16results about How to "Reduce fixation steps" patented technology

The invention discloses high-lead BGA welding equipment for integrated circuit packaging, and relates to the technical field of welding equipment, and the high-lead BGA welding equipment comprises a composite mechanism. According to the high-lead BGA welding equipment for integrated circuit packaging, through the design of a composite mechanism, materials are placed on the placing table, then the materials are clamped through the clamping mechanism, so that the effect of fixing the materials is achieved, the situation that the welding efficiency and the welding quality are affected due to deviation when the materials are welded is prevented, the bogie can rotate at the top of the welding frame, and the welding quality is improved. The welding machine is in sliding connection with the sliding set, so that the effect of adjusting the welding height is achieved, the application range is expanded, materials are welded through a welding opening, a positioning mechanism is aligned with a material welding point during welding, the effect of pre-positioning is achieved, the welding precision is improved, deviation is prevented, and the welding efficiency is improved. The welding efficiency is improved.

The present application relates to the field of construction engineering, and provides a wall panel with a heating coating and a processing method thereof, including a fixed plate, a graphene plate is slidably connected inside the fixed plate, a first cavity is provided at both the left and right ends of the lower inner side of the fixed plate, a threaded column is threadedly connected to the front end of the inner wall of the first cavity, a top cone is fixedly connected to the end of the threaded column, a first telescopic rod is fixedly connected to the right side of the inner wall of the first cavity, a stopper is fixedly connected to the left end of the first telescopic rod, a slide groove is provided at the rear end of the left side of the inner wall of the first cavity, the inside of the slide groove is slidably connected to the stopper, and a sealing assembly is fixedly connected to the bottom of the outer wall of the fixed plate. Through the mutual cooperation between the threaded column, the top cone, the graphene plate, the stopper, the ramp and the slide groove, the support structure required for the graphene plate is simplified, the fixing steps of the graphene plate are reduced, the work efficiency is accelerated, and the replacement and maintenance of the graphene plate are facilitated.

The utility model discloses a heat preservation pipe installation support which comprises a fixing base and an upper support, a lower fixing structure is installed on the upper surface of the fixing base in an embedded mode, a locking structure is movably installed in the middle of the lower fixing structure, and the upper support is installed at an upper end opening of the lower fixing structure in a butt joint mode. A left tightening structure is embedded in the position, located on one side of the lower fixing structure, of the surface of the fixing base, and a right tightening structure is fixedly installed on the position, located on the other side of the lower fixing structure, of the surface of the fixing base. According to the installation support for the heat preservation pipe, the lower support body and the upper support body can be moved through the limiting sliding blocks, so that temporary fine adjustment of the pipeline can be conveniently changed, and the installation support is more flexible and higher in adaptability; the fixing base can be used for lower supports and upper supports with different small and small diameters to adapt to installation and use of pipelines with different thicknesses, in addition, the step of screwing a plurality of bolts for fixation is omitted during fixation, installation is more convenient, and time and labor are saved.

This invention relates to the field of self-centering grinding fixtures, and discloses a universal self-centering fixture for grinding small cylindrical parts. The fixture includes a mandrel assembly, an externally mounted locking block, an externally mounted locking cover, and a set of limit screws evenly distributed between the locking cover and the locking block. The mandrel assembly is externally threaded with locking screws. A roller guide is mounted on the left side of the mandrel assembly, and pins are mounted at both ends of the roller guide. A second spring is externally connected to the push rod. This universal self-centering fixture for grinding small cylindrical parts avoids the limitations of traditional fixtures in providing high-precision machining conditions for the roller guide. Furthermore, the added set of limit screws automatically locks the position of the limit screws when fixing the locking cover and locking block, avoiding the need for pins to lock the position of the limit screws in traditional fixtures. This reduces the fixing steps and increases the machining speed of the workpiece.

The utility model relates to the technical field of cutting tools, in particular to a multi-angle cutting tool which comprises a connecting module, and the top end of the connecting module is fixedly connected with a limiting connecting piece. The adjusting mechanisms connected with the angle adjusting supports are used for controlling the cutting blade to deflect to a certain degree, so that the angle adjusting effect is achieved, the angle of the blade can be directly adjusted in the process of being separated from a mold, fixing after temporary adjustment is achieved through the hydraulic adjusting rod, and the cutting efficiency is improved. And the operation of fixing the cutter after adjustment is not needed, so that the working efficiency is relatively improved.

The utility model discloses a burr grinding device for titanium ring production, and relates to the technical field of burr grinding devices. The burr grinding device for titanium ring production comprises a grinding bottom box and a titanium ring body, an arc-shaped groove is formed in the middle of the upper surface of the grinding bottom box, a protection box is arranged on the upper surface of the grinding bottom box, two sliding blocks which are correspondingly arranged front and back are fixedly connected to the lower surface of the protection box, and the lower ends of the two sliding blocks are slidably connected into the inner wall of the arc-shaped groove; a fixing device is arranged on the protection box, supporting plates are fixedly connected to the left side and the right side of the grinding bottom box correspondingly, the two supporting plates are arranged in a front-back corresponding mode, the relative positions of the two arc-shaped fixing plates are changed by arranging a first motor and a bidirectional threaded rod, and titanium ring bodies of different sizes can be fixed; and by arranging the two placement plates to be matched with the two arc-shaped fixing plates, the tedious fixing steps of using fixing threads and the like can be omitted, and the disassembly and assembly efficiency of the titanium ring body is improved.

The utility model relates to the demonstration rack technical field, and discloses a host hidden type convenient demonstration rack comprising an outer assembly and an HUD body, the outer assembly comprises a pedestal and a housing, the pedestal is provided with the housing, two opposite sides of the HUD body are provided with connecting seats, the pedestal is provided with two HUD supports, the HUD body is arranged between the two HUD supports, and the HUD body is provided with a plurality of connecting seats. Meanwhile, the connecting seats are installed at the top ends of the corresponding HUD supports, and the HUD body is located in the shell. According to the utility model, the 1668E integrated board is arranged near the HUD control board and is connected with the HUD control board, the 1668E integrated board is electrically connected with the HUD body, information input and power supply are carried out by connecting an external wire harness with a data structure arranged on the 1668E integrated board, an HDM I wire harness and a power supply wire harness do not need to be additionally arranged, tedious wire harness fixing steps are reduced, and installation is convenient.

The utility model belongs to the technical field of reservoir level monitoring, and particularly relates to a reservoir level monitoring device which comprises a fixing rod. The outer side of the fixing rod is sleeved with a first fixing sleeve column. The outer side of the fixing rod is sleeved with a second fixing sleeve column. The bottom of the first fixing sleeve column is rotationally connected with a pair of attaching rotating wheels. The bottom of the second fixing sleeve column is fixedly connected with a first connecting column. A sliding groove is formed in the side wall of the side, away from the second fixing sleeve column, of the first connecting column. During work, a ratchet wheel is pushed through a second connecting column to enter the fitting rotating wheel, the effect of fixing the fitting rotating wheel is achieved, and the situation that the fitting rotating wheel retreats downwards after the monitoring device body is fixed is reduced; the stability after the first fixing sleeve column and the second fixing sleeve column are fixed is improved; according to the whole device, by reducing the fixing step of installing the monitoring device body, the working efficiency of the whole installing step is improved.

The utility model relates to the technical field of power adapters, and discloses a power adapter convenient to assemble, which comprises an upper cover, a shell is fitted below the upper cover, a plurality of toggle clip assemblies are symmetrically arranged in the upper cover and the shell, each toggle clip assembly comprises a fixing plate, a limiting block is arranged above the fixing plate, and the limiting block is fixed on the fixing plate. A toggle clip base is arranged on the inner wall of the upper cover, connecting rods are fixedly connected to the protruding positions of the two sides of the toggle clip base, a right clamping block and a left clamping block are movably connected to the outer walls of the connecting rods, supporting plates are arranged on the outer wall of the right clamping block and the outer wall of the left clamping block, and tension springs are fixedly connected to the outer walls of the supporting plates. Therefore, when the power adapter is assembled, the step of screw fixing is omitted, the limiting block can be clamped and fixed by the two clamping blocks only through pressing, and the limiting block can be tightly fixed through the acting force continuously provided by the tension spring.

The utility model discloses a temperature sensor installation structure and an air conditioner, relates to the technical field of air conditioners, the temperature sensor installation structure comprises a panel and an installation rack, the installation rack is arranged on the panel, the installation rack is provided with an installation cavity and an installation port communicated with the installation cavity, and the installation port is communicated with the installation cavity. A temperature sensor is inserted into the mounting cavity from the mounting opening, so that the temperature sensor is mounted in the mounting cavity; according to the technical scheme provided by the utility model, the assembly efficiency of the temperature sensor can be improved.

The utility model discloses a jig for fixing a PCB (Printed Circuit Board) product in controlled deep processing, and the jig comprises a processing table of which the central position is provided with an accommodating groove and operation ports located at the two sides of the accommodating groove; the top block is arranged in the accommodating groove, and the top block is used for supporting the PCB; the rapid covering assembly comprises a control pedal located at the bottom of the machining table and two covering structures, the two covering structures are arranged on the two sides of the top of the control pedal in a mirror image mode and arranged in the operation opening, each covering structure comprises a covering plate, a limiting plate, a pull rope and a limiting spring, and the covering plates are located in the operation opening; the limiting plate is fixedly installed on one side of the inner wall of the operation opening, and a through hole is formed in the center of the limiting plate. According to the utility model, through the use of the top block and the rapid covering assembly, the PCB can be rapidly fixed and turned over, the water level processing efficiency of the PCB can be improved, the PCB which is being processed can be more comprehensively supported and covered, and the PCB is prevented from being suspended and damaged.

The invention discloses a trunk cover of a pickup truck, relates to the technical field of automobile parts, and aims to solve the technical problem that the trunk cover of the pickup truck in a tiled state is tedious in fixing step. The pickup truck trunk cover further comprises rails, at least one rail is arranged at the position, facing a trunk of the pickup truck, of the at least one frame assembly, and the rails are provided with sliding grooves. The locking piece comprises a rod seat which is in sliding connection with the sliding groove and is internally provided with a channel; the guide rod is provided with a head part and a rod body; the clamping seat is composed of a transverse plate and lug plates on the two sides, and guide blocks are arranged on the sides, close to each other, of the two lug plates; according to the pickup truck trunk cover provided by the embodiment of the invention, the slideable locking piece is additionally arranged on the track, so that when the pickup truck trunk cover is fixed, the clamping piece is only required to abut against the lower edge of the pickup truck trunk, the pressing rod is rotated clockwise, and the eccentric seat pushes the clamping plate of the clamping seat to move towards a truck body; the trunk cover of the pickup truck is fixed on the trunk of the pickup truck, so that the fixing steps are greatly reduced.

The utility model discloses a reinforcing steel bar ceramsite concrete light wallboard which comprises a main board, a heat preservation layer and a base board A. The heat preservation layer is arranged in the main board, the base board A is arranged on the heat preservation layer, a reinforcing steel bar assembly is arranged on the base board A, a ceramsite concrete layer is poured on the reinforcing steel bar assembly, a base board B is arranged on the ceramsite concrete layer, and the base board B is arranged on the ceramsite concrete layer. One side of the main plate is connected with a protection plate, a waterproof layer is arranged on the protection plate, the base plate A is embedded in the bottom of the positioning block on the steel bar A, and therefore a steel bar assembly is pre-fixed, movement during pouring is avoided, the step of manually fixing the steel bar assembly is omitted, production efficiency is improved, and the production cost is reduced. The contact area with the ceramsite concrete layer is increased through the positioning blocks, the stability of connection between the ceramsite concrete layer and the substrate B is improved, the contact area between the substrate B and the ceramsite concrete layer is increased through the connecting blocks arranged on the substrate B, and therefore the firmness of connection between the ceramsite concrete layer and the substrate B is improved, and the pressure resistance of the plate body is improved.

The utility model provides a mounting assembly and power distribution equipment, the mounting assembly is applied to the power distribution equipment, the power distribution equipment comprises a busbar and a plurality of functional modules electrically connected with the busbar, the mounting assembly comprises an outer shell, an inner shell, a first insulating column and a second insulating column, and the outer shell is provided with a mounting inner wall; the inner shell is configured to accommodate a plurality of functional modules, and the inner shell is arranged in the outer shell; one end of the first insulating column is fixed with the mounting inner wall, the other end of the first insulating column is configured to be fixed with the busbar, and a first preset distance is formed between the busbar and the mounting inner wall; the second insulating column and the first insulating column are arranged at an interval, one end of the second insulating column is fixed to the mounting inner wall, the other end of the second insulating column is fixed to the inner shell, a second preset distance is formed between the inner shell and the mounting inner wall, and the second preset distance is larger than the first preset distance. The above arrangement can simplify the structure of the power distribution equipment, reduce the production cost of the power distribution equipment, and meet the insulation requirements between the busbar and the outer shell and between the inner shell and the outer shell.

The present application relates to the field of battery technology, and specifically to a battery pack, including a battery pack and a box, wherein the battery pack is arranged inside the box, the battery pack includes a battery cell, the battery cell has a pole, and the pole is arranged on the large surface of the battery cell and close to the end in the length direction. The battery pack also includes a potting glue, and the potting glue is at least partially connected between the end in the length direction of the battery pack and the end beam of the box, and the bonding area between the potting glue and the metal area of ​​the battery pack is S1, and the bonding area between the potting glue and the box is S2, and the value range of S1 / S2 is 1 / 5-1 / 2. In the present application, the potting glue plays the role of insulation, fixing, and sealing at the same time, improves the installation stability of the battery pack, improves the energy density of the battery pack, and ensures the insulation and sealing performance of the battery pack.

The utility model discloses a power transmission line icing removing device on railway electric power and electrical engineering, which comprises a first clamping plate, the middle part of a second clamping plate is fixedly connected with a connecting shaft, the right side of the back part of the first clamping plate is rotatably connected with a second rotating wheel, and the tail part of the second rotating wheel is rotatably connected to the back part of the second clamping plate. According to the utility model, the first clamping plate, the second clamping plate and the second rotating wheel are matched for use, so that the first rotating wheel and the second rotating wheel can be clamped on the surface of a power transmission line, when the device is installed, the deicing box is located in front of movement, the servo motors are powered on, and the output ends of the two servo motors rotate in opposite directions; the servo motor drives the first rotating wheel to drive the device to move on the surface of the power transmission line, and meanwhile, the device is matched with the ice breaking block to repeatedly impact the ice block, so that the ice block is broken, the device can reduce the adjusting frequency of workers, the whole power transmission line is subjected to ice breaking, and then the effect of saving manpower is achieved.