17results about How to "Precise lift control" patented technology

The utility model relates to the technical field of foam tape processing, and particularly discloses a foam tape transverse cutting device which comprises a conveying belt, a supporting block, a transverse cutting support and a sliding seat, the supporting block is arranged on the conveying belt, and the upper surface of the supporting block is flush with the upper surface of the conveying belt; the transverse cutting support is arranged on the supporting block, the sliding base is slidably connected to the transverse cutting support above the supporting block in the width direction of the conveying belt, and a driving mechanism used for driving the sliding base to move is arranged on the transverse cutting support. The bottom of the sliding base is rotationally connected with a rotary cutter, and a rotating mechanism used for driving the rotary cutter to rotate is arranged on the sliding base. A pressing frame is slidably connected to the transverse cutting support in the vertical direction, and a lifting mechanism used for driving the pressing frame to move is arranged on the transverse cutting support. The device has the effects that the problems that in the downward pressing and cutting process of the cutting knife body, materials on the periphery of a material transverse cutting part are prone to being pulled, deformed and even damaged, the knife edge is prone to being pressed and curled after the cutting knife body is used for a long time, and the transverse cutting efficiency and effect are affected are solved.

The utility model relates to the technical field of screw pump machining related equipment, and provides a screw pump machining cutting device which comprises a rack and a stand column, the stand column is fixed to the surface of the rack, a fixing assembly is arranged on the surface of the rack, a rectangular groove is formed in the surface of the rack, and a cutting assembly is arranged in the rectangular groove. The fixing assembly comprises a pair of telescopic air cylinders, the telescopic air cylinders are both installed on the bottom face of the rack, the output ends of the telescopic air cylinders are connected with a bracket, the bottom of the bracket is provided with a pair of first movable rods, the lower ends of the first movable rods are movably sleeved with the rack, and a pair of second movable rods are movably connected with the rack in a sleeved mode. The upper end of the second movable rod is connected with a pressing frame. By means of the technical scheme, the technical problem that in the prior art, cutting equipment cannot conduct inner diameter and drilling machining on the rotor universal joint at the same time is solved.

The utility model relates to a novel concrete leveling device, and belongs to the technical field of concrete construction. Comprising a machine frame, a side rail A and a side rail B, the side rail A and the side rail B are horizontally arranged, a walking wheel set A walking along the side rail A is installed at one end of the machine frame, and a walking wheel set B capable of walking along the side rail B is installed at the other end of the machine frame. A horizontal beam used for being connected with the vertical sliding frame is arranged on the machine frame, and a fine adjustment mechanism used for adjusting the height of the horizontal beam is installed on the machine frame. The concrete leveling machine has the advantages that the vibration motor drives the leveling plate to generate high-frequency vibration, the leveling plate walks along with the machine frame and acts on cast-in-place concrete, leveling operation of a concrete surface can be rapidly achieved, and in addition, the fine adjustment mechanism adjusts the height of the horizontal beam, so that leveling operation is achieved. The horizontal beam drives the vertical sliding frame to achieve accurate lifting control over the scraping plate, the requirement for position adjustment of the scraping plate device is met, and adjustment is convenient.

The utility model discloses a kind of metal ceramic packaging appearance semiconductor discrete device manual limiting tool, comprising: fixed frame;Two groups of pressing jaw, two groups The pressing jaw is respectively arranged on the two sides of the fixed;Article placing assembly, the article placing assembly is arranged on the fixed frame, the article placing assembly can ascend or descend along vertical direction, and the article placing assembly can be placed with the jig of workpiece;Driving assembly, the driving assembly is arranged in the fixed frame with damping rotation, and is engaged with the article placing assembly transmission, to be suitable for driving the article placing assembly ascending or descending, so that the jig on the article placing assembly is in abutment with two groups The pressing jaw is away from two The pressing jaw;When the driving assembly rotates towards clockwise direction, the article placing assembly ascends along vertical direction, so that jig is in abutment with two groups The pressing jaw, when the driving assembly rotates towards counterclockwise, the article placing assembly descends along vertical direction, so that jig is away from two groups The pressing jaw.

This invention belongs to the field of door and window processing technology, specifically relating to an operating table for metal door and window processing. It includes an assembly table fixedly installed on the rear top of the worktable, and a ring-shaped worktable rotatably mounted on the front side of the assembly table. Several working grooves are evenly distributed around the periphery of the ring-shaped worktable. Two rotating shafts are rotatably connected to the inner walls of the front and rear sides of the working grooves, respectively. A worm gear is fixedly installed around the periphery of the front rotating shaft. An assembly plate is fixedly installed on the inner wall of the front side of the working groove. A worm gear meshing with the worm gear is rotatably mounted on the top of the assembly plate. A handle is fixedly installed on the top of the worm gear. A clamping assembly is installed inside the assembly frame. This invention has a simple and reasonable structure. In use, the worm gear meshing with the worm wheel drives the rotating shaft to rotate, causing the assembly frame to flip as a whole, eliminating the need for manual lifting of heavy doors and windows and reducing the physical exertion of operators. The worm gear has a self-locking characteristic, which can firmly lock the angle of the door and window after flipping, preventing the profile from shaking or shifting during processing.

The utility model discloses a kind of drilling grouting integrated devices, including mobile chassis;Support frame, is fixed on mobile chassis;First guide rail, rotatably connected in one side of support frame, and first guide rail is connected with mounting seat by first lifting mechanism;Drilling mechanism, is installed on mounting seat;Angle adjusting mechanism, is arranged between support frame and first guide rail, for driving first guide rail rotation relative to support frame to adjust drilling angle;Second guide rail, is installed in one side of support frame, and at least one clamping mechanism is provided on second guide rail, and clamping mechanism is slidably connected with second guide rail by second lifting mechanism;Grouting pipe, can be clamped by clamping mechanism, clamping mechanism is driven along second guide rail to lift under second lifting mechanism, drives grouting pipe to carry out insertion or pull-out action;Advantage is to be able to greatly improve construction efficiency and construction effect, and grouting angle can be flexibly adjusted to adapt to complex geological conditions.

The utility model discloses a rotary lifting reation kettle, including kettle body, kettle cover, support and mounting bracket, the mounting bracket utilizes the pivot and is connected with the support, the kettle body is fixed on the mounting bracket and can rotate with the pivot, be provided with the carriage that can along the support stand column lift on the support, the kettle cover is connected with the carriage and can lift with the carriage, be provided with the stirring device that can extend into the kettle body on the kettle cover, still include the lifting drive mechanism for driving the carriage to lift and the rotating mechanism for driving the mounting bracket to rotate, still include the interlock mechanism on the lifting drive mechanism and the rotating drive mechanism, the interlock mechanism makes when the carriage ascends to the in -place, the kettle body can not rotate, and when the kettle body is not reset, the kettle cover can not descend. The utility model discloses through the interlock mechanism through the interlock lever and pivot lock eye cooperation, forcibly stipulate the operation order of lift cover-rotation-reset-lower cover, avoid because of the misoperation and lead to the kettle body rotation and the kettle cover lift conflict, prevent the collision.

The utility model relates to the technical field of heating kilns, one embodiment of the utility model provides a heating kiln for processing potassium titanate, the heating kiln comprises a base and a door-shaped frame, the door-shaped frame is fixed on the surface of the base, a positioning in-out assembly is arranged on the base, a heat insulation furnace cover is arranged on the door-shaped frame, and the heat insulation furnace cover is arranged on the door-shaped frame. The lifting control assembly is arranged between the heat insulation furnace cover and the door-shaped frame, the inner heating assembly is arranged in the heat insulation furnace cover, the positioning inlet and outlet assembly comprises a bottom groove, the bottom groove is formed in the bottom face of the base, the output end of the driving motor is located in the bottom groove, and a rotating seat is rotationally connected into the base. According to the technical scheme, the technical problems that in the prior art, heated potassium titanate is in a high-temperature state, when the heated potassium titanate is taken out of a fixed container, a worker needs to use a special tool, but due to the fact that the operation space is limited, discharging is difficult to complete rapidly and safely are solved.

This utility model relates to the field of bollard technology and discloses a retractable bollard with a light warning function. A fixed base and a guide rail are installed on the inner bottom of the fixed base, with the guide rail arranged along the height direction of the fixed base. Several sliding channels, adapted to the guide rails, are arranged at equal intervals around the circumference of the retractable bollard. A top cover is provided on the top of the retractable bollard, and several layers of annular warning light strips are arranged vertically at equal intervals along the edge of the top cover. A driving device is used to drive the retractable bollard to move up and down within the fixed base. The driving device includes a motor, a lead screw, and a nut. When the motor is activated, it drives the lead screw to rotate. The rotation of the lead screw is converted into linear motion of the retractable bollard through the nut, thereby realizing the raising and lowering of the bollard. This utility model improves road safety and warning effect, and achieves precise and stable control of the retractable bollard.

The application discloses an automatic pipe storage method and device, and relates to the technical field of oil and gas exploitation supporting equipment. The automatic pipe storage method comprises the following steps: step 1, two storage racks are horizontally moved to a working position with a certain distance; step 2, the storage racks are rotated so that the continuous feeding storage mechanisms on the two storage racks are turned to the inner side and oppositely arranged; step 3, a manipulator carries a pipe column to the continuous feeding storage mechanism; step 4, the continuous feeding storage mechanism transports the pipe column from one side of the storage rack to the other side; step 5, steps 3 and 4 are repeated until the pipe column is placed or the oil pipe is fully placed in the pipe storage mechanism; and step 6, after the oil pipes on the pipe storage mechanism are all removed, the storage racks are rotated to be parallel to the bottom frame, and the distance between the two is reset to the storage position. The application is convenient for storage and transportation of pipe columns with different sizes, and the cooperation of the carrying manipulator and the continuous feeding storage mechanism improves the continuity and operation efficiency of the automatic pipe storage operation.

This invention relates to a steplessly adjustable hinge device for knee joint orthotics and a knee-ankle-foot orthosis. The device includes a first connecting member, a second connecting member, a linkage member, and a limiting assembly. The first connecting member connects to the thigh support, and the second connecting member connects to the lower leg support; the second connecting member is hinged to the first connecting member. The linkage member is mounted on the second connecting member and rotates in sync with it. The limiting assembly is mounted on the first connecting member and includes a baffle positioned along the rotation path of the linkage member. The limiting assembly also includes an adjusting member that adjusts the vertical height of the baffle. Compared to existing technologies, this device, by manipulating the adjusting member to adjust the height of the baffle, achieves adaptive stepless adjustment of the bending angle of the second connecting member, offering advantages such as high adjustment stability and ease of adjustment.

The utility model discloses putty powder mixing equipment, including the shell, the upper portion welding of shell has the installation cover, water tank and filter box, the upper portion of shell and installation cover are penetrated with the shaft pipe through bearing, the inside of shell is equipped with the storage tray through bearing, the inside fixed insertion of storage tray is inserted to the lower extreme of shaft pipe, the lower portion of storage tray is equipped with the mounting shaft, the lower portion fixed penetration of shell has the hopper. Advantageous effects: the utility model is provided with installation cover, shaft pipe and storage tray, through the combination of shaft pipe, storage tray and pressure spray head, utilize the double mode of liquid mixing and high pressure air purging, realize the clearance of mixed space inner wall putty powder, compared with traditional brush plate contact type scraping, this kind of non - contact cleaning mode avoids the friction loss of scraper and inner wall, not only prolongs the service life of equipment key components, also reduces maintenance cost and downtime, guarantees the continuity and stability of putty powder mixing operation.

This invention discloses a prefabricated composite slab cast-in-place strip formwork construction device, comprising a load-bearing beam assembly, an adjusting assembly, a supporting assembly, a lifting mechanism, a formwork assembly, and a mold. The load-bearing beam assembly includes two parallel, spaced-apart load-bearing beams, which are adjustablely connected by the adjusting assembly. A supporting assembly, which is adjusted to fit against the top surface of the composite slab, is located at the bottom of each end of the load-bearing beam. A lifting mechanism is located at each end of the load-bearing beam, for a total of four lifting mechanisms on the two load-bearing beams. A formwork assembly connects the four lifting mechanisms. The formwork assembly holds a mold for the composite slab to be cast in place. Multiple vibration components are evenly spaced at the bottom of the formwork assembly. The method of use includes: Step 1, using the handle to move the device to the designated location; Step 2, observing the level. This invention has high construction efficiency and strong versatility and adaptability.

This utility model discloses a combined acid and alkali treatment device for industrial wastewater, relating to the field of wastewater treatment technology. The utility model includes a wastewater acid and alkali treatment tank, with pH adjustment tanks fixedly connected to both sides of the tank. A pH detection component is installed on one side of the wastewater acid and alkali treatment tank. The pH detection component includes a corrosion-resistant mounting rod installed at the top of the wastewater acid and alkali treatment tank, a mounting block fixedly connected to the bottom of the corrosion-resistant mounting rod, and a pH sensor fixedly connected to the bottom of the mounting block. This utility model achieves automatic cleaning and maintenance of the pH sensor through the coordinated operation of the pH detection component and the cleaning component. A first hydraulic cylinder can precisely control the lifting and lowering of the pH sensor. Combined with the dual cleaning of an ultrasonic cleaning device and a rinsing nozzle, it effectively removes dirt from the surface of the pH sensor, ensuring measurement accuracy. This design solves the problem of traditional devices requiring shutdown for disassembly and cleaning, enabling the wastewater treatment system to operate continuously and stably.

The utility model relates to the technical field of waste recovery, and discloses an environment-friendly candle production waste recovery system which comprises a workbench, a heating box and a bottom plate, the bottom of a discharge port is fixedly connected with a first filter plate, the driving ends of a plurality of air cylinders are fixedly connected with a plurality of connecting rods, and the bottom ends of the connecting rods are fixedly connected with a second filter plate. A first motor is fixedly connected to the top of the second filter plate, a driving shaft is fixedly connected to the driving end of the first motor, a stirring rod is fixedly connected to the other end of the driving shaft, a second motor is fixedly connected to the exterior of the heating box, and a heating rod is fixedly connected to the bottom of the inner wall of the heating box. According to the device, the first filter plate at the bottom of the discharge port primarily performs coarse filtration on waste materials, the multiple air cylinders work cooperatively to control the second filter plate and the stirring rod to ascend and descend, the second filter plate performs secondary filtration, the stirring rod is driven by the first motor to stir up and down, the second motor drives the heating rod to generate heat, and wax in the waste materials is melted.

A kind of water conservancy dam of hydropower station blocks dirt cleaning device, including dam body, the outside of dam body is provided with driving structure and dirt blocking cleaning structure;The dirt blocking cleaning structure includes equipment box, equipment box is fixedly installed with driving motor in, the output end of driving motor is connected bevel gear rod, bevel gear rod is engaged transmission with threaded taper rod, threaded taper rod is externally equipped with cleaning basket, filter plate is fixed in cleaning basket, back is provided with cleaning strip, equipment box exterior installs electric telescopic rod, and its output end is connected with cleaning plate.The structure is adopted, the lift of baffle and dirt blocking plate is accurately controlled, so as to filter the impurities in water by dirt blocking plate;Realize the dirt blocking hole in dirt blocking plate to be cleaned, avoid being blocked by impurities or silt;Intercepted impurities are collected and arranged, and are treated by extrusion for dewatering, to facilitate subsequent staff to collect and clean the collected impurities.

The utility model discloses a greenhouse vertical face lifting windowing mechanism which comprises a fixed window frame, a movable window frame, a lifting displacement driving mechanism, supporting rods and a sliding guide assembly, the two supporting rods are arranged in a bilateral symmetry mode, and the fixed window frame is fixedly installed between the two supporting rods and located in the upper area. The movable window frame is connected with the supporting rod through the sliding guide assembly and located on the front side of the supporting rod, the lifting displacement driving mechanism is connected with the movable window frame and used for driving the movable window frame to move up and down, after the movable window frame is lifted, a ventilation opening below the fixed window frame can be exposed, and the manual operation requirement is reduced through automatic driving; and the response speed and flexibility of greenhouse ventilation are improved.