32results about How to "Guaranteed location accuracy" patented technology

The utility model discloses a shoemaking hot-pressing die, and relates to the technical field of shoemaking hot-pressing dies. The EVA pouring mold comprises the lower mold, the upper mold and the functional mechanism, the functional mechanism comprises the upper middle mold and the lower middle mold, the upper middle mold and the lower middle mold are arranged, the upper middle mold and the lower middle mold are made of bakelite heat insulation plate materials, the bakelite heat insulation plate materials have good heat insulation performance, and when EVA pouring materials are heated, the EVA pouring materials are not prone to falling off. According to the technical scheme, part of heat can be effectively prevented from being conducted to the lower die, a cold blank is protected from being affected by overheating, and therefore it is guaranteed that the cold blank and EVA pouring materials are synchronously foamed at the proper temperature, the situations of color crossing, scorching and the like of finished products caused by flowing generated by excessive melting of the lower die cold blank are avoided, the rejection rate and the production cost are reduced, and the production efficiency is improved. And the positioning columns and the positioning blocks are arranged, so that alignment and positioning of the molds are ensured, the product quality problem caused by mold dislocation in the machining process is avoided, and the rejection rate caused by mold dislocation is reduced.

This utility model discloses an auxiliary feeding device for a press, including a base plate, a positioning plate fixedly connected to the top of the base plate, a vertical plate fixedly connected to the inner side of the positioning plate, a second motor fixedly installed on the outer side of the vertical plate, a second threaded rod fixedly connected to the output end of the second motor, and movable plates threadedly connected to both sides of the surface of the second threaded rod. This utility model drives the second threaded rod to rotate via the second motor, causing the movable plates to move along the second threaded rod. A limiting plate on the inner side of the movable plate can position and clamp the material, ensuring the accuracy of the material's position during feeding and processing, preventing displacement of the material under the action of the press, and improving processing precision. A first motor drives the first threaded rod to rotate, and a sliding plate threadedly connected to the first threaded rod moves along the sliding rod. A feeding pusher plate at the top of the sliding plate pushes the material towards the pressure mold, achieving automatic feeding, reducing manual operation, and improving work efficiency.

This utility model relates to the field of urban rail vehicle component processing technology, and discloses a bending and forming device for aluminum alloy parts of urban rail vehicles. The device includes a frame, a material support platform fixedly mounted on the upper end of the frame, a downward hydraulic rod fixedly mounted on the upper end of the frame, and a downward pressure plate fixedly connected to the lower end of the hydraulic rod. A rotating bending hydraulic rod is mounted on the lower end of the frame, and a bending plate is rotatably connected to the upper end of the hydraulic rod. A switching mechanism is provided inside the downward pressure plate, which changes the concave shape of the material by switching the shape of the contact point with the material. This bending and forming device for aluminum alloy parts of urban rail vehicles, by setting a switching mechanism inside the downward pressure plate and using a switching motor to drive the central shaft to rotate, can easily switch the contact between the arc-shaped contact rod and the right-angle contact rod with the material, thereby changing the concave shape of the material. Compared with traditional devices, this eliminates the need to replace the entire contact component or even the mold.

This invention provides an automatic steel sheet embedding device and control method in injection molds, including a coil mechanism for carrying coiled steel sheet material, a feeding mechanism for conveying the steel sheet material coil to a stamping mechanism; the stamping mechanism includes a fixed plate and a stamping cylinder mounted above the fixed plate, the output end of the stamping cylinder being connected to an upper stamping die, a lower stamping die driven by a motion cylinder being provided below the upper stamping die, a stamping block being provided at the lower end of the upper stamping die, a positioning block and a stamping groove being provided on the lower stamping die, the stamping groove corresponding to the position of the stamping block, the steel sheet material moving along the length direction of the positioning block to the stamping groove, the stamping cylinder controlling the upper stamping die to move downward relative to the lower stamping die, thereby stamping and shearing the steel sheet connection; a steel sheet conveying mechanism includes a multi-axis moving assembly, the multi-axis moving assembly respectively driving a nozzle for adsorbing the steel sheet on the positioning block and a steel sheet receiving fixture, the steel sheet receiving fixture being provided with several receiving grooves, the nozzle adsorbing the steel sheet on the positioning block and then installing it in the receiving groove.

The utility model discloses a multi-strand twisting processing device for high-elasticity polyester yarns, and relates to the technical field of twisting processing. Comprising a mounting bracket, a first guide ring on the inner wall of a vertical rod and a second guide ring on the inner wall of an inclined rod are used for preliminarily guiding silk threads led out of a polyester silk winding drum, so that the silk threads move according to a preset path, shaking and winding of the silk threads are reduced, and the stability of the silk threads entering a subsequent processing link is ensured; the guide shell is of a cone-shaped structure, the lower end of the guide shell is open, the rubber ring is fixed to the edge of the guide shell, six strands of dispersed silk threads can be concentrated, the rubber ring plays a role in buffering and protecting the silk threads, and the silk threads are prevented from being damaged by friction with the edge of the guide shell; the guide pipe of the arc-shaped structure conducts secondary guiding on the concentrated silk threads, so that the silk threads enter the positioning ring more accurately, the position accuracy of the silk threads in the twisting process is further guaranteed, and the twisting stability and quality are improved.

This utility model relates to the field of edge trimming structure technology, specifically a positioning edge trimming structure for school uniform production. It includes a base, with a processing table fixedly mounted on the top surface of the base via bolts. A C-shaped ring cutter is fixedly connected to one side of the base. The advantages of this utility model are: it allows the positioning pressure plate to tightly press against the fabric, completing the fabric fixation. At this time, the C-shaped ring cutter can perform edge trimming operations on the fabric. A laser beam emitted by a laser lamp provides precise visual positioning markings, solving the problem of positioning deviations caused by visual errors in traditional scale markings; simultaneously, the positioning pressure plate, driven by a cylinder and with the elasticity of a first spring, can stably and tightly fix the fabric, preventing displacement of the fabric due to vibration or external force during the cutting process. The combination of these two features significantly improves positioning accuracy, ensures accurate edge trimming, reduces fabric waste and defective products caused by inaccurate positioning, and improves the quality of school uniform production.

The utility model discloses a circuit board laser cutting feeding device which comprises a feeding frame, a supporting frame is fixedly installed above the feeding frame, a feeding mechanism is arranged above the supporting frame, the feeding mechanism comprises a translation assembly and a suction assembly, the translation assembly comprises a square cylinder, a translation plate, a partition plate and a second electric cylinder, and the suction assembly is arranged above the square cylinder. And the suction assembly comprises an equipment box, a pump box, a vacuum suction cup and a third electric cylinder, a conveying belt is arranged in the feeding frame, and a positioning table is fixedly installed in the feeding frame along one side of the conveying belt. According to the circuit board conveying device, the capacity of conveying circuit boards to a cutting area is achieved, practicability is improved, and therefore the problem that due to the fact that an existing device cannot directly convey the circuit boards to the cutting area, manual work or an additional device is needed for secondary carrying between an inlet and the cutting area is solved.

The utility model discloses a residential greening planting construction device, including drilling assembly, the drilling assembly stabilizing mechanism for stabilizing drilling assembly and the trolley for moving drilling assembly, drilling assembly stabilizing mechanism sets up between drilling assembly and trolley, and set up in the upper surface of trolley, drilling assembly stabilizing mechanism includes support frame and is used for controlling the lifting piece of drilling assembly elevating, and the bottom of support frame sets up in the upper surface of trolley, and lifting piece sets up in the outside of support frame, lifting piece includes setting up in the movable frame of support frame outside, sets up the rotating motor at movable frame upper end and installs the screw rod at the output of rotating motor. The utility model discloses through servo motor drive drill rod rotation realizes quick drilling, and rotating motor controls drilling assembly elevating, can complete drilling work faster, reduces the heavy labor of manual excavation, reduces manpower cost and labor intensity.

The utility model provides a single lithium battery assembling device, which belongs to the technical field of lithium battery production and processing and comprises a bottom plate. The side frame is fixedly connected to the upper end of the bottom plate; the polish rod is fixedly connected to the side frame, the polish rod is connected with a connecting block, the side end of the connecting block is fixedly connected with a connecting plate, the lower end of the connecting plate is fixedly connected with a telescopic rod and an air cylinder, the lower end of the telescopic rod is fixedly connected with a lower plate, a spring is connected between the telescopic rod and the lower plate, and the output end of the air cylinder is fixedly connected with a suction cup. The lower end of the sucker is connected with a lithium battery upper cover; a driving mechanism composed of a lead screw, a chain wheel, a motor and the like is used for controlling the connecting plate and the suction cup to move up and down, and positioning of the upper cover of the lithium battery in the installation process is ensured. Meanwhile, the hydraulic cylinder is used for adjusting the height of the placing table, so that the accurate position of the lithium battery box body is ensured, the assembling efficiency is improved, and manual intervention is reduced.

This invention relates to the field of laser marking technology, and provides a control method and system for an aluminum rod laser marking machine. The method includes: identifying the contour, placement position, and height / undulation of the aluminum rod; real-time acquisition of the actual distance data between the surface of the marking area of ​​the aluminum rod and the laser head, and calculating the basic compensation amount of the laser focus based on the actual distance data; simultaneously compensating for the closed-loop system delay between the signal acquisition of the ranging module and the execution response of the XY-axis servo drive module; obtaining the final control parameters of the XY-axis dynamic displacement based on the basic compensation amount and the delay compensation; and transmitting the final control parameters to the XY-axis servo drive module to drive the laser marking module to perform XY-axis dynamic displacement, marking the aluminum rod in a non-contact manner. This invention enables precise control of the XY-axis servo drive module, achieving dynamic tracking and adhesion of the laser focus to the surface of the aluminum rod, which improves the versatility and adaptability of the equipment.

The utility model discloses an efficient target material automatic welding device which comprises a working table, two material carrying platforms installed on the working table, a welding flux coating mechanism and a mechanical arm, heating areas are arranged in the middles of the two material carrying platforms, and meanwhile positioning mechanisms are installed on the two material carrying platforms. The positioning mechanism is used for positioning the back plate placed on the material carrying platforms in a heating area, one material carrying platform is used for carrying out stepped heating on the back plate so that welding flux on the back plate can be melted, and the other material carrying platform is used for carrying out stepped cooling on the back plate so that the welding flux on the back plate can be solidified; the solder coating mechanism is erected on the workbench, and the solder coating mechanism is used for uniformly coating molten solder on the back plate; the mechanical arm is used for grabbing the target material and the back plate to conduct feeding and discharging operation and further used for transferring the target material and the back plate from one material carrying platform to the other material carrying platform. The welding precision and the production efficiency can be improved.

The utility model relates to tunnel construction technical field provides a kind of installation structure of embedded waterstop in reinforced concrete section, comprising: formwork system, with initial support to form secondary lining to be poured area;Formwork system includes the head board of being located at the one side of secondary lining to be poured area, and the through-hole along the length direction of secondary lining to be poured area is equipped on head board;Waterstop, including the first side and second side along width direction, and first side is by through-hole and is inserted into secondary lining to be poured area;Positioning mechanism is applicable to in secondary lining to be poured area fixed waterstop;Positioning mechanism and head board and at least one of the structural reinforcement in the secondary lining to be poured area are fixedly connected, and with first side clamping fixed.Such setting, effectively avoid the deviation of waterstop caused by concrete impact and local deformation, tearing, fracture or be pierced by steel wire / lead wire and other problems, ensure the structural integrity and positional accuracy of waterstop, improve waterstop effect.

The utility model relates to an automatic discharging device and relates to the technical field of material conveying, the automatic discharging device comprises a base, a first transmission mechanism, a material taking mechanism, a second transmission mechanism and a material collecting mechanism, the first transmission mechanism is arranged on the upper side of the base, and the first transmission mechanism can convey materials in the length direction of the base; the material taking mechanism is arranged on the upper side of the base and located on one side of the transmission mechanism. The second transmission mechanism is arranged on the base and located on the lower side of the material taking mechanism, and the material taking mechanism can place materials of the first transmission mechanism on the second transmission mechanism and convey the materials; the material collecting mechanism is arranged at the end, away from the material taking mechanism, of the second transmission mechanism and can collect materials conveyed by the second transmission mechanism. The tin plating device is used for solving the problems that an existing tin plating device is difficult to automatically discharge, so that labor consumption is increased, and efficiency is low.

The utility model discloses a kind of honeycomb steel structure roof purlin auxiliary installation devices, comprising: hanger girder, hanger column, hanger crossbeam, purlin bearing assembly and purlin, hanger girder is placed in horizontal direction, hanger column is placed in vertical direction, its two ends are respectively fixedly connected with two adjacent hanger girder, hanger crossbeam is placed in longitudinal direction, its two ends are respectively fixedly connected on the side wall of two adjacent hanger girder, purlin bearing assembly is equipped with multiple, it is detachably connected on the side wall of hanger column, purlin is placed on at least two purlin bearing assembly in horizontal direction;The honeycomb steel structure roof purlin auxiliary installation device of the utility model, by reasonable structure design and accurate component cooperation, purlin can be quickly and efficiently sling to installation position, compared with traditional installation mode, reduce the time of manual handling and adjustment, greatly improve the installation efficiency of purlin.

The utility model provides a test device, the test device comprises a connecting piece and a test assembly, the connecting piece is provided with a guide piece, and the connecting piece is configured to be connected to a to-be-tested circuit board; the test assembly comprises a test frame and a test device, the test device is arranged on the test frame, and the test frame is movably connected to the connecting piece through a guide piece; the test frame can be close to or away from the to-be-tested circuit board along the guide piece, so that the test device is in contact with the to-be-tested circuit board or is separated from the to-be-tested circuit board. When the test equipment is used for testing the circuit board to be tested, the connecting piece can be directly connected to the circuit board to be tested, so that the relative precision between the test equipment and the circuit board to be tested is ensured; and meanwhile, the guide piece can provide a guide path for the movement of the test device, so that the accuracy of the movement position of the test device is ensured.

The utility model discloses pressure testing equipment for a concrete test block, and relates to the technical field of concrete detection. The device comprises a bottom plate, mounting frames are fixedly connected to the two sides of the top of the bottom plate, and a fixing plate is fixedly connected to the tops of the mounting frames. A concrete test block can be preliminarily positioned from the front end and the rear end through the first positioning block and the second positioning block, the second motor drives the second threaded rod to rotate, and the second threaded rod is in threaded connection with the second positioning block, so that the second positioning block can stably move front and back on the positioning table; the position of the second positioning block can be flexibly adjusted according to the length of the concrete test block, accurate positioning of test blocks of different sizes is achieved, the displacement sensor can monitor the displacement change of the test block in the pressed process in real time, the position accuracy of the test block in the testing process is further ensured, and a guarantee is provided for obtaining accurate testing data.

The invention relates to the technical field of manipulators, and discloses a carton suction cup stacking manipulator based on a quick-change clamping plate structure, the carton suction cup stacking manipulator comprises a base, a mechanical arm, a driving unit and a clamping mechanism, the driving unit comprises a supporting frame, an electromagnetic block is arranged on the lower end face of the supporting frame, and a protection assembly is further arranged on the supporting frame; the clamping mechanism comprises a mounting seat, the upper end face of the mounting seat is connected with the electromagnetic block in a magnetic attraction mode, an auxiliary boss is arranged on the mounting seat, and in the process that the mechanical arm drives the supporting frame to move downwards, quick locking work between the mechanical arm and the mounting seat is achieved through the electromagnet. The carton suction cup stacking manipulator based on the quick-change clamping plate structure can effectively solve the problems that in the prior art, the size, weight and material difference of cartons is large, an actuator of a fixed specification in existing equipment is difficult to adapt to variable production tasks, and when clamping plates are replaced, a traditional replacement mode is extremely tedious, so that a production line is frequently shut down, and the production efficiency is high. And the overall operation efficiency is greatly reduced.

The invention provides hot-pressing riveting corollary equipment of an automobile door lock production line, and relates to the technical field of hot-pressing riveting equipment.The hot-pressing riveting corollary equipment comprises electromagnetic heating equipment, riveting equipment and a controller, the electromagnetic heating equipment comprises a first rack and a sliding seat in sliding connection with the first rack, and an electromagnetic heating coil is arranged on the sliding seat; the riveting equipment comprises a second rack, a bearing platform, a hydraulic machine and a pressing head driven by the hydraulic machine, the top face of the bearing platform is slidably connected with a containing plate through a guide rod, a spring is arranged between the containing plate and the bearing platform, and the top face of the containing plate is used for supporting the plate. Hot-pressing riveting can also be completed through the U-shaped rod of a polished rod structure, the cost is low, the U-shaped rod forms stable boss structures on the upper side and the lower side of the plate, and the position accuracy after the U-shaped rod and the plate are riveted is ensured; after the U-shaped rod upwards penetrates through the plate, the part, exposed out of the top face of the plate, of the U-shaped rod is long, a mechanical arm can conveniently clamp the parts from the two sides or the top, the workpieces can be conveniently moved together, and therefore the automatic production line can be conveniently adapted.

The utility model provides a kind of for injection mold's insert installation and finished product pick-up tool, including finished product pick-up part, grabbing part and insert installation part, the finished product after injection is taken out using negative pressure by the adsorption part;The grabbing part is connected with mechanical arm, for lifting and moving tool;The finished product pick-up part is connected with insert installation part, the insert installation part includes straight line mechanism, for installing several inserts in injection mold.

This application discloses a clamping base for a hole-opening machine, belonging to the technical field of material processing equipment. It includes a fixed base and at least one movable base. The fixed base has a through hole with a positioning scale at the through hole. Support rods pass through both sides of the fixed base, and the fixed base is movably mounted on the support rods. The movable base is detachably mounted on the two support rods. This invention ensures the accuracy of the tool's position during hole opening through the positioning scale, achieving precise positioning of the opening location. The movable base prevents the fixed base from causing the tool to move arbitrarily during the opening process, ensuring opening accuracy. It is suitable for wood of different sizes and specifications. Operators can flexibly adjust the tool position of the hole-opening machine according to the actual position of the wood to be opened, enabling hole opening operations at different positions on the surface of the wood without repeatedly clamping the wood. This simplifies the operation steps, improves processing efficiency, and expands the processing range.

The utility model belongs to the technical field of tunnel construction equipment, and particularly relates to an excavating and drilling machine for a tunnel face, which comprises a drilling frame, a connecting frame used for being connected with the front end of a movable arm or the front end of a bucket rod of an excavating machine is arranged at the upper end of the drilling frame, and a drilling arm assembly is arranged on the drilling frame through a lateral moving mechanism. And the lateral moving mechanism can drive the drilling arm assembly to move left and right. The drilling arm assembly is arranged on the drilling frame through the lateral moving mechanism, after the drilling frame determines the position through an excavator, movement of the drilling arm assembly can be achieved through the action of the lateral moving mechanism, machining can be conducted multiple times through one-time positioning, and therefore machining of the linear connecting hole is achieved, and the position accuracy of the linear connecting hole is guaranteed; the method can be used for cutting off the free face of the tunnel face.

The utility model provides a kind of gear traction's coating die head wiping assembly and cleaning device, including guide rail, sliding block, mounting bracket, stepping motor, driving gear, transmission gear, elastic round plate and wiping component, guide rail is fixed on coating die head, sliding block is slidably connected with guide rail, mounting bracket is fixed on sliding block, stepping motor is fixed on mounting bracket, driving gear is fixed on the power output end of stepping motor, transmission gear is rotatably installed on mounting bracket and is engaged with driving gear, elastic round plate is fixed on transmission gear and outer periphery is in contact with coating die head surface, wiping component is installed on mounting bracket and wiping end is in contact with coating lip. The advantage of the design is: abandon traditional traction rope traction mode, adopt gear traction, avoid the problem caused by the length change of traction rope, improve transmission stability;Select stepping motor, realize more accurate displacement control, ensure the position accuracy of wiping component each time cleaning, improve cleaning quality.

This invention discloses a sewing fixture for multi-layer bag straps, comprising an upper groove, a middle groove, and a lower groove arranged sequentially. The front ends of the upper and lower grooves are output ports, and the rear ends are input ports, with the output ports of the upper and lower grooves centrally aligned. Similarly, the front end of the middle groove is also an output port, and the rear end is an input port. The output ports of the upper, middle, and lower grooves are arranged vertically, close together. The middle groove includes a left groove and a right groove arranged symmetrically, equidistant from the sides of the upper and lower grooves. Both the left and right grooves include C-shaped guide grooves. The C-shaped openings of the two C-shaped guide grooves are positioned opposite each other, with the width of the C-shaped opening gradually decreasing from back to front. Each C-shaped guide groove contains a C-shaped channel that extends from back to front, with the width of the C-shaped channel also gradually decreasing from back to front. This allows for precise automatic alignment of the layers in a three-layer structure.

The utility model discloses a jig for a double-blade-face saw blade and a double-concave-face grinding machine, the jig for the double-blade-face saw blade comprises a cross beam, a feeding mechanism, a supporting mechanism and a centering mechanism, the feeding mechanism, the supporting mechanism and the centering mechanism are arranged on the cross beam, and the feeding mechanism and the centering mechanism are arranged and move in the length direction of the cross beam. The centering mechanism is arranged between the feeding mechanism and the centering mechanism, the feeding mechanism comprises a first base connected with the cross beam in a sliding mode and a clamping assembly arranged on the first base, and the centering mechanism comprises a second base connected with the cross beam in a sliding mode and a centering assembly arranged on the second base. The clamping assembly is used for clamping and transferring the double-blade-face saw blade to the supporting mechanism, and the supporting mechanism and the centering mechanism jointly support and fix the double-blade-face saw blade.

This utility model discloses an automatic welding equipment for SMT production and processing, including a working base plate. A conveying mechanism is mounted on the working base plate, and a testing station, an auxiliary material loading station, and a welding station are sequentially arranged on the side of the conveying mechanism. The welding station includes a mounting base plate, on which a welding machine base plate is mounted. An ultrasonic welding assembly is mounted on the welding machine base plate. The mounting base plate is equipped with a first lifting cylinder adapted to the welding machine base plate and a second lifting cylinder adapted to the ultrasonic welding assembly. A lower mold welding head assembly adapted to the ultrasonic welding assembly is also mounted on the welding machine base plate. This utility model has a simple structure and can realize a series of operations such as automated workpiece detection, calibration, waste removal, loading, welding, and adjustment. Compared with single welding equipment on the market, it has more complete functions and a wider range of applications.

The utility model relates to the technical field of PCBA (Printed Circuit Board Assembly) boards, in particular to a PCBA board test fixture, which comprises a placement table, four transverse clamping assemblies arranged on the upper surface of the placement table, longitudinal clamping assemblies arranged on the upper sides of the transverse clamping assemblies, two driving assemblies arranged on the lower sides of the transverse clamping assemblies, the longitudinal clamping assembly comprises an L-shaped plate, one end of the L-shaped plate is fixedly connected with the limiting plate, the other end of the L-shaped plate and a sliding sleeve are provided with a pressing rod, the bottom end of the pressing rod is fixedly connected with a pressing piece, a lifting plate is fixedly installed at the top of the pressing rod, and a spring is fixedly connected between the pressing piece and the L-shaped plate. The two driving assemblies are arranged in a crossed mode, an electric sliding table assembly is arranged at the bottom of the containing table, and a detection assembly is arranged at the top of the containing table. Through the synergistic effect of the transverse clamping assembly and the longitudinal clamping assembly, PCBA boards of different sizes and thicknesses can be accurately fixed, the testing efficiency is improved, and high stability and precision in the testing process are ensured.

This application relates to a workpiece rotary table inspection device, comprising a rotary worktable with a drive motor for horizontal rotation; at least six mounting bases are circumferentially arranged on the upper surface of the rotary worktable, and the outer side of the rotary worktable is sequentially provided with a loading device for mounting workpieces onto the mounting bases, a first detection device for detecting the thickness of the connecting ring portion of the workpiece, a second detection device for detecting the outer diameter of the first ring portion, a first unloading device for removing misaligned workpieces from the mounting bases, a deburring and repairing device for grinding burrs on the third hole portion of the workpiece, and a second unloading device for removing the repaired workpiece from the mounting bases; the loading device, the first detection device, the second detection device, the first unloading device, the deburring and repairing device, and the second unloading device are correspondingly arranged with the mounting bases on the rotary worktable. This application has the effect of improving the inspection efficiency and reliability of the thickness of the connecting column section of the workpiece.

The utility model discloses a building steel structure connecting device, and relates to the field of building steel structures. The building steel structure connecting device comprises a connecting unit and an auxiliary mounting unit. The connecting unit is composed of a first connecting block, a second connecting block, a sleeve block and a locking bolt, can be quickly connected and disassembled and can be repeatedly used; the auxiliary mounting unit comprises a positioning assembly and a fixing assembly, the positioning assembly is used for preliminarily positioning the steel structure, and the fixing assembly is used for fixing the position of the steel structure. According to the building steel structure connecting device, the connecting units are arranged, and rapid connection and disassembly are achieved through cooperation of the first connecting blocks, the second connecting blocks, the sleeve blocks and the locking bolts. In the construction process, the first connecting block and the second connecting block only need to be in butt joint, sleeved with the sleeve block and screwed with the locking bolt, and then connection can be completed; during disassembly, reverse operation can be carried out, and operation is simple and convenient; and the connecting device can be repeatedly used, so that the construction cost is reduced.

The invention discloses a device and method for disassembling and assembling internal parts of semiconductor vacuum equipment, and the device employs mirror polishing treatment, and comprises a device housing, a transmission lifting mechanism which is in transmission connection with the device housing, and a fixing mechanism which is connected with the transmission lifting mechanism. A detachable and replaceable mounting head is arranged on the fixing mechanism, and a movably adjustable clamping positioning assembly is arranged on the device shell. The device for disassembling and assembling the internal parts of the semiconductor vacuum equipment can be suitable for the environment of a Class 1-level clean room, the interference fit parts of the vacuum equipment can be stably and efficiently installed and taken out, the stability and the position accuracy of the device are guaranteed, stress is uniform in the disassembling and assembling process, disassembling is convenient, it can be guaranteed that a cavity or core parts cannot be damaged, and the service life of the device is prolonged. The assembly requirements of high cleanliness and high reliability of vacuum equipment can be met, and the problems that an electric tool is poor in environment adaptability and a simple tool is unstable in lifting are effectively solved.

The utility model is suitable for photovoltaic technical field provides a kind of battery component and photovoltaic system, this battery component includes: silicon base, the edge pad point being set on silicon base, solder strip and point glue;Solder strip is connected with edge pad point, point glue is set on the side of edge pad point close to the edge of silicon base, is placed between solder strip and silicon base;The distance between point glue and edge pad point is d1, the distance between edge pad point and the edge of silicon base is d2, wherein, 0.3≤d1 / d2≤0.7.Make that glue point can form enough contact area with solder strip, to effectively fixed solder strip, simultaneously, can avoid that glue spills into edge pad point 120, ensure the welding quality between solder strip and edge pad point 120 guarantee the positional accuracy of solder strip in welding process.