active material, and a separator interposed therebetween; and a non-aqueous electrolyte, 80 wt % or more of the positive electrode active material is primary particles, and the separator is formed by a porous film, or the porous film is formed at at least one position from the following: between the positive electrode and the separator main body, between the negative electrode and the separator main body, and inside the separator main body, to capture the metal ions leached from the positive electrode active material. Such an arrangement enables a non-aqueous electrolyte secondary battery with significantly less decline in battery capacity, excellent charge and discharge cycle life performance, and capable of stable output for a longer period of time.
Owner:PANASONIC CORP

Minitype rubber bag accumulator for shock absorber

The invention discloses a minitype rubber bag accumulator for a shock absorber. A cylinder barrel of a shock absorber compensation chamber is formed by connecting an inner cylinder barrel body and an outer cylinder barrel body into a whole through threads. A gas sealing screw plug is screwed tightly on an inflating sealing flange and arranged in a compensation cavity of the inner cylinder barrel body. The concave part of the bottom of a minitype rubber bag is radially fixed to a protrusion of the bottom end of the cylinder barrel of the shock absorber. Through a floating piston and a minitype rubber bag accumulator assembly installed under the flowing piston, complete isolation of a damping oil chamber and an inert gas chamber is achieved. Fold-type minitype rubber bag outer lugs are sleeved with fastening aluminum alloy flanges, the rubber bag and the fastening aluminum alloy flanges are connected through bolts and the inflating sealing flange, thus isolation of damping oil liquid and high-pressure gas is achieved completely, and oil-gas mixing is avoided. The defect of damping oil liquid flowing filling hysteresis is further overcome, and the idle stroke hidden danger of the shock absorber is avoided. The minitype rubber bag accumulator is different from a traditional rubber bag accumulator, the rubber bag and the damping oil liquid are isolated completely, aging is not liable to occur, the service life of the rubber bag is prolonged, the work responsivity is high through the fold-type appearance design, and the working load bearing ability and impact resistance are high.
Owner:JIANGSU UNIV

Pot hole repair patch and method of installation

A road patch for repair of potholes is disclosed. A pothole is preliminarily repaired with asphalt fill and compacted per current standard practice. Thereafter, a road patch is placed upon the compacted top surface of the asphalt fill, overlapping onto the adjacent road surface and compressed. The road patch forms a water proof seal over the surface area of the patch preventing water from seeping into the repaired pothole. The patch also resists crack propagation and minimizes the potential of asphalt chipping and the breaking down of the asphalt fill.
Owner:AMERICAN ROAD PATCH

Preparation method of fiber-reinforced metal composite material

InactiveCN104401106AFlat shapeSmall internal stress between layersLamination ancillary operationsLaminationThermoplasticSurface layer
The invention discloses a preparation method of a fiber-reinforced metal composite material. The preparation method comprises the following steps: (1) preparing a metal layer; (2) preparing a fiber preformed body; (3) preparing a fiber-reinforced composite material; (4) performing die pressing, solidifying and forming; (5) performing after-treatment. The composite material successively comprises a metal surface layer, a metal boundary layer, a flexible transition layer and a fiber-reinforced composite material layer, wherein the flexible transition layer is a thermoplastic layer, and the stretching strength of the composite material in a circumferential direction is 550-650 MPa. According to the invention, a jointing process is not required to be determined according to material characteristics, the process is simple and controllable, requirements for equipment are low, the cost is low, the method can be suitable for fibers and metallic matrixes made of different materials, and the application range is wide. The fiber-reinforced metal composite material prepared by the preparation method disclosed by the invention has the advantages that a shape structure is flat, interlaminar internal stress is small, the weight is light, the strength is high, abrasion resistance and corrosion resistance are good, and the fiber-reinforced layer is durable, long in service life, good in practicality, and wide in market prospect.
Owner:CHANGSHU DONGTAO METAL COMPOSITE MATERIAL

Method for preparing carbon fiber enhanced titanium alloy composite material

InactiveCN105296897AFlat shapeSmall internal stress between layersPolycarbonateTitanium alloy
The invention discloses a method for preparing a carbon fiber enhanced titanium alloy composite material. The method for preparing the carbon fiber enhanced titanium alloy composite material comprises the following steps that (1) a titanium alloy layer is prepared; (2) the titanium alloy layer is evenly coated with a layer of molten thermoplastic polycarbonate layer; (3) degumming, neutralizing, activating and reducing are conducted on carbon fibers; (4) chemical nickel-plating is conducted on the surfaces of the carbon fibers; (5) a layer of metallic chromium are chemically deposited on the surfaces of the nickel-plated carbon fibers obtained in the step (4) after cleaning and drying; (6) a carbon fiber preformed body is prepared; (7) a carbon fiber enhanced composite material is prepared; (8) mold pressing and curing are conducted for forming; (9) mold opening and sintering are conducted; and (10) the carbon fiber enhanced titanium alloy composite material is obtained through cooling. The carbon fiber enhanced titanium alloy composite material prepared through the method is smooth in outline structure and small in interlayer internal stress, has the advantages of being light, high in strength, resistant to abrasion and corrosion, durable and long in service life through a fiber enhanced layer, and the like, high in practicability and broad in market prospects.
Owner:无棣向上机械设计服务有限公司

Probe card capable of replacing electron accessory rapidly

This invention relates to rapid update electron parts probe card, which comprises one circuit board, multiple probes and several container sockets, wherein, the circuit board is set with electron circuit connected to the passive elements joints; detect probes is connected to electrical circuit; probe card is to test by detector; each container socket is set with two conductive fix parts on the points to form one container part and at least on open; the container parts are to contain above passive element to connect two fix parts through open to transfer each passive element.
Owner:MPI CORP

Piezoelectric element, method of manufacturing the same, liquid-jet head, method of manufacturing the same, and liquid-jet apparatus

Disclosed are a piezoelectric element, which has a high withstand voltage and a longer durability life, a manufacturing method of the piezoelectric element, a liquid-jet head, a manufacturing method of the liquid-jet head, and a liquid-jet apparatus. The manufacturing method of a piezoelectric element includes the steps of: forming a piezoelectric layer by forming, on the lower electrode, a piezoelectric precursor film in which Pb, Zr and Ti are contained and the composition ratio of Pb, Zr and Ti becomes Pb / (Zr+Ti)=1.0 to 1.3 after the piezoelectric precursor film has been baked, and to which at least any one dopant selected from the group consisting of manganese, nickel and strontium is doped, and by then baking the piezoelectric. precursor film for half an hour to three hours at 650 to 750° C.; and forming an upper electrode on the piezoelectric layer.
Owner:SEIKO EPSON CORP

Three-dimensional vacuum cupping device

InactiveCN102743798AIngenious and synergistic structureEasy and safe entry and exitSuction devicesInjury causeDisease
The invention discloses a three-dimensional cupping type physical therapy device and aims at providing a three-dimensional cupping device which can achieve containing type vacuum sealing on the trunk and the limbs, enables the limbs to move in and out of a casing and a seal ring without being limited or scratched easily, is simple and convenient to use and enables the easily damaged part seal ring to be durable. The cupping device comprises the casing, the loop sleeve type seal ring, an air suction nozzle, a hose and a vacuum pump. A self-adaption aperture-changing support ring is arranged on the inner side of the loop sleeve type seal ring on the outer side of a port of the casing. The three-dimensional cupping device can be used for treating difficult and complicated diseases such as limb cold, arthralgia, hand and foot numbness, amyotrophy chap, diabetic feet at an early stage, blood vessel blockage stasis and vessel disappearance, and is also a novel device for safe and rapid postoperation physical therapy against injury caused by disasters and car accidents and sports wound and the like. The three-dimensional cupping device can have instant initial-stage curative effects and good long-term effects, does not cause positive and toxic and side effects of medicines or operation injury and can facilitate low-cost cure and health care physical therapy at hospital clinics or homes.
Owner:刘玉海 +1

Packaging film for power storage device, tube-type packaging member, and power storage device

The invention provides a packaging film for power storage device, a tube-type packaging member, and a power storage device. A packaging film is formed by a laminated film including a plurality of layers, and is configured to be bent into a tube-shape to form a tube-type packaging member having flexibility. Further, the packaging film includes an innermost layer, an outermost layer, and a barrier layer arranged between innermost layer and the outermost layer, as the plurality of layers. The barrier layer is a metallic layer. The innermost layer and the outermost layer are each formed by a thermal fusion resin layer. An adhesive agent bonding overlapped adjacent layers of the plurality of layers has electrolyte resistance.
Owner:LISSENOK PACKAGING CO LTD

Pot hole repair patch and method of installation

A road patch for repair of potholes is disclosed. A pothole is preliminarily repaired with asphalt fill and compacted per current standard practice. Thereafter, a road patch is placed upon the compacted top surface of the asphalt fill, overlapping onto the adjacent road surface and compressed. The road patch forms a water proof seal over the surface area of the patch preventing water from seeping into the repaired pothole. The patch also resists crack propagation and minimizes the potential of asphalt chipping and the breaking down of the asphalt fill.
Owner:AMERICAN ROAD PATCH

Piezoelectric element, liquid-jet head and liquid-jet apparatus

Disclosed are a piezoelectric element, which has a high withstand voltage and a longer durability life, a liquid-jet head and a liquid-jet apparatus. The piezoelectric element includes a lower electrode provided above a substrate, a piezoelectric layer provided above the lower electrode, and an upper electrode provided above the piezoelectric layer, and an electric resistivity of the piezoelectric layer is not lower than 20 MΩ·cm.
Owner:SEIKO EPSON CORP

Local data processing method of electricity consumption information acquisition system

The invention relates to a local data processing method of an electricity consumption information acquisition system, which is used for a local network of an electticity consumption information acquisition system, the local network comprises an energy router and an energy controller, the local network is a half-duplex communication network, and the local data processing method comprises the following steps: a data automatic collection step: realizing data automatic collection based on a channel competition mechanism with carrier sensing and conflict avoidance; a task distributed execution andoptimization scheduling step: realizing local data acquisition through a task generation stage and a data uploading stage; and a real-time internet-of-things sensing step: establishing an internet-of-things sensing network, and performing data acquisition and analysis. Compared with the prior art, the system has the advantages that data acquisition is more efficient and real-time, and effective monitoring and management of each terminal device are realized.
Owner:SHANGHAI MUNICIPAL ELECTRIC POWER CO +1

Cathode for lithium ion secondary battery and lithium ion secondary battery

The present invention provides a negative electrode, which includes: a negative electrode current collector; a first protrusion, which is arranged to extend from the surface of the negative electrode current collector to the outside of the negative electrode current collector, and forms a peeling on at least a part of the surface Propagation preventing part; a negative electrode active material layer, which contains a negative electrode active material, and is provided on at least the top surface of the first convex part. According to this configuration, the peeling of the negative electrode active material layer from the negative electrode current collector and the accompanying reduction in current collection performance can be suppressed, and further deformation of the negative electrode itself can be suppressed. The lithium ion secondary battery containing the negative electrode has high battery capacity and energy density, excellent charge and discharge cycle characteristics, and can continue to perform high output stably for a long time.
Owner:PANASONIC CORP

Mechanical rope tightening device

The mechanical euphroe for use in the loading service of train, truck, ship and other transportation facilities has one U-shaped seat, one rope winding shaft with at least one rope hole on the U-shaped seat, one withdrawn preventing ratchet with clamping tongue and reset spring and set in one end of the rope winding shaft, and one automatic locking assembly on the top of the U-shaped seat. The present invention has use convenience, high strength, great fastening force and high safety.
Owner:蒋恩泉

Piezoelectric element, method of manufacturing the same, liquid-jet head, method of manufacturing the same, and liquid-jet apparatus

Disclosed are a piezoelectric element, which has a high withstand voltage and a longer durability life, a manufacturing method of the piezoelectric element, a liquid-jet head, a manufacturing method of the liquid-jet head, and a liquid-jet apparatus. The manufacturing method of a piezoelectric element includes the steps of: forming a piezoelectric layer by forming, on the lower electrode, a piezoelectric precursor film in which Pb, Zr and Ti are contained and the composition ratio of Pb, Zr and Ti becomes Pb / (Zr+Ti)=1.0 to 1.3 after the piezoelectric precursor film has been baked, and to which at least any one dopant selected from the group consisting of manganese, nickel and strontium is doped, and by then baking the piezoelectric. precursor film for half an hour to three hours at 650 to 750° C.; and forming an upper electrode on the piezoelectric layer.
Owner:SEIKO EPSON CORP

Steel-wire fastener

The invention is concerned with a kind of binding implement, especially a kind of steel wire binding implement. It belongs to operation assistant machine of loading reinforce or equipment for transportation by truck, car and shipping. The said Y type of base seat has axis to roll rope that having at least a hole for pulling rope. One end of the said axis to roll rope has ratcheting, and the other end of it has revolving sleeve which owning a hole for spanner. One side of the said ratchetting has clamp and the inclined groove of clamp matches with the inclined tooth of the ratchetting. There is return spring on the clamp and the bottom of Y type of base seat connects into a whole through rivets on both sides of it and from a hollow interlayer in the middle of it. The inner part of it has a block for rolling rope and the block rolls with steel wire. The invention has easy structure with high intension, large bearing power and strong tightening nature to keep the safety of goods on transportation.
Owner:蒋恩泉

Pothole and utility cut repair overlay and method of installation

A road overlay product for protecting a repaired road portion including repaired potholes and utility cuts. A pothole or utility cut is preliminarily repaired with asphalt fill and compacted per current standard practice. Thereafter, the overlay is placed upon the compacted top surface of the asphalt fill, overlapping onto the adjacent road surface and compressed. The overlay forms a water proof seal preventing water from seeping into the repaired area. The overlay also resists crack propagation and minimizes the potential of asphalt chipping and the breaking down of the asphalt fill and surrounding roadway.
Owner:AMERICAN ROAD PATCH

POE (Polyolefin Elastomer) material-based high-weather-resistance photovoltaic adhesive film preparation process

The invention discloses a POE (Polyolefin Elastomer) material-based high-weather-resistance photovoltaic adhesive film preparation process, and belongs to the field of photovoltaic adhesive film technology clamping. The POE material-based high-weather-resistance photovoltaic adhesive film preparation process specifically comprises the following steps of S1, prefabricating raw materials; S2, weighing the raw materials; S3, mixing and extruding; and S4, performing thermocompression bonding. According to the POE material-based high-weather-resistance photovoltaic adhesive film preparation process provided by invention, the air permeability and the water resistance of an inner film and a bonding bottom layer are modified and enhanced by filling micropores with modified filler silicon dioxide and iron powder particles, and meanwhile, the iron powder particles can enhance the impact resistance of the inner film, so that the overall strength of a photovoltaic module after being covered with an adhesive film is improved; and the waterproof strength is treated and modified through a POE material of a core layer, and the film blowing thickness of multiple layers of substrates is controlled and adjusted through multiple layers of laminated adhesive films and a bypass air pump during preparation, so that the thickness of the photovoltaic adhesive film can be accurately controlled, the overall weather resistance of the photovoltaic adhesive film is improved, corrosion of a photovoltaic module panel caused by water seepage of a base layer surface is avoided, and the overall durable life of the assembled photovoltaic module is prolonged.
Owner:奎达高分子材料科技(宜兴)有限公司

Wind-proof anti-collision buttress for drain pipe on roof top of accessible roof and construction technology thereof

The invention discloses a wind-proof anti-collision buttress for a drain pipe on a roof top of an accessible roof. The wind-proof anti-collision buttress comprises a drain pipe, a buttress body and aroof structure. A construction process comprises the following steps: adhering an additional waterproof layer at a roof top drain pipe; constructing the roof; connecting an upper drainage pipe by using a joint, and binding a reinforcing steel bar skeleton; installing a template by using square timber, multi-layer plywood and nails to ensure that the drain pipe is disposed at the center of a template opening, pouring concrete, smoothening the surface, covering and maintaining for 7 days, and then dismantling the template; trimming edges and corners, correcting the plane, drying, smearing putty,polishing, and brushing outer wall paint. The protection buttress of the invention is prepared from reinforced concrete, and is good in crack prevention performance, heavy in weight, high in wind andsway prevention capability, firm, durable and long in service life, good in stability of a roof top ventilation pipe, simple and convenient in construction, capable of using local materials, and attractive.
Owner:JIANGSU NANTONG SANJIAN CONSTRUCTION GROUP CO LTD

Rope tensioning apparatus

The invention discloses a rope tightener which mainly comprises a main pipe, a rope hanging nail, an anti-reverse nail, a crowbar hole and a rope tightening apparatus seat. The rope tightener is characterized in that the the rope hanging nail is arranged on the main pipe, one end of the main pipe is provided with the rope tightening apparatus seat and a handle, and the other end is provided with a rope tightening apparatus wheel and an anti-reverse device. The rope tightener is convenient to use as well as is safe and reliable.
Owner:郗建勇

Vehicle body welding circulating cooling water treatment equipment and process

The invention discloses vehicle body welding circulating cooling water treatment equipment and process, which belong to the technical field of vehicle body welding machining. The vehicle body welding circulating cooling water treatment equipment comprises a treatment tank, a discharging mechanism is arranged on one side of the treatment tank, a heat regeneration mechanism is arranged on the other side of the treatment tank, a liquid collecting mechanism is movably connected to the top of the treatment tank, and a chemical adding mechanism is arranged on one side of an inner cavity of the treatment tank; and the top of the chemical adding mechanism is in transmission connection with a screening mechanism, and the screening mechanism is slidably connected into the treatment tank. In the device, a half gear rotates to respectively drive a first rack and a second rack on two sides to move, a liquid spraying hose performs reciprocating displacement to spray liquid medicine, and a limiting seat moves to drive a second sieve plate and an elastic sleeve to perform reciprocating displacement, so that the liquid medicine mixing efficiency is improved, and then the material screening efficiency can be improved; and then large particles in the cooling liquid can be fully screened through multi-stage filtration, a backflow communicating pipeline is prevented from being blocked, the treatment effect on the cooling liquid is guaranteed, the overall durable life of the cooling liquid is prolonged, and the use requirement is met.
Owner:GESTAMP AUTO COMPONENTS SHENYANG CO LTD

Pothole and utility cut repair overlay and method of installation

A road overlay product for protecting a repaired road portion including repaired potholes and utility cuts. A pothole or utility cut is preliminarily repaired with asphalt fill and compacted per current standard practice. Thereafter, the overlay is placed upon the compacted top surface of the asphalt fill, overlapping onto the adjacent road surface and compressed. The overlay forms a water proof seal preventing water from seeping into the repaired area. The overlay also resists crack propagation and minimizes the potential of asphalt chipping and the breaking down of the asphalt fill and surrounding roadway.
Owner:AMERICAN ROAD PATCH

Modified polyvinylidene fluoride ultrafiltration membrane and preparation method thereof

The invention discloses a preparation method of a modified polyvinylidene fluoride ultrafiltration membrane, and relates to the technical field of water treatment. The preparation method of the modified polyvinylidene fluoride ultrafiltration membrane comprises the following steps: (1) reversely putting the polyvinylidene fluoride ultrafiltration membrane into an ultrafiltration device, and pouring uniformly dispersed suction filtrate, wherein the suction filtrate comprises nano ferroferric oxide particles and diluted hydrochloric acid; and (2) applying pressure to the polyvinylidene fluorideultrafiltration membrane, carrying out suction filtration, and after the suction filtration is completed, cleaning unfixed nano ferroferric oxide particles on the surface of the polyvinylidene fluoride ultrafiltration membrane, and airing to obtain the modified polyvinylidene fluoride ultrafiltration membrane. The modified polyvinylidene fluoride ultrafiltration membrane prepared by the method hasgood hydrophilicity, super-adsorption performance and high closure effect, the surface of the membrane has anti-pollution performance, and the service life of the membrane is long.
Owner:GUANGZHOU UNIVERSITY

Heating plate for spray coating of solar crucible and heating device comprising heating plate

The invention discloses a heating plate for the spray coating of a solar crucible, which comprises a plate body and a heating material arranged inside the plate body; the plate body is formed by the butt joint of a mother plate block and a son plate block, at least one groove is evenly arranged on the mother plate block, and the heating material is arranged in the groove; and the heating material is covered by the son plate block, and the son plate block is also connected with the mother plate block fixedly. The invention also discloses a heating device for the spray coating of the solar crucible. The device comprises the heating plate, a fixing frame for fixing the heating plate and a supporting base for supporting the fixing frame. By the heating plate for the spray coating of the solar crucible and the heating device, the aims that the heating temperature is average, the durability is high, the service life is long and the product quality and the production efficiency are enhanced can be realized.
Owner:苏州工业园区优立涂装机械工程有限公司

Virtual roundabout-type intersection

Provided is a virtual roundabout-type intersection. The virtual roundabout-type intersection comprises an intersection body, a plurality of floor lamps, electronic guide indicators and a controller. Each floor lamp comprises an outer shell, a lamp face, lamp bodies, a solar panel, a storage battery and external power wires, wherein the lamp bodies are connected with the storage battery and the external power wires. The lamp bodies and the storage batteries are controlled by the controller, and one solar panel is connected with one storage battery; the floor lamps are installed on the center ground of the intersection body to form a circular roundabout in a surrounding mode; the electronic guide indicators are installed at the position of the intersection body; the floor lamps and the electronic guide indicators are connected with the controller, and the controller is in signal connection with a traffic command center. The virtual roundabout-type intersection has the advantages that in the daytime and the first half of the night when more vehicles travel, the vehicles travel according to normal rules at the intersection; in the second half of the night, the controller begins to work to turn on the floor lamps which are arranged in an annular mode, and meanwhile the controller controls the electronic guide indicators to be changed into corresponding annular indication marks to guide the vehicles to move around the roundabout and pass through the intersection.
Owner:ZHEJIANG INST OF COMM

Walking beam type oil pump additionally provided with speed increaser to adjust jig frequency

The invention relates to a walking beam type oil pump additionally provided with a speed increaser to adjust the jig frequency. The left side of a base is connected with a bracket, the right side of the base is connected with a reduction gearbox, the speed increaser and a motor, the top of the bracket is connected with a central bearing assembly, the central bearing assembly is connected with a walking beam, the left end of the walking beam is connected with a horsehead, and the right side of the walking beam is connected with a bearing; the lower end of the bearing is connected with a connecting rod, an output belt pulley is connected with a small belt, the other end of the small belt is connected with the input belt pulley, the speed increaser is connected with the output belt pulley, and the output belt pulley is connected with a large belt; the other end of the large belt is connected with a large belt pulley, the large belt pulley is connected with an input shaft of the reductiongearbox, and an output shaft of the reduction gearbox is connected with a crank which is connected with the connecting rod; the motor drives the small belt, the small belt drives the input belt pulley, the speed increaser drives the output belt pulley, the output belt pulley drives the large belt, the large belt drives the large belt pulley, the large belt pulley drives the input shaft, the outputshaft drives the crank, the crank drives the connecting rod, and the connecting rod drives the walking beam to drive the horsehead to move up and down. The technology can meet different jig frequencyadjustment requirements and has an obvious power saving effect.
Owner:潜江市尚娟贸易有限公司

Clamping device and driving method thereof

The invention discloses a clamping device and a driving method thereof. The clamping device comprises a basic shell, at least one clamping claw which can be driven, springs and a piston, wherein the piston is driven by the spring towards one direction; at least two springs are arranged on the outer surface of the piston; a bottom end cover is mounted at the bottom of the basic shell; a connectingrod is connected with the top center of the bottom end cover; at least one groove is formed in the outer surface of the clamping claw; and a first driving clamping claw surface and a second driving clamping claw surface are arranged on one side of the groove from top to bottom. The clamping device adopts the combined driving manner of a large-angle oblique plane and a small-angle oblique plane; when a fourth driving clamping claw surface with the large-angle oblique plane is adopted for driving, rapid separation of the clamping claw and a rivet is realized; and when a second driving clamping claw surface with the small-angle oblique plane is adopted for driving, the clamping claw can continuously apply clamping force to the rivet, so that the thickness and the boundary dimension of the clamping device are reduced.
Owner:上海矢力机械设备有限公司
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