109results about How to "Paste tightly" patented technology

A process for fixing veneer on wall surface includes embedding forked tail embedding nail on wall, coating strong adhesive on forked tail notch and glue notch at back surface of veneer then applying hook-hanging and adhesive-binding means to stick veneer on wall firmly and closely.

The invention relates to an acrylic ester pressure-sensitive adhesive with the high permanent adhesion performance at 80 DEG C. The acrylic ester pressure-sensitive adhesive is prepared from, by weight, 55-90 parts of acrylic ester soft monomers, 5-25 parts of acrylic ester hard monomers, 0.5-15 parts of reaction-type functional monomers, 0.2-3 parts of an initiating agent, 5-30 parts of tackifying resin, 0.5-5 parts of a curing agent and 60-200 parts of a solvent. The acrylic ester pressure-sensitive adhesive is prepared through the processes that the acrylic ester soft monomers, the acrylic ester hard monomers, the reaction-type functional monomers and part of the initiating agent are dissolved, the total concentration of the monomers is controlled to be not lower than 60 wt%, the weight of the initiating agent accounts for 0.04%-0.1% of the total weight of the monomers, and heating reflux is conducted for 3-6 h; the remaining initiating agent is dropwise added, reacting continues for 0.5-2 h after dropwise adding, diluting and reacting are conducted step by step, and the obtained material is uniformly mixed with the tackifying resin and the curing agent. According to the pressure-sensitive adhesive prepared through the method, the performance is excellent, and a permanent adhesion performance test shows that displacement is not generated after the pressure-sensitive adhesive exists for 48 h at 80 DEG C.

The invention relates to a full-automatic assembly machine for a bottom shell component of a hanging headphone. A rack is provided with a carrier transfer device transferring clockwise, the carrier transfer device comprises a carrier transfer trough, the carrier transfer trough is internally fitted with a carrier, the bottom of the carrier transfer trough is provided with a carrier transfer installation base, the carrier transfer installation base is provided with a carrier feed air cylinder parallel to the carrier transfer trough, a carrier feed trough is arranged in the middle of a feed endof the carrier transfer trough, the carrier feed air cylinder is connected with a carrier feed push block matched with the carrier feed trough, and the rack is provided with a dustproof net feed mechanism, a horn assembling device, a film assembling mechanism, a light barrier assembling mechanism and a horn dispensing device that are matched with the carrier. Through adoption of the full-automaticassembly machine, continuous, automatic assembling is realized, a bottom shell feeding position and an assembled bottom shell discharging position are at the same position, so that a bottom shell material tray can be used for collecting a material of the assembled bottom shell, therefore, the collecting and transporting costs are lowered.

The invention relates to an adhesive tape pasting and folding device for insulation paper. The device comprises a discharging mechanism, a pasting main body and a machine frame, wherein the discharging mechanism comprises an upper rotating shaft and a lower rotating shaft, the lower rotating shaft is sleeved with insulation paper, the upper rotating shaft is sleeved with two adhesive tapes, the two adhesive tapes are positioned above the two side edges of the insulation paper; the pasting main body comprises a pre-pressing rod and a counter-pressing roller, the lower ends of the two sides of the pre-pressing rod are fixed on the machine frame, the adhesive tapes and the insulation paper penetrate through the lower portion of the pre-pressing rod, so that the adhesive tapes are adhered to the insulation paper, the counter-pressing roller comprises an upper counter-pressing roller and a lower counter-pressing roller, the upper counter-pressing roller and the lower counter-pressing rollerare rotationally fixed on the machine frame through a mounting seat with adjustable pressure, the upper counter-pressing roller and the lower counter-pressing roller are driven by a driving device torotate and roll the insulation paper, then the insulation paper is discharged, a folding mechanism is arranged between the pre-pressing rod and the counter-pressing roller; a cutting mechanism used for cutting folded insulation paper is fixed on the machine frame.

The invention discloses a producing method of beforehand bake anticathode aluminum electrobath. It includes shell of beforehand bake anticathode aluminum electrobath, lateral carbon, heat preservation brick, cathode steel stick, cathode carbon and carbon border part paste with inclined plane. It extends the two terminals of the cathode carbon to be set at the bottom of the inclined plane of the border part paste and makes the inclined plane of the border part paste cover the two terminals of the cathode carbon. There are slots at the two terminals of the cathode carbon. The invention can effectively prevent the aluminium or electrolyte from leaking when and after the electrobath is powered on.

The invention relates to a waterproof key structure which comprises a shell, a key switch, a flexible material part and a key. The key switch and the key are assembled on the shell in a position corresponding mode. The key is movably assembled on the shell. The flexible material part is installed on the key in a sleeved mode and pasted on the shell. When pressed, the key can abut against the key switch. A rigid supporting layer is arranged on one face of the flexible material part and pasted on the shell. The key extrudes the flexible material part in the pressing direction until the flexible material part deforms to be assembled together with the shell. In the structure, a rigid support is additionally arranged on foam and used for improving the assembling and locating performance; meanwhile, in the key assembling process, the flexible material part is pressed in advance so as to be in a compressed deformation state after being assembled, and therefore the good waterproof performance of the portion between the flexible material part and the shell is achieved; in addition, when the key is pressed, the direction of pressure is perpendicular to the pasting face of the flexible material part, and therefore the flexible material part can be prevented from slipping or falling from the shell, and the problem that the key is out of work can be avoided.

The invention belongs to the field of quick repairing for hydraulic concrete and specifically relates to an underwater anti-dispersing quick repairing material and a preparation method thereof. The repairing material comprises the following components in parts by weight: 70-90 parts of sulphate aluminum cement, 10-30 parts of ordinary Portland cement, 1-2 parts of flocculant, 1-2.5 parts of a water reducing agent, 6-14 parts of redispersible latex powder, 150-200 parts of quartz sand, 0.15-0.25 part of a de-foaming agent and 35-50 parts of water. When the repairing material disclosed by the invention is applied to the repairing engineering of hydraulic concrete, under the synergistic effect of the components, the repairing material has the advantages of excellent underwater anti-dispersing property, short setting time, high adhesive strength with a concrete wet interface and mechanical property stability.

The invention discloses a method for protecting a gas film hole and a tail split joint hole of a blade. According to the method, a pressure-sensitive adhesive tape is wound on the surface of the bladebody, so that liquid paraffin enters a cavity inside a turbine blade from an air inlet, because the cavity is communicated with the gas film hole and the tail split joint hole, paraffin can enter thegas film hole and the tail split joint hole, and meanwhile, the pressure-sensitive adhesive tape prevents liquid paraffin from flowing out. When the blade is taken out and cooled, liquid paraffin issolidified in the cavity, the gas film hole and the tail split joint hole, so that the alloy matrix inside the blade will not be damaged during the chemical erosion process of the blade by acid solution. The method is simple to operate and convenient and quick to detect and repair the protective effect. There is no need to take special protective operations and requirements for different types ofgas film holes, and the gas film holes with different sizes and shapes can be effectively protected. The raw paraffin wax used in the method can be recycled, pollution is avoided, the environment is friendly, and an anti-pollution technology is not needed.

The invention provides an adhesive with excellent adhesion force and excellent adhesion The adhesion force is so excellent that even the shape of a base material for adhering the adhesion sheet is optionally one in curved surface portions including a plane portion or a R portion, a reversed R portion and etc, the age peeling of the adhesion sheet will not be generated owing to rebound force of the base material. The invention relates to an adhesive and an adhesive sheet using the same. The adhesive is characterized in that it contains an acrylic polymer (A) including a nitrogen-contained atom group with a weight mean molecular weight of 1000-50000, an acrylic polymer (B) with the weight mean molecular weight more than 500000 and a solvent (C); the acrylic polymer (A) does not have carboxyl and the acrylic polymer (B) does not have carboxyl and nitrogen-contained atom group. The invention also provides a method for producing the adhesive sheet.

The invention relates to a self-adhesive waterproof tile block for building. The self-adhesive waterproof tile block is formed into a whole by connecting a tile and at least three tile pieces connected with the bottom edge of the tile; a gap is formed between each two tile pieces; the tile and the tile pieces are prepared from a separation plastic base film, and a first asphalt layer or a modified asphalt layer and a colorized fluorine silicone / acrylic nano-coating which are sequentially coated on the upper surface of the separation plastic base film; wherein, the whole asphalt or modified asphalt layer is covered with the colorized fluorine silicone / acrylic nano-coating, or only the tile pieces or the tile pieces and any position above the tile pieces are covered with the colorized fluorine silicone / acrylic nano-coating, and a layer of plastic surface film is compounded on the surface of an asphalt or modified asphalt layer which is not covered with the colorized fluorine silicone / acrylic nano-coating. The self-adhesive waterproof tile block of the invention has colorized surfaces and serves the double functions of water-prevention and decoration, and the self-adhesive waterproof tile block can prevent the corrosion of heavy solar ultraviolet rays and other harmful gases in the air, inhibit the harmful gases generated from the asphalt from volatilizing at high temperature, reduce the environmental pollution and prolong the service life of the asphalt or modified asphalt water-proof tile block.

The invention discloses equipment for coating paper on square wood parts, which comprises a frame and a controller. A conveying unit, a heating unit, an adhesive dispensing unit, a paper feeding unit, a paper pressing unit, a paper cutting unit and a paper waste recovery unit are arranged on the frame. The conveying unit comprises input delivery rollers, middle delivery rollers and output delivery rollers. The heating unit comprises an infrared heater. The adhesive dispensing unit comprises an extrusion-type pre-melted adhesive device and an adhesive dispensing port formed below the extrusion-type pre-melted adhesive device. The paper feeding unit consists of a support and a paper winding drum, and the paper winding drum is positioned in front of a heating rack. The paper pressing unit comprises a first paper pressing unit and a second paper pressing unit; the first paper pressing unit is positioned above the middle of the input and middle delivery rollers and comprises paper pressing mechanisms facing to the upper bottom, the left side and the lower bottom of a square wood part; and the second paper pressing unit comprises a paper pressing mechanism facing to the right side of the square wood part. The paper cutting unit comprises a cutter height alignment and regulation mechanism on which a first cutter and a second cutter are arranged. The paper waste recovery unit comprises a connecting base and a sucker. The equipment has the advantages of close bonding effect and flat and step difference-free joint.

The invention discloses a cutting device for an explosion-proof film. The cutting device comprises a support, a first guide rail, a moving block, a second guide rail, a first hydraulic cylinder, an explosion-proof film winding roller, a first motor, a cutter, a second screw rod, a second motor, a third guide rail and a third hydraulic cylinder. A second hydraulic cylinder is utilized for controlling a pressing plate to fall off to fix the pasted explosion-proof film, the first motor is utilized for driving the first screw rod to rotate, thus the pressing plate is controlled to press the explosion-proof film, thus the explosion-proof film is pasted closely and neatly, the second motor is utilized for driving the second screw rod to rotate, thus a connecting block is controlled to drive theexplosion-proof film winding roller to move, the third guide rail and a pulley are utilized for enabling the explosion-proof film winding roller to move stably, the third hydraulic cylinder is utilized for controlling the first hydraulic cylinder to move on the second guide rail, the first hydraulic cylinder is utilized for controlling the cutter to fall to cut the explosion-proof film, the devicecan fix the pasted explosion-proof film, the pasting quality of the explosion-proof film is ensured, and the cutting position can be controlled precisely.

The invention discloses a construction process for pasting carbon fiber cloth in repairing bridge cracks. The carbon fiber cloth is cut according to the size required by the design. Before construction, the surface moisture content of the concrete at the pasting part and the ambient temperature are measured, and the reinforced components are removed. On the loose part of the surface, until the concrete structure layer is exposed, the prepared adhesive is evenly applied to the concrete surface of the part that needs to be pasted, and the cut carbon fiber cloth is applied on the base layer coated with the adhesive. The primer should be roller brush or special The brush is evenly applied on the concrete surface that has been wiped clean with acetone, and the special roller is used to roll the surface of the carbon fiber cloth several times along the fiber direction. It will not fall under the environment, and the cracks have been repaired to ensure the service life and safety of the bridge.

The invention discloses an automatic device for pasting a sealing strip to a baseboard. The device comprises a base, a transmission device is arranged on the base, a sealing strip pasting machine is fixedly connected to the base, the upper end of the base is fixedly connected with a mounting plate, the mounting plate is fixedly connected with a protection device, a cavity is formed in the mountingplate, a first motor and a lifting plate are in sliding connection to the side wall of the cavity from top to bottom in sequence, the first motor is fixedly connected to the lifting plate, a tooth plate is fixedly connected to the lifting plate, and the tooth plate is in engaged connection with a gear. The device has the beneficial effects that when after the seal strip is attached to the baseboard directly through the seal strip pasting machine, the seal strip is compacted through rollers, the gap between the seal strip and the baseboard is flattened, the seal strip is more tightly pasted onthe baseboard, in the use process, the seal strip is not prone to falling off, and great convenience is brought to work development.

The invention discloses pumpkin seed polishing treatment equipment and technology. The pumpkin seed polishing treatment equipment is characterized by comprising a rolling drum, an isolation net, a dust remover and a blower, wherein a discharge opening is formed in one end of the rolling drum; the isolation net is welded to the other end of the rolling drum; guiding blades are welded to the inside of the rolling drum; coarse cloth is adhered to the inner wall of the rolling drum; the dust remover is abutted with the isolation net at the end part of the rolling drum through a horn mouth type outer connector; the blower is mounted at the end part of the dust remover. According to the pumpkin seed polishing technology disclosed by the invention, the rolling drum is driven by the transmission gear to rotate clockwise, so that seeds in the rolling drum generate friction with the wall of the rolling drum, and the seeds mutually generate friction; the dirt on the surfaces of the seeds is rubbed off, so that the seeds are prevented from being crushed, and the polished seeds can be bright, fine and smooth; a dust collector sucks impurities, such as dust, generated by friction, so that the dust is removed, the clean degree of the seeds in the rolling drum is improved, the polishing purpose is realized, and the commercial quality of seeds is improved.

The invention belongs to the technical field of production of hollow glass, and discloses hollow glass with the edge sealed by PUR glue and a manufacturing method thereof. The hollow glass with the edge sealed by the PUR glue comprises glass, spacing bars, a bonding seal between the glass and the spacing bars and a bonding seal on the periphery of the glass, wherein the bonding seal between the glass and the spacing bars and the bonding seal on the periphery of the glass adopt PUR glue, and the bonding force and the sealing performance are improved by utilizing the chemical reaction between the PUR glue and water adsorbed on the surfaces of the glass and the spacing bars, so that the service life of the hollow glass is prolonged; small-specification hollow glass with a large glue proportion is used, moisture in the hollow cavity is absorbed by utilizing a moisture absorption effect generated by a wet reaction curing mechanism of the PUR glue, and no molecular sieve is arranged in the spacing bars; and large-specification hollow glass with a small glue proportion is used, molecular sieves are arranged in spacing bars, and preferably, the molecular sieves with a slow absorption function are adopted. The method is simple in technological process, high in mechanization and automation degree, short in production period, high in production efficiency and good in product quality.

The invention discloses an assembly device capable of reducing the axial eccentricity of a tensile sample, and an operation method. The assembly device comprises a sample assembly steel platform (1), two clamping devices (2), two pulling-jacking devices (3), two location rods (4) and two pressing devices (5), wherein the clamping devices (2) next to the two sides of the sample, and are fixed with the sample assembly steel platform by U-shaped clamps; each pulling-jacking device (3) is composed of a pulling-jacking screw rod and a pulling-jacking disc surface; the location rods (4) are fixed onto the sample assembly steel platform by connection gaskets and locking nuts; and the pressing devices (5) are fixed with the sample assembly steel platform by U-shaped clamps. According to the invention, steel sheets with circular holes are symmetrically bonded on the end parts of the tensile sample with a rectangular section, of a cement base, and loads are applied through shafts inserted in the circular holes. According to the invention, the position centring of the circular holes is ensured through operating the pulling-jacking devices (3) and the pressing devices (5), and the bonding materials are controlled to be uniform, so that the steel sheets are closely and flatly bonded on the surface of the sample, and then the axial eccentricity of tensile sample is reduced.

A lighting device equipped at all times in a vehicle, which can be used for camping and leisure and has a function of a safety warning light of the vehicle, according to the present invention, comprises: a rectangular-shaped fixing plate having a pair of first magnet members which are disposed horizontally; a ' '-shaped front insertion groove which is formed on the front surface of the fixing plate and is formed to be adjacent to the edges of the fixing plate excluding the upper or lower edge of the fixing plate; a ' '-shaped first support member which is selectively fixed to the front insertion groove and is installed rotatably toward the front surface with respect to the fixing plate by the medium of a hinge; a pair of side surface insertion grooves which are longitudinally formed on therespective sides of the fixing plate; a pair of second support members which are respectively coupled to the inside of the side surface insertion grooves by the medium of a hinge, and are unfolded ina direction opposite to the first support member; a light unit which has, on the rear surface thereof, a second magnet member coupled to the first magnet members, has a battery embedded therein, andhas a lighting device on the front surface thereof; and a cover which is rotatably coupled to the light unit by the medium of a hinge so as to selectively cover the lighting device, wherein the lighting device may flicker when the lighting device is covered by the cover.

The invention discloses an interior label stationary liquid for a biological specimen preserved through formalin, a preparation method and application thereof. The interior label stationary liquid comprises the components in percentage by weight as follows: 1%-60% of gelatin, 0.1%-10% of allicin, 0.1%-10% of glacial acetic acid, and the balance of water. The interior label stationary liquid is used for fixing an interior label of the biological specimen preserved through the formalin, characters are clear as before after long-term preservation, and the label is not prone to falling off, so that the interior label stationary liquid has a wide application prospect.

The invention belongs to the field of medical instruments and particularly relates to a surgical instrument marker. The surgical instrument marker comprises a surgical instrument body; a marker is arranged on the holding surface of the surgical instrument body; the marker comprises a sticking groove formed in the surgical instrument body; a surface friction layer is arranged on the inner bottom surface of the sticking groove; a transparent plate matched with the size of the sticking groove is arranged in the sticking groove; the side wall, near the surface friction layer, of the transparent plate adheres to a two-dimensional code label; the side wall, far away from the transparent plate, of the two-dimensional code label is coated with backing glue; the two-dimensional code label is adhered to the surface friction layer through the backing glue. The surgical instrument marker has the following advantages: the two-dimensional code label and the transparent plate are provided, so that the marking effect can be improved, the marker and single identity label are provided for the surgical instrument and convenience is provided for management of the surgical instrument; furthermore, highcorrosion resistance, stable property and long service life are achieved; in addition, the marker is low in manufacturing cost and favorable for reducing expense.

Automatic molding equipment and method for producing hard carbon / graphite felt tube material belong to the field of carbon / graphite felt preparation. The automatic molding equipment comprises an impregnating device connected with an extruding device, and the extruding device is connected to a winding device. The impregnating device comprises a dipping tank containing a binder; the bottom of the dipping tank is provided with an agitator; the extruding device comprises at least one group of extruding wheels in upper and lower structural arrangement; and the winding device comprises a motor connected to inner mold of a tube material. The invention adopts the automatic mode for producing the hard carbon / graphite felt tube material, which has, the closer bonding between layers, no layering, high precision, high strength and low ash content compared with a traditional hand-wrapped composite carbon / graphite felt material, so as to improve the insulation performance and prolong life. An automated production mode only needs 2-3 operator for feeding materials in an initial stage and monitoring in the production process, saves 70% of the operating time, greatly improves production efficiency, and reduces labor and material costs.

The invention discloses a single-face adhesive tape case sealer and belongs to the field of production articles. The single-face adhesive tape case sealer is composed of a top plate, a fuel tank control module, a hydraulic clamping device, a bottom plate, a support column, a sealing compound device and a conveyor belt, wherein the hydraulic clamping device is provided with a first hydraulic cylinder, a second hydraulic cylinder, a third hydraulic cylinder, a first hydraulic pump, a second hydraulic pump, a third hydraulic pump, a frontal baffle plate, a side baffle plate, a connecting rod andthe like; and a cutoff compressing group is provided with a cutoff rod, a hold-down roll group, a connection oblique long rod, a connection straight rod, a connection oblique short rod, a connecting end and the like. Application of a hydraulic system enables the single-face adhesive tape case sealer to be adapted to to-be-sealed cases with different lengths and heights; a distance measuring sensorand a pressure sensor are cooperated to realize precise operation of the single-face adhesive tape case sealer, so that fast and precise positioning is realized, fastness and precision of case sealing through the adhesive tape are realized and the production efficiency is greatly improved.

The invention relates to a glue filling device, in particular to a uniform shoe glue filling device and aims to provide the uniform shoe glue filling device capable of tightly pasting. The uniform shoe glue filling device provided by the invention comprises a bracket, a rotating motor, a left bearing pedestal, a rotating shaft, a reel, a first screw rod, a first nut, a third connecting rod, a fixed plate, a second screw rod, a second nut, a right bearing pedestal, a first fixed pulley, a pull rope, a second fixed pulley, a first connecting rod, a first piston, a first supporting rod, a fourth supporting rod, a third fixed pulley, a second connecting rod, a thumb cylinder, an L-shaped rod, a baffle, a box body, a second piston, a fifth connecting rod and a second supporting rod; the bracket and the fixed plate are arranged on the ground. The uniform shoe glue filling device provided by the invention works through the rotating motor, and the first screw rod and the second screw rod are driven to rotate, so that shoes are filled with glue through a first through hole, and a tight pasting effect is achieved.

The invention discloses a device for enabling a concrete member to resist shear and be reinforced by bonding plates and a construction method. The device comprises vertical supports, a bottom support, pushing devices and plate fixing devices. The tops of the vertical supports are fixed to concrete slabs on the two sides of a beam through fixing bolts; the bottom support is fixedly connected with the vertical supports through high-strength bolts and long circular screw holes of the vertical supports; a screw rod of each pushing device penetrates through a welded nut arranged on the middle of the corresponding vertical support and a screw hole formed in the middle of the corresponding vertical support; the plate fixing devices are connected with the screw rods of the pushing devices through screw holes and nuts; reinforced plates coated with a binding material are fixed to the plate fixing devices. By means of the device, the plates can be accurately bonded to a specified position, and meanwhile, the ends of the plates are anchored through U-shaped hoops, so that the end stripping phenomenon is avoided. By means of the device, the bonding quality can be ensured, and the construction efficiency can also be improved.

The invention discloses chipping arranging and pasting device and method. The chipping arranging and pasting device comprises a linear guideway, wherein the linear guideway is provided with an openingand is used for facing a cartridge case from the opening; a slide rail is arranged on the back part of the linear guideway; a first support is arranged at the lower end of the linear guideway; a sliding chute is arranged on the first support and is adaptive to the slide rail; the slide rail pushes the linear guideway in the sliding chute to get close to the cartridge case; a chipping arranging device is arranged on one side of the linear guideway; the linear guideway is connected with the chipping arranging device; and the chipping arranging device is used for filling chippings, so that the problems of high labor cost and low production efficiency of existing chipping pasting are expectedly solved.

The invention discloses an adjustable adhesive tape pasting tool which comprises two vertical plates, rollers, adhesive tape pasting roller mechanisms and supporting guide rails. The two vertical plates are symmetrically arranged on a bottom plate, and supporting flat plates are arranged at the bottoms of the vertical plates; the supporting guide rails are arranged on the supporting flat plates correspondingly; sliding rollers are arranged on the supporting guide rails; the adhesive tape pasting roller mechanisms are symmetrically arranged on the adjacent surfaces of the two vertical plates correspondingly; roller fixing plates of the adhesive tape pasting roller mechanisms are hinged to the vertical plates through articulated shafts correspondingly; springs are arranged on the upper portions of the roller fixing plates correspondingly; and pressing rollers are hinged to the bottoms of the roller fixing plates correspondingly and located over the supporting guide rails correspondingly.The adjustable adhesive tape pasting tool is simple in structure, and can be used for machining rib plates with different sizes; the supporting guide rails are used to support the portions, where adhesive tape needs to be pasted therein, of the rib plates, so that the rib plates are prevented from being extruded and deformed; the double-sided adhesive tape does not deflect and is good in straightness; and release paper attached to the surface of the adhesive tape is torn off when pasting is performed, and the phenomenon that the release paper is manually torn off is avoided.

The invention relates to a full-automatic assembling machine of a hanging type earphone bottom shell part convenient for rubberizing. A carrier conveying device for clockwise conveying is arranged onthe rack; the carrier conveying device comprises a carrier conveying groove. A carrier is arranged in the carrier conveying groove in a matched mode. A carrier conveying mounting base is arranged at the bottom of the carrier conveying groove; a carrier feeding cylinder parallel to the carrier conveying groove is arranged on the carrier conveying mounting seat; a carrier feeding groove is formed inthe middle of the feeding end of the carrier conveying groove. The carrier feeding air cylinder is connected with a carrier feeding push block matched with the carrier feeding groove. A dustproof netfeeding mechanism, a loudspeaker assembling device, a film assembling mechanism, a light blocking piece assembling mechanism and a loudspeaker dispensing device which are matched with the carrier arearranged on the rack. By means of the automatic assembling machine, continuous and automatic assembling can be achieved, meanwhile, the bottom shell feeding station and the assembled bottom shell part discharging station can be located at the same position, then the assembled bottom shell parts can be loaded and collected through the bottom shell loading disc, and the collecting and transportingcost is reduced.

A sensing system and method is applied to a steering positioning sensing environment. When the sensing system is used for performing the sensing method, firstly, a sensing / receiving module is used for sensing and receiving vibration data of positions, speeds and angles; secondly, a processing module utilizes the received related data from the sensing / receiving module to analyze steering changes and calculates a centripetal force of the steering; thirdly, the processing module utilizes the numeric value of the centripetal force, in cooperation with mobile data of a data module, to compare and analyze whether abnormal steering / sharp turns exists.

The invention discloses a construction process for bridge crack repairing in building construction. The construction process for bridge crack repairing in building construction comprises the steps ofcutting carbon fiber cloth according to a size required by design, wherein before construction, the surface layer water content and the environment temperature of concrete at a bonding part should bemeasured; removing a loosened part on the surface of a reinforced member till a concrete structural layer is exposed; uniformly coating a prepared adhesive on the surface of the concrete of a part tobe bonded; laying the cut carbon fiber cloth on a base course coated with the adhesive, wherein a primer should be uniformly coated on the concrete surface, which is cleaned by acetone, by using a roller brush or a special brush; and using a special roller to roll the surface of the carbon fiber cloth in the fiber direction for multiple times. According to the construction process for bridge crackrepairing in building construction, the operation steps are simple and convenient, the close bonding of the carbon fiber cloth can be guaranteed so that the carbon fiber cloth cannot fall off in a natural environment, and the crack is repaired so that the service life and safety of a bridge can be guaranteed.