32results about How to "Avoid Tilt Offset" patented technology

The invention discloses a vertical machining device and belongs to the technical field of machining. The vertical machining device comprises a main support, a workpiece fixing mechanism and a machining mechanism. The workpiece fixing mechanism is horizontally arranged on the main support, the machining mechanism is horizontally arranged above the workpiece fixing mechanism, and the workpiece fixing mechanism comprises a lower horizontal-moving mechanism, an upper horizontal-moving mechanism and a fixing clamp. The machining mechanism comprises a machining case, a machining motor and a machining tool. The machining case is horizontally arranged on the upper side of the main support, a lifting mechanism is vertically arranged on one side of the machining case, the machining motor is vertically arranged downwards on the upper side of the machining case, an input shaft is vertically arranged in the machining case, and a connecting mechanism is vertically arranged in the machining case. One side of the connecting mechanism is provided with an output shaft, the machining tool is arranged below the output shaft, and the main support is provided with a lifting fixing mechanism. The vertical machining device is simple in structure, convenient to operate and capable of fast, efficiently and accurately machining a workpiece and meeting the requirements of production.

The invention discloses assembly-line type separation equipment for stacking fragile products. The assembly-line type separation equipment structurally comprises a stacking cylinder, a limiting device, a plurality of processing bodies, a sucker device, a conveying belt and a separation device; the limiting device is arranged on the inner wall of the stacking cylinder; the sucker device is arrangedon the left side of the stacking cylinder; the plurality of processing bodies are stacked on one another and positioned in the stacking cylinder; the separation device is arranged on the right side of the stacking cylinder; the conveying belt is positioned below the stacking cylinder; and the sucker device is arranged above the conveying belt. Some fragile processing bodies can be effectively andstably separated and can be prevented from directly falling onto the conveying belt to be fragmented or falling out of the conveying belt; and the distance between two driven cylinders can be lengthened according to needs so that the processing bodies can move downwards for a longer distance, so that procedures such as code pasting or paint spraying are facilitated in the downwards moving process, the working efficiency is improved, the length of an assembly line is shortened, and the space utilization rate is high.

The invention discloses a heat dissipation motor which comprises a base, buffer devices are fixedly connected to the two sides of the top of the base, a positioning plate is fixedly connected to one end of the base, a positioning device is arranged in the center of one side of the positioning plate, a motor body is fixedly connected to the tops of the buffer devices, and a heat dissipation device is arranged at one end of the motor body. Each buffer device comprises a supporting plate, a buffering groove is formed in the top of the supporting plate, an air channel is formed in the bottom of the inner wall of the buffering groove, the end, away from the buffering groove, of the air channel communicates with an air cavity, the bottom of the air cavity communicates with an air outlet hole, and the inner wall of the air channel is slidably connected with a piston rod. The invention relates to the technical field of motors. The heat dissipation motor is good in buffering effect, can effectively reduce vibration damage of the motor, can prevent the motor body from inclining and deviating, is safe and reliable to use, facilitates the acceleration of the flow speed of air around the cooling fins, and is good in heat dissipation effect.

The invention provides a paperboard packaging box manufacturing and forming binding machine and a method. The paperboard packaging box manufacturing and forming binding machine comprises a mounting frame, supporting legs, a supporting rotating shaft, an L-shaped plate, a stacking mechanism, a conveying mechanism, a folding mechanism and a binding mechanism. The machine can solve the problems that in the paperboard packaging box forming and machining process, carton boards are difficultly subjected to continuous and unified conveying work, it is difficult to guarantee that the horizontal positions of all parts of the carton boards in the conveying process are kept linearly aligned, the inclination and collapse of binding parts during folding binding operation happen, it is difficult to position the ends of the carton boards, the folded parts are difficultly kept linearly aligned, it is difficult to completely press the folded parts of the carton boards, the probability of wrinkles and deformation of the binding parts in the subsequent binding operation process is difficult to reduce, it is difficult to push out the bound carton boards automatically, and continuous forming machining operation is not facilitated.

The invention discloses a solar LED street lamp based on the Internet of Things. The solar LED street lamp comprises a base, a lamp pole and a lampshade. The lamp pole is connected to the base. The lampshade is arranged at the upper end of the lamp pole. The section of the lampshade is in a reversed-V shape. The solar LED street lamp further comprises brackets arranged on the two sides of the lamppole. The lower ends of the brackets are fixedly connected with the lamp pole. The upper ends of the brackets are fixedly connected with the lampshade. The upper side face of the lampshade is provided with a solar cell panel. The inner side face of the lampshade is provided with a lampholder. The lampholder is internally provided with an LED lamp. The inner side face of the lampshade is providedwith a dust sensor, a light intensity sensor, a humidity sensor and a controller. The LED lamp, the dust sensor, the light intensity sensor and the humidity sensor are electrically connected with a controller. The inner side face of the lampshade is connected with a vertically-arranged mounting rod. According to the provided smart street lamp, the luminance of the street lamp can be automaticallyadjusted according to the light intensity, the dust amount and the air humidity, and the smart street lamp is reasonable in design, safe and reliable in using and long in service life.

The invention discloses a fully automatic block ice warehouse entering and delivering device. The fully automatic block ice warehouse entering and delivering device comprises a warehouse main body anda carrying frame, wherein the warehouse main body can be used for refrigerating and freezing ice blocks stored on a conveying belt; the carrying frame is arranged in the warehouse main body and is used for stacking stacked ice blocks; the carrying frame comprises a storage frame, a transfer frame and an ascending and descending structure; the storage frame is horizontally placed on the ground ofthe warehouse main body and can realize horizontal and reciprocating movement of the carried ice blocks; the transfer frame is used for mutually transferring the ice blocks on the storage frame and the conveying belt; and the ascending and descending structure is arranged on the transfer frame and is used for enabling the transfer frame to realize the butt joint with the storage frame or the conveying belt through ascending and descending. Through the transfer frame capable of ascending or descending, the ice blocks on the conveying belt from the ice making production line can be longitudinally stacked; through mechanical transmission, the ice blocks are transferred onto the storage frame; the stacking, transferring and positioning storage of the ice blocks on the line can be easily and fast realized; and manual carrying by labor is avoided.

The invention discloses an environment-friendly washing machine device with a primary purifying structure, and relates to the technical field of washing machines. The environment-friendly washing machine device comprises a washing machine shell, a dewatering barrel and a filtering and purifying mechanism. A water containing barrel is mounted in the washing machine shell, and a buffering mechanismis arranged on the inner wall of the water containing barrel. The dewatering barrel is mounted in the water containing barrel, and dewatering holes are formed in the inner wall of the dewatering barrel. A water valve is arranged above the middle of the washing machine shell, and the upper side and the lower side of the water valve are connected with water inlet pipes. A limiting and anti-deviationmechanism is mounted between the water containing barrel and the dewatering barrel. Water circulating mechanisms are mounted on the two sides of the dewatering barrel, and the two sides of the lowerportion of the water containing barrel are connected with drainage pipes. The environment-friendly washing machine device has the advantages that water resources can be repeatedly utilized by arranging the water circulating mechanisms, two sets of symmetric water conveying pipes can draw filtered water in a water tank conveniently for recycling through a water pump and a water drawing pipe, the water consumption is reduced, and environmental protection benefits are improved.

The invention discloses a busbar for a lithium battery module. The busbar comprises a fixed cover plate, a confluence sheet, a battery cell fixing frame and a connecting bottom plate; the fixed coverplate is mounted and fixed on the upper end surface of the battery cell fixing frame; the lower end surface of the battery cell fixing frame is fixed with the connecting bottom plate; therefore, double-sided clamping is carried out on the battery cell fixing frame; the confluence sheet is arranged in the fixed cover plate; the battery cell fixing frame comprises an upper supporting frame and a lower auxiliary bracket; the upper support frame and the lower auxiliary bracket are mutually matched and fixed; a plurality of battery mounting holes I are formed in the end surface of the upper supportframe; a battery mounting hole II is formed in a corresponding position in the lower auxiliary bracket, therefore, the lithium battery is placed in the battery cell fixing frame; and a heat dissipation assembly is further arranged in the end face of the side, close to the lower auxiliary bracket, of the upper supporting frame, heat dissipation is conducted on the lithium battery in time, the service life of the battery is prolonged, the safety of the battery is improved, and the fixed cover plate and the connecting bottom plate are fixed through connecting supporting column threads.

The invention discloses a treatment device with exhaust gas purification function for biomass combustion and relates to the technical field of exhaust gas purification for biomass combustion. The treatment device comprises a gas inlet and an absorption column, wherein a cleaning mechanism is arranged at one side of the gas inlet and further comprises a flow equalizing plate, a dust cleaning fabric, a sprinkling port and a dust storage box, the outer side of the flow equalizing plate is connected with the cleaning mechanism, the dust cleaning fabric is mounted at one side of the flow equalizingplate, the sprinkling port is arranged above the dust cleaning fabric, and the dust storage box is arranged below the dust cleaning fabric. According to the treatment device, through arranging the gas inlet, the cleaning mechanism, the flow equalizing plate, the dust cleaning fabric, the sprinkling port and the dust storage box, a user can connect an exhaust gas pipeline by using the gas inlet, and thus, exhaust gas can enter the interior of the device, the flow equalizing plate can be used for equalizing gas flow and preventing the dust cleaning efficiency of the device from being low causedby the gas flow of too high flow speed and too large volume, the sprinkling port is used for performing uniform sprinkling, internal dust can be excellently cleaned up, and the dust cleaning capacityof the device is effectively enhanced.

The invention discloses a method for filtering the oil sucked by a heading machine oil pump. The method comprises the steps that a device is installed in the appropriate heading machine oil pump, an oil outlet and the arranged oil outlet pipe are connected with a connecting flange before use, fixing nuts are locked at the same time, an upper layer top cover is installed by using bolts and connecting nuts in cooperation, and the device can be in use after installation is completed. When the device is in use, eight oil inlets need to be completely immersed into oil to avoid the situation that working efficiency is reduced because no oil is sucked. Oil is sucked in through the oil inlets, and because a sealing ring is arranged between a main body shell and an inner cylinder separation layer,the airtightness between the space of the upper part and the space of the lower part of the device is guaranteed. Compared with the ordinary air filter element in the prior art, the tightness betweenthe inner top cover and the inner cylinder separation layer of the device is kept by using a fixing structure, it is avoided that the inner top cover inclines or shifts, the structure becomes more stable and practical, the fluid flow is increased, and the working efficiency of using the device is effectively improved.

The invention discloses an inner valve of a hole-forming device of a cast-in-place large pipe pile and an application method thereof. The inner valve in the hole-forming device of the cast-in-place large pipe pile is combined with a double-layer sleeve to form a pile mould of the cast-in-place large pipe pile. The double-layer sleeve comprises an inner pipe and an outer pipe coaxial to the inner pipe, the inner valve comprises a plurality of valve units, the valve units are cut and formed on the same round table, and the valve units are rotatably connected to the lower side of the inner pipe.Wedge-shaped blocks capable of supporting two adjacent valve units are arranged in the double-layer sleeve, and the valve units are in lap joint with the inner lateral side of the outer pipe. Supporting assemblies are arranged between the valve units and the outer tube, and the supporting assemblies comprise top blocks, and magnetic material bodies are arranged inside the supporting assemblies orthe wedge-shaped blocks. The inner valve of the hole-forming device of the cast-in-place large pipe pile and the application method thereof has the beneficial effects that the stress of a core shaft is reduced, the defects of the sealing failure, deformation or inclination of the hole-forming device of a large diameter pipe pile are greatly reduced, the structural strength of the cast-in-place pipe pile is improved, and the service life of the pile mould is prolonged.

The invention discloses a handheld dust collector, and relates to the technical field of dust collectors, the handheld dust collector comprises a dust collection mechanism, a heat dissipation mechanism is fixedly connected to one side of the dust collection mechanism, a placement mechanism is arranged at the bottom of the dust collection mechanism, a holding mechanism is arranged on one side of the dust collection mechanism, and an extension mechanism communicates with one side of the dust collection mechanism; and one side of the extension mechanism communicates with a suction head. By arranging the dust collection mechanism and the extension mechanism, normal installation of other parts of the machine shell assembly can be effectively prevented from being interfered, the overall size ofthe machine shell assembly does not need to be increased, the appearance of the dust cup assembly is small, exquisite and attractive, and pumped dust can be further filtered. Through cooperation of asilencing shell and a silencing groove, polarization of the extension pipe is reduced, most of noise generated by air circulation is absorbed, meanwhile, an air inlet channel is prolonged, the air flow speed is reduced, then the overall environment noise during dust collection is remarkably reduced, and the use comfort is obviously improved.

The invention relates to the technical field of physics teaching, in particular to a physics teaching experiment device based on electromagnetic induction, which comprises a teaching table, a first motor is mounted on one side in the teaching table through bolts, a gear is welded to the end part of the first motor, a limiting frame is fixedly mounted in the teaching table, and a movable column is movably arranged in the limiting frame. An outer gear ring is welded to the outer wall of the movable column, rotating discs are welded to the two ends of the movable column, a stretching rod is movably connected to one side of the outer wall of each rotating disc, a displacement block is movably connected to the bottom end of each stretching rod, an induction outer frame is installed outside each displacement block through a bolt, and an induction frame is installed outside each induction outer frame through a bolt. After the gear is driven by the first motor, the rotary disc moves, the induction outer frame and the induction frame are moved through the stretching rod, electromagnetic induction is generated around the displacement magnetic bar by the electromagnetic coil outside the displacement magnetic bar, and electromagnetic induction observation and experiment are facilitated.

The invention discloses an iron ore mixing bucket device. The device comprises a mixing bucket; the two ends of the mixing bucket serve as a feeding end and a discharging end, respectively; the mixing bucket is tilted at 15 to 20 degrees; a motor and a speed reducer are arranged on one side of the mixing bucket; the motor is connected with the speed reducer through a belt; tires are arranged on both sides of the mixing bucket and are arranged on a rack; the speed reducer is connected to the rack through a transmission shaft; the treads of the tires vertically contact the surface of the mixing bucket; a circle of bump is formed on the mixing bucket in the circumferential direction; a small pulley is arranged below the mixing bucket and is arranged on the side, inclining downwards toward the mixing bucket, of the bump. Iron ore raw materials, such as dispersed iron powder and iron scraps, are aggregated with a certain adhesive, so that the waste caused by the fact that the light raw materials, such as the iron powder and the iron scraps, are coerced by furnace slag is prevented.

The invention discloses a plate shearing machine with alarm equipment convenient for collecting the raw material, relates to the technical field of shearing machines, in particular to the plate shearing machine with alarm equipment convenient for collecting the raw material. The plate shearing machine comprises a composite base, a connecting seat and a top protective cover, wherein a universal wheel is mounted below the composite base; a main body shell is arranged above the composite base; connecting screws are mounted in the lower end of the main body shell; a horizontal guiding mechanism isarranged in the main body shell; and the universal wheel and the main body shell are connected with the external surface of the composite base through the connecting screws. The plate shearing machine greatly improves the service performance of the entire device while additionally arranging the structure, the improved plate shearing machine is more stable during the using process and adopts gearengagement transmission, so that the plate shearing machine has higher instantaneous starting speed, avoids the overload phenomenon and effectively meets the using demand of a user.

The invention discloses a diesel engine cylinder sleeve lifting appliance which comprises a lifting screw and nut group, a central suspension rod, a balance frame assembly and a fixed cross rod assembly. The center of the balance frame assembly is supported on the upper part of the central suspension rod in a manner of being capable of sliding up and down, and the bottom of the central suspensionrod is closed through a stuffy cover. The fixed cross rod assembly transversely penetrates a cylinder sleeve and the lower end of the central suspension rod to be fixedly connected with the cylinder sleeve. The outer end of the balance frame assembly evenly abuts against the outer peripheral surface of an upper end port of the cylinder sleeve, and a limiting block transversely penetrates the lowerpart of the central suspension rod and is vertically and fixedly connected with the lower part of the central suspension rod. A lifting method comprises the following steps of (1) installing the central suspension rod into the cylinder sleeve, (2) installing the balance frame assembly, (3) enabling a steel sleeve outer circle supporting assembly to abut against the outer peripheral surface of theupper end of the cylinder sleeve, and (4) lifting the cylinder sleeve. The lifting appliance is simple in structure and good in versatility. The cylinder sleeve is conveniently and quickly lifted, the risk of collision damage to the cylinder sleeve is avoided, and the lifting efficiency is improved.

The invention belongs to the technical field of servers, and discloses a computer server based on big data, comprising a server body; the switch mechanism comprises an opening formed in the side wall of the server body, heat dissipation baffles symmetrically penetrating through the two sides of the interior of the opening, a cavity groove, a screw rotationally installed in the cavity groove, a rotating rod, a rotating block, movable sleeves symmetrically connected to the two ends of the screw, a sliding column, a first umbrella wheel and a second umbrella wheel, and the cavity groove is formed in the inner side of the opening; the sliding columns are fixed between the movable sleeves and the heat dissipation baffles, the rotating rods are rotationally installed on the server body through bearings, through cooperation of the rotating blocks, the rotating rods, the threaded rods, the movable sleeves and other structures, the two heat dissipation baffles can get close to each other or get away from each other, and then the openings can be rapidly opened or closed; and a large number of fixing structures do not need to be repeatedly disassembled and screwed, so that the operation is simple and convenient, and the working efficiency is greatly improved.

The invention provides a lifting appliance for a steel cable crane. The lifting appliance for the steel cable crane comprises a first lifting seat and a second lifting seat, the first lifting seat islocated right above the second lifting seat, a movable shaft is movably installed in the middle between the first lifting seat and the second lifting seat, a first lifting arm is movably installed atthe edge of the first lifting seat, a first rotating shaft is movably installed between the first lifting arm and the first lifting seat, a second lifting arm is movably installed at the lower end ofthe first lifting arm, and a third rotating shaft is movably installed between the second lifting arm and the first lifting arm. According to the lifting appliance for the steel cable crane, clampingand hoisting can be carried out on a hoisted object from the outer surface of the hoisted object, and meanwhile, internal hoisting can be carried out on objects with smooth outer surfaces of barrels,so that the hoisting modes are diversified, and hoisting of most objects is achieved; fixing a steel cable is carried out after the steel cable is connected with a hoisting ring, so that the steel cable is prevented from being disengaged from the hoisting ring in the hoisting process; and the hoisting ring drives the steel cable and a hoisting seat to rotate relatively by using a bearing, so thatthe steel cable is prevented from being broken due to torsion.

The invention provides a high-stability adjustable spiral planer. The high-stability adjustable spiral planer comprises a planer body, a planing module and a feeding module, wherein the planing module comprises a planing main shaft and a pressing roller; a feeding module comprises a workbench, a conveying mechanism, a lifting mechanism and an adjusting mechanism; the conveying mechanism comprises a conveying belt and a power source; the adjusting mechanism comprises positioning plates and adjusting assemblies; the adjusting assemblies are symmetrically arranged at a position, above the conveying belt at two ends of a feeding channel, on the outer wall of the planer body; the positioning plates are arranged in parallel with the conveying belt at an up-down interval; the positioning plates comprise a fixed plate and an adjusting plate which are horizontally spaced; a feeding positioning channel is formed between the fixed plate and the adjusting plate; and the adjusting assemblies comprises a vertical adjusting assembly and a horizontal adjusting assembly. The high-stability adjustable spiral planer is capable of conveying wood with different thicknesses and widths, higher in adaptability and application rate, higher and more stable in working efficiency and more compact in structure.

The invention discloses a deep hole boring machine with high machining precision. The deep hole boring machine specifically comprises a boring machine base and a straight guide rail, the boring machine base is provided with a clamping device, the clamping device is arranged at one end of the top of the boring machine base and is fixedly connected with the boring machine base, and the top of the straight guide rail is provided with supporting devices and a drill rod penetrating through the supporting devices and connected with the supporting devices in a rotating mode. The bottom of each supporting device is in sliding connection with the straight guide rail, each supporting device comprises a fixed base, the bottom of each fixed base is clamped on the straight guide rail and is in sliding connection with the straight guide rail, and limiting grooves are formed in the top of each fixed base. The invention relates to the technical field of deep hole boring machines. By means of the deep hole boring machine with the high machining precision, the coaxiality between the drill rod and the supporting devices can be conveniently adjusted, adjusting operation is convenient, it can be avoided that large gaps are generated between limiting plates and the limiting grooves, it is avoided that the machining precision is affected by shaking of the drill rod, the qualified rate of workpieces can be increased, and cost is saved.

The invention discloses solar vegetable greenhouse heat preservation equipment. The equipment structurally comprises supporting structures, a splicing pipe and fixing structures, the supporting structures are fixedly embedded in the left side and the right side of the splicing pipe, the fixing structures are installed at the lower ends of the supporting structures, and after the fixing structures at the lower ends of the supporting structures enter soil, the soil is broken through drilling structures; meanwhile, the surfaces of inclined structures are fully attached to the soil, spring rods on the outer sides of fixing shafts are used for supporting the outer side, resistance to the soil is prevented from being increased, the friction effect on the soil is enhanced through plastic blocks, gaps caused by sliding of the plastic blocks and the soil are prevented, friction to the interior of the soil is enhanced, and the fixing structures are prevented from easily generating a gap during inclination so as not to loosen; meanwhile, the plastic film is attached to the outer sides of blocking structures, friction resistance of the plastic film is increased, a gap is prevented from being generated between the plastic film and the outer sides of the supporting structures, the plastic film is prevented from generating too large acting force on a force bearing point borne by wind power, and uneven stress of the wind power on the plastic film is avoided.

The invention discloses a cast-in-place large pipe pile perforator outer valve and an application method thereof. The outer valve can be combined with a double-layer sleeve to form a pile mold of a cast-in-place large pipe pile; the double-layer sleeve comprises an inner pipe and an outer pipe; the outer valve comprises a valve unit; the valve unit is cut by the same circular table; the valve unitis connected to the lower side of the outer pipe; the valve unit can be joined with the outer side surface of the inner pipe to form a perforation round table; a support module is arranged between the valve unit and the inner pipe; the support module comprises an ejection block; the ejection block is bonded with the inner pipe and the perforation round table at the same time; and a magnetic material body is arranged in the support module. The outer valve has the following advantages: the valve unit is combined for tidy alignment, so that mud is prevented from entering an annular cavity of thepile mold, and the structural strength of the large-diameter pipe pile is improved; the support module can improve the pressure capacity of the valve unit, so that the structural strength and the reliability of the cast-in-place large pipe pile are improved; the magnetic material body improves the connecting tightness and stability of the valve unit and the inner pipe; and the ejection block is vibrated during demolding to improve the structural strength of concrete.

The invention discloses a hand-held vacuum cleaner, which relates to the technical field of vacuum cleaners, and comprises a dust collection mechanism. A holding mechanism is provided on the side, and an extension mechanism is connected to one side of the dust suction mechanism, and a suction head is connected to one side of the extension mechanism. The present invention can effectively avoid its interference with the normal installation of other parts of the casing assembly by setting the dust suction mechanism and the extension mechanism, and does not need to increase the overall size of the casing assembly, so that the appearance of the dust cup assembly is small and beautiful, and it can be used for suction The dust can be further filtered, and the dust can be further filtered, and the polarization of the extension tube can be reduced through the cooperation of the sound-absorbing shell and the sound-absorbing groove while absorbing most of the noise generated by the air circulation, while extending the air inlet path and reducing the air flow rate, thereby significantly reducing The overall environmental noise during vacuuming significantly improves the comfort of use.

The invention discloses a cast-in-place large pipe pile perforator outer valve and an application method thereof. The outer valve can be combined with a double-layer sleeve to form a pile mold of a cast-in-place large pipe pile; the double-layer sleeve comprises an inner pipe and an outer pipe; the outer valve comprises a valve unit; the valve unit is cut by the same circular table; the valve unitis connected to the lower side of the outer pipe; the valve unit can be joined with the outer side surface of the inner pipe to form a perforation round table; a support module is arranged between the valve unit and the inner pipe; the support module comprises an ejection block; the ejection block is bonded with the inner pipe and the perforation round table at the same time; and a magnetic material body is arranged in the support module. The outer valve has the following advantages: the valve unit is combined for tidy alignment, so that mud is prevented from entering an annular cavity of thepile mold, and the structural strength of the large-diameter pipe pile is improved; the support module can improve the pressure capacity of the valve unit, so that the structural strength and the reliability of the cast-in-place large pipe pile are improved; the magnetic material body improves the connecting tightness and stability of the valve unit and the inner pipe; and the ejection block is vibrated during demolding to improve the structural strength of concrete.

The invention discloses a tool clamp for machining single-shaft shredder blade by a lathe. The tool clamp comprises a clamp base, an integrated clamping block is arranged at the edge of the top of the clamp base, clamping arms are connected to the two sides of the top of the clamp base, a fixing rod and a limiting rod are fixedly arranged on the two sides of the top of the clamp base, the clamping arms are arranged on the limiting rods and the fixing rods in a penetrating mode, and an integrated fixing base is arranged on the clamping block. When the clamp is used and installed, a workpiece is clamped on the clamp in the opposite direction, in the machining process, the workpiece possibly inclines and deviates, and the machining precision of the workpiece is affected, and when the clamp works, the workpiece can be stably clamped and installed through matched clamping of transverse clamping rods and the clamping arms, the stability of the workpiece is guaranteed, and the workpiece is prevented from inclining and deviating in the machining process; and a spring is arranged on the fixing rod of the device, and after the clamping arms are installed, when the clamping arms are disassembled and assembled, the clamping arms can be automatically reset through the spring, and the workpiece is conveniently disassembled and assembled.

The invention relates to the technical field of automobile braking, and discloses a novel drum brake with high service life and good safety performance. The novel drum brake comprises a chassis, wherein an insertion shaft opening is formed in the front surface of the chassis, eight fixing holes are formed in the front surface of the chassis and located outside the insertion shaft opening, and limiting plates which are respectively positioned on the left side and the right side of the insertion shaft opening are fixedly arranged on the front surface of the bottom plate. According to the novel drum brake with high service life and good safety performance, a brake grinding piece cannot be directly pushed by a brake wheel cylinder for braking when the brake grinding piece is braked, the smalldeflection angle is generated, the inner ring of a wheel can be better adapted to the inner ring of the wheel, the brake is attached to the inner ring of the wheel, and the abrasion of the brake grinding piece is more uniform after being braked for a plurality of times, the abrasion part cannot deviate, and the service life of the brake grinding piece is prolonged; meanwhile, due to the fact thatthe brake grinding piece is more attached, the braking performance is guaranteed, and the driving safety of a driver is guaranteed; and meanwhile, the service life of the drum brake is further prolonged, and the replacement and maintenance cost of a user is reduced.

The invention discloses a redundant electromechanical actuator, which includes an actuator body, the actuator body includes two first motors, and a planetary reducer and a second motor are respectively fixedly installed on the output shafts of the two first motors. One gear, and the same idler gear meshes between the first gear and the planetary reducer, electromagnetic brakes are fixedly installed on the tops of the two first motors, and the same mounting plate is arranged above the two first motors, and A rectangular frame plate is fixedly installed on the bottom of the mounting plate, and the two first motors are located in the rectangular frame plate, and the sides away from each other of the two first motors are in contact with arc-shaped push plates. The present invention is reasonable in design, easy to operate, convenient to adjust the distance between the two first motors, to adjust the degree of engagement between the first gear and the planetary reducer and the idler gear, and the setting of the first ball and the second ball can effectively reduce the The frictional force generated by the movement of the connecting seat and the screw is convenient to use and meets the needs of use.

The invention discloses a high pier formwork platform construction sag monitoring and alarming device which comprises a high pier construction platform, a monitoring cone frame, a heavy hammer reference assembly and a calibration assembly fixed to the ground, the monitoring cone frame is fixedly installed on the bottom face of the high pier construction platform, and the calibration assembly is located vertically below the heavy hammer reference assembly. The counter weight reference assembly is movably sleeved on the inner side of the monitoring cone frame, and the monitoring cone frame comprises a fixed substrate, a conical sleeve frame and a plurality of magnetic induction monitoring assemblies. In the invention, the heavy hammer reference assembly and the calibration assembly are additionally arranged on the bottom surface of the high pier construction platform, so that after the high pier construction platform is subjected to sag inclination, the heavy hammer reference assembly is still kept in the sag opposite direction of the calibration assembly; the magnetic induction effect is generated through the relative movement of the vertical static rod and the moving sleeve rod to sense the slight inclination and deviation of the high pier construction platform and the monitoring cone frame, and therefore an alarm is given in time to prompt constructors.

The invention discloses a seamless edge sealing device for wooden door production. The seamless edge sealing device comprises a heat transfer printing edge sealing machine, a supporting plate, rollersand supports; the supporting plate is located on one side of an edge sealing platform of the heat transfer printing edge sealing machine, and a mounting groove is formed in the top of the supportingplate; and the multiple rollers are fixedly mounted in the mounting groove at equal distances, and the two supports are fixedly mounted at the bottom of the supporting plate. According to the seamlessedge sealing device for wooden door production, different from the prior art, through an arranged distance adjusting mechanism, it can be ensured that after the position of the supporting plate is adjusted, the supporting plate keeps horizontal with the heat transfer printing edge sealing machine, and then a wooden door is prevented from inclining and skewing in the edge sealing and conveying processes so as to ensure efficient seamless edge sealing of the wooden door; and meanwhile through an arranged miniature cooling fan, the heat transfer printing edge sealing machine can be effectively assisted in cooling, the situation that after the seamless edge sealing device is stopped and not used, people need to wait for the device for a long time of rotation, and then the device is stopped isavoided, and thus the quite convenient effect is achieved.