308results about How to "Avoid position shift" patented technology

The utility model discloses an interphase paper insertion machine, which relates to the technical field of automatic motor assembly equipment and comprises a workbench, a transferring mechanism for transferring iron cores, a paper insertion mechanism for inserting interphase paper into the iron cores, a carrying mechanism for carrying the iron cores and a storage mechanism for storing the iron cores. The paper inserting mechanism is provided with a limiting assembly used for limiting an iron core, the limiting assembly comprises a support, a longitudinal movement driving device, a vertical movement driving device and a movable pressing disc, the longitudinal movement driving device is installed on the support, and the vertical movement driving device is installed at the output end of the longitudinal movement driving device. The pressure plate is rotatably mounted at the output end of the vertical movement driving device; limiting in the iron core paper inserting process is achieved through the limiting assembly, iron core position deviation is prevented, and the paper inserting precision is improved; and the pressure plate is rotatably mounted at the output end of the vertical movement driving device, so that the position interference is avoided while the iron core is limited.

The invention relates to the technical field of bearing production and conveying, and discloses a conveying device for deep groove ball bearing production, which comprises a conveying platform, the left side of the conveying platform is fixedly connected with a blanking plate, the right side of the conveying platform is provided with a conveying belt, and the bottom of the conveying platform is fixedly connected with a fixing frame. An intermittent arrangement mechanism is arranged at the top of the fixing frame and comprises a motor, the motor is fixedly connected to the top of the fixing frame, bearings can be conveyed through rotation of a conveying disc, the bearings are prevented from being stacked together, and the bearings can be intermittently limited through front-back movement of a limiting rod; therefore, intermittent conveying and arrangement of the bearings are achieved, mutual extrusion and accumulation of the bearings can be avoided, materials are kept to be evenly distributed on the conveying belt, the conveying belt runs smoothly, the shutdown cleaning frequency caused by blockage is reduced, the continuous production process is guaranteed, and the conveying efficiency is effectively improved.

The utility model discloses a power distribution cabinet transfer trolley, and relates to the technical field of power distribution cabinets, the power distribution cabinet transfer trolley comprises a trolley body and is suitable for power distribution cabinet transfer, the trolley body comprises a bearing bottom plate, a push rod is fixedly installed at the rear end of the top of the bearing bottom plate, and a power distribution cabinet body is arranged at the top of the bearing bottom plate. A positioning unit is arranged at the top of the bearing bottom plate, a protection unit is arranged on the inner surface of the positioning unit, the positioning unit comprises a moving groove formed in the top of the bearing bottom plate, and positioning plates are movably installed on the two sides of the moving groove. The motor is arranged to drive the driving wheel to drive the transmission belt to drive the driven wheel to rotate, so that the rotating gear rotates to drive the tooth brake plates on the two sides to drive the positioning plates on the two sides to relatively move in the moving groove, the distance between the positioning plates on the two sides is conveniently adjusted according to the size of the cabinet body, and the use convenience is improved.

The utility model relates to the technical field of cutting equipment, and discloses a cutting device for aluminum alloy door and window machining, which comprises a machining table, the top of the machining table is fixedly connected with a supporting plate, and the top of the machining table is fixedly connected with an electric push rod. An output shaft of the electric push rod is fixedly connected with a supporting column slidably connected with the interior of the machining table, the top of the supporting column is fixedly connected with a supporting frame, the top of the supporting frame is fixedly connected with a hydraulic rod, and an output shaft of the hydraulic rod extends into the supporting frame. A hydraulic rod is fixedly connected to the top of the machining table, a pressing disc is fixedly connected to an output shaft of the hydraulic rod, a cutting table is fixedly connected to the top of the machining table, a cutting machine is installed on the outer side of the cutting table, and the number of the supporting columns is two. The cutting device for aluminum alloy door and window machining has the beneficial effects that aluminum alloy profiles needing to be cut are lifted and cut, and the influence on the cutting table is prevented.

The utility model provides a double self-locking hydraulic cylinder, which belongs to the technical field of hydraulic cylinders and comprises a cylinder body and a piston rod, the top of the cylinder body is fixedly connected with an annular lock cover sleeved outside the piston rod, the outer wall of the annular lock cover is fixedly connected with a support arranged at the top of the cylinder body, and an annular clamping seat is rotatably arranged in an inner cavity of the annular lock cover. A self-locking piece is fixedly installed on the circumferential inner wall of the annular clamping base, clamping grooves corresponding to the self-locking piece are evenly formed in the outer wall of the piston rod in the longitudinal direction, and a rotary clamping assembly for driving the annular clamping base to rotate is arranged in an inner cavity of the support. The annular clamping base is driven by the rotary clamping assembly to rotate in the circumferential direction of the inner cavity of the annular lock cover, so that the annular clamping base drives the self-locking piece to be clamped into the clamping groove in the corresponding position, the stability of the position where the piston rod is located after extension is guaranteed, and the position change is avoided by locking the position of the piston rod through the two sides.

The utility model belongs to the technical field of molds, and particularly relates to a multi-ejection mechanism of an automobile through type tail lamp injection mold. The tail lamp injection mold comprises a tail lamp injection molding fixed mold and a tail lamp injection molding movable mold, and a plurality of upper molding inlaying seats are arranged in the tail lamp injection molding fixed mold. In the injection molding process, the tail lamp injection molding fixed mold and the tail lamp injection molding movable mold are close to each other, so that the upper molding inlay seat and the lower molding inlay seat are matched in an abutting mode, then a complete cavity is formed through matching of the bottom side auxiliary molding cooling piece, and the bottom side auxiliary molding cooling piece is used for assisting in molding a bottom side structure of a plastic piece. Molten materials are injected into the cavity through the injection molding part, after injection molding is completed, a bottom side component of a plastic part can be cooled through the bottom side auxiliary molding cooling part, the surface quality of a thin-wall part is improved, after mold opening, the molded plastic part can be ejected out in multiple directions through the multiple-direction ejection assembly, the ejection area is large, and the injection molding efficiency is improved. And meanwhile, the plastic part is prevented from inclining and overturning during ejection, and the quality of the plastic part is guaranteed.

The utility model relates to the technical field of filter cotton production, in particular to an air filter filter cotton edge pressing device which comprises a working plate, a plurality of supporting columns are fixed to the bottom end of the working plate, and a guide mechanism used for guiding filter cotton is arranged at the position, close to the left end, of the top face of the working plate. An edge pressing mechanism used for pressing edges of the filter cotton is arranged at the position, close to the right end, of the top face of the working plate and comprises two vertical plates fixed to the position, close to the right end, of the top face of the working plate and two edge pressing rods rotationally connected between the two vertical plates and arranged up and down. According to the edge pressing device, filter cotton needing edge pressing can be guided by arranging the guide mechanism, edge pressing operation can be performed on the filter cotton needing edge pressing by arranging the edge pressing mechanism, and the distance between the two adjusting plates can be adjusted by arranging the adjusting mechanism, so that edge pressing operation can be performed on the filter cotton with different widths; and the position deviation of the filter cotton in the edge pressing process can be prevented.

This invention provides a phased array testing device and method for fillet welds in pipe fittings, belonging to the field of non-destructive testing technology for pressure-bearing components. It can at least partially solve the problems in existing technologies such as difficulties in pre-treatment of fillet welds in confined spaces, inconsistencies in the positions of the pre-treatment zone and the testing zone, and unstable coupling in composite curvature regions. The invention includes: a shared motion platform with an installation interface at its front end, a guide component on one side, and a support component on the other side; a pre-treatment head and a testing head are respectively connected to the shared motion platform through the same installation interface. The pre-treatment head includes a grinding assembly and a limiting structure, and the testing head includes a phased array sensing unit and a coupling structure. By sharing the same installation interface and guiding reference, this invention achieves positional consistency between the pre-treatment zone and the testing zone, improving the feasibility and repeatability of in-service testing in confined spaces.

The utility model relates to the technical field of battery production and manufacturing, in particular to a turret mechanism and a winding device, and the turret mechanism comprises a rack, a roll changing unit, two supporting units and two bracket units. The roll changing unit is arranged on the rack and comprises a first turret structure and a second turret structure. The two supporting units are connected with the first turret structure and the second turret structure respectively, each supporting unit comprises a supporting plate, and each supporting plate is provided with a limiting terminal. The two support units are arranged on the rack, each support unit comprises a limiting piece, each limiting piece is provided with a limiting groove, and the limiting terminal enters the limiting groove to form limiting. The winding device comprises winding shafts and the turret mechanism, one end of each winding shaft is connected to the first turret structure, and the other end of each winding shaft is connected to the second turret structure. According to the turret mechanism and the winding device, the position deviation of the winding shaft can be avoided, normal production is guaranteed, and the production efficiency is improved.

The utility model discloses a kind of gap detection devices for elevator maintenance, it is related to gap detection device technical field, including device main body, moving frame, handle and gap detection head, the device main body front end is provided with fixed plate, mobile frame is slidably connected on fixed plate, the rear side of fixed plate is provided with left and right two spring rods, the rear end of mobile frame is fixedly connected with left and right two spring blocks, battery is fixedly installed in device main body interior, double-head motor is provided in front of battery, thread rod is provided at the left and right ends of double-head motor, wherein when detecting, mobile frame moves synchronously with gap detection head penetrating gap, the elastic force of spring rod ensures that mobile frame and gap edge are closely combined, avoid position deviation caused by unstable combination;after mobile frame is in position, double-head motor drives hexagonal slider to quickly lock mobile frame position, when mobile frame front end accurately points to scale data, realize the coherent process of "real-time combination-stable locking-accurate reading".

The utility model provides a kind of push plate feeding mobile machine with feeding limiting structure, including feeding hopper, the bottom surface of the feeding hopper is fixedly connected with support seat, the side surface of the support seat is fixedly connected with support block, the upper surface of the support block is fixedly installed with electric cylinder, the telescopic end of the electric cylinder is fixedly installed with push plate assembly, the outer surface of the feeding hopper is fixedly connected with two limit slides, involve push plate feeding mobile machine field.The utility model is through the cooperation of limit slide and limit slide, limit switch, when push plate assembly reaches preset position, limit slide triggers limit switch, controller immediately controls electric cylinder to stop, ensure that material can be accurately pushed to feeding station each time, in addition to the feeding confusion problem that easily appears when multiple material stacks, the first flow baffle and second flow baffle of the structure can guide material to move stably upwards in pushing process, ensure the accuracy of feeding sequence.

The utility model discloses a base material conveying structure applied to a textile machine, which comprises a textile device, a base material storage rack is arranged on the rear side of the textile device, a swing rod assembly is arranged on the base material storage rack, a moving assembly capable of moving along the direction of the swing rod assembly is arranged on the swing rod assembly, and the base material storage rack is provided with a base material conveying mechanism. An adjusting assembly used for adjusting the position of the moving assembly is arranged on the swing rod assembly, an angle positioning structure used for fixing the angle of the swing rod assembly is arranged between the swing rod assembly and the base material storage frame, and two positioning roll shafts are arranged on the moving assembly at intervals. Through the innovative synergistic effect of the swing rod assembly and the moving assembly, accurate and flexible adjustment of the input direction of the base material is achieved, the stability after adjustment is ensured through a reliable positioning structure, and therefore the quality and efficiency of textile production are improved, and diversified textile process requirements are met.

This invention discloses a multi-zone controlled heating device for an electrode hot water boiler, relating to the field of electrode hot water boiler technology. It includes a partition and a synchronization assembly. A column is fixed to the top surface of the partition, and a fixing frame is mounted on the outer side of the column. Fixed shielding sleeves are fixedly connected to both ends of the fixing frame, and electrode columns are arranged inside the fixed shielding sleeves. An insulating sleeve is mounted on the top of each electrode column. The synchronization assembly is located in the middle of the partition and includes a protective cover. A protective cover is also mounted on the bottom of the partition. This invention uses a multi-level shielding structure composed of fixed and movable shielding sleeves to achieve graded shielding of the electrode columns. The spacing between the shielding structures increases progressively from bottom to top, gradually increasing the effective conductive exposure area of ​​the electrode columns along the water flow direction. This allows for gradual gradient heating of the electrolyte solution flowing from bottom to top, ensuring the water temperature rises steadily to the set temperature and significantly improving heating uniformity and efficiency.

The invention discloses a vibration feeder for producing and processing Jincherry sealing rings, relates to the technical field of feeders, and aims to solve the problems that in the process of material vibration leading-out and conveying, the phenomenon of staggered stacking is likely to occur under vibration, material blocking occurs during conveying after stacking, and normal operation of material conveying is affected. According to the vibration feeder for producing and processing the golden cherry sealing rings, through cooperation of the pressing wheel and the rubber rings, when the pressing wheel is driven by the conveying mechanism to rotate, the rubber rings are driven to rotate, through protrusions on the surfaces of the rubber rings, materials reaching the positions are driven to move and enter the conveying mechanism in the rotating process, and meanwhile when the materials guided out through vibration are stacked, the materials are conveyed to the conveying mechanism. The rubber ring better drives the material at the top to move through deformation and friction force increase under contact pressure, the material guided out through vibration is convenient to convey, meanwhile, material clamping is avoided, meanwhile, the material reaching the position is independently brought in and conveyed, and material stacking is avoided.

The utility model discloses a wire and cable pay-off rack with elevating mechanism, including the support component of fixedly to ground, the rotary arm of hinged in support component top, linear telescopic power mechanism, control structure, rotary arm positioning structure and wire part. Rotary arm and support component hinge place are equipped as first hinged point, the power part end of linear telescopic power mechanism is hinged with support component, and its telescopic department outer end is hinged with rotary arm, control structure controls linear telescopic power mechanism telescopic, one end of rotary arm positioning structure is connected with rotary arm, and the other end is detachably connected with support component, and rotary arm positioning structure has hinged structure. The utility model discloses wire and cable pay-off rack height flexible adjustable: through the rotary arm rotation of air cylinder drive around hinged point, combines the safety control of air path switch valve, can realize the lift of rotary arm, adapts the demand of different construction scene, and promotes construction adaptability.

The utility model provides a safe transformer neutral point grounding protection device. The safe transformer neutral point grounding protection device comprises a main body mechanism and a supporting mechanism, the main body mechanism comprises a mounting plate, a lightning arrester and a neutral point isolation switch, the lightning arrester and the neutral point isolation switch are both mounted on one side of the mounting plate, a second sliding rail is mounted on one side of the mounting plate, and a second sliding block is slidably connected into the second sliding rail; the supporting mechanism comprises a base, a supporting rod is mounted on one side of the base, and one end of the supporting rod is fixedly connected with the mounting plate; a second screw rod is rotated to be matched with a threaded sleeve to drive a second sliding block and a current transformer to move, the distance between the current transformer and a lightning arrester can be conveniently adjusted according to requirements, a first screw rod is rotated to drive a connecting plate to move after adjustment, a rubber pad on one side of the connecting plate is attached to a gear, and the current transformer is fixed. And the gear and the second screw rod are extruded and fixed, so that the position deviation of the current transformer caused by the deflection of the second screw rod is prevented.

This utility model discloses a lithium battery aluminum shell defect detection device, including a body; a hatch is movably connected to the front of the body; a data display is installed on the outer side of the body; a moving mechanism is fixedly connected to the inner cavity of the body. The moving mechanism includes a base plate, the bottom of which is fixedly connected to the inner cavity of the body, and a motor fixedly connected to the top of the base plate. A threaded rod is fixedly connected to the output end of the motor, a transmission screw block is sleeved on the surface of the threaded rod, a transmission slider is fixedly connected to the back of the transmission screw block, and a limit rail is slidably connected to the bottom of the transmission slider. This utility model, through the coordinated arrangement of the moving mechanism, clamping mechanism, and flipping mechanism, changes the traditional shell detection device's limitation of only being able to perform single-sided detection and requiring manual flipping, which affects detection efficiency. It can automatically flip to perform comprehensive detection of the shell surface, greatly improving overall work efficiency.

The utility model is suitable for network transformer processing technical field discloses a kind of network transformer disc dismantling device, second installation stand is uniformly had in both ends of installation platform side, two groups of second installation stand top side are between being provided with connecting crossbeam, and connecting crossbeam is set on installation platform outside upper side, and the side away from connecting crossbeam of installation platform is provided with self-made synchronous belt module, full material disc positioning mechanism is set in self-made synchronous belt module top, two groups of top side are provided with module mounting plate, and synchronous belt module is set in template mounting plate side, and installation platform top is provided with baffle material disc cylinder, two groups of second installation stand top are provided with second linear slide rail.The utility model technical scheme can realize the automatic feeding, positioning, disc changing and empty tray recycling of material tray, without manual intervention throughout, simultaneously, each actuating mechanism is controlled by control system to realize unified timing control, action is coherent without interference, degree of automation is high, improves disc dismantling efficiency.

The invention discloses an electric control box, and the box comprises a box body which is provided with a mounting groove; the control panel is mounted in the mounting groove, and the control panel comprises a main board body and a power device connected to the main board body; the radiator is in heat-conducting connection with the power device; and the insect-proof cover covers one side, back on to the radiator, of the power device, and an insect-proof space for accommodating the power device is defined between the insect-proof cover and the radiator. Through local sealing protection of the power device, comprehensive sealing of the whole electric control box is not needed, infestation of insects to core components is accurately blocked, and protection redundancy caused by integral sealing is avoided. In terms of heat dissipation efficiency, heat transfer loss is reduced through direct heat conduction connection of the radiator and the power device, meanwhile, heat exchange between the radiator and the outside is not affected by the layout of the insect-proof cover, and the heat dissipation effect is guaranteed; on the aspect of structural optimization, the overall sealing structure is simplified through the local protection design, the size of the electric control box is reduced, and the assembly complexity and the production cost are reduced.

This invention provides a rotor structure, a motor, and a compressor, belonging to the category of energy-saving electric motors. The rotor structure includes a shaft core, magnets, and a locking component. The magnets are mounted on the outer peripheral wall of the shaft core, and the locking component passes through the magnets and connects to the shaft core. The locking component has a first cooling channel extending axially, and the shaft core has a second cooling channel. One end of the first cooling channel communicates with the external environment, and the other end communicates with the second cooling channel. In this invention, the locking component simultaneously performs both fixing and cooling functions, achieving an integrated structural design and improving the heat dissipation effect of the magnets.

The utility model discloses a kind of anti-drop suspension type air filter cartridge, it is related to air filter cartridge technical field, including inner cylinder core, the one end of inner cylinder core is equipped with guide mechanism, the outside of inner cylinder core is equipped with outer cylinder body, the outside of outer cylinder body is equipped with anti-drop mechanism, anti-drop mechanism includes moving disc, in the utility model, by rotating rotary disc, rotary disc moves in the outside of outer cylinder body, moving disc and moving rod are driven to move, moving block and push rod move in turn, drive pressure member to rotate on fixed block, the other end of pressure member moves to press down fixed cover, so that inner cylinder core is positioned and installed in the inside of outer cylinder body, first sealing ring sleeve is connected outside outer cylinder body at this time, second sealing ring sleeve is connected in the inside of sealing groove, pressure member exerts pressure, so that fixed cover keeps close connection with outer cylinder body, prevent falling while improving sealing property, prevent the gap at connecting portion to affect filtration effect.

The utility model discloses an ecological floating island type water body purification device relates to water body purification field, including separate type floating platform, and the separate type floating platform is by central unit and a plurality of edge unit that surrounds distribution in the periphery of central unit is formed, and the middle position of central unit is equipped with the installation box, is equipped with telescopic drive system in the installation box, and telescopic drive system includes the drive motor that sets up in the installation box, and the output of drive motor is equipped with first rotary shaft, and the one end away from drive motor of first rotary shaft is equipped with transmission assembly, and transmission assembly is connected with the winding wheel, and the winding wheel is equipped with the rope, and the one end of rope is fixed in winding wheel, and the other end corresponds to connect each edge unit, and the separate type floating platform can be flexibly adjusted the distance of edge unit and central unit through the rope of telescopic drive system control, and the coverage area of floating island is expanded, and the purification range is improved.

The utility model relates to the technical field of metal part detection, and discloses a rapid detection tool for metal parts, which comprises a base, the left side and the right side of the top of the base are fixedly connected with stress rods, the top of each stress rod is provided with a top disc, and the top of each top disc is in threaded connection with a plurality of screws at equal intervals. The top disc is in threaded connection with the stress rod through the screw, a detected part is arranged on the inner side of the top disc, stress columns are fixedly connected to the periphery of the top of the detected part, and a first detection jig is arranged on the inner side of the detected part. According to the utility model, the insertion rod is taken to sequentially pass through the through hole and the insertion hole to fix the position of the fixing ring, so that the position offset of the detected part is prevented, and the first detection tool, the second detection tool and the third detection tool can be respectively taken to carry out different test work on the detected part. And parts to be detected with different sizes can be installed to carry out various detection work.

The invention belongs to the technical field of printing equipment, and particularly relates to ink-jet printing equipment which is characterized in that the ink-jet printing equipment comprises a stretching mechanism, a plurality of vertical frames are fixedly arranged at the bottom of the stretching mechanism, and the stretching mechanism is used for tensioning and stretching a printing stock for ink-jet printing; and the driving mechanisms are arranged on the two sides of the stretching mechanism, and the driving mechanisms are used for providing power for the action of the stretching mechanism and conveying, pressing and positioning the printing stock. The weights of structures such as side rod blocks are vertically downward, so that the surfaces of the deflection cylinders extrude a printing stock to be tensioned, the tension of a plurality of tension springs acts on a surrounding cylinder to drive the structures such as two groups of middle rods, the deflection cylinders, an inner surrounding disc and an outer surrounding disc to rotate by taking the axial direction of the middle rods as the center, the printing stock is tensioned on the surfaces of the four deflection cylinders, and the printing stock is tensioned on the surfaces of the four deflection cylinders. And the printing stock is tensioned through triple tension generated by multiple structures, so that the advantage of clear printing is achieved.

The utility model relates to the technical field of fishing gear processing, and discloses a fishing rod punching device for fishing gear production, which comprises a processing table, the top of the processing table is fixedly connected with a first motor, an output shaft of the first motor is fixedly connected with a first reciprocating screw rod, and the first reciprocating screw rod is in threaded connection with a sliding plate. A first mounting plate is slidably connected to the interior of the sliding plate, a hydraulic rod is fixedly connected to the bottom of the first mounting plate, a mounting block is fixedly connected to the output end of the hydraulic rod, a second motor is fixedly connected to the outer side of the mounting block, and a connecting block is fixedly connected to the outer side of the second motor. The fishing rod punching device for fishing gear production has the advantages that multiple positions of a fishing rod are punched at the same time, the punching efficiency is high, the situation that the punching precision is reduced due to position deviation caused by vibration during punching of the fishing rod is prevented, and chippings generated during punching are protected and blocked.

The invention discloses automobile roof sound-absorbing cotton production equipment, and relates to the technical field of sound-absorbing cotton. Comprising a connecting frame, the connecting frame is arranged above a table top, and sliding grooves are symmetrically formed in the top face of the connecting frame; and the discharging mechanism comprises a moving frame, the moving frame is rotationally connected with an overturning plate, and the outer wall of the moving frame is fixedly connected with a stepping motor. During cutting, an electric push rod is started to press a pressing plate on the sound-absorbing cotton, position deviation of the sound-absorbing cotton during cutting is prevented, cutting precision is improved, after cutting of the sound-absorbing cotton is completed, an air cylinder is started to push a moving frame to the position over a front bin of a storage bin, then a stepping motor is started to drive a turnover plate to turn over, and the sound-absorbing cotton is cut. According to the sound-absorbing cotton cutting device, the cut sound-absorbing cotton falls into a front bin of a storage box to be stored, then a moving frame is reset, an electric push rod is closed to enable a pressing plate to be separated from the residual sound-absorbing cotton, then a stepping motor is started to enable the residual sound-absorbing cotton to fall into a rear bin of the storage box to be stored, and the residual sound-absorbing cotton can be recycled conveniently.

The flanging structure of the fin die comprises a die body, the die body comprises a lower die base and an upper die base, the bottom of the upper die base is fixedly connected with a male die fixing plate, the bottom of the male die fixing plate is detachably provided with a flanging male die through a bolt, the lower die base comprises a supporting base fixedly connected to the top of the lower die base, and the supporting base is fixedly connected to the top of the lower die base. A female die fixing plate is detachably arranged at the top of the supporting base through a bolt, a flanging female die matched with the flanging male die is arranged at the top of the female die fixing plate, and the flanging male die and the flanging female die are coaxial in center axis. According to the utility model, the height of the cushion column can be conveniently changed, so that the flanging height of a fin can be changed by the flanging structure of the die, the consistency of the flanging height is more easily ensured, the product quality is ensured, the position deviation of the fin in the machining process can be avoided, the machining stability of the fin is improved, and the production efficiency is improved. And the height of the cushion column can be conveniently and accurately adjusted, and the using effect is improved.

The utility model discloses a floor type live broadcast all-in-one machine which comprises a supporting box, a fixing hole, a supporting column, a sliding groove, a sliding rod, a locking assembly, an adjusting assembly, a supporting frame, a displayer and a lifting assembly, the fixing hole is formed in the upper end of the supporting box, the supporting column is rotationally connected to the middle of the lower end of the inner side of the supporting box, and the supporting column extends to the upper end of the supporting box through the fixing hole. A sliding groove is formed in the supporting column, the sliding rod is slidably connected into the sliding groove, the locking assembly is installed in the supporting box, the adjusting assembly is installed in the sliding groove, the supporting frame is installed at the upper end of the supporting column, the displayer is rotationally connected into the supporting frame, and the lifting assembly is installed on the side, close to the supporting frame, of the supporting column. The display device has the advantages that the supporting column is locked through the locking assembly, the direction of the display is accurately and stably locked, the direction of the display can be conveniently adjusted, and the live broadcast quality and the watching experience of audiences are improved.

The utility model relates to the technical field of pickup high cover production devices, and discloses a punch forming device for a pickup high cover, which comprises a base, a punch forming device and a punch forming device, the limiting structure comprises a first limiting part and a second limiting part, the first limiting part comprises a first fixed ring plate fixedly installed at the top of the base, the inner walls of the two sides of the first fixed ring plate are each provided with a set of holes, a first movable plate is arranged in each hole, and a first fixed plate is fixedly installed on the outer wall of one side of each first movable plate; a second fixing plate is fixedly mounted on the outer wall of one side of the first fixing plate, and a third fixing plate is fixedly mounted on the outer wall of one side of the second fixing plate; and the second limiting part comprises four sets of clamping rod grooves formed in the top of the first fixing ring plate, and a lower die is fixedly installed at the bottom of the inner side of the first fixing ring plate, so that the purpose of limiting and fixing the plate is achieved, the plate stamping stability is improved, the plate stamping forming quality is improved, plate position deviation is prevented, and the device using safety is improved.

The utility model belongs to the technical field of tunnel external connection type fan installation, and particularly relates to a tunnel internal and external connection type fan installation structure which comprises a fan body and a pre-buried plate pre-buried in a tunnel dome, and a plurality of studs are arranged on the two sides of the bottom of the pre-buried plate side by side. Mounting pieces used for mounting a fan body are arranged among the multiple studs on the same side, a T-shaped clamping groove is transversely formed in each mounting piece in a penetrating mode, and two T-shaped clamping blocks transversely clamped in the T-shaped clamping grooves on the same side are arranged on the fan body. According to the utility model, through the additionally arranged mounting pieces mounted on the studs and the T-shaped clamping grooves and the T-shaped clamping blocks which are matched with each other, when the fan body is mounted, the T-shaped clamping blocks are directly and transversely clamped in the T-shaped clamping grooves, so that the fan body is directly suspended and clamped on the two mounting pieces, and mounting personnel do not need to lift the fan body; and meanwhile, the position deviation of the fan body is avoided.