22results about How to "To achieve the locking effect" patented technology

The invention discloses a compressive property detection device of an electronic device circuit board and a use method, relates to the technical field of circuit board testing, and aims to solve the technical problem that the existing circuit board compressive property test device is relatively single in function. According to the circuit board compressive property testing device, the structure of an existing circuit board compressive property testing device is improved, the downward pressing air cylinder is arranged on the testing base frame, the installation pressing plate is arranged at the output end of the downward pressing air cylinder, the mode adjusting mechanism is arranged on the installation pressing plate, and the opposite moving assembly of the mode adjusting mechanism drives the fluctuation adjusting assembly to move; the fluctuation adjusting assembly enables the structure of the rotary pressing assembly to be changed, so that a static pressure test state and a dynamic bump test state can be switched when the pressure test head is in contact with the circuit board to carry out a pressure resistance physical test, and the pressure resistance and the pressure resistance and impact resistance of the circuit board are tested. And a simulation test mode with multiple effects is beneficial to improving the product quality and reliability.

The invention relates to the related technical field of electric isolation switches, in particular to a grounding switch double-control structure of an electric isolation sectioning device, which comprises an isolation switch bracket, a wire inlet connecting seat, a wire outlet connecting seat, a wire holder and a grounding assembly, a first-stage rotating shaft and a third-stage rotating shaft are rotatably installed between the left side and the right side of the disconnecting switch support, a second-stage rotating shaft is rotatably installed at the right side end of the disconnecting switch support, the wire inlet connecting base is fixedly connected to the rear side end of the disconnecting switch support through a rear insulating base, and a wire inlet conductive plate is integrally formed on the upper surface of the front side end of the wire inlet connecting base. A power box, a servo motor, a speed reducer, a rotating shaft, a first-stage connecting rod, a second-stage connecting rod and a third-stage connecting rod are used for driving a first-stage rotating shaft, and a plurality of groups of fourth-stage connecting rods and insulating pull rods are used for driving a plurality of wire holders, so that the synchronous opening and closing of the plurality of wire holders are realized, the opening and closing convenience of the isolating switch is improved, and a worker can conveniently carry out daily maintenance on the isolating switch.

This application relates to a multi-isothermal stamping die, belonging to the field of stamping die technology. The multi-isothermal stamping die includes a lower stamping die, an upper main die base, and side die bases. The lower stamping die is provided with a lower die base for placing forgings. The side die bases include a left die base and a right die base. The left die base includes a left sliding block and a left die body disposed on the left sliding block. The right die base includes a right sliding block and a right die body disposed on the right sliding block. Both the left and right die bodies are equipped with a first heating element for heating. The lower die base is provided with a second heating element. The left and right die bodies abut to form a product forming cavity. The left die base, right die base, and lower stamping die are all provided with heat insulation structures to reduce heat loss. This application has the effect of heating the product forming cavity, ensuring the temperature stability of the stamping area, and improving the forming effect.

The utility model provides a supporting structure for beam welding. Comprising cross beams, clamping plates are arranged on the upper sides and the lower sides of the two sets of cross beams, one sides of the clamping plates are fixedly connected with connecting plates, the connecting plates are connected with fixing plates, cavities are formed in the fixing plates, adjusting mechanisms are arranged in the cavities, the adjusting mechanisms are connected with locking mechanisms, and one sides of the connecting plates are connected with connecting frames. By arranging the clamping plates, the upper side and the lower side of the cross beam can be clamped, the rubber pads on the clamping plates can provide additional buffering and anti-skid effects, vibration can be reduced, the surface of the cross beam is prevented from being damaged, the cross beam is allowed to move to a certain degree when thermal expansion generated by welding is conducted, and the welding quality is improved. And residual stress caused by welding is reduced, the deformation risk is reduced, additional connecting parts are reduced through the welding mode, the structure is simplified, holes in the connecting position are reduced, the corrosion possibility is reduced, and the corrosion resistance of the structure is improved.

The utility model relates to the technical field of armored doors, in particular to a fireproof and smoke-proof sealed armored door which comprises a door frame structure, a door body structure is hinged in the door frame structure, a locking structure is embedded in the door body structure, the door frame structure comprises a wall body, a frame body embedding groove is formed in the wall body, and side frame strips are embedded in the two sides of the frame body embedding groove. Connecting clamping grooves are formed in the outer side surfaces of the upper ends and the lower ends of the side frame strips, the connecting clamping grooves and the connecting clamping strips are clamped, the top frame strips are clamped to the upper ends of the side frame strips through the connecting clamping grooves and the connecting clamping strips, and the bottom frame strips are clamped to the lower ends of the side frame strips through the connecting clamping grooves and the connecting clamping strips. In the utility model, the door frame structure which is originally exposed and is connected between the wall body and the door body structure is completely embedded and hidden in the wall body at the door opening, and the door frame structure is protected by utilizing the wall body, so that the possibility that external personnel forcibly dismantle the whole armored door by damaging the door frame is avoided, and the protection capability of the whole armored door is greatly improved; and smoke and fire can be prevented.

The utility model relates to the technical field of machining of mechanical parts, in particular to a scrap iron adsorption device for manufacturing of mechanical parts, which comprises a support frame, fixing blocks are arranged on two sides in the support frame, vibration devices are arranged on the tops of the fixing blocks, and a mounting frame is fixedly arranged on the tops of the vibration devices. And a placing groove is formed in the top of the mounting frame. The vibration device is connected with the mounting frame, scrap iron in parts in the screening box is vibrated out, the scrap iron falls into a tray below through a square hole formed in the bottom of the mounting frame, a magnetic block arranged at the bottom of the tray plays a role in adsorbing the scrap iron, the falling speed of the scrap iron in the vibration process of the parts is increased, and the production efficiency of the parts is improved. Second telescopic rods arranged on the two sides of the interior of a supporting frame are connected with a positioning plate through second springs, the fixing effect on the tray is achieved, iron chips are conveniently collected through installation of the tray, and meanwhile the situation that the iron chips make direct contact with magnetic blocks and are difficult to take out is avoided.

The utility model relates to the technical field of mobile phone fixing clamps, in particular to a mobile phone waist fixing clamp, which comprises a placing frame, a fixing assembly and a clamping assembly, the clamping assembly comprises a mounting seat, a buckling block and a locking block, the mounting seat is arranged at the top of the placing frame, the mounting seat and the placing frame are of an integrated structure, the buckling block is rotatably arranged in the middle of the mounting seat, and the locking block is arranged in the middle of the mounting seat. The locking block is movably mounted on the top surface of the buckling and pressing block, a limiting rod is arranged on the bottom surface of the locking block, the limiting rod extends towards the mounting seat, an unlocking groove matched with the limiting rod is formed in the lower end of the mounting seat, and a limiting plate is arranged at one end of the unlocking groove. When the mobile phone falls down, the mobile phone screen can face the direction of the placing frame, and the mobile phone shell faces the outer side, so that when the mobile phone falls down, the mobile phone screen is protected, a locking block is pushed, a limiting rod and an unlocking groove are staggered, the locking effect on the mobile phone is achieved, and the situation that the mobile phone falls off during violent activities is prevented.

The utility model relates to the technical field of paper holders, in particular to a folding anti-skidding paper holder which comprises a holder bottom, a holder top and a connecting assembly, the holder top is arranged above the holder bottom, the connecting assembly is arranged between the holder top and the holder bottom, the connecting assembly comprises connecting pieces, a supporting hard plate and a swinging piece, the connecting pieces are distributed on the four edges of the top face of the holder bottom, and the supporting hard plate is connected with the swinging piece. The supporting hard plates are arranged at the two ends of the bottom face of the supporting top, clamping grooves are formed in the positions, close to the supporting hard plates, of the top face of the supporting bottom, the swing pieces are arranged on the two sides of the supporting top, a first reinforcing groove is formed in one end of the top face of each swing piece, one end of each swing piece is connected with an extension piece, and a second reinforcing groove is formed in the middle of each extension piece. When beverage packaging is carried out, after the supporting top and the supporting bottom are used in cooperation with the bottom of a cup, the swing piece and the extension piece can be turned over towards the cup cover, after turning over, the first reinforcing groove or the second reinforcing groove is buckled to the cup cover according to the size of the cup, and the paper support is prevented from being separated from the cup.

The utility model belongs to the technical field of automobile cup holder, especially a telescopic adjusting automobile cup holder, it includes support, this automobile cup holder still includes: swing door, swing door slidingly connects in the front side of support, bracket, bracket slidingly connects in the support, two moving plate, in the utility model, through the whole device and automobile center console are connected by adhesive tape, the user can be according to the habit of use and the environment of automobile center console and then be connected fixedly at will, then through the user control handle and move, handle movement can control swing door and move, along with the movement of swing door, swing door can assist bracket and move telescopically, at this time the user can place the cup in bracket, and positioning plate can contact with support bottom, realize the effect of locking to whole device, and be in the inside of support when stopping using, prevent damage, increase the life.

The CNC automobile part machining jig stable in limiting comprises a base, a supporting table is fixed to the upper end face of the base, a mounting plate is fixed to the left end face of the supporting table through bolts, a movable rod is connected to the mounting plate, a pressing rod is connected to the supporting table in a sliding mode, and the pressing rod corresponds to the movable rod in position. The pressing rod makes contact with the special-shaped automobile part, the special-shaped automobile part makes contact with the supporting table, and a pressing block is arranged on the upper side of the special-shaped automobile part and used for limiting. According to the CNC automobile part machining jig stable in limiting, the whole jig is of a profiling structure, it can be guaranteed that the whole jig can be better matched with a special-shaped automobile part, the locking effect of the special-shaped automobile part can be achieved through the multi-direction nesting positioning mechanism, the stability of the special-shaped automobile part is guaranteed, and the machining precision of the special-shaped automobile part is improved. The conditions of size deviation, poor machining and the like during CNC machining can be prevented, products can be better protected from being damaged, and the requirement of customers for the size is met.

The invention relates to the technical field of anode plate cutting, and particularly discloses a plate body fixing device for anode plate cutting, the plate body fixing device comprises a mounting seat, a cutting assembly is mounted on one side of the top surface of the mounting seat, the cutting assembly is used for cutting an anode plate, and a first through groove is formed in the side wall of the mounting seat; a first through groove is formed in the mounting base, a moving assembly is mounted in the first through groove in a matched mode, clamping pieces are symmetrically arranged on the moving assembly and used for clamping an anode plate, a groove is formed in the end face of the mounting base, a sliding piece is mounted in the groove in a matched mode, mounting grooves are symmetrically formed in one side of the groove, and auxiliary mechanisms are arranged in inner cavities of the mounting grooves. According to the plate body fixing device for cutting the anode plate, the sliding part and the clamping part are arranged in the plate body fixing device for cutting the anode plate, so that the second mounting plate can ascend before clamping of the device, and the efficiency of adjusting the position of the anode plate is improved through rolling of balls on the second mounting plate.

This utility model relates to the field of grinding machine fixture technology, specifically a mold grinding machine fixture, including a base body. A rotation limiting mechanism is provided at the upper end of the base body, and a clamping mechanism is provided at the upper end of the rotation limiting mechanism. The clamping mechanism includes a lower limiting slide plate. A left clamping plate is integrally formed on one side of the upper part of the lower limiting slide plate, and a right upright plate is integrally formed on the other side of the lower limiting slide plate. A threaded pressure rod is threadedly connected to the right upright plate, and one end of the threaded pressure rod is rotatably connected to the right clamping plate. The right clamping plate is slidably connected to the lower limiting slide plate, and a dust removal component is slidably connected to the inner side of the right clamping plate. This utility model, by designing a rotation limiting mechanism between the base body and the clamping mechanism, allows the workpiece fixed at its upper part to rotate 30° to adjust its position. Furthermore, the dust removal component in the clamping mechanism not only removes dust but also allows for easy removal and cleaning.

The utility model belongs to the technical field of medical auxiliary tools, and particularly relates to a gynecological endoscopic surgery position pad which comprises a connecting block, a locking block, a locking cavity, a containing shaft, a locking rod, a sliding plate, an abutting block and a rubber layer, the two opposite side walls of a lifting air bag are fixedly connected with the connecting block, and the side wall of one side of the connecting block is fixedly connected with the locking block; a locking cavity is formed in each locking block, each connecting block is rotationally connected with a storage shaft, each storage shaft penetrates through the corresponding connecting block, one end of each storage shaft extends into the corresponding locking cavity, one side, away from the lifting air bag, of each locking block is rotationally connected with a locking rod, the locking rods are in threaded fit with two sliding plates, and one end, away from the corresponding locking rod, of each sliding plate is fixedly connected with an abutting block. The face, close to the storage shaft, of each abutting block is fixedly connected with a rubber layer. The body position pad solves the problems that in the prior art, a patient feels uncomfortable in the operation process, the body pulls an elastic bandage, friction is generated between a movable rod and a clamping block, and the structures of the movable rod and the clamping block are damaged, practicability of the body position pad is improved, and the service life of the body position pad is prolonged.

The present invention relates to the technical field of ceramic core molding feeders, and in particular to a pressure injection feeder for ceramic core molding. The present invention provides such a pressure injection feeder for ceramic core molding, including a base frame, a support seat, a controller, a pressure injection assembly and a mold, etc. A support seat is connected to the middle of the top of the base frame, and a pressure injection assembly is provided on the support seat. A controller is provided on the right side of the top of the base frame. A mobile frame is slidably connected to the front side of the top of the base frame, and a mold is installed on the mobile frame. A plurality of injection cavities are opened in the mold. Through the cooperation of the push block and the inclined rod, after completing the feeding of an injection cavity, the mold can be automatically pushed to rotate so that the next injection cavity is aligned with the pressure injection head. The integrated design facilitates the continuous pressure injection and feeding of the ceramic core, improves the overall work efficiency, and allows the feeding work to be carried out continuously.

The utility model relates to the field of liquid crystal display screen equipment, and discloses a modularized splicing buckle type liquid crystal display screen which comprises an installation frame, a liquid crystal screen is detachably connected to the front surface of the installation frame, a buckle assembly is arranged on the rear surface of the installation frame, an auxiliary assembly is arranged on the bottom face of the installation frame, and the buckle assembly comprises a buckle plate. A mounting hole is formed in the rear surface of the mounting frame, fixing bolts are detachably connected to the upper end and the lower end of the buckle plate, a positioning groove is formed in the position, close to the lower side of the fixing bolts, of the front surface of the buckle plate, and a mounting groove is formed in the axis position of the right surface of the buckle plate. According to the utility model, the parts such as the buckle plate, the rolling ball, the telescopic rod and the like in the buckle assembly are matched with each other by utilizing the connection relationship, so that the smoothness in the embedding process of the equipment is improved, the mounting convenience of the buckle assembly is enhanced, the locking effect on the buckle assembly is realized, and the positioning effect of the equipment is enhanced.

The application discloses a kind of aluminium profile curtain wall protective window rail welding-free buckle device and installation method, it is related to building engineering technical field, including, fixed piece, fixed and worn in the curtain wall keel;Connecting female end, detachably set on the outside of the fixed piece;Connecting male end, set in the end of the rail, with the connecting female end plug-in cooperation, and form self-locking.The beneficial effects of the application are that the fixed piece is fixed on the curtain wall keel, the connecting female end is arranged on the fixed piece, and the connecting male end is arranged on the rail. When the connecting male end is inserted into the connecting female end, the locking effect is achieved, and the rail is fixed on the curtain wall keel. The effect of quick installation is achieved, which saves time and effort and improves work efficiency.

The utility model discloses a wine box locking structure which comprises a female buckle and a male buckle, an inserting hole is formed in the center of the front end of the female buckle, and an inserting groove is formed in the center of the rear end of the female buckle. When the wine box is locked, the male buckle is embedded in a paperboard for sealing the wine box, so that when the wine box is in a closed state, the inserting column on the male buckle is inserted into the inserting groove in the female buckle and is matched with the irregular clamping teeth A on the female buckle and the irregular clamping teeth B on the male buckle, and the effect of locking the wine box is achieved. When the wine box needs to be opened, the paper board embedded in the male buckle is torn off, the wine box can be opened from right to left, the situation that the anti-fake effect of the wine box is affected due to the fact that a locking part of the wine box is easy to open is avoided, and the anti-fake function of the wine box is effectively improved.

The utility model relates to food processing manufacturing field discloses a kind of processing and preparation device of instant bird's nest, including box, the bottom end of box lateral wall is provided with water injection pipe, the bottom end of box is provided with drain pipe, the outer wall of box is provided with door plate, the inner wall of fixed block is fixedly connected with guide block, the inner wall of guide block is slidably connected with T block.In the utility model, the preparation device is provided with a pull-out assembly. By pushing the door plate, the T block will extrude the inclined surface of the lever. When passing through the hole of the T block, the lever will be pushed by the spring, thereby completing the clamping of the T block and locking the position. When the heated bird's nest metal can needs to be taken out, pull the door plate and the push rod at the same time, cancel the limit, and the T block will clamp the second group of levers, thereby achieving the locking effect of the opening and closing state of the door plate.

The utility model discloses a locking device for back doors of a refrigerator car, which relates to the technical field of refrigerator cars and comprises a carriage body, two back door bodies are rotatably connected in the carriage body, two lock rods are rotatably connected to one side of each back door body, and two positioning blocks are fixedly mounted on one side of each back door body. Two supporting blocks are fixedly mounted on one side of the rear door body, the T-shaped plate can be parallel to the ground through mutual cooperation of the rear door body, the T-shaped plate, the connecting rod, the mounting plate and the torsional spring, and the T-shaped plate can be clamped in the supporting box through mutual cooperation of the rear door body, the T-shaped plate, the supporting box, the movable plate, the mounting column and the first spring. And then the rear door body is locked on one side of the compartment body, the situation that the rear door body collides with the two sides of the compartment body due to random rotation is avoided, the locking effect on the rear door body is achieved, and workers can conveniently use the compartment body and the rear door body.

The utility model discloses a stamping die easy to demould, which belongs to the technical field of dies and comprises a lower die and an upper die. The lower die is connected with the upper die; the lower mold is connected with an automatic demolding assembly; the upper mold is connected with a locking assembly; and the lower die is connected with the locking assembly. The injection molding liquid is poured into the lower mold, the upper end of the positioning rod is inserted into the upper mold, the upper mold and the lower mold are fixed through the locking assembly and the positioning rod, the injection molding liquid is cooled through the condensation pipe to form a workpiece, the upper mold is taken out, and the output end of the air cylinder pushes the sliding block to move upwards under the limiting and guiding effects of the sliding rail. The sliding block drives the ejection block to move upwards, the ejection block ejects the workpiece upwards, and the output power of the air cylinder can be adjusted according to the weight of the workpiece, so that the device is suitable for workpieces with different weights, and the situation that the workpiece is ejected out of the lower die to fall off due to too large ejection force or the situation that the workpiece cannot be ejected out due to insufficient ejection force is avoided.