45results about How to "Easy to support limit" patented technology

The invention discloses a supporting device for an integrated cooker smoke exhaust pipe. The supporting device comprises a support, a connecting vertical rod, a connecting block and a connecting cross rod. Positioning mechanisms are arranged on the left side and right side of the support correspondingly. The connecting vertical rod is vertically arranged on the support. The connecting cross rod is transversely arranged on the connecting block. A supporting assembly is arranged on the connecting cross rod. An installation method comprises the following steps of (1) installing the positioning mechanisms and the support; (2) installing an upper abutting plate and a lower abutting plate; (3) splicing the connecting vertical rod and the connecting block; (4) installing the connecting cross rod and the supporting assembly; and (5) installing an exhaust pipe and the supporting device. The exhaust pipe is supported and positioned through the supporting device, so that vibration in the exhaust process of the exhaust pipe is reduced, the smoke exhaust effect of the smoke exhaust pipe is guaranteed, and meanwhile, the deformation rate of the exhaust pipe can be alleviated, the sealing performance of a connection opening of the exhaust pipe is ensured, excessive vibration in the smoke exhaust process of the exhaust pipe is avoided, friction with surfaces like a wall body and a cabinet body is avoided, and the service life of the exhaust pipe is effectively prolonged.

The invention relates to the technical field of metal tubular product machining equipment, in particular to an internal supporting device for internal grinding of a metal tubular product, which comprises a pipe, a long shaft, and a grinding wheel fixed to one end of the long shaft. A supporting shaft bushing sleeves the long shaft within the pipe, which has one end in fixed connection with a first supporting base. The internal supporting device for internal grinding of a metal tubular product in the invention is characterized in that telescopic rods with supporting bases are connected to the upper and lower ends of an adjusting base and a transverse adjusting rod is used to simultaneously control the telescopic rods at both ends to stretch out and draw back for fixing the position of the supporting shaft bushing so as to support and limit the long shaft and prevent the long shaft from downward bending, thereby allowing for improvement of safety with prolonged service life; the whole supporting device is convenient and simple to mount and dismount, freely adjustable in length, suitable for use in a long tube, and tremendously extensive in application range.

The invention discloses a semi-finished product supporting frame for glass processing. The semi-finished product supporting frame comprises workpiece bodies and baffles, wherein the workpiece bodies are distributed between the baffles at equal intervals; the two baffle plates are symmetrically distributed; a first chromium plating rod and a second chromium plating rod which are horizontally distributed are arranged between the baffles; a connecting piece is mounted on the first chromium plating rod; a mounting plate is arranged on the side of the first chromium plating rod, the top end of thevertically-distributed mounting plate is connected with a first positioning rod, and the bottom end of the vertically-distributed mounting plate is connected with a second positioning rod; the first positioning rod is connected with the first chromium plating rod through a fixing piece; and the first positioning rod and the first chromium plating rod are distributed at an included angle of 90 degrees. According to the semi-finished product supporting frame for glass processing, through redesign of a supporting frame body structure, the stability of the frame body structure can be guaranteed; through the use of a positioning rod structure, the placement stability of a glass plate is guaranteed; and it can be guaranteed that glass of different specifications is well limited, supported and placed through the fixing piece.

The invention discloses computer equipment special for computer teaching and convenient to disassemble, the computer equipment comprises a base, a fixing plate is integrally formed on the right side of the base, a supporting seat is fixedly mounted at the bottom of the base, a right heat dissipation groove is formed below the right side of the base, and a right filter screen plate is fixedly mounted in the right heat dissipation groove; a protective cover plate is movably installed in the right heat dissipation groove, the protective cover plate and fixing plates are fixed through pins in an inserted connection mode, the fixing plates are fixedly installed on the periphery of the bottom of the base, the base can be conveniently supported and limited through the fixing plates, and meanwhile the bottoms of the fixing plates are fixedly installed on anti-skid rubber pads; a better limiting effect on the base is achieved ;the bottom heat dissipation grooves are formed in the front portion and the rear portion of the interior of the base so that heat dissipation can be better conducted on the assembly through the bottom heat dissipation grooves, and the bottom filter screen plates are fixedly installed in the bottom heat dissipation grooves so that external dust and impurities can be conveniently filtered through the bottom filter screen plates.

The invention provides a metal sheet die cutting device capable of being clamped conveniently, and relates to the field of die cutting. The metal sheet die cutting device capable of being clamped conveniently comprises a base. A vertical rod is fixedly installed at the top of the base. A clamping block is fixedly installed on the top of the base and located at the right side of the vertical rod. The end, far away from the base, of the vertical rod is sleeved with a sleeve matched with the vertical rod. A transverse plate is fixedly installed at the right side of the vertical rod. A shell is fixedly installed at the bottom of the transverse plate. According to the metal sheet die cutting device capable of being clamped conveniently, due to arrangement of sliding rails, a sliding plate, a rack, a spring rod, a motor, a gear and a pressing plate, the effect of moving the metal sheet die cutting device conveniently is achieved, metal sheets can be clamped conveniently, the metal sheets can be machined by the metal sheet die cutting device conveniently, and therefore working efficiency of the metal sheet die cutting device is improved, and using efficiency of the metal sheet die cutting device is also improved.

The invention provides an arc-shaped mesh containing frame, and relates to the technical field of reinforcing mesh machining equipment. The arc-shaped mesh containing frame comprises a first supporting frame and a second supporting frame, wherein a telescopic supporting mechanism is arranged between the first supporting frame and the second supporting frame, and a first fixing frame and a second fixing frame are arranged at the top of the first supporting frame and the top of the second supporting frame respectively. Lifting mechanisms corresponding to the first fixing frame and the second fixing frame are fixedly connected to the top of the first supporting frame and the top of the second supporting frame respectively. Supporting plates are fixedly connected to the top of the first fixing frame and the top of the second fixing frame respectively. By designing the lifting mechanisms, an extending mechanism and a supporting and rotating mechanism, produced and machined arc-shaped reinforcing mesh can be well supported and limited, meanwhile, the supporting and rotating mechanism can drive the arc-shaped reinforcing mesh to be subjected to angle rotation adjustment during discharging, accordingly, transportation or hoisting is facilitated, the working efficiency is greatly improved, and the arc-shaped mesh containing frame is worthy of powerful popularization.

The invention relates to the technical field of machines, in particular to a workpiece bending mechanism and method and a pipe bending device. The workpiece bending mechanism comprises a pipe bendingdevice and a workpiece clamping matching device. The workpiece clamping matching device is matched with the pipe bending device so that a workpiece on a workpiece driving device can be bent. The workpeice clamping matching device comprises a clamping connecting plate, a clamping hinging frame, a clamping sliding block, a clamping sliding frame, a clamping front-back air cylinder, a clamping horizontal air cylinder, a clamping horizontal connecting block and a horizontal moving plate. The pipe bending device comprises a pipe bending driving assembly, a pipe bending rotating shaft, a pipe bending shaft sleeve, a pipe bending connecting seat, a pipe bending die, a pipe bending rotating frame, a pipe bending air cylinder, a pipe bending matched plate and an auxiliary die support. The workpiecebending mechanism and method and the pipe bending device have the beneficial effects that the workpiece can be automatically bent; the pipe bending effect can be further improved, and the pipe bending quality is improved; due to the fact that the pipe bending device is matched with the workpiece clamping matching device through a hinge rod, a better pipe bending effect can be better achieved; anda better supporting limiting effect can be achieved.

The invention discloses a dust cleaning device on a second-hand household appliance. The dust cleaning device comprises a dust removal chamber, and a rotating disc is arranged at the bottom of the center in the dust removal chamber; vertical air supply pipes are arranged on the two sides of the rotating disc, and inclined air blowing pipes are connected to the air supply pipes; the upper ends of the air supply pipes penetrate through through grooves formed in the two sides of the upper end of the dust removal chamber; a dust suction mechanism is fixed at the position, between the through grooves, on the top of the dust removal chamber and comprises a dust suction box, a dust suction pipe inserted into the side wall of the dust suction box, a dust collecting box fixed to the top end face ofthe inner side of the dust removal chamber and water contained in the dust collecting box; one end of the dust suction pipe penetrates through the dust removal chamber and is fixed to the dust collecting box, and the other end of the dust suction pipe is immersed in the water in the dust collecting box; a conical air guide cylinder is arranged on the water above a hook, and the upper end of the air guide cylinder is communicated with a V-shaped air guide channel; the air guide channel is communicated with air outlets formed in the two side walls of the upper end of the dust suction box separately, and the air outlets are communicated with the upper ends of the air supply pipes respectively. According to the device, dust on the second-hand household electrical appliance can be removed conveniently, and secondary pollution cannot be caused.

The invention provides automatic welding equipment. The equipment comprises a shell, an electric air cylinder, a supporting frame, a winding roller, a motor, a programmable logic controller, an electromagnetic steel plate and a bearing disc, wherein the electric air cylinder is arranged on the left side of the top of the shell, the supporting frame is arranged on the right side of the top of the shell, the winding roller is arranged in the middle of the supporting frame, the motor is arranged at the top of the left side of the shell, the programmable logic controller is arranged at the bottomof the front end of the shell, the electromagnetic steel plate is arranged on the inner side of the shell, and the bearing disc is arranged at the bottom of the electric air cylinder. The whole automatic welding equipment is stable in structure, high in welding precision, convenient to use and operate, stable during installation and smooth in movement, and can effectively avoid the situation thata welding bearing platform moves greatly.

Disclosed is a vein verification device based on a computer comprising a verification machine body, the verification machine body comprises a machine base and an upper lamp holder, the upper lamp holder is vertically welded to the top face of the machine base, a finger groove is vertically formed in the top face of the machine base, and light source lamps are installed at the bottom end of the upper lamp holder and in the finger groove of the machine base; a perspective plate is horizontally bonded to the top end of the finger groove of the machine base, a clamping frame base is installed at the bottom of the machine base, an inserting groove opening is formed in the rear end face of the machine base, a connecting wire is inserted into the inserting groove opening, supporting structures are symmetrically and vertically arranged on the two sides of the clamping frame base, protection structures are installed on the supporting structures, and an electromechanical box is horizontally connected to the front end face of the clamping frame base. Two-way light source irradiation can be conducted on finger veins, so that the shooting definition of the finger veins is improved, later connection with a computer is facilitated, the use convenience is improved, the use height can be adjusted according to use requirements, the use flexibility is good, the device is protected, damage is reduced, and the service life is prolonged.

An edible fungus culture medium bag packing device relates to the technical field of edible fungus culturing equipment. The edible fungus culture medium bag packing device comprises a conveying mechanism, a looping mechanism and a capping mechanism, wherein the looping mechanism and the capping mechanism are arranged above the conveying mechanism at the front and the rear respectively; the loopingmechanism comprises a looping worktable and a loop conveyer in parallel, the looping worktable comprises a first table plate, a first clamp and a gripper, and the first clamp is connected to the first table plate in a forth-back movable mode and a first clamping jaw; the capping mechanism comprises a capping worktable and a cap conveyer, the capping worktable comprises a second table plate, a second clamp, a third clamp and a capping pressure rod, a plate is provided with a capping hole, the second clamp is movably connected to the second table plate and comprises a second clamping jaw, and the third clamp comprises two cushion plates which are oppositely arranged. The edible fungus culture medium bag packing device can achieve packing of culture medium bags at high automation degree andhigh efficiency and meanwhile can completely and stably clamp loops and caps during lien production.

The invention discloses a device for improving stripping efficiency of a cable for engineering. The device comprises a door-shaped rack, a screw rod and a rotation block which are sequentially connected, wherein a door-shaped surface of the door-shaped rack is perpendicular to a ground surface, an opening of the door-shaped rack faces downwards, a cutter is arranged at an inner side of the door-shaped rack, one end of the screw rod is in threaded connection with the top of the door-shaped rack, the other end of the screw rod is rotatably connected with one end of a rotation block, the other end of the rotation block is connected with the cutter, the cutter can move along a central line of the door-shaped rack by rotating the screw rod, the cutter is a round disc, an axial line of the cutter is perpendicular to a central line of the door-shaped rack and is parallel to the door-shaped surface of the door-shaped rack, and the blade of the cutter is arranged on a side wall of the cutter and makes an annular shape along a circumferential line of the cutter. Compared with a traditional manual stripping mode, the device has the advantages that by cable stripping, the operation step is simplified, the cable is not needed to be handheld and fixed, more labor is saved, the working efficiency is also improved, and the device is applicable to a large amount of cable stripping operation.

The invention discloses intelligent manufacturing equipment capable of preventing chipping interference on the basis of a cutting principle. The equipment comprises a fixing box, the top of the fixing box is in bolted connection with a fixing frame, the center of the top of the fixing frame is in bolted connection with a first air cylinder, a piston rod of the first air cylinder penetrates into an inner cavity of the fixing frame and is in bolted connection with a motor, the output end of the motor is in bolted connection with a cutting knife, the center of the top of the fixing box is in bolted connection with a placing table, a protection mechanism is arranged on the front surface of an inner cavity of the fixing frame, material suction mechanisms are arranged on the two sides of the inner cavity of the fixing frame, and box doors are hinged to the two sides of the front surface of the fixing box through hinges. Through cooperation of a fixing block, a third air cylinder, the protection plate, a connecting block, a through groove and a clamping groove, a user can conveniently utilize the third air cylinder to drive the protection plate to rapidly ascend and descend, so that the front surface of the fixing frame is completely closed, chippings are prevented from splashing to the body surface of the user, and normal operation of the equipment by the user is prevented from being interfered.

The invention belongs to the technical field of board processing, and particularly relates to a manufacturing method of a multilayer corrugated board. The manufacturing method comprises the followingsteps: Step 1, preparing paper pulp: crushing, washing and cooking plant fiber raw materials to obtain paper pulp in a semi-fluid state; Step 2, preparing a core plate: pressing the paper pulp into awavy core plate shape, and cooling to obtain a solid wavy core plate; Step 3, preparing a panel: pressing the paper pulp into a panel shape, and cooling to obtain solid panels; and Step 4, bonding andforming: bonding the solid panels to the two sides of the solid core board to obtain a multi-layer corrugated board, wherein the step 4 is completed through cooperation of a multi-layer corrugated board manufacturing device. In the process of bonding the panels to the two sides of the core board, the core board is prevented from being bent, and the flatness of the multi-layer corrugated board isguaranteed; and the thickness uniformity of an adhesive layer is ensured, and the flatness of the multi-layer corrugated board is further ensured.

The invention discloses a paper compounding device for valve bag production and a using method thereof.The paper compounding device comprises a base, the top of the base is fixedly connected with a winding mechanism, a frame body, a gluing mechanism, a deviation rectifying mechanism and a feeding mechanism, and the top of the inner wall of the frame body is connected with an adjusting air cylinder through a bolt; the bottom of the adjusting air cylinder and the top of the base are connected with a connecting frame through bolts, the rear side of the connecting frame is connected with a driving motor through bolts, an output shaft of the driving motor is fixedly connected with an upper composite roller and a lower composite roller, and temperature sensors and heating pipes are fixedly installed in inner cavities of the upper composite roller and the lower composite roller. The deviation rectifying device has the advantage of automatic deviation rectifying, and the problems that in the compounding process of raw material paper and woven cloth of a valve bag, kraft paper and the woven cloth are not convenient to automatically rectify deviation, the compounding position of the kraft paper and the woven cloth is prone to deviation, and the production quality of a valve bag base material is reduced are solved.

The invention relates to the technical field of robot maintenance equipment, in particular to a fixing device for robot maintenance, including a limit structure, an angle adjustment structure, a length adjustment structure, a storage structure and a dislocation structure; the length adjustment structure for adjusting the support length There are two dislocation structures diagonally and symmetrically at both ends. The setting of the length adjustment structure is convenient for supporting two power arms with different distances, making the operation more convenient and flexible. The setting of the dislocation structure is convenient for two power arms that are not on the same plane. It is convenient to support and limit various types of power arms. The two dislocation structures are arranged diagonally and symmetrically to increase the dislocation distance; one end of the angle adjustment structure is connected to the dislocation structure, and the angle adjustment structure deviates from the dislocation structure. One end is provided with a limit structure, which is convenient to adjust the angle of the limit structure through the angle adjustment structure, so that the limit structure can support the robot power arm with different angles, thereby making the support effect better.

The invention relates to a device for roadbed strength reinforcement and ramp collision prevention. A supporting frame is hinged to the bottom end of the surface of a protection rod, the bottom end of the protection rod is located in the supporting frame, a connecting frame is hinged to the bottom end of a T-shaped rod at the right end of a connecting rod on the right side of the protection rod, a hinge rod is hinged to the bottom of the connecting frame, and the rear side, slidably connected with a sliding sleeve, of the surface of the hinge rod is rotationally sleeved with a left pulley; the inner part of a bolted support at the right side in the supporting frame is sleeved with a right pulley in a rotating mode, the left half part of a left bolted steel wire rope of the support is of a C-shaped structure and is in sliding connection with the left side of the left pulley, the right half part of the steel wire rope is of a U-shaped structure and is in sliding connection with the right side of the right pulley, one end of the steel wire rope far from the support is bolted with a buffer mechanism at the bottom of the transmission mechanism, and the bottom end of the surface of the protection rod is hinged with an auxiliary mechanism. The device solves the problems that an existing ramp reinforcement and collision prevention device for road administration is small in buffering range and poor in collision prevention effect, a guardrail is prone to shaking, stability is poor, and a roadbed is prone to being damaged.

The invention discloses a surgical nursing bandaging device, which comprises a fixing belt, a limiting plate, a connecting plate, an elastic layer, a socket and an extruding plate. A contact layer is provided on one side of the outer wall of the elastic layer. On the other side of the wall, extruded plates are evenly spaced and vertically arranged, and two adjacent extruded plates are connected by a connecting cloth. The socket, the upper and lower ends of the outer side wall of the limiting plate are connected with a fixing band, and the ends of the fixing band away from the limiting plate respectively pass through the sockets at the upper and lower ends of the extrusion plate and are connected with a connecting plate. In the present invention, connecting cloth is provided between the extruded plates arranged at equal intervals on the outer wall of the elastic layer, so that the extruded plates at different positions on the elastic layer can be easily bent, and the necks of different thicknesses can be closely adhered. Covering, to avoid the large degree of local extrusion due to the different sizes of the patient's neck from affecting the bandaging effect, and to improve the adaptability and versatility of the device.

The invention relates to a copper art sculpture structure and a mounting method thereof. The copper art sculpture structure comprises an upper copper art piece, a lower copper art piece, a supportingrod body, two locating components, two sheltering blocks and several locating rods, and the upper copper art piece and the lower copper art piece comprise a copper art plate and a stainless-steel plate; each locating component comprises a locating rod body, a left pressing bar, a right pressing bar, several left springs and several right springs; the supporting rod body is arranged transversely, the two locating components are arranged at left and right side by side, each locating rod is arranged between the two locating components, the lower copper art piece and the upper copper art piece aremovably embedded at the two locating components, moving intervals are reserved between the lower and upper art pieces and the two locating components, and the two sheltering blocks are respectively arranged at top surfaces of the locating rod bodies of the two locating components. The copper art sculpture structure provided by the invention has the advantages of being easy to fix, being located well, being convenient to detach and maintain, and so on; and the mounting method is very simple, is very convenient and efficient to operate, and can realize an aim of fast mounting and locating.

The invention relates to the technical field of steel structure buildings, and particularly discloses a steel structure building demolition steel recycling device which comprises a fixing assembly, a cutting assembly and a supporting assembly, the fixing assembly comprises a base, a main rod and a fixing plate, the main rod is fixedly installed at the top of the base, and the fixing plate is fixedly installed at the top of the main rod; according to the steel cutting device, a base and a main rod on the fixing assembly are matched with each other to provide supporting force for the cutting assembly on the fixing plate, a motor in the cutting assembly drives a cutting disc to conduct cutting work, meanwhile, an electric telescopic rod can push the cutting disc downwards, and then steel on the supporting assembly is smoothly cut off; due to the fact that the supporting assembly is composed of the first supporting plate and the second supporting plate, bending of the steel can correspond to the connecting position of the first supporting plate and the second supporting plate, and therefore the cutting disc can be accurately positioned to the bending position of the steel, and accurate positioning cutting work is carried out.

The invention provides a supporting device for installing a cast-in-situ bored pile pouring guide pipe and a using method of the supporting device. The supporting device comprises a fixing cover, a circular supporting plate, a guiding mechanism and a guide pipe positioning mechanism, at least two sets of telescopic supporting plates and a plurality of positioning inserting rods are arranged at a cover opening of the fixing cover, a guide pipe inlet is formed in the upper surface of the fixing cover, and the circular supporting plate is rotationally installed at the guide pipe inlet in the top face of the fixing cover through a positioning bearing. A guide pipe positioning hole is formed in the circular supporting plate, the positioning mechanism is installed in the guide pipe positioning hole, and the guide pipe guiding mechanism comprises a first guide wheel assembly and a second guide wheel assembly which are symmetrically arranged on the two sides of the guide pipe positioning hole. The guide pipe can be conveniently limited while moving up and down in the fixing cover, it is guaranteed that the concrete pouring process of the guide pipe is smoothly and stably carried out, the positioning process of the concrete guide pipe is convenient and fast, and meanwhile the device is stably placed to support and limit the guide pipe.

The invention provides an antenna carrier used for positioning and fixing antennas in an antenna production line. The antenna carrier comprises a base, a transverse adjustable supporting mechanism anda longitudinal adjustable supporting mechanism; the transverse adjustable supporting mechanism and the longitudinal adjustable supporting mechanism are both arranged on the base and used for supporting and limiting the antennas, the transverse adjustable supporting mechanism can move relative to the width direction of the base, and the longitudinal adjustable supporting mechanism can move relative to the length direction of the base. The antenna carrier provided by the invention is provided with the transverse adjustable supporting mechanism and the longitudinal adjustable supporting mechanism, and adjustment of supporting and limiting intervals in the length direction and the width direction can be achieved respectively, so that good positioning and fixing effects can be achieved for antennas with different structures and sizes, the applicability is wide, the processing precision of the antennas can be improved, damage to device is avoided, and the safety of production operation is guaranteed.

The invention discloses a bottle blank conveying device which comprises a rack, a driving wheel, a driven wheel and a heating chain connected between the driving wheel and the driven wheel and used for conveying bottle blanks, the heating chain comprises a plurality of hinged chain links, each chain link is provided with a limiting roller, and a guide rail is arranged on the rack. The guide rail comprises a base plate provided with a guide groove and a damping piece installed in the guide groove, and the guide groove abuts against a limiting roller rolling along the guide groove through the damping piece so as to limit the limiting roller. The guide rail is arranged to be of a structure that the base plate and the damping piece are matched, so that when the limiting rolling wheels on the chain links slide along the guide rail, the base plate guides and limits the limiting rolling wheels through the damping piece, the damping piece reduces abrasion between the chain links and the guide rail, and the service life of the chain links and the guide rail is prolonged; and meanwhile, vibration generated in the sliding process of the chain links is absorbed through the damping pieces, vibration noise generated in the moving process of the chain links is reduced, and the use experience of workers is improved.

The invention discloses a TPU film fixed-width cutting device, and belongs to the field of cutting devices. The TPU film fixed-width cutting device comprises a cutting table, wherein the front end and the rear end of the left side of the upper end of the cutting table are fixedly connected with convex blocks correspondingly, the upper ends of the convex blocks are fixedly connected with pressing rods, the pressing rods are provided with sliding grooves, anti-falling rods are connected to the interiors of the sliding grooves in a sliding mode, the right sides of the anti-falling rods are fixedly connected with a front baffle and a rear baffle correspondingly, and one sides of the front baffle and the rear baffle are fixedly connected with pressing blocks correspondingly. According to the TPU film fixed-width cutting device, the front baffle and the rear baffle are arranged on the front side and the rear side of the upper end of the cutting table correspondingly, the front baffle and the rear baffle are limited and fixed through the connection of threaded rods and fixing seats, so that TPU films with different widths can be conveniently limited and fixed in the front-back direction; and the upper ends of the TPU films are limited and fixed in the up-down direction through the pressing rods and the pressing blocks correspondingly, so that the front-back and up-down limiting and fixing of the TPU films are increased, and the circumstance that the TPU films are inclined and damaged due to the fact that the TPU films move in all directions during cutting is avoided.

The invention provides a welding device for guard rails for boat production, which relates to the technical field of boat production, and includes a workbench, a first workpiece support mechanism is movably installed on both sides of the upper surface of the workbench, and one side of the workbench is mounted on the surface of the workbench. There is a first adjustment mechanism, a second adjustment mechanism is arranged in the middle of the upper surface of the worktable, a second workpiece support mechanism is movably installed on the upper surface of the worktable, and a mounting frame is fixedly installed at one end of the worktable , the upper end of the mounting frame is provided with a control mechanism. The invention can complete the automatic adjustment of the workpiece position through the first adjustment mechanism and the second adjustment mechanism, reduce manual manual correction, and the adjustment accuracy of the workpiece position is higher. Adjust it to make it more convenient to weld different positions of the guardrail, and the welding effect is better.

The invention discloses a preparation device of a steel fiber concrete pavement slab. The preparation device comprises a box body, wherein supporting frames are bolted to two sides of the bottom of the box body; a feeding pipe is communicated with the left side of the top of the box body; a fixed plate is bolted to the left side of an inner cavity of the box body; a through groove is formed in the right side of the fixed plate; and a stirring mechanism is arranged in the inner cavity of the box body. According to the preparation device disclosed by the invention, a motor, a first stirring shaft, a first gear, a movable plate and a first stirring rotary blade are matched, so that a user can conveniently utilize the motor to drive the first stirring shaft and the first stirring rotary blade to carry out primary stirring on a plurality of types of raw materials; second gears, second stirring shafts and second stirring rotary blades are matched, so that the user can conveniently utilize the rotation of the movable plate to drive the two groups of second stirring shafts to rotate around the first stirring shaft; and meanwhile, the first gear is used for driving the two groups of second gears to rotate, so that the second stirring shafts and the second stirring rotary blades are driven to rotate at the same time, and furthermore, the plurality of types of raw materials are sufficiently mixed and stirred.

The invention discloses a machine tool buffering mechanism for motor shaft machining, and relates to the technical field of machine tool equipment. The problem that when an installation platform moves, the overall structure for fixing a motor shaft is not stable enough is solved. The machine tool buffering mechanism specifically comprises a bottom plate, a plurality of second supporting columns are fixed to the outer wall of the top of the bottom plate, a supporting plate is fixed to the outer walls of the tops of the second supporting columns, a plurality of first supporting columns are fixed to the outer wall of the top of the supporting plate, and a set of mounting tables are fixed to the outer walls of the tops of the first supporting columns. By arranging a lifting mechanisms, when a control panel is about to control an electric lead screw to drive a machining table to move back and forth, the control panel firstly controls the lifting mechanisms located on the two sides of the electric lead screw to push the electric lead screw to move upwards by a set distance, and the control panel can control the lifting mechanism to reset so that the whole machining table can be more stable when the machining manipulator machines the motor shaft clamped and fixed on the machining table.