63results about How to "Guaranteed assembly quality" patented technology

The application discloses a manufacturing method of a large-section thin-wall special-shaped steel shell tower segment, which comprises the following steps: first, dividing the segment into several blocks, then manufacturing block components, setting a horizontal base line, a vertical base line and block assembly position lines on an assembly platform, and fixing supporting columns and inclined positioning supports; positioning and fixing outer wall plate units of an inclined straight wall block through the positioning supports; hoisting and fixing outer wall plate units of the remaining straight wall blocks and adjusting the perpendicularity of the outer wall plate units through the supporting columns; hoisting and fixing inner wall plate units corresponding to all the outer wall plate units and adjusting and fixing the inner wall plate units through adjusting struts, and then welding connecting angle steels between the inner wall plate units and the outer wall plate units; hoisting and fixing outer wall plate units and inner wall plate units of the remaining vertical curved wall blocks in sequence through the same method, and welding connecting angle steels between the inner wall plate units and the outer wall plate units; finally, welding blocks to form the segment. The steel shell tower segment is divided into blocks which are easy to assemble, the manufacturing process is simplified, and the production efficiency is improved.

The invention relates to the technical field of automobile body-in-white welding and manufacturing, and discloses a flexible positioning method of a middle and rear floor clamp and a hardware system thereof, and the hardware system comprises a clamp base, a flexible positioning mechanism switched through an electric cylinder and a flexible positioning mechanism switched through a gun changing disc. The flexible positioning method comprises the steps that firstly, the master control PLC unit analyzes a vehicle type code instruction, and the number of the target separable module, the left side target position and the right side target position are determined; the first servo electric cylinder and the second servo electric cylinder drive the movable positioning module to move independently. The carrying robot assembles the separable module on the clamp base, and the base butt joint structure achieves positioning through cooperation of a first base side positioning pin and a first module side positioning bush. The locking and maintaining system utilizes a pneumatic clamping unit to lock the separable module, and the robot side main disc and the tool side gun changing disc achieve automatic energy butt joint. According to the invention, the problems of low positioning switching efficiency and poor precision in multi-vehicle mixed-line production are solved.

The application discloses an automatic pressing machine for filter oil pipe installation. The existing filter is time-consuming and laborious when assembling the inlet pipe and the outlet pipe, is easy to scratch or hurt the filter, has low assembly efficiency and large angle deviation of the inlet pipe and the outlet pipe after assembly. The automatic pressing machine is characterized in that: the positioning seat (1) is provided with an inlet pipe support plate (3) and an outlet pipe support plate (4) on both sides, the upper end surface of the inlet pipe support plate (3) is consistent with the set angle of the inlet pipe (5), the upper end surface of the outlet pipe support plate (4) is consistent with the set angle of the outlet pipe (6); the support (1) is further provided with an inlet pipe pressing head (7) and an outlet pipe pressing head (8) above. When the inlet pipe and the outlet pipe are assembled on the filter, the automatic pressing machine is time-saving and labor-saving, the filter is not scratched or hurt, the assembly efficiency is high, the angle deviation of the inlet pipe and the outlet pipe is small after assembly, and the use requirement can be met.

This utility model discloses a brush support heating mechanism, including a base and a position adjustment component. The base is equipped with a parallel clamp, which has a negative conductive heating component and a positive conductive heating component. The base also has a rotation drive component that simultaneously drives the heating copper caps of the negative and positive conductive heating components to rotate. The parallel clamp drives the negative and positive conductive heating components to clamp and conduct electricity, so that the heating copper caps clamp the tip of the brush support and conduct electricity for heating. Then, the rotation drive component drives the heating copper caps to rotate. This utility model uses the parallel clamp to drive the negative and positive conductive heating components closer together, so that the heating copper caps on both sides clamp the tip of the brush support, and the clamping of the heating copper caps on both sides achieves conductive heating, heating the tip of the brush support. When the heated tip of the brush support is inserted into the brush, the tip of the brush support and the brush are thermally fused together, improving the stability of the assembly.

The invention discloses a counting machine for glove assembling. The glove demolding device comprises an equipment mounting frame, a glove demolding assembly, a conveying assembly and a glove clamping assembly, wherein the glove demolding assembly is arranged on the equipment mounting frame and used for demolding gloves from a mold; the conveying assembly is arranged on the equipment mounting frame and used for conveying the demolded gloves; the glove clamping assembly is arranged on the equipment mounting frame; the glove bin is arranged on the equipment mounting frame; the glove exhaust assembly is arranged on the equipment mounting frame and is used for removing air from gloves; the complete and continuous glove assembly counting machine is composed of the equipment installation frame, the glove demolding assembly, the conveying assembly, the glove clamping assembly, the glove stock bin and the glove exhaust assembly, and the purposes of achieving intelligence of glove assembly, improving the production efficiency of glove assembly and reducing the working intensity of workers are achieved.

The utility model relates to the technical field of relay manufacturing, and discloses a novel yoke moving spring riveting mechanism which comprises a rack, a conveying table, a tool, a clamping module and a riveting module. The conveying table is arranged on the rack and provided with a conveying channel used for being in butt joint with and communicating with an external conveying mechanism, and a riveting station is arranged on the conveying channel. The tool is in sliding connection with the conveying channel of the conveying table, and is used for accommodating the yoke assembly and the movable spring assembly and the contact terminal which are arranged on the yoke assembly, and limiting the yoke assembly; the clamping module is arranged on the rack, is opposite to the riveting station in position and is used for clamping or loosening the yoke assembly on the riveting station; the riveting module is arranged on the rack, located above the riveting station and used for pressing the movable spring assembly and the contact terminal on the riveting station downwards so as to rivet the yoke assembly, the movable spring assembly and the contact terminal into a whole. The automatic riveting machine can solve the problems of how to automatically input workpieces to be riveted and automatically output riveted workpieces.

This application discloses an automated circular cutting mechanism, relating to the field of machining. It includes a base with at least multiple processing positions, each processing position comprising a drive unit, a transmission unit, and a clamping and cutting unit. The drive unit is mounted on the base and drives the transmission unit. The transmission unit is connected to the drive unit and drives the clamping and cutting unit to perform circular trajectory cutting of different diameters. The clamping and cutting unit is mounted on the transmission unit and is used to cut coaxial holes on the surface of box-type parts. This application efficiently performs circular trajectory cutting of different diameters on the surface of box-type parts, ensuring that the cut holes have good coaxiality.

The invention discloses a novel automatic oil cylinder assembling device which comprises a base, a cylinder barrel clamping mechanism, a centering device, a piston rod position adjusting mechanism and a piston rod press-fitting mechanism. A high-precision guide rail is laid on the base, and all the mechanisms are installed on the guide rail through sliding blocks and can be movably locked. The centering device measures the positions of the inner wall of a cylinder barrel and the outer wall of a piston rod in a non-contact mode through two sets of high-precision laser sensors, a control system drives a servo electric cylinder to adjust the pose of the piston rod according to measured data, and full-automatic high-precision centering of the axes of the cylinder barrel and the piston rod is achieved. The piston rod press-fitting mechanism adopts an electric cylinder with a force measuring sensor, and real-time monitoring of press-fitting thrust is achieved. The problems that traditional assembly depends on manual work, the centering precision is low, and the quality consistency is poor are solved, and high precision, high efficiency and high reliability of oil cylinder assembly are achieved.

The utility model discloses a valve device and gas water heater relates to water heater technical field. Among them, valve device includes valve body, fixed cover subassembly and valve core subassembly, and valve body is equipped with valve cavity and with valve cavity communication's water inlet channel, first water outlet channel, second water outlet channel and mounting port, and first water outlet channel has with valve cavity communication's first water pass -through, and second water outlet channel has with valve cavity communication's second water pass -through, valve body is equipped with with mounting port connection's first guide structure in the inner wall surface of valve cavity, fixed cover subassembly is installed in valve cavity through mounting port, and the outer wall surface of fixed cover subassembly is equipped with second guide structure, and second guide structure is limited with first guide structure and cooperates, valve core subassembly is installed in fixed cover subassembly, and can rotate in valve cavity to adjust the water flow of first water pass -through and second water pass -through. The utility model technical scheme can prevent fixed cover subassembly and valve body assembly deviation, guarantee valve device's assembly quality, promote assembly efficiency.

The utility model discloses an automatic assembling device for a photo frame back plate supporting leg, which comprises a working table, and a back plate feeding mechanism, a supporting leg feeding mechanism, a hinge feeding mechanism, a riveting pressing mechanism and a riveting bearing mechanism are arranged on the working table. After the back plate, the supporting feet and the hinges are conveyed in place by the respective feeding mechanisms, the gap problem existing at the joint of the back plate, the supporting feet and the hinges is eliminated through pre-tightening, and then the back plate, the supporting feet and the hinges are pressed to achieve riveting, so that the assembling quality is guaranteed, the qualified rate of finished products is improved, the assembling efficiency is also improved, and the production cost is effectively reduced. The whole set of feeding, butt joint and riveting is automatic and unattended, and the automation degree is high; storage and feeding of the back plate and the supporting legs can be adaptively adjusted according to different dimensions, and production flexibility is good.

The utility model discloses a kind of doll limb segment assembly machines, including cabinet main body, storage bin and material carrying mechanism are arranged in the cabinet main body, for the doll limb segment is fed from storage bin to the feeding mechanism on material carrying mechanism on feeding mechanism, and riveting mechanism is oppositely arranged with the material carrying mechanism;The material carrying mechanism includes two positive material carrying blocks formed with positive material carrying cavity, force is applied by the riveting mechanism, two The positive material carrying block can be mutually converged, to make the positive doll limb segment of being loaded mutually butts;The utility model can replace artificial to assemble doll limb segment, effectively improve assembly efficiency, reduce manual labor intensity, ensure assembly quality.

The utility model discloses a V type bending machine, it is in solving the low bending precision of existing equipment, the problem of pressure can not monitor and poor adaptability, including frame, electric jar, pressure sensor, pressure head, pressure seat and pressure gauge, electric jar is fixed in frame through support, and its telescopic end is vertical and downward, and pressure sensor and pressure head are connected in proper order, and the bottom side of pressure head is equipped with V type convex, and pressure seat is opposite to pressure head, and is equipped with the matching V type groove, and both sides are equipped with positioning groove and positioning block, and are respectively used for product horizontal limit and end limit, and pressure gauge is connected with pressure sensor, and can display and store pressure information. The support is equipped with slide rail assembly and L type connecting seat, guarantees that pressure head moves stably, and pressure head and connecting seat, pressure seat and frame all are detachable connection through bolt. The utility model discloses through electric jar accurate drive, real -time monitoring and positioning optimization of pressure, improves bending precision and product quality, and the adaptability is strong, and it is convenient to maintain.

The electric heating device of the present invention includes a heating panel, a heating element, a heat insulation component, a fixing shell, a temperature measuring element, and a socket. The heating element is located on the lower side of the heating panel and has a power receiving part. The heat insulation component has a heat insulation cavity with an upper opening for covering the heating element. The fixing shell has a shell cavity with an upper opening for accommodating the heat insulation component, and the upper end of the fixing shell is connected to the heating panel by an adhesive material. The temperature measuring element is installed at the bottom of the heat insulation component. The socket is fixed to the side of the fixing shell and electrically connected to the power receiving part and the temperature measuring element respectively through a power supply wire and a detection wire. The power supply wire is arranged in a power supply groove, and the detection wire is arranged in a detection groove. The interface end of the socket faces the side of the fixing shell. By providing a socket on the fixing shell, external wiring can be quickly connected to the socket of the electric heating device through a plug during assembly. This assembly method is simple, quick, reliable, and interchangeable, achieving modular packaging and good overall product integrity.

The utility model relates to the technical field of steel reinforcement framework assembly, aims at solving the problem of arc component steel reinforcement assembly by using traditional flat plate type steel reinforcement assembly mode, and process is complicated, and efficiency is low, and the steel reinforcement assembly quality cannot be guaranteed, and the product quality is influenced, provides an arc component steel reinforcement assembly device, including main body support, a plurality of arc plates are fixedly connected on main body support, and the plurality of arc plates are arranged at intervals, main body support includes two rows of support stand, and the top of each column of support stand is fixedly installed with a piece of steel reinforcement positioning plate respectively, two pieces of steel reinforcement positioning plate are oppositely arranged, and the arc plate is fixedly connected on two pieces of steel reinforcement positioning plate, and the plurality of arc plates are arranged at intervals along the length direction of steel reinforcement positioning plate, the upper portion of steel reinforcement positioning plate is provided with a plurality of first steel reinforcement positioning groove, and the groove is used for placing arc steel reinforcement, the upper portion of arc plate is provided with a plurality of second steel reinforcement positioning groove, and the groove is used for placing longitudinal steel reinforcement, the utility model can improve the assembly efficiency and guarantee the assembly quality.

The application discloses a high-reliability elevator rope wheel, which comprises a rope wheel body and a bearing, the bearing is arranged in the rope wheel body, the rope wheel body comprises a bottom plate and a cover plate, a plurality of square rivet holes are arranged on the bottom plate in a circumferential direction along a center hole, an arc-shaped sliding groove is arranged on one side of the square rivet hole, protrusions are arranged on both sides of the arc-shaped sliding groove, a first guide inclined surface is arranged on the protrusion, one end of the first guide inclined surface extends to the surface of the bottom plate, a locking block is arranged on one side of the circular rivet hole, the shape of the locking block is matched with the shape of the square rivet hole, a second guide inclined surface matched with the first guide inclined surface is arranged on the back of the locking block, and the locking block is connected with the cover plate through an arc-shaped connecting plate. The application further discloses an assembling method of the high-reliability elevator rope wheel. Compared with the prior art, the double locking between the bottom plate and the cover plate is realized, the separation of the bottom plate and the cover plate is avoided, the bottom plate is fully positioned and protected during assembly, and deformation is avoided.

This invention discloses a flexible assembly system and method for rotor magnets in new energy vehicle motors. The system includes a control unit and a worktable, and a feeding unit, a pushing unit, an assembly unit, and a positioning unit mounted on the worktable. The feeding unit stores and orderly supplies magnets. The pushing unit is located between the feeding unit and the assembly unit. The positioning unit is positioned below the assembly unit. The assembly unit vertically presses the magnets into the target core slots of the rotor core. The control unit is connected to the feeding unit, pushing unit, assembly unit, and positioning unit, facilitating control of the pushing unit to push the magnets to the assembly preparation position and the positioning unit to move the target core slots of the rotor core to the assembly execution position, triggering the assembly unit to perform the pressing, and then rotating the rotor core to the next target core slot until the assembly of all magnets in the rotor core is completed. This invention is applicable to the automated assembly of rotor magnets for new energy vehicle motors of various specifications, and offers high assembly efficiency and precision.

The invention provides an assembling and adjusting system and method for an overall assembly station. The system comprises a general splicing frame, a side wall robot, a top cover robot, a first visual positioning device, a second visual positioning device and a controller. Through the first visual position measuring device and the second visual position measuring device, monitoring of all-station feature points is achieved, the detection precision is improved, non-contact measurement is achieved, and therefore the assembly space is saved. The position space of the side wall robot and the top cover robot is increased, and due to the fact that an original top cover righting mechanism or a main clamp shields a large number of welding tongs channels, many welding spots need to be transferred to a repair welding line or a follow-up station. And through real-time detection and adjustment, the stability of the assembly size is improved, and the assembly quality is guaranteed. Due to the fact that whole-course assembly achieves automation, off-line measurement time is shortened. A top cover station and a side wall station are combined, one station is reduced, and the utilization rate of the robot is increased.

The utility model relates to an auxiliary tool for assembling automobile rear seats, which belongs to the technical field of auxiliary tools for assembling seats and comprises a tool frame and an auxiliary table, and fixing mechanisms for clamping the front surface, the back surface, the left side, the right side and the center of an automobile seat frame are arranged on the inner side of the auxiliary table; the fixing mechanism comprises air cylinders fixedly connected to the left side and the right side of the auxiliary table, a clamping frame is fixedly connected to the outer side of a push plate, a clamping arm is hinged to the inner side of a hinge frame, the front end of a push block is hinged to the outer side of the clamping arm, and a buffering assembly used for buffering and damping during assembling is arranged on the inner side of the tool frame. According to the auxiliary tool for assembling the automobile rear row seats, the fixing mechanism is arranged, the left side and the right side of an automobile seat frame are clamped and fixed, middle clamping is achieved, a worker can conduct assembling conveniently, meanwhile, the front end and the rear end of the automobile seat frame are clamped and fixed, the fixing stability is enhanced, and the assembling quality is guaranteed.

The utility model relates to the field of intelligent manufacturing technology assembly provides a spring buckle automatic assembly equipment, including big sole plate, shell feeding component, shell clamping component, finished product assembly component, shell handling component, finished product posture adjusting component, buckle feeding component, buckle pressing component, buckle posture adjusting component, buckle preassembly component, buckle handling component and finished product unloading component. The device carries out full automation's feeding to buckle and shell through the vibration disc, adjusts the posture of buckle conveyed by buckle posture adjusting component through the straight vibration disc, and buckle preassembly component preassembles the buckle with adjusted posture in the shell inside, and tight is resisted with pressure, finished product posture adjusting component changes one kind of posture after the buckle and shell finished product of assembly good, finally, it is unloaded by finished product unloading component. The whole assembly process can greatly improve work efficiency, reduce labour intensity, and can guarantee assembly quality simultaneously.

The utility model relates to the technical field of batteries, and discloses a battery which comprises a shell, at least one end of the shell is open, and the shell wall of the shell is thinned at the open end so as to form at least one step structure in the shell; the cover plate blocks the opening and is welded to the shell, and the cover plate abuts against the step structure; wherein in the circumferential direction, surrounding the opening, of the shell, the perimeter of the shell is a, the total length of the step structure is b, and the formula that b / a is larger than or equal to 0.02 and smaller than or equal to 0.98 is met. According to the utility model, the ratio of the perimeter of the shell to the total length of the step structure is limited, so that the positioning effect of the step structure on the cover plate is ensured, the assembly quality and the welding quality of the cover plate and the shell are ensured, the shell wall of the opening end of the shell has enough thickness, and the service life of the shell is prolonged. Therefore, the structural strength of the shell is ensured, the welding requirements of the cover plate and the shell are met, and the problems of cracking of a welding wire and the like are avoided.

The utility model discloses a kind of production auxiliary systems of colloidal emulsion explosive charging machine, including charging machine body, charging machine body includes rotating platform and multiple groups of buckle mechanism connected with rotating platform, multiple groups of buckle mechanism are evenly arranged on rotating platform along the circumferential direction, the middle part of adjacent two groups of buckle mechanism is equipped with cartridge receiving and pushing assembly, cartridge receiving and pushing assembly includes L type connecting rod and receiving plate, the upper end of L type connecting rod is connected with rotating platform, the bottom of receiving plate is connected with the upper end of another end of L type connecting rod, the upper end height of receiving plate is with the bottom end height of cartridge when charging machine body works, receiving plate and multiple groups of buckle mechanism are on same circumference.

This invention belongs to the field of automated assembly and provides a double-sided tube insertion machine, including a frame, an assembly mechanism, a material transfer mechanism, a guiding mechanism, a pressing mechanism, a flipping mechanism, and a transposition mechanism. Compared with the prior art, the advantages of this invention are that the coordinated cooperation of the limiting block and the anti-detachment block ensures that multiple plugs arranged in an array are accurately and stably filled into the feeding channel, and improves the smoothness and orderliness of plug conveying. In addition, the design of the fixed guide wheel group and the moving guide wheel group not only provides stable guidance during insertion, but also allows the moving guide wheel group to move away from the fixed guide wheel group along the inclined direction, cleverly releasing the constraint force after the steel pipe is inserted into place, effectively avoiding the jamming phenomenon caused by excessive constraint force during steel pipe insertion, ensuring assembly quality and assembly smoothness, improving the smoothness and accuracy of steel pipe insertion into the assembly hole, and enabling the pallet to complete the flipping and position adjustment required for double-sided assembly without manual intervention.

The utility model discloses a kind of motorcycle shock absorber inflation oil injection device, it is related to shock absorber assembly technical field.The motorcycle shock absorber inflation oil injection device, including turnover box, the top of turnover box is fixedly installed with stamping box, the top of turnover box is provided with two threaded interfaces, two threaded interfaces are respectively threadedly installed with gas cylinder and oil bottle, the inner wall of turnover box is fixedly installed with baffle, the inner portion of turnover box is divided into gas storehouse and oil storehouse by baffle, the front side outer wall of stamping box is fixedly installed with control panel.The motorcycle shock absorber inflation oil injection device, by symmetrically arranged double-piston cavity, cooperate with the pipe and hose of one-way valve, can be respectively from gas cylinder, oil bottle stable delivery gas and oil, only need to pass through control panel control electric telescopic rod, piston can be driven to complete negative pressure extraction and positive pressure feeding, without frequently changing equipment, reduce assembly process and time cost;The inner side of connecting head is provided with internal thread, can be closely docked with shock absorber air inlet / oil port, avoid medium leakage.

The utility model discloses an automatic watchband contact finger assembling mechanism, which is characterized in that a feeding gear assembly is arranged above a watchband and is meshed with a watchband chain link hole, and the feeding gear assembly pushes the watchband to advance by a chain link interval when rotating each time; the contact finger conveying assembly comprises a vibration disc and a contact finger guiding strip connected with a discharging port of the vibration disc, the tail end of the contact finger guiding strip is provided with a driven gear used for receiving and bearing the contact finger, and the driven gear rotates to enable the contact finger to reach a riveting station; the riveting execution assembly comprises a lifting mechanism, a gear seat is arranged on the lifting mechanism, the driven gear is fixed on the lifting mechanism through the gear seat, and the lifting mechanism jacks the gear seat to enable the contact finger to be buckled with the watchband; and the riveting punch piece applies a downward force to the contact finger, so that the contact finger and the watchband are pressed tightly. Through the automatic feeding and riveting process, the single piece assembling time is greatly shortened, compared with traditional manual and semi-mechanical assembling, the productivity is greatly improved, and the assembling efficiency is improved.

The utility model discloses an improved cover body structure of an air suction silencer of a refrigeration compressor, and belongs to the technical field of refrigeration compressor accessories. Comprising a cover body, the cover body is fixed to the upper opening portion of the shell, an air inlet communicated with a cover body cavity of the cover body extends from the left side of the cover body, and an air outlet communicated with the cover body cavity extends upwards from the top of the cover body; the plastic sealing cover is characterized in that a cover body plastic sealing flange edge is formed at the lower part of the cover body and at the edge part of one outward side around the periphery of the cover body, and the cover body plastic sealing flange edge is matched with a shell plastic sealing flange edge formed at the outer side of the opening part at the upper part of the shell and is sealed and fixed by a plastic sealing strip; a rubber sleeve plastic packaging ring is formed on the outer side of the end, facing the end sleeved with the air inlet, of the rubber sleeve, the end, facing the air inlet, of the rubber sleeve is fixed through the rubber sleeve plastic packaging ring, and the rubber sleeve plastic packaging ring is connected with the plastic packaging sleeve. The utility model has the advantages of reducing the number of parts, reducing the product cost, guaranteeing the assembly quality and improving the assembly efficiency.

The utility model discloses an automobile rear -view mirror assembly frock, including work table, the one side of work table top is provided with frock placement platform for the upper cover of automobile rear -view mirror of waiting to assemble and place, the other side of work table top is provided with frock assembly platform for the lower cover of automobile rear -view mirror of waiting to assemble and place. The utility model frock assembly platform top's placement seat cooperation electric telescopic link and clamping plate, can convenient steady clamping the lower cover of waiting to assemble, on frock placement platform, electric push rod drives adsorption shell, utilizes the steady adsorption upper cover of negative pressure pump in negative pressure hole, and the rotation table of positive and negative rotation motor drive realizes the accurate movement of upper cover, when butt joint, electric push rod drives upper cover and closes negative pressure pump and completes butt joint to go down, the pressure equipment link, and positive and negative rotation motor rotates the rotation table and makes the electric cylinder of pressure equipment subassembly drive pressure equipment plate and go down convenient pressure equipment upper cover and lower cover, and the whole optimization assembly process improves the degree of automation and assembly quality.

The utility model relates to the technical field of lifting and fixing devices for assembling electric bicycles, in particular to a lifting and fixing device for assembling electric bicycles, which comprises a fixing base plate, the fixing base plate is provided with a connecting mechanism, and the connecting mechanism comprises a connecting component arranged at the bottom of the fixing base plate. A reset assembly is arranged at the lower section of the fixed base plate, and a fixed assembly is arranged at the upper section of the fixed base plate; the fixing assembly comprises a rotating shaft, the back face of the rotating shaft is rotationally connected with a roller, the front face of the rotating shaft is rotationally connected with a side frame, and the inner wall of the side frame is fixedly connected with a connecting spring. The device can meet the assembling requirements of electric bicycles of different models and sizes through various adjustable structures, stable lifting and firm fixing can be achieved by adjusting the fixing assembly no matter the frames of the electric bicycles are special in shape or different in size, shaking or displacement of the electric bicycles in the assembling process is avoided, it is guaranteed that the mounting positions of parts are accurate, and the assembling efficiency is improved. And the assembling quality of the electric bicycle is effectively guaranteed.

According to the point constraint automatic assembly mold for the nuclear fuel assembly grillwork, a stable installation foundation is provided for a clamp body through a first space in a mold frame, and the clamp body is provided with a plurality of first channels and second channels which are arranged in the first horizontal direction and the second horizontal direction in a crossed mode; the first strip and the second strip are contained in the first strip and the second strip respectively; a plurality of mounting cavities are formed in one side of each first channel, pressing structures are arranged in the mounting cavities in a one-to-one correspondence manner, and uniform pressing force can be applied to the first strip from the side direction under the synergistic effect of a driving structure; the structure fully adapts to the material characteristics of thin wall and weak rigidity of the nuclear fuel grillwork strip, not only effectively avoids the problems of strip indentation, scratch and deformation easily caused by a traditional rigid clamp, but also remarkably reduces the introduction of additional stress in the assembly process, thereby preventing the structure instability of the grillwork caused by stress release in the follow-up use, and improving the service life of the nuclear fuel grillwork. And the assembly quality, the structural integrity and the long-term service reliability of the nuclear fuel grillwork are comprehensively guaranteed.

The invention relates to the technical field of DIP component installation, in particular to an SMT compatible DIP component installation and welding method, which comprises the following steps of: processing a DIP component pin by adopting a pin forming die, so that the DIP component pin is bent outwards, and then cutting a bent section of the DIP component pin; coating soldering paste on the surface of the bonding pad of the printed circuit board, and mounting the DIP component to a corresponding position to ensure that the bent section of the pin of the DIP component is in full contact with the soldering paste on the bonding pad; the printed circuit board on which the DIP component is attached is placed in a reflow oven for reflow soldering, and soldering flux cleaning is carried out after reflow soldering is completed; a gap between the DIP component main body and the printed board is filled with a first colloid, and then the periphery or four corners of the DIP component are dispensed with a second colloid; according to the invention, plug-in components are converted into surface-mounted components, so that the space utilization rate of the printed board is effectively improved.

This utility model discloses a support counterweight assembly mechanism, comprising: a workbench, a transmission line, a loading plate, a constant pressure module, and a picking module. The constant pressure module includes a cylinder base plate, several pressing cylinders arranged on the cylinder base plate, a cylinder connecting plate, and a pressure plate disposed on each cylinder connecting plate for pressing the product. The loading plate includes a base plate and a positioning plate. This utility model changes the traditional sliding discharge method, using a transmission line to move the product, and then using the picking module to unload the product. The pressure plate of the constant pressure module presses and assembles the product, significantly improving the degree of automation. In addition, the loading plate carries the product along the transmission line for processing, and the positioning plate on the loading plate is provided for positioning the product, which ensures the accuracy of assembly and guarantees the efficiency and quality of assembly.