76results about How to "Easy flip operation" patented technology

The invention discloses a turnover machine which comprises a base and two rotating arms. The two rotating arms are parallelly arranged on the base, spaced along a left-right direction and bilaterally symmetric on the base. Each rotating arm comprises a support, a driven wheel disc, a fixing part, a driving wheel disc and a driving component, wherein the driven wheel disc is rotatably arranged on the support and forms a first penetrating portion penetrating the driven wheel disc along the left-right direction, the outer circumferential surface of the driven wheel disc is provided with first wheel teeth, the fixing part is used for fixing a workpiece to be turned over between the driven wheel discs of the two rotating arms, the driving wheel disc is rotatably arranged on the support of one rotating arm, the outer circumferential surface of the driving wheel disc is provided with second wheel teeth engaged with the first wheel teeth, and the driving component is used for driving the driving wheel disc to rotate. The turnover machine has the advantages of simple structure, low cost, convenience in turnover operation, accurate turnover angle and the like.

The invention relates to the technical field of laser cutting devices, and particularly relates to a laser cutting device capable of conveniently removing cutting residues. The laser cutting device comprises a laser cutting machine, a fixing frame and sawteeth; the fixing frame is fixed to the top end of the laser cutting machine; the fixing frame and the sawteeth are connected through a turnover mechanism; brushes are arranged on the two sides of the bottom ends of the sawteeth and connected with the interior of the laser cutting machine through an auxiliary cleaning mechanism; the auxiliary cleaning mechanism comprises a first reciprocating lead screw; a first gear is fixed to the front end of each brush; the bottom end of each first gear is engaged with a rack plate; the two ends of each rack plate are fixed to the two sides of the interior of the laser cutting machine; and a motor is arranged at the bottom end of the interior of the laser cutting machine. According to the laser cutting device, the work efficiency is improved, operation is simple and convenient, and the problems that during cleaning, time of operators is wasted, and meanwhile the workpiece machining rate is influenced are effectively solved.

The invention discloses a wood board surface shallow layer uniform carbonization device and particularly relates to the technical field of technological carbonized wood shallow layer carbonization. The device comprises a rack, wherein a fixed table is fixedly arranged at a top end of the rack, a threaded rod and an upper positioning sliding rod are fixedly arranged at the top of the rack, a lowerpositioning sliding rod is fixedly arranged at the bottom of the rack, a movable frame is movably arranged between the upper positioning sliding rod and the lower positioning sliding rod, rotating shafts are fixedly arranged in the middle of the movable frame and the middle of one side of the rack, clamping blocks are fixedly arranged at one ends of the two rotating shafts, a wood plate is arranged between the two clamping blocks, and a movable platform is movably arranged at the top of the fixed table. The device is advantaged in that a turning cylinder drives a rotating frame to turn over, alifting cylinder drives a re-rack to do lifting motion, so a turning space is provided for a wood board, the turned wood board is conveniently carbonized, double-sided carbonization of the wood boardis realized, turning operation of the wood board is simple, and operation efficiency is improved.

The invention discloses a high-temperature bluing method of a long and large part, which comprises: placing a support on the bottom of a bluing tank, determining a preset bluing temperature and preset bluing time, preparing bluing solution, aging the bluing solution, preheating the washed long and large part, placing the preheated part on the support for bluing, setting the temperature of the bluing solution when the part enters the tank at the highest value of the preset bluing temperature, taking the part out of the tank slowly after the bluing is finished, washing the surface of the part with at least three water heads at the same time, transferring the part to a clear water tank after the part is taken out of the tank completely, washing off the alkaline bluing solution on the surface of the part completely, placing the long and large part washed completely by clear water on a wooden sleeper with a wrapping cloth pad, checking the long and large part, and applying oil onto the long and large part is the long and large part is qualified. The method has the advantages that: the structure is simple; the operation is simple and the washing effect is good; and a high-quality blued film can be formed on the long and large part conveniently, and the blued film is more compact, firmer and more alkaline corrosion resistant.

A resilient rotation buckle includes a decoration plate and the belt coupling structure having an end coupled to a belt. The decoration plate and the belt coupling structure form a rotation shaft and a rotation assembly that cooperate each other. The rotation assembly includes a receptacle compartment having a wall forming a through hole for receiving the rotation shaft therethrough, springs, and retention blocks. An accommodation channel is defined in the receptacle compartment in a direction normal to the through hole. When the rotation shaft is inserted, the retention blocks are in contact engagement with an outer circumference of the rotation shaft. The springs have first ends in biasing engagement with the retention blocks and second ends supported by walls of the accommodation channel. The rotation shaft and the rotation assembly allow for relative rotation therebetween for switching between a locked position and a released position.

Disclosed is a turnover device. A robot is provided with a horizontally-turnover turnover seat and a turnover plate. Two clamping plates on the turnover plate are driven by a screw rod and nut pair to move oppositely or reversely so as to clamp a product or release the clamped product. Each clamping plate is further provided with a flexible base plate and a sucker connected through a buffer rod. The production efficiency can be improved, and the turnover device is simple in structure and easy to achieve. The work process of the turnover device is stable, the structure of a product assembly line can be simplified effectively, and meanwhile, the product is protected against damage better.

The invention discloses an overturning stacking machine. The overturning stacking machine comprises a buffering paper separation part, a collection and piling part, an overturning part and a stacking part, wherein a hoisting conveying part is arranged between the collection and piling part and the overturning part; the overturning part comprises an overturning mechanism and a plurality of overturning part conveyor belts which are arranged in parallel along the conveying direction of a paperboard; the overturning mechanism comprises a first rotary shaft and a second rotary shaft which are located under the overturning part conveyor belts and are arranged along the radial direction of the overturning part conveyor belts; the first rotary shaft is located in front of the second rotary shaft; first baffle teeth and second baffle teeth are arranged on the first rotary shaft and the second rotary shaft between the adjacent overturning part conveyor belts respectively; and the positions and quantity of the first baffle teeth correspond to those of the second baffle teeth respectively. According to the overturning stacking machine, the first baffle teeth are matched with the second baffle teeth, so that the corrugated paperboard can be easily overturned; the overturning stacking machine has a simple structure, is in low cost and has high production efficiency.

The invention relates to the technical field of vehicle manufacturing, and provides a travel trailer with a carriage cover having an electric overturning function, aiming to solve the technical problems occurring during overturning of the carriage cover in the conventional travel trailer. The travel trailer comprises a frame, wheels arranged below the frame, and a carriage fixed to the frame, wherein a suspension mechanism is arranged at the front end of the frame; the carriage is provided with the carriage cover. The travel trailer is characterized in that the frame is provided with a rotating shaft which is controlled by a driving motor and is used for driving a swing rod and a pull rod to realize overturning or resetting operation on the carriage cover. By adopting the travel trailer with the carriage cover having the electric overturning function, the carriage cover can be overturned conveniently, the overturning strength of the carriage cover is lowered effectively, and the operating comfort of the travel trailer is enhanced.

The invention relates to the technical field of printed circuits. The invention further discloses a printed circuit board positioning device based on the ratchet wheel positioning principle. The positioning device comprises a supporting frame and the outer portion of the supporting frame is fixedly connected with an overturning motor. A main gear is fixedly connected to the outer part of the overturning motor; the outer portion of the main gear is connected with an overturning toothed bar in an engaged mode. an overturning gear is connected to the outer part of the overturning toothed bar in ameshing manner; a fixing frame is fixedly connected to the outer part of the overturning gear; a moving motor is fixedly connected to the interior of the fixing frame; the overturning motor, a main gear, the overturning toothed bar, the overturning gear and the fixing frame are matched for use; therefore, the effect of conveniently adjusting the angle of the fixing frame is achieved, the printedcircuit substrate can be adjusted to a proper angle, dispensing and welding operation is facilitated, the using effect is effectively improved, overturning operation of the printed circuit board is facilitated, operation is easy, the overturning operation difficulty of the printed circuit board is reduced, time waste is effectively reduced, and the working efficiency is improved.

The invention provides a retractor. The retractor comprises a cylindrical film made of flexible material, an upper ring located at the opening of the upper portion of the cylindrical film and made of flexible material, and a lower ring located at the opening of the lower portion of the cylindrical film and made of flexible material. The lower ring is a hollow pipe. An alloy wire is arranged in the hollow pipe. The upper ring is of a dual-pipe structure. The dual-pipe structure comprises a first branch pipe and a second branch pipe which are vertically connected in parallel. An alloy wire is arranged in at least one of the first branch pipe and the second branch pipe. By means of the retractor, no constrictive injuries can be caused to tissue of an incision retracted face, the protection and hemostasis functions are achieved for incision tissue, incision tissue can be isolated and protected in a sealed mode when an incision is retracted, and cross infection probably caused during surgery is avoided.

The invention discloses an automatic turnover device and turnover method for a unit curtain wall, and belongs to the technical field of unit curtain walls. The automatic turnover device comprises a placing table, the bottom of the placing table is connected with four rollers through supporting columns, and the left side of the placing table extends to the exteriors of the rollers. According to the device and the method, by means of a push plate, a lifting plate and a telescopic sliding rail, the end of the curtain wall is lifted, and meanwhile, the curtain wall is pushed to the left side till the curtain wall is pushed to the vertical state, and manual operation is reduced in the whole process; by means of the left side of the containing table, the curtain wall can be moved to the outer side of a building, and workers do not need to be located on the edge of the building so that workers can be in a safe working environment, and the safety of building workers is guaranteed; and after the curtain wall is hoisted by hoisting equipment, a second sliding rail and a first sliding rail can be shrunk into a storage barrel again under the action of an air spring, and manual return operation is not needed, so that on one hand, manual operation is reduced, and on the other hand, follow-up turnover operation for the curtain wall is facilitated.

The invention discloses a switching mechanism for a lifting bucket of a concrete lifting device. The switching mechanism comprises a bucket body; the top portion of the bucket body is provided with adischarging hole extending outward; two sides of the bucket body are provided with sliding grooves; the sliding grooves are internally provided with sliding blocks; the sliding blocks are fixedly connected with rotating blocks in a sleeving mode; the top sides of the rotating blocks are rotataly provided with hanging brackets, and the top ends of the hanging brackets extend to the upward side of the bucket body; one sides which two sliding blocks away from each other of the two sliding blocks are provided with installation grooves; the inner walls of one sides, close to the bucket body, of theinstallation grooves are provided with sliding holes; the sliding holes are internally provided with locating rods, and two ends of the locating rods all extend out of the sliding holes; and the inner walls of one sides which the two sliding grooves are close to each other are provided with multiple locating grooves at equal intervals. The switching mechanism for the lifting bucket of the concrete lifting device can conveniently adjust the position of the hanging brackets on the bucket body and facilitate the turnover operation more conveniently; and the connecting distance between an adjusting connecting rods and a sliding rod can be conveniently adjusted, so as to facilitate the effective adjustment according to the quantity of slurry in the bucket body.

The invention relates to the field of construction of a nuclear power station, provides a method for hoisting a core and a shell of a high temperature gas cooled reactor and aims at reducing construction difficulty of hoisting of the core and shell of the high temperature gas cooled reactor, improving hoisting quality and construction safety. The method comprises the following steps: fixedly arranging a reversed support as well as a bottom bearing support and an upper fixing inclined support; reversing the core and the shell of the reactor into a vertical state by adopting a reversing sling provided with an angle pointer; removing a hoop at the tail, then hoisting and conveying the core and the shell of the reactor on the bottom bearing support, and fixing with the upper fixing inclined support; removing a hoop at the head, and hoisting away from the core and the shell of the reactor; removing a hoisting cover plate from the core and the shell of the reactor, and hoisting the hoistingcover plate away from the core and the shell of the reactor; monitoring a strain value of an adjustable pull rod, and adjusting length of the adjustable pull rod according to measurement data; and mounting a limiting component at an upper opening of a pressure container, and hoisting the core and the shell of the reactor into the pressure container to be in position, so that hoisting is completed.By adopting the method provided by the invention for hoisting the core and the shell of the high temperature gas cooled reactor, the construction difficulty is low, and the hoisting quality and safety are high.

The invention discloses a portable water bicycle, comprising a bearing platform, balloons connected to the bearing platform and used to provide buoyancy, and water bicycle mechanism; the bearing platform is provided with a first chamber, the water bicycle mechanism in portable state is received in the first chamber, and the water bicycle mechanism in operating state is extended out of the first chamber. The portable water bicycle is simple in structure and easy to manufacture and has working and portable states conveniently switchable; when the portable water bicycle is in the portable state, the water bicycle mechanism may be received in the first chamber to form a normalized shape facilitating placement and carrying; in addition, the portable water bicycle is conveniently switchable between the two states; the water bicycle mechanism may be extended out of the first chamber to enter the operating state just through simple flipping operation, and the portability and usability of the water bicycle are improved greatly.

The invention discloses a novel casting cooling device, which comprises a water tank, wherein the upper end surface of the water tank is provided with a plurality of arc-shaped grooves, the bottom part of each arc-shaped groove is provided with at least one casting roller, the part, corresponding to the bottom part of each arc-shaped groove, of an inner cavity of the water tank is fixedly provided with a sealing cavity for the corresponding casting roller, the left end of the upper end surface of the water tank is fixedly provided with a water inlet, the lower end of the right end surface of the water tank is fixedly provided with a water drainage pipe, the upper end surface of the water tank is vertically and fixedly provided with a support rod, the upper end of the upper rod is provided with a transverse rod, blowers are fixedly arranged on the transverse rod, and an air outlet of each blower faces an opening of each arc-shaped groove. By adopting the technical scheme, the novel casting cooling device has the advantages that cooling water is added into the water tank, so when a casting is put into the corresponding arc-shaped groove, the casting can be quickly cooled by the surface of the corresponding arc-shaped groove; the bottom part of each arc-shaped groove is provided with the corresponding casting roller, so the turnover of the casting is convenient, and the casting can be completely and thoroughly cooled; in addition, the blowers are arranged above the upper end surface of the water tank, so the cooling time of the casting is greatly shortened.

The invention relates to a box clamping overturning mechanism and box overturning equipment. The box clamping overturning mechanism comprises a cross beam, a first vertical bearing rod set, a second vertical bearing rod set, a first clamping plate and a second clamping plate. The top of the first vertical bearing rod set is fixedly connected with one end of the cross beam, and the top of the second vertical bearing rod set is slidingly connected with the bottom face of the cross beam through a sliding block; the first clamping plate is hinged to the bottom of the first vertical bearing rod set, and the second clamping plate is hinged to the bottom of the second vertical bearing rod set; the first clamping plate and the second clamping plate are oppositely arranged, and box fixing devices are arranged on the opposite faces of the first clamping plate and the second clamping plate respectively; the box overturning equipment is provided with the box clamping overturning mechanism. The boxclamping overturning mechanism can assist a worker in overturning a box when different faces of the box are processed, and accordingly the efficiency of processing the box is improved.

The invention relates to a welding fixture, in particular to a steering supporting welding fixture. The steering supporting welding fixture solves the problems that an existing fixture is complex in structure and inconvenient to operate, has potential safety hazards in the turnover process, and is low in production efficiency. A standard board of the fixture is horizontally arranged, the two ends of the standard board are respectively connected with a connecting fixing plate, a first locating supporting part and a second locating supporting part are arranged on the upper surface of the standard board in parallel side by side, a first compressing part, a second compressing part, a first locating compressing part, a third compressing part and a fourth compressing part are sequentially installed on one side of the standard board, and a fifth compressing part, a sixth compressing part, a second locating compressing part, a third locating compressing part, a seventh compressing part and the two connecting fixing plates are sequentially installed on the other side of the standard board. The steering supporting welding fixture is used for instrument board framework welding.

The invention relates to the technical field of integrated circuit boards, and discloses integrated circuit board detection equipment which comprises a shell, and a detection mechanism is clamped in the shell. The circuit board is automatically and intermittently clamped, the position of the circuit board is adjusted, the circuit board is fixed by applying a force to the two side surfaces of the circuit board, the detection stability of the circuit board is improved, the overturning operation of the circuit board is facilitated, and the subsequent overturning operation is triggered through the combined action of the upper rod, the plug and the socket according to the operation condition of the fixing operation. Linkage between the structures is improved, the automation degree is high, through the combined action of the left clamp, the right clamp, the barrier strip, the rotating frame, the gear and the telescopic rod, the circuit board is in a clamped state and turned over by 180 degrees, turnover of the circuit board is achieved, comprehensive detection on the circuit board is facilitated, the two hands are liberated, manual intervention is reduced, the situation that the circuit board is damaged due to manual overturning is avoided, time and labor are saved, operation is convenient and fast, and the actual use situation is better met.

The invention discloses an automatic overturning device for a unit curtain wall and an overturning method thereof in the technical field of unit curtain walls, comprising a placing platform, four rollers are connected to the bottom of the placing platform through supporting columns, and the left side of the placing platform extends to the outside of the rollers ; The present invention uses the push plate, the lifting plate and the telescopic slide rail to push the end of the Mu wall to the left until the Mu wall is pushed to a vertical state. The whole process reduces manual operations and places On the left side of the platform, the wall can be moved to the outside of the building and does not need to be on the edge of the building manually, which is conducive to keeping the workers in a safe working environment and ensuring the safety of construction workers. After the curtain wall is hoisted by the hoisting equipment, the second slide rail and The first slide rail will be retracted into the storage tube under the action of the gas spring, and no manual reset operation is required. On the one hand, it is beneficial to reduce manual operations, and on the other hand, it is beneficial to the subsequent overturning operation of the wall.

The invention relates to the technical field of copper-clad plates, and discloses a double-single-face PI copper-clad plate pressing and bonding device. The device comprises a shell, and the interior of the shell is fixedly connected with a fixing seat. Copper-clad plates are automatically fixed, the positions of the copper-clad plates are adjusted so that the copper-clad plates are placed in order, manual operation is omitted, the operation is convenient and fast, and the working efficiency is effectively improved. Follow-up overturning operation is triggered by means of position adjusting operation, linkage between structures is improved, and the automation degree is high. According to actual machining requirements, the placement position of a supporting plate is controlled, so that the supporting plate has a supporting effect on the copper-clad plates and facilitate hot pressing operation when being located at the highest point, and when the supporting plate is located at the lowest point, overturning operation is facilitated, the copper-clad plates are overturned by 180 degrees in a fixed state, and hot pressing on the other sides of the copper-clad plates is facilitated. Therefore, a double-side machining effect is achieved, various machining requirements can be met, and actual use conditions are better met.

The invention provides a truck tail movable pedal component which comprises a movable pedal body. Two downward holes are formed on the upper portion of the movable pedal body and the bottom of a connecting beam adjacent to the movable pedal body. Two parallel spring pins are fixedly mounted on the movable pedal body through fasteners. The two spring pins correspond to the two holes in the connecting beam in position. A pin seat, a retaining plate, a bolt, a clamp spring and a clamp spring support are replaced by the spring pins. The movable pedal can be fixed by inserting the spring pins into the pin holes in the connecting beam, parts are reduced greatly, manufacturing process is simplified greatly, convenient operation is achieved, fixation and putting down of the movable pedal can be realized only by inserting and pulling out the spring pins, and maintenance cost is lowered greatly.

The invention discloses new energy automobile rear axle welding equipment which comprises a control base, a servo deflection seat, a feeding sliding seat and a flexible clamping assembly, the servo deflection seat is rotationally installed on the top face of the control base, and the flexible clamping assembly is fixedly installed on the surface of the feeding sliding seat and fixed to the output end of the servo deflection seat through the feeding sliding seat. The input ends of the control base, the servo deflection base, the feeding sliding base and the flexible clamping assembly are electrically connected with a controller, and the input end of the flexible clamping assembly communicates with a pneumatic driving assembly. According to the automobile rear axle assembling and clamping device, a multi-shaft servo driving platform structure is adopted, assembling and clamping of an automobile rear axle are achieved through the control base, the servo deflection base and the feeding sliding base, and programming driving is conducted under servo control; the assembly position and any angle of a rear axle workpiece are automatically adjusted, so that workers can conveniently conduct welding assembly operation, the device is suitable for work of a mechanical arm automatic welding machine, automatic transformation is completed, and the rear axle assembly precision and the work efficiency are improved.

The invention provides a prefabricated stand column in-plant overturning method. The method comprises the steps that an overturning area is arranged, wherein the overturning area comprises a foundation pit, the foundation pit is defined by side walls on the four sides, the side walls can support a prefabricated stand column, and the interior of the foundation pit is filled with sandy soil; the prefabricated stand column is overturned to a horizontal state from a vertical state, wherein the prefabricated stand column is vertically hoisted and moved to the position above one side wall of the foundation pit, and one side of the bottom of the prefabricated stand column is aligned with the side wall; the prefabricated stand column is lowered, one side of the bottom of the prefabricated stand column is supported on the side wall, and the other side of the bottom of the prefabricated stand column is suspended above the sandy soil; the prefabricated stand column continues to be lowered, the bottom of the prefabricated stand column overturns towards the interior of the foundation pit due to single-side stress, and the other side of the bottom of the prefabricated stand column is located inthe sandy soil; and under the traction of a hoisting device, the prefabricated stand column continues to be overturned till the prefabricated stand column completely lies in the foundation pit, and overturning of the prefabricated stand column from the vertical state to the horizontal state is completed. According to the prefabricated stand column in-plant overturning method, the overturning areais simple in component and easy and convenient to operate, and the effect of protecting the appearance of the prefabricated stand column is achieved.

The invention discloses a portal frame system for an automatic integral overturning conveyer. The portal frame system comprises a portal frame (1), pressure sensors (2), pulley groups (3), hydraulic cylinders (4), fixing supports (5) and limiting devices (6), and is characterized in that the portal frame and the hydraulic cylinders are hinged to the fixing supports; a main beam of the portal frame is hinged to piston rods of the hydraulic cylinders; the pulley groups and the pressure sensors are mounted at the top end of the portal frame; the limiting devices are mounted on the fixing supports; the hydraulic cylinders can drive the portal frame to change amplitude around hinge joints; and the portal frame can be automatically collected and spread through an automatic control system. The portal frame system has the advantages that the structure is simple, the manufacturing and mounting are easy and convenient, the automation degree is high, and the safety performance is good, the damage to a ship deck during operation is light, the deck is not liable to fatigue cracking, and the occupied ship space is small after the portal frame system is collected.

The invention discloses an expressway bridge engineering safety management anti-collision device. The expressway bridge engineering safety management anti-collision device comprises two symmetrically-arranged vertical frames and a square frame fixed between the two vertical frames. A plurality of anti-collision plates are arranged in the square frame, one end of one anti-collision plate is rotationally connected to the lower portion of the square frame, the other end of the anti-collision plate is clamped in a clamping groove formed in the upper portion of the square frame, and a baffle is arranged at the position, close to the clamping groove, of the inner side face of the square frame. And the baffle is semicircular and is rotationally connected with the square frame through a rotating shaft. By arranging the multiple anti-collision plates, one end of one anti-collision plate is rotationally connected to the square frame, the other end of the anti-collision plate is subjected to rotation limitation of the anti-collision plate through the baffle, the anti-collision plate can be unfolded and folded by operating the baffle in the using process, and therefore the whole device does not need to be moved when passing is needed, and the problems in the prior art are solved.

The invention belongs to the technical field of industrial robots and especially relates to a novel industrial robot. The industrial robot comprises a support assembly, a lifting mechanism, two overturning mechanisms and two fixation mechanisms, wherein the lifting mechanism is fixed on the support assembly; the two overturning mechanisms are fixed on the lifting mechanism; and the two fixation mechanisms are fixed on the corresponding overturning mechanisms respectively. The industrial robot and the method disclosed by the invention have the beneficial effects that the support assembly is fixed on one side of a conveying belt; through cooperation of the lifting mechanism, the overturning mechanisms and the fixation mechanisms, a material can be turned over quickly; the device is of simpleand compact structural design, so installation is convenient; overturning operation steps are simple; the robot is applicable for overturning of small products by small enterprises; and in comparisonwith traditional manual overturning, the overturning efficiency is increased, manual work intensity is reduced, and overall efficiency of a whole product production line can be increased.

The invention discloses a photovoltaic panel assembly stacking device capable of automatically detecting and correcting in transmission, which comprises a box body, a movable supporting block groove is fixedly arranged in the box body, the bottom end of the movable support block groove is slidably connected with a movable support block, and the top end of the movable support block is fixedly provided with a movable transmission groove which is through left and right. Two fixed supporting blocks are fixedly arranged on the left and right end walls of the bottom wall of the movable supporting block groove, fixed conveying grooves communicating left and right are fixedly formed in the top ends of the fixed supporting blocks, and a front and back face detection mechanism for detecting the top face of a buffer contact assembly is arranged on the upper side of the fixed conveying groove in the left side; an adsorption conveying device is arranged in the top end of the movable supporting block groove, and a clamping plate groove with a leftward opening is fixedly formed in the right end wall of the top end of the movable supporting block groove. According to the device, a detection device is in contact with a panel for detection, when errors of the front and back sides of the assembly are detected, an error assembly can be controlled to rise by starting, thereby facilitating automatic overturning operation.