33results about How to "Speed ​​up the assembly process" patented technology

The invention relates to a novel wind power generation precast concrete tower component seaming structure and method. The structure is characterized by at least comprising a longitudinal seam (1), a transverse seam (2), anchoring steel plates (3), high-strength bolts (4), sleeves (5), fixing bolts (6), fixing nuts (7) and waterproof glue (8), the longitudinal seam (1) and the transverse seam (2) are arranged between wind power generation precast reinforced concrete tower components, the precast reinforced concrete tower components are horizontally provided with the anchoring steel plates (3) extending towards the longitudinal seam (1) respectively, the anchoring steel plates (3) are integrally connected with one end of each high-strength bolt (4), the other end of each high-strength bolt (4) is connected with the corresponding sleeve (5) in a threaded manner, the sleeves (5) on two sides are fixedly connected with the fixing nuts (7) through the fixing bolts (6), the upper and lower precast reinforced concrete tower components are respectively provided with a positioning key groove (9) and a positioning key (10) extending towards the transverse seam (2), and each positioning key groove (9) is bonded with the corresponding positioning key (10) through epoxy resin (11). By the aid of the structure, assembly of the precast components can be accelerated, time is saved, the construction method is simple, and construction is facilitated.

The invention discloses a construction method of a fabricated under-crossing tunnel, comprising the following steps of: a, constructing a concrete foundation at the bottom of the foundation pit, and setting a steel rail thereon; b, lifting a bottom plate over the steel rail in place, lifting and aligning a top plate over the bottom plate and dropping the bottom plate down, and connecting and assembling the bottom plate and the top plate into a ring to form a single tunnel segment; c, assembling subsequent segments into a ring and then pushing the subsequent segment to attach the previous segment, and performing longitudinal permanent prestress compression on the plurality of segments to form a hole segment; d, repeating steps b and c to form a plurality of hole segments, and setting a settlement joint between the adjacent hole segments; e, grouting the gap between the segment bottom plate and the concrete foundation after the assembly is completed. According to the construction method,the under-crossing tunnel can be ensured to be assembled in order, the engineering quality of the entire under-crossing tunnel is ensured, the assembly progress of the under-crossing tunnel is also accelerated, the construction efficiency is improved, and the engineering cost is largely saved.

The invention discloses a wafer having a radiating structure, consisting of a wafer and multiple metal radiating parts. The wafer is provided with an active surface and a back surface opposite to the active surface, wherein the back surface is provided with multiple dead holes. The multiple metal radiating parts are embedded into the head holes, and the metal radiating parts protrude from the back surface of the wafer.

The invention discloses a Cu-Nb composite wire straightening device which comprises a rack. A paying-off wheel, a first straightening unit, a second straightening unit, a guide wheel and a trailer wagon are installed on the rack in sequence. The paying-off wheel is rotationally installed at the upper end of a paying-off spool shaft. The lower end of the paying-off spool shaft is fixed to the rack. A tension device is fixed to the paying-off spool shaft, wherein the end of the tension device makes contact with the lower end face of the paying-off wheel, and the tension device prevents a Cu-Nb composite wire from being disengaged. The first straightening unit and the second straightening unit are of the same structure. The first straightening unit is horizontally installed, the second straightening unit is vertically installed, the guide wheel is installed at the upper end of a supporting rod, the lower end of the supporting rod is fixed to the rack, a driving device used for driving the trailer wagon to walk is installed on the rack, the rack is provided with a discharging groove and a walking rail used for enabling the trailer wagon to walk, and the discharging groove is located below the walking rail. The Cu-Nb composite wire straightening device can be well applicable to Cu-Nb composite wire straightening, is good in straightening effect, facilitates replacement of straightening components, and is low in using cost.

The invention relates to a large-span net rack jacking construction process. The process comprises the following steps of calculating the jacking number and position; assembling a net rack; mounting ajacking device; reinforcing the floor; jacking the net rack, starting a hydraulic pump to enable a piston rod of a hydraulic oil cylinder to synchronously rise for one stroke, mounting a second standard knot above a first standard knot, enabling a cylinder body of the hydraulic oil cylinder to rise through oil return of the hydraulic pump, and moving a cross beam to the second standard knot to complete one stroke, repeating the net rack jacking step, stopping jacking when the net rack rises to 10-20 cm above the designed elevation; and unloading mounting, enabling the hydraulic oil cylinder to synchronously descend to drive the net rack to fall on a preset mounting base, and completing jacking construction. The process has the effects of shortening the construction period and improving the installation quality and the construction safety.

The invention relates to a screw multi-channel automatic feeding and installing integrated machine, and belongs to the field of mechanical manufacturing. A spiral type vibration feeder is arranged in a positioning groove of a supporting frame and fixedly connected with a screw separating device in a threaded mode through a groove type spiral feeding rail. A shell of the screw separating device is fixedly connected with the supporting frame on a vertical feeding system through threads. A workpiece clamping and positioning system is fixedly connected with a base through threads. A vertical feeding transmission system is fixedly connected with the base. A screwdriver screwing mechanism is fixedly connected with the vertical feeding transmission system through threads. One ends of spiral conveying channels are fixedly connected with the screw separating device, and the other ends of the spiral conveying channels are fixedly connected with a screw feeding and screwdriver guiding part. The screw multi-channel automatic feeding and installing integrated machine has the advantages that the structure is novel, the accurate and efficient screw automatic feeding, distributing and assembling work can be conducted, the assembling progress is greatly accelerated, and the assembling efficiency of the system is improved.

The invention relates to the field of petroleum processing, discloses a preparation method of a novel SBA-16/MOR composite molecular sieve material and application in double branched chain isomerization for the first time, and in particular relates to a low-cost green preparation method of an SBA-16/MOR composite molecular sieve material with suitable acidity and a three-dimensional stepped pore channel structure and a double-branched-chain isomerization catalyst prepared by loading non-noble metal on the SBA-16/MOR composite molecular sieve material. The catalyst is applied to a catalytic cracking (FCC) gasoline hydroisomerization reaction. According to the catalyst, natural minerals are used as raw materials for green synthesis of an MOR molecular sieve nanocrystalline precursor solution without a template agent, and then an SBA-16/MOR composite molecular sieve carrier is prepared through in-situ assembly by adopting a prehydrolysis method under low acidity, so that the production cost is greatly reduced, the equipment damage is relieved, and the pollutant emission is reduced. Therefore, the method provided by the invention has good economic and environmental benefits, and provides technical support for upgrading the quality of oil products in China.

The invention discloses an automotive regulator bracket structure and belongs to automotive regulators. The automotive regulator bracket structure consists of a bracket and a radiating plate. The automotive regulator bracket structure is characterized in that: the radiating plate is arranged on the bracket, embedded in plastic and integrated into a whole with the plastic bracket. The radiating plate is used as a mold insert of the plastic bracket in advance, and is put into an injection mold, and the regulator bracket is molded into a whole through an injection molding machine. During assembling the regulator, the radiating plate assembly process can be saved; a great deal of labor and material resources are saved; and the assembly process is greatly improved. Because the periphery of the radiating plate is coated with plastics and is combined with the plastics into a whole, the radiating plate cannot separate from the plastics due to long-term vibration. Therefore, the scrap of the regulator due to falling of the radiating plate is avoided.

The invention discloses a double-pole positioning mechanism for a liquid crystal display screen in an exhibition. The double-pole positioning mechanism comprises two metal vertical poles arranged in parallel, and is characterized in that sleeve joints are respectively arranged on the two metal vertical poles at the same height in a sleeving mode; each sleeve joint is respectively adsorbed and fixed onto the corresponding metal vertical rod by virtue of a plurality of magnetic blocks arranged on the inner wall of the corresponding metal vertical pole. The double-pole positioning mechanism further comprises a support base strip arranged between the two sleeve joints; the two ends of the support base strip are respectively connected with the corresponding sleeve joints rotationally through ratchet self-locking rotating mechanisms; a liquid crystal display screen assembling board is fixed on the support base strip. The double-pole positioning mechanism is simple in structure and convenient to mount, the liquid crystal display screen is conveniently positioned, and the placement height and front and rear elevation angles of the liquid crystal display screen can be flexibly adjusted.

A fiber-reinforced resin structure having a hole into which a connector that connects to another member is inserted. Said fiber-reinforced resin structure is characterized in that the bearing strength of the part of the inside surface of the hole on which the load from the connector acts, represented by the stress at which deformation of said part starts increasing even without the load acting on said part from the connector increasing, is less than the breaking strength of the fiber-reinforced resin constituting that part of the structure. This makes it possible, without increasing the number of components or assembly steps, for the structure to exhibit good mechanical properties while absorbing external loads such as impact energy with extremely high efficiency via localized deformation or displacement only, with no accompanying breakage.

A scroll compressor may include a casing having a low pressure portion and a high pressure portion, a suction pipe that communicates with the low pressure portion and a discharge pipe that communicates with the high pressure portion, a drive motor installed inside of the low pressure portion, an orbiting scroll coupled to the drive motor to perform an orbiting motion, a non-orbiting scroll engaged with the orbiting scroll to form a compression chamber, and a refrigerant guide provided on the non-orbiting scroll to guide a refrigerant suctioned into the low pressure portion to be suctioned into the compression chamber, whereby an increase in specific volume of refrigerant suctioned into the compression chamber may be suppressed, and thus, an amount of refrigerant suctioned into the compression chamber may increase, thereby improving efficiency of the compressor.

The invention relates to a velocity sensor, in particular to an assembled side-outlet flexible-connection velocity sensor which comprises a casing and a closure plate. The casing and the closure plate are combined to form an internal cavity, and a circuit board and flexible connection wires are arranged in the cavity. A boss is horizontally arranged at the position, close to the top surface of the casing, of one side surface of the casing, and is provided with a metal joint horizontally. A cable connected with the circuit board penetrates the metal joint to extend out of the cavity. A sealing rubber sheath is arranged between the inner side of the metal joint and the cable. A probe is mounted at the bottom of the casing and is connected with the circuit board through the flexible connection wires. A sealing pad is sandwiched between the casing and the closure plate. A manufacturing method of the velocity sensor is optimized by means of structural modification, and the technical problems of incapability of reuse and difficulty in repairing when the velocity sensor is in fault are solved.

The object of the present invention is to provide a low cost made weighing scale with an incline inhibiting section. The weighing scale includes a scale body (2) with a horse block (21), four feet (31-34), incline inhibiting sections (41-44), as well as show an operation section (5) with a display section. The feet (31-34) include a cylinder (6) and a sensor load-carrying part (7) with a surface abutting section (72). The incline inhibiting sections (41-44) are respectively extending from the cylinder (6) and sensor load-carrying part (7) of the feet (31-34), and are provided below a protruding section (21a) protruding from lines connecting the adjacent surface abutting section (72) on the horse block towards one side of the peripheral.

The invention provides an automated production line of vehicle-mounted refrigerators. The automated production line comprises an outer shell, a cover body, a tank body and a production line body, wherein the cover body is divided into a left tank cover and a right tank cover which are fixed above the outer shell; the tank body is arranged inside the outer shell, and divided into a first storage tank and a second storage tank; partition plates are arranged inside both the first storage tank and the second storage tank; a compressor is arranged at the inner bottom of the outer shell; a conveyingbelt, a mechanical arm and conveying wheels are arranged on the production line body; the outer shell is placed on the conveying belt; a color mark is arranged at the middle of the inner wall of theouter shell; the conveying wheels are arranged on two sides of the outer shell; the mechanical arm is arranged above the conveying belt; and a position indicator is arranged on the mechanical arm. Theautomated production line provided by the invention is simple in structure, convenient to operate, and convenient to implement, and has the advantages that the production of the vehicle-mounted refrigerators can be quickly completed, the production efficiency can be increased, and the production quality can be improved.

The invention discloses a conveying device for relay electronic elements. The conveying device comprises an independent selection conveying line for the relay electronic elements and a multi-degree-of-freedom pickup unit, wherein the independent selection conveying line for the relay electronic elements can carry out independent selection transportation on massive relay electronic elements; the multi-degree-of-freedom pickup unit is located below one side of the independent selection conveying line for the relay electronic elements, picks up the independently selected relay electronic elements and conveys the independently selected relay electronic elements to the next procedure; the independent selection conveying line for the relay electronic elements comprises a bottom plate and a side plate, the side plate is vertically fixed to the bottom plate, two transmission belt wheels are mounted on the side plate, and the two transmission belt wheels are connected through a conveying belt; and the included angle between the linear conveying direction of the conveying belt and the horizontal direction is 45-60 degrees, and the outer side surface of the conveying belt is uniformly provided with independent selection units. The ordered conveying and pickup of the elements are realized through the independent selection conveying line and the multi-degree-of-freedom pickup unit, convenience is provided for the next assembling process, the assembling progress is accelerated, and the production efficiency is increased.

The invention discloses a control system for flexible automatic assembly of a hydraulic support column. The control system for the flexible automatic assembly of the hydraulic support column structurally comprises a power source module and a master control module. The master control module is connected to the master control module through a cable. The master control module controls a feeding mechanical arm, a press machine, a discharging mechanical arm and a conveying module. The press machine is arranged below the feeding mechanical arm. The discharging mechanical arm is arranged below the press machine. The conveyance module is arranged below the discharging mechanical arm. The feeding mechanical arm is controlled by a feeding module. A handle assembly module is arranged below the feeding module. A piston head assembly module is arranged below the handle assembly module. An oil cylinder assembly module is arranged below the piston head assembly module. A base assembly module is arranged below the oil cylinder assembly module. The control system for flexible automatic assembly of the hydraulic support column improves the assembly progress and the assembly quality, can sense theoperation condition of an assembly line module in time and is simple in structure and convenient to implement.