25results about How to "Avoid vertical movement" patented technology

The utility model discloses a positioning jig applied to laser welding of a motor end cover, which comprises a fixed base, the fixed base is provided with a casing positioning die and a positioning core rod which are coaxially arranged, the positioning core rod is embedded in a core rod mounting hole of the casing positioning die, and the upper end part of the positioning core rod extends to the upper end side of the casing positioning die; the positioning jig applied to laser welding of the motor end cover further comprises an auxiliary pressing rod which is vertically arranged, the auxiliary pressing rod is located over the positioning core rod, and the auxiliary pressing rod and the positioning core rod are coaxially arranged. The periphery of the machine shell positioning die is rotationally sleeved with a rotating disc, the upper surface of the rotating disc is provided with a positioning pin shifting mechanism and a machine shell positioning block with the position adjustable, and the positioning pin shifting mechanism is provided with an end cover positioning pin which is horizontally and transversely arranged. By means of the structural design, the welding angle adjusting device has the advantages of being novel in structural design, good in welding positioning stability and high in adaptability, and the welding angle between the motor shell and the motor end cover can be adaptively adjusted.

The utility model discloses a kind of metal composite material walkway plates, comprising: footpath cantilever support, footpath cantilever support is spacedly arranged multiple along the length direction of prefabricated beam, the fixed end of multiple footpath cantilever support is fixedly connected with prefabricated beam;Steel grating frame, steel grating frame is multiple, the length direction of each steel grating frame Two ends are respectively overlapped and fixed on adjacent two footpath cantilever supports;Continuous no-alkali glass fiber felt reinforced polyurethane rigid foam plate, polyurethane rigid foam plate is multiple, and it is flatly fixed on multiple steel grating frames;Guardrail, guardrail is fixed on the cantilever end of footpath cantilever support.The footpath step plate is combined use by steel grating frame and polyurethane rigid foam plate, can greatly improve the durability of footpath step plate, and has the advantages of light weight, high strength.

The invention relates to the technical field of mining, and discloses a damping adjustable device for mine drilling equipment, which comprises a first sliding plate, rollers are fixedly connected to the bottom of the first sliding plate, a first connecting column is fixedly connected to the top of the first sliding plate, a first push rod is fixedly connected to the top of the first sliding plate, and a second connecting column is fixedly connected to the top of the first push rod. The top of the first connecting column is fixedly connected with a containing plate, and the top of the containing plate is fixedly connected with a buffering platform. By arranging the stabilizing mechanism, when mine drilling needs to be conducted, the first annular plate around the rolling wheels is put down, the contact area between equipment and the ground is increased, and the stability of the equipment is improved; and meanwhile, an annular plate I surrounding the periphery of the equipment can effectively protect buffer equipment and rollers in the equipment, so that the equipment is prevented from being damaged by broken stones generated during punching of the equipment, and normal operation of the equipment is ensured.

The present invention belongs to the technical field of welded pipes, and discloses a high-strength welded pipe, including two welded pipe bodies, a fixing frame and two arc-shaped plates, and the two arc-shaped plates are wrapped between the two welded pipe bodies, one end of the two arc-shaped plates are fixedly connected with a connecting plate, and the two connecting plates are detachably connected, the interior of the fixing frame is provided with a first adjustment mechanism for driving the two arc-shaped plates to move relative to each other, and the upper and lower sides of each arc-shaped plate are provided with a protective mechanism for reinforcing the two welded pipe bodies. The present invention can wrap the gap between the two welded pipe bodies with the two arc-shaped plates, and at the same time, the positioning rod will be inserted into the corresponding positioning groove, so that the positioning rod strengthens the surface of the welded pipe body, prevents the longitudinal movement of the two welded pipe bodies, better limits the longitudinal position of the welded pipe body, and can also prevent the circumferential rotation between the two welded pipe bodies, so that the two welded pipe bodies become a stable whole.

The utility model discloses a kind of rotor commutator polishing devices, including rack, installation plate is equipped on the rack, installation plate is equipped on for the pay-off assembly of being used to release polishing tape and for the winding assembly of being used to wind polishing tape;The fixture for placing rotor commutator is equipped on the side of installation plate;The fixture is drivingly connected with rotary drive assembly, and the rotary drive assembly drives rotor commutator to rotate;The polishing compression assembly for polishing and compressing rotor commutator is equipped on the side of fixture, movement plate is also equipped on installation plate, the first follower wheel of being equipped with polishing tape is equipped on movement plate, and the first follower wheel is distributed on both sides of fixture, and movement plate is drivingly connected with linear drive, and movement plate moves transversely under the action of linear drive, drives the polishing tape on first follower wheel, approaches or away from rotor commutator;The utility model provides a kind of rotor commutator automatic polishing equipment with high production efficiency.

The present invention discloses a detachable light curtain guide rail structure and a spiral track rapid door installed with the guide rail structure. The detachable light curtain guide rail structure includes a guide rail I and a guide rail II. The guide rail II is locked and fastened to the top of the guide rail I through a locking member. The guide rail I includes an overlap portion, an installation portion and a support portion. A light curtain installation cavity is provided on the guide rail I. The spiral track rapid door installed with the detachable light curtain guide rail structure includes a spiral track rapid door body, a hinge wheel and a detachable light curtain guide rail structure. The curtain plates of the spiral track rapid door body are hingedly connected by a connecting rod and a hinge. Hinge wheels are sleeved at both ends of the connecting rod. The hinge wheels are arranged in a rolling manner in the detachable light curtain guide rail structure. The present invention is simple and practical. When repairing the light curtain or the hinge wheel for the spiral track rapid door, only one side of the guide rail wall in the light curtain guide rail needs to be removed to perform the corresponding maintenance operation. The disassembly and assembly are reliable and convenient, and the cost is low.

The utility model relates to the technical field of steering wheel transportation, in particular to an automobile steering wheel conveying tool which comprises a tool body, a plurality of cavities used for containing and fixing the bottom end of a steering wheel are formed in the top end of the tool body, and the shapes of the cavities are matched with the bottom face and / or the side face of a steering wheel shell. A steering wheel bottom end containing groove used for containing a steering wheel bottom end protrusion is formed in the bottom face of the cavity in an inward concave mode. According to the utility model, the cavity is formed in the top of the tool body and the accommodating cavity is formed in the bottom of the tool body, the steering wheel is wrapped in the space jointly constructed by the cavity and the accommodating cavity, the steering wheel bottom end accommodating groove and the plurality of limiting structures are arranged in the cavity, and the steering wheel bottom end bulge is attached to the steering wheel bottom end accommodating groove; and the transmission is prevented from transversely sliding in the transportation process.

The invention relates to the field of assembly type floor installation, and particularly discloses an assembly type floor installation fastener structure which comprises a body and an installation plate, the body comprises a bottom plate, side walls arranged at the two ends of the bottom plate, a column body arranged in the middle of the bottom plate and protrusions movably arranged on the two sides of the column body, and the column body is of a hollow structure; a protrusion is arranged at the bottom end of the bottom plate, fixing plates are arranged on the two sides of the protrusion, a spring is arranged in the column body, a mounting column is movably arranged in the column body, a groove is formed in the bottom end of the mounting column, an adjusting plate is rotationally connected into the groove, a fixing groove is formed in the bottom end of the bottom plate, and the adjusting plate can be clamped and fixed into the fixing groove. The first slope on the mounting column abuts against the second slope at one end of the protrusion, then the protrusion moves towards the outside of the column body, meanwhile, the spring is compressed to generate elastic force, the column body, the protrusion protruding outwards, the side wall and the wood floor form a fixing fastener, and longitudinal movement of the wood floor can be prevented.

The utility model relates to the field of aluminum plastic doors and windows, and discloses a combined type door and window splicing platform which comprises an obliquely-arranged workbench, a first limiting plate is fixedly installed at the lower end of the workbench, two second limiting plates are arranged on the workbench, and the second limiting plates are located on the two sides of the first limiting plate and perpendicular to the first limiting plate. A third limiting plate is arranged on the workbench, the third limiting plate is located on the sides, away from the first limiting plate, of the second limiting plates and is parallel to the first limiting plate, two push plates are slidably connected to the workbench, and the two push plates are located on the outer sides of the two second limiting plates correspondingly. And a driving mechanism for driving the two push plates to be close to or far away from the limiting plate II is arranged on the workbench. The utility model has the following advantages and effects: the door and window assembly is convenient, and the assembly efficiency is improved.

The safety protection device suitable for the special environment comprises a crown block beam, a triangular beam supporting frame is installed on the front face of the crown block beam, a triangular beam is installed on the surface of the triangular beam supporting frame, and the outer side of the triangular beam is connected with an n-shaped guide installation mechanism through a sliding guide wheel set. On one hand, the risk that a person falls into an acid pool is avoided, on the other hand, self-rescue use can be carried out, and on the other hand, the safety of the acid pool is improved. Through the arrangement of the mechanism, on one hand, the installation problem of the remote control twisted rope motor is solved, and on the other hand, the longitudinal movement of the mechanism is effectively solved and the problems of deviation and falling of the mechanism are effectively solved through the arrangement of the triangular beam, the [-shaped guide installation mechanism and the sliding guide wheel set.

A non-movement clamp for tensile testing of ultra-high strength steel bars includes an upper clamping block structure and a lower clamping block structure with similar structures. The upper clamping block structure includes an upper clamping block, an upper clamping shaft, an upper shaft cap, and an upper combined ring. The upper clamping block includes two semi-circular clamping blocks, and a combined ring step is provided on the outer side of the lower end of the semi-circular clamping blocks. The upper combined ring is fitted onto the outer side of the upper clamping block and contacts the combined ring step. The interior of the semi-circular clamping block has a sample mounting area and an upper clamping shaft mounting area that are connected vertically. One end of the sample is clamped in the sample mounting area. The lower end of the upper clamping shaft and the upper shaft cap are threaded together and clamped in the upper clamping shaft mounting area. The upper shaft cap contacts the end of the sample. The other end of the upper clamping shaft is connected to the wedge clamping end of the tensile testing machine. This utility model uses a combined ring to fix the clamping blocks together. The clamping block body has no structural damage. The sample limiting device composed of the upper and lower clamping shafts and the upper and lower shaft caps can limit the position according to the position of the sample, and has high applicability.

The suspended ceiling structure comprises two main keels, auxiliary keels are arranged on the two sides of the tops of the main keels respectively, adjusting components are arranged on the auxiliary keels, and fixing components are arranged between the auxiliary keels and the main keels. The adjusting component comprises movable frames arranged on the two sides of the auxiliary keel in a sleeving mode, first supporting rods fixedly connected with the tops of the movable frames, adjusting grooves formed in the tops of the first supporting rods, second supporting rods arranged in the adjusting grooves and protrusions fixedly connected with one sides of the first supporting rods. By arranging the two main keels, the auxiliary keels, the adjusting parts and the fixing parts, the problems that although the positions of the auxiliary keels can be adjusted when an existing suspended ceiling structure is used, the height of the whole suspended ceiling is fixed, the height of the suspended ceiling is inconvenient to adjust according to actual requirements, and the auxiliary keels are fixed through threaded pins, so that the service life of the suspended ceiling is prolonged are solved. And the efficiency is low during adjustment, so that the practicability becomes poor.

The invention relates to the field of constructional engineering equipment, and discloses a constructional engineering early-dismantling supporting device which comprises a stand column, a lifting mechanism is arranged at the upper end of the stand column, and a support and a top block are installed at the upper end of the stand column through the lifting mechanism. By rotating the threaded sleeve, stabilizing the position of the threaded sleeve through the positioning assembly and stabilizing the position of the stud through the first limiting assembly, the stud can be driven by the stud to move longitudinally, so that the supporting height of the support is adjusted through the lifting mechanism, and the support can adapt to the supporting positions of early-dismantling formworks with different heights; the distance between the top block and the support can be conveniently adjusted through the adjusting assembly so as to adapt to early-dismantling formworks of different thicknesses, the sliding rod is pulled to slide in the sliding groove, the position of the sliding rod is stabilized through the second limiting assembly, and then the distance between the supporting block and the supporting rod can be adjusted through the extending assembly so as to adapt to early-dismantling formworks of different thicknesses. Therefore, the supporting area of the top block can be increased through the supporting block, and the supporting position of the early-dismantling supporting device is more stable.

The utility model discloses a haircut scissors head assembly which comprises a fixed knife and a movable knife, the movable knife is arranged at the upper end of the fixed knife, a first sliding groove is formed in the upper end face of the fixed knife, a first sliding block is connected into the first sliding groove in a sliding mode, the upper end of the first sliding block is fixedly connected with the movable knife, a fixed block is fixedly connected to the upper end of the movable knife, and a second sliding groove is formed in the lower end face of the movable knife. A second sliding block is connected into the second sliding groove in a sliding mode, and the end face of the second sliding block and the end face of the second sliding groove are both in a T shape. A power device and a transmission device are arranged at the upper end of the fixed cutter, the power device is connected with the second sliding block through the transmission device, and the power device is used for providing power for the transmission device. According to the utility model, the movement direction of the movable cutter can be limited, so that the movable cutter can only move horizontally and transversely, the longitudinal movement of the movable cutter can be avoided, and the shearing effect between the movable cutter and the fixed cutter can be improved.

The application relates to the cutting technical field and discloses a machining device for planetary gear shafts, which comprises a base, a cutting mechanism for simultaneously cutting a plurality of planetary gear shafts is arranged on the base, a vertical screw rod is rotationally connected to the base, a guide rod is fixedly connected to the base, a lifting block is threadedly connected to the vertical screw rod, and the lifting block is slidably connected with the guide rod; a plurality of positioning parts are equidistantly arranged on the lifting block along the length direction of the lifting block, the positioning part comprises a positioning block symmetrically fixed to the lifting block, an inclined surface for abutting against the planetary gear shaft is arranged on the positioning block, the two inclined surfaces of the positioning part are oppositely arranged, and the distance between the two inclined surfaces of the positioning part gradually increases from top to bottom; and the machining device further comprises a driving mechanism for driving the vertical screw rod to rotate. The scheme mainly solves the problem of low production efficiency of the existing cutting device in the cutting processing mode for the batch planetary gear shafts.

The utility model discloses a straight angle line cutting guide device in an operation state, which relates to the technical field of calendaring processing of non-ferrous metal materials and comprises a connecting plate, a reel fixing plate, a reel, a straight angle line, a connecting shaft, a line cutting arm, a limiting mechanism and a chuck. The limiting mechanism comprises a bottom baffle, a first side baffle, a second side baffle, a wire cutting guide, a wire blocking column, a wire blocking guide and a positioning ring. Horizontal force is provided for a flat angle line through the line cutting guide and the line blocking guide, the flat angle line is prevented from vertically moving, the flat angle line is cut off due to the fact that the stress of the blade is increased, the end of the flat angle line can be clamped and fixed through the chuck, and the problem that the flat angle line is not cut off when a reel is replaced and the reel is damaged can be solved. The problem that the flat angle line is not tightened by a chuck for replacing the reel after being cut off is solved, the winding and replacing stability of the flat angle line in operation is guaranteed, the equipment outage rate can be reduced, and the production efficiency is improved.

The utility model relates to the technical field of control cabinets, in particular to a process pipeline automatic prefabrication integrated control cabinet which comprises a frame, a cover plate is arranged at the top end of the frame, a back plate and a bottom plate are fixed in the frame, two baffles are arranged below the cover plate, and sliding blocks are integrally formed on the two sides of the two baffles. Four vertical sliding grooves matched with the sliding blocks are formed in the frame, a cabinet door is arranged in the frame, two connecting plates are fixed in the frame, two check blocks are fixed to the bottom end of the cover plate, two inserting blocks are arranged below the cover plate, inserting grooves matched with the inserting blocks are formed in the opposite side walls of the two connecting plates, and transverse rods are fixed to the opposite side walls of the two inserting blocks. The two transverse rods are sleeved with springs, the two check blocks are provided with through holes matched with the transverse rods, and pull rings are fixed to the opposite ends of the two transverse rods. The cover plate can be detached conveniently by pulling the two pull rings, the two baffles can be taken out of the frame by moving the two baffles upwards, and then maintenance of pipelines and equipment is facilitated.

The utility model discloses a stamping die with a detachable and replaceable die head. The stamping die comprises a rack, a supporting frame is fixedly installed at the top end of the rack, a lower die plate is fixedly installed at the top end of the rack, a hydraulic cylinder is fixedly installed at the top end of the supporting frame, and a telescopic rod is fixedly installed at the output end of the hydraulic cylinder. When the upper die plate needs to be replaced, a worker can install a new installation plate below the supporting frame through a sliding groove and a sliding strip, and then the new installation plate can be in clamped connection with a limiting hole formed in the top end of the installation plate through a rotationally-arranged limiting screw, so that the installation plate can be prevented from moving longitudinally, and the stability of the upper die plate is higher; in addition, a worker can start an arranged double-shaft motor through a control panel, so that two sets of arranged clamping strips are driven to be connected with clamping grooves in a clamped mode, the stability of the installed upper mold plate is further improved, and the device can conveniently disassemble and assemble the upper mold plate through the arrangement.

The utility model discloses a high-sealing type nitrogen spring shock absorber. The high-sealing type nitrogen spring shock absorber comprises a cylinder body, a guide sleeve is arranged in a round opening in the upper end of the cylinder body, a piston rod is slidably connected into the guide sleeve, a top seat is arranged at the upper end of the piston rod, a spring is arranged between the cylinder body and the top seat, the spring is movably connected with the outer side of the cylinder body in a sleeved mode, and an air nozzle is installed in the middle of the inner wall of the cylinder body. The inner wall of the first sealing ring makes contact with the outer side face of the piston rod, a limiting ring and a conical ring which are vertically and symmetrically distributed are arranged on the inner wall of the guide sleeve, and conical sealing gaskets are arranged on the side, away from the center of the guide sleeve, of the limiting ring through evenly-distributed telescopic columns. The gap between the piston rod and the guide sleeve is fully sealed through multi-stage sealing, the sealing effect is good, meanwhile, the stroke of the piston rod is adjusted by adjusting and controlling the initial occupied volume of nitrogen, and use is convenient.

The utility model relates to the technical field of sealing structures, in particular to an inner hole sealing structure of a ceramic pressure sensor, which comprises a first connecting shell, one end of the first connecting shell is fixedly connected with a second connecting shell through a plurality of first bolts, the middle of the first connecting shell is provided with a limiting hole, and a sensor body is arranged in the limiting hole. A limiting assembly is arranged in the middle of the limiting hole and used for limiting the position of the sensor body, and the limiting assembly is connected with the limiting hole. Compared with the prior art, the problem that the precision of the sensor body is affected due to the fact that the second bolt is directly connected with the sensor body to enable the sensor body to be subjected to vertical prestress generated by torsion of the second bolt is avoided, and the use effect of the sensor body is guaranteed.

The utility model provides a constructional engineering steel structural part placing rack which comprises a base, supporting legs, an L-shaped placing plate, a rear end, a placing groove, a plurality of vertical rods, a limiting bolt, a limiting plate and a containing groove are arranged at the bottom of the base, a plurality of transverse rods are further transversely arranged on the limiting plate in a sliding mode, and a fixing pressing plate is jointly arranged at the inner side ends of the transverse rods. An adjusting screw is transversely connected to the limiting plate, and a bearing with an inner ring connected with the inner side end of the adjusting screw is arranged at the outer side end of the fixed pressing plate. According to the steel structural part placing frame for constructional engineering, the basic requirement for placing the steel structural parts can be met, fixation of the steel structural parts can be rapidly achieved or removed, and therefore a user can conveniently place, convey and unload the steel structural parts.

The present invention discloses a side-drawn straight-through air filter element installation and sealing structure, comprising an air inlet, an air outlet and a shell located between the air inlet and the air outlet, a straight-through filter element is arranged in the shell, a maintenance end cover is connected to one side of the shell, a guide block is bulged on the outer surface of the lower frame of the straight-through filter element, and an assembly groove corresponding to the guide block is arranged on the inner surface of the shell; during the process of the guide block being installed into the assembly groove, the straight-through filter element tilts to the right, and after the guide block is installed in the assembly groove, the straight-through filter element is vertical. The present invention also discloses a corresponding filter element replacement method. The present invention constrains the guide block upwards through the positioning groove to prevent the straight-through filter element from moving downwards; at the same time, the guide block and the straight-through filter element are constrained in the horizontal direction through the right groove bottom of the assembly groove, which is convenient for lateral installation, and it is easy to identify whether it is installed in place, and the sealing requirements are met. When the air filter is arranged under the cab, it is more convenient to disassemble and replace the filter element.

The invention relates to the technical field of high-voltage electrical equipment, and discloses a GIS switch moving contact image acquisition and analysis device, which solves the problem that the GIS switch moving contact is inconvenient to monitor in real time at present, and comprises a mounting seat, and an image acquisition mechanism and a cleaning mechanism are arranged on the outer side of the mounting seat. The image acquisition mechanism comprises a mounting column fixed on the outer side of the mounting seat, the outer side of the mounting column is fixedly sleeved with a mounting ring, an image sensor is arranged on the side, away from the mounting seat, of the mounting ring, a movable cylinder is arranged between the mounting ring and the mounting seat, the movable cylinder is movably mounted on the outer side of the mounting column, and a side block is fixedly mounted on the outer side of the movable cylinder; a supporting plate is fixedly connected to the outer side of the side block, and two side plates are symmetrically and fixedly connected to the side, away from the mounting base, of the supporting plate; according to the invention, the U-shaped plate can conveniently drive the camera to rotate circumferentially, and when the rotating shaft rotates, the inclination angle of the camera can be changed, so that multi-angle real-time monitoring of the GIS switch moving contact is facilitated.