272results about How to "Prevent tilting" patented technology

The invention provides a fourth-axis rotary indexing processing device for a special processing center of a valve body. The fourth-axis rotary indexing processing device comprises a rotary motor. An installation base is arranged on the rotary motor. An installation vertical plate is arranged perpendicular to the installation base. A centering component, a clamping component and a first correctingcomponent are arranged on the installation vertical plate. The device further comprises an auxiliary mechanism arranged on the installation vertical plate. The auxiliary support is carried out by utilizing a first support ejector rod and a second support ejector rod. An operator can lift the valve body to the installation vertical plate through a hoisting machine and then pre-lock the valve body by centering the valve body through the centering assembly, and meanwhile in cooperation with the work of the clamping component and the first correcting component, the complete locking of the valve body is automatically realized in the process of correcting the levelness of the valve body, so that the technical problem of automatic installation of the valve body is solved, the manpower is reduced,meanwhile accurate installation and locking of the valve body are realized, and the processing precision is improved.

The invention relates to a multifunctional semiconductor sample fixture which is used for fixing a semiconductor sample in a testing and analyzing process. A bearing body is provided with a groove and a fixing device. The fixing device is used for fixing the semiconductor sample in the groove. The bearing body is further provided with at least three baffles and a bottom plate. The baffles are all fixedly arranged on the upper surface of the bottom plate. The groove is formed jointly by the two adjacent baffles and the bottom plate between the two baffles. The fixing device comprises a guiding track, a sliding block and a fixing screw rod. The guiding track is arranged on the upper surface of the bottom of the groove, and the guiding direction of the guiding track is perpendicular to the baffles which form the groove. The sliding block moves in a reciprocating mode perpendicular to the baffles through the guiding track. The fixing screw rod is used for fixing the sliding block on the guiding track.

The invention relates to sealing valve mounting structures. Supporting plates installed on the inner side wall of an inner drum are involved, through holes corresponding to drainage ports formed in the side wall of the inner drum are formed in the middles of the supporting plates, and certain gaps are reserved between the supporting plates and the side wall of the inner drum, so that spaces for valve elements of sealing valves to up and down move in are formed; sleeve-shaped mounting sleeves are fixedly installed at the upper sides of the supporting plates, and through holes of the inner sidesof the mounting sleeves are coaxially opposite to the through holes in the supporting plates, so that the valve elements of the sealing valves are coaxially installed in the through holes of the inner sides in an up-down moving mode. The invention further provides a cleaning-free washing machine. The inner drum of the washing machine is a container of which an opening is buckled and then closed by a door cover, one or more drainage ports communicated with hollow parts of lifting ribs are formed in the side wall of the inner drum and provided with the sealing valves located in the lifting ribs, and the sealing valves are installed on the inner drum through the mounting structures.

The invention relates to a stereo garage chain warning system, and belongs to the technical field of stereo garage equipment. The stereo garage chain warning system comprises a parking space chain release unit, a speed measuring unit, a control unit and a display screen, wherein the parking space chain release unit is positioned on each parking space, monitors a chain release switch warning signal and is connected to the control unit; the speed measuring unit detects the chain speed and the gear speed in a stereo garage and connects and sends the signals to the control unit; and the display screen is connected with the control unit and displays information according to an instruction of the control unit. By the arrangement of the parking space chain release unit, the stereo garage chain warning system solves the problem of difficult fault point troubleshooting during the chain release warning, and has the advantages of simple structure. and precision and reliability of concrete parking spaces shown by the result.

The invention belongs to the technical field of film edge cutting and particularly discloses an edge cutting device for film layering. The edge cutting device comprises a working table. The working table is sequentially provided with a deviation rectifying unit and an edge cutting unit in the conveying direction of films. The deviation rectifying unit comprises two deviation rectifying frames. Thetwo deviation rectifying frames are located on the two sides of the working table correspondingly. The two deviation rectifying frames are symmetrically arranged. Deviation rectifying blocks are correspondingly connected to the two deviation rectifying frames. The two deviation rectifying blocks are half I-shaped, the two deviation rectifying blocks are symmetrically arranged, and the deviation rectifying blocks are internally hollow. Air outlets right facing each other are formed in the upper sides and the lower sides of the deviation rectifying blocks. Air inlets are formed in the side walls of the deviation rectifying blocks. The air inlets are communicated with an air supply unit for introducing air to the deviation rectifying blocks. The edge cutting unit comprises two edge cutting frames. A cutting rod is connected between the two edge cutting frames, and cutters are correspondingly connected to the two ends of the cutting rod. According to the edge cutting device for film layering, the deviated thin films can be rectified, and the cut films are regular in shape.

The invention discloses an automatic classification device and a classification method for cells. The classification device comprises a main conveying line, at least two code scanning devices and transfer devices, wherein the main conveying line is used for conveying cells; the at least two code scanning devices are sequentially distributed at one side of the cell conveying line, and used for scanning identification codes on the end surfaces of the cells to determine the types of the cells; and the transfer devices are in one-to-one correspondence with the code scanning devices separately, located behind the code scanning devices, and used for moving out the cells corresponding to the code scanning devices in position from the main conveying line according to the identification results ofthe code scanning devices, or not acting. According to the scheme, the classification device is exquisite in design and simple in structure; sequential conveying for the cells is carried out through the conveying line; identification codes bound with cell grade information are identified by virtue of the plurality of code scanning devices, so that the grades of the cells can be automatically determined; and then the transfer devices matched with the code scanning devices separately are combined, and then the cells with various grades can be automatically transferred out of the main conveying line to realize classification. The classification device is high in automation degree, improved in grading efficiency and capable of adequately ensuring the grading accuracy.

The invention provides an external wall thermal insulation construction coating leveling treatment system and a leveling method, and relates to the technical field of external wall thermal insulation coating construction. The external wall thermal insulation construction coating leveling treatment system comprises a moving device and a leveling device, wherein the leveling device is arranged on the moving device. The system can solves the following problems that a, according to an existing external wall thermal insulation construction coating leveling treatment method, a trowel is manually controlled to sequentially level the thermal insulation coating in an area formed by a keel on a building external wall, the operation efficiency is low, and the consumed time is long; and b, the existing external wall thermal insulation construction coating leveling treatment method has the inclination condition in the operation process, and the leveling treatment effect is poor and the thermal insulation coating cannot achieve an effective thermal insulation effect due to manual operation.

The invention provides a support structure of a refrigerator door and a refrigerator. The support structure of the refrigerator door comprises a rolling assembly and a support frame; the rolling assembly is arranged at the free end of the refrigerator door; the support frame is fixed on the housing of the refrigerator and located on the lower end of the rolling assembly; the rolling assembly is supported on the support frame and capable of rolling on the support frame. According to the support structure of the refrigerator door, in the process of closing the refrigerator door, the rolling assembly is capable of rolling on the support frame, and therefore, the smooth of the refrigerator door in the closing process is guaranteed; besides, the rolling assembly can be supported on the support frame so that the two ends of the refrigerator door can be supported when the refrigerator door is in the closed, and consequently, the refrigerator door is effectively prevented from tilting towards the free end under the action of the gravity, and furthermore, the quality of the product is improved.

The invention relates to the technical field of traffic deceleration strips, in particular to a deceleration strip mounting device for highway construction. The deceleration strip installation devicefor highway construction has the dust collection function and can achieve automatic feeding and punching. According to the technical scheme, the deceleration strip mounting device for highway construction comprises a vehicle body, a power mechanism, a mounting mechanism and a pushing mechanism. The power mechanism is fixedly installed on one side of the vehicle body, the mounting mechanism is fixedly installed on the side, away from the power mechanism, of the vehicle body, the pushing mechanism is installed in the middle of the vehicle body and connected with the power mechanism, and the other side of the pushing mechanism is connected with the installation mechanism. A first motor is adopted as a source of the whole power mechanism, the power mechanism is connected with the pushing mechanism and the mounting mechanism, a deceleration strip is mounted through cooperation of all the mechanisms, the manual punching and mounting process of workers is replaced, the labor intensity of theworkers is relieved, and physical waste of the workers is reduced.

The battery pack (11), which comprises a battery case (12) in which a cell stack body (15) obtained by stacking a plurality of prismatic cells (14) is housed, is provided with an end plate (20) disposed on one end side of the cell stack body (15) in the stacking direction, a wedge member (19) disposed on the opposite side of the end plate (20) from the cell stack body (15), and a bolt (18) disposed in a bolt fastening direction that is orthogonal to the stacking direction and biasing the wedge member (19) toward a bottom wall (12c) of the battery case (12). First abutting surfaces (19b, 20a) on which the wedge member (19) and the end plate (20) abut one another are constituted from sloped surfaces, each sloping toward the bolt (18) in the bolt fastening direction. Thus, through a simple structure, the cell stack body (15) can be compressed strongly so as to suppress expansion of the prismatic cells (14), and furthermore, the energy density per volume can be raised while reducing the size and weight of the battery pack (11).

The invention relates to a three-phase asynchronous motor assembling, aligning and positioning tool, which comprises a bottom plate, a clamping and fixing device and a positioning and butting device, wherein the clamping and fixing device is installed on the left side of the upper end face of the bottom plate, the positioning and butting device is arranged on the right side of the clamping and fixing device, and the positioning and butting device is installed on the bottom plate. The three-phase asynchronous motor assembling, aligning and positioning tool can solve the problems that an existing three-phase asynchronous motor assembling and positioning tool cannot stably and horizontally clamp a motor shell and a motor stator, so that the motor shell is likely to incline when a rotor and a rotating shaft are installed and the motor assembling precision and the motor quality are affected. The problems that an existing three-phase asynchronous motor assembling and positioning tool cannot accurately adjust and limit the positions of a rotor and a rotating shaft, so that the rotor and the rotating shaft deviate in the assembling and aligning process and cannot be aligned with the motor shell, the motor assembling efficiency and assembling quality are affected, and huge noise is prone to generate when the assembled motor is used can be further solved.

The invention discloses a refrigerator interior trim strip co-extrusion film coating device, and relates to the technical field of household appliance production tools. The problem of low production efficiency is solved. The device specifically comprises a machine body, wherein a first film outlet is formed in the outer wall of the top of the machine body, a box body is arranged on the outer wallof the top of the machine body, and a second film outlet is formed in the outer wall of the bottom of the box body. By arranging an electric sliding rail, a first film roller and other structures, oneend of a film material on the first film roller is placed between a first upper film guide roller and a first lower film guide roller, a fourth motor is started to conduct upper film coating conveying operation on the film material, one end of a film material on the second film roller is placed between a second upper film guide roller and a second lower film guide roller, a third motor is startedto conduct lower film coating conveying operation on the film material, one end of the film material on the first film roller and one end of the film material on the second film roller are dischargedthrough the first film outlet and the second film outlet respectively, up-down bidirectional extrusion is facilitated, meanwhile, film coating is conducted on the two sides of a decoration strip, andthe decoration strip film coating efficiency is improved.

The invention discloses a clamping mechanism convenient to disassemble for an automobile suspension shock absorber. The clamping mechanism comprises a bottom plate, a base is fixedly connected to themiddle of the upper surface of the bottom plate, the base penetrates through the inner wall of the bottom plate, a rotating mechanism is arranged on the inner wall of the base, a lifting mechanism isarranged above the rotating mechanism, a box is arranged at the top end of the lifting mechanism, a transmission mechanism is arranged on the inner wall of the box, a mounting mechanism is arranged onone side of the transmission mechanism, a clamp is arranged at one end of the mounting mechanism, a shell is fixedly connected to the top end of the bottom plate, a moving mechanism is arranged on the inner wall of the shell, and a feeding mechanism is arranged at the upper end of the moving mechanism. By arranging the mounting mechanism, during mounting, a groove in one end of a connecting blockis directly inserted into a fixing block, a clamping block is clamped into a clamping groove, and mounting is completed; and during disassembling, when a rotating plate is rotated, the clamping blockmoves inwards when the rotating plate passes through a transmission shaft, a first connecting piece and a transmission plate, the clamping block is separated from the clamping groove, the connectingblock can move, and therefore the disassembling purpose is achieved.

The invention belongs to the technical field of electrical equipment and in particular relates to a foreign body removal device for a high voltage transmission line. Aiming at solving the technical problems that an existing electric transmission line cleaning device is difficult to clean foreign bodies on a transmission line and especially cleaning effect is poor for wound foreign bodies such as plastic bags, the following scheme is put forward, namely the foreign body removal device for the high voltage transmission line comprises a power box, the two sides of the power box are respectively rotatably connected with an arc-shaped balance bar by virtue of a spindle, the bottom of each arc-shaped balance bar is fixedly connected with a counterweight plate, a first rotary rod is rotatably connected between the bottoms of the two counterweight plates by virtue of a spindle, one side of the first rotary rod is fixedly connected with a first cleaning rod, one end of the first cleaning rod isrotatably connected with a rotary groove by virtue of a spindle, and one end of the rotary groove is fixedly connected with a sliding column. In the foreign body removal device provided by the invention, an arc-shaped triangular knife is arranged, the plastic bags on the transmission line are cut by virtue of the arc-shaped triangular knife, and tiny foreign bodies on the transmission line are seamlessly cleaned by virtue of coordination of a ring-shaped scrubbing brush and a brush substrate, so that the cleaning effect is improved.

The invention relates to the technical field of wood processing devices and particularly relates to a double-end finger joint laminated board tenoning machine. The double-end finger joint laminated board tenoning machine comprises a machine base, a feeding frame and a tenoning device, wherein the feeding frame is capable of doing reciprocating motion on the machine base through a transmission chain; the feeding frame is used for fixing wood boards; the tenoning device comprises placing boxes; two placing boxes are respectively located at two sides of the machine base and are connected with each other through a telescopic device; a trimming saw blade, a tenoning blade and a roughness removing hairbrush are arranged on each placing box; an aligning device is capable of aligning wood boards before tenoning. According to the double-end finger joint laminated board tenoning machine, a PLC is used as a control system; the tenoning machine has higher flexibility and is capable of tenoning long wood boards and the wood boards of various lengths and reducing roughness of tenoned grooves; the tenoning machine is automatically controlled, so that the occurrence of the safety accidents is avoided.

According to the angle adjusting device, at least part of an angle adjusting assembly is located in a fixing assembly, and the angle adjusting assembly can rotate in the horizontal direction and the vertical direction relative to the fixing assembly, so that not only is the angle adjusting efficiency improved, but also the situation that communication equipment inclines after angle adjustment is avoided, and the influence on the signal coverage function of communication equipment is avoided.

The invention relates to the technical field of wood processing devices, in particular to an efficient wedge-joint-board tenoning machine. The efficient wedge-joint-board tenoning machine comprises amachine base, a feeding frame and a tenoning device; the feeding frame can do reciprocating movement on the machine base through a transmission chain and is used for fixing wood slabs; the tenoning device comprises storing boxes, the two storing boxes are correspondingly located on the two sides of the machine base and connected through a telescopic device, and the storing boxes are provided withtrimming-flat saw blades, tenoning cutters and roughness removing brushes; and an aligning device can conduct aligning before tenoning of the wood slabs. According to the efficient wedge-joint-board tenoning machine, a PLC is used as a control system, flexibility is high, tenoning can be conducted on the long wood slabs or the wood slabs with different lengths, roughness of a mortise can be reduced, and safety accidents are avoided by adopting automatic control.

The invention belongs to the technical field of maintenance of special equipment, in particular to a maintenance device for high-altitude special equipment, includes a cylindrical base, the upper endof the base is fixedly connected with an annular protective plate, the upper end of the annular protective plate is uniformly fixedly connected with a plurality of fixing columns, A fixing block is arranged directly above the annular protective plate, the upper end of the fixing column is fixedly connected with the fixing block through a rope, the base includes an annular housing, a cylindrical center seat body is arranged at the center of the housing, A plurality of horizontally arranged support columns are fixedly connected to the side wall of the central seat body, the plurality of supportcolumns are evenly distributed around the central seat body, one end of the support columns far away from the central seat body is fixedly connected with the inner side wall of the shell, two adjacentsupport columns are fixedly connected through a fan-shaped connecting plate, and a gravity balance mechanism is arranged on the base. The invention has the advantages that by arranging a gravity balance mechanism, the invention does not need to arrange additional counterweights, does not need to use high-power hoisting machinery, and reduces energy consumption.

The invention discloses a 3D printer auxiliary platform with a cleaning function. The 3D printer auxiliary platform with the cleaning function comprises a base, wherein a gravity lifting cavity with an upward opening is formed in the base, a printing platform capable of sliding up and down is arranged in the gravity lifting cavity, a lifting spring is fixedly connected between the lower end face of the printing platform and the lower wall of the gravity lifting cavity, a cleaning block is fixedly arranged on the upper end face of the base and located on the rear side of the printing platform,a cleaning translation cavity with a forward opening is formed in the cleaning block, and a cleaning rod with the front end extending to the front side of the cleaning block is arranged in the cleaning translation cavity in a left-right sliding mode. According to the auxiliary platform, the surface of the 3D printer platform can be cleaned, residual fingerprints and the like on the surface of theplatform are effectively erased by spraying alcohol and other cleaning agents, the flatness of the printing bottom face is guaranteed, the surface of the platform is coated with glue, the adhesive force of the printing bottom face is enhanced, meanwhile, the device can automatically support a printed object when the printed object is heavy, and the inclination situation is prevented.

The invention relates to the technical field of metal plate machining, in particular to metal plate surface wire drawing machining equipment. The metal plate surface wire drawing machining equipment comprises a base, a fixing unit and a wire drawing unit, wherein the fixing unit is arranged at the upper end of the base, and the wire drawing unit is installed on the base and the fixing unit. The metal plate surface wire drawing machining equipment can solve the following problems that common wire drawing equipment cannot fix metal plates, therefore, the metal plates are lack of stability in the wire drawing process; and most existing wire drawing equipment is used for conducting single-face wire drawing treatment on the metal plates, therefore, the metal plates need to be turned over to be subjected to wire drawing treatment again, and the workload is increased. By means of the metal plate surface wire drawing machining equipment, the metal plates can be clamped and fixed, and the stability of the metal plates in the wire drawing process can be improved; and left-right reciprocating wire drawing treatment can be synchronously conducted on the two sides of the metal plates, and wire drawing treatment can be conducted on the metal plates with different thicknesses, so that the wire drawing effect on the metal plates can be enhanced.

The invention discloses a die-casting mold, which comprises a top mold frame, a pressure chamber cavity is opened on the front of the top mold frame, a sealing box is fixedly connected to the top of the top mold frame, and both sides of the top of the sealing box are A through hole is opened, and the top of the top mold frame is fixedly connected with a motor in the inner cavity of the sealed box, the rotating shaft of the motor is provided with a first spur gear, and the inner cavity of the sealed box is located A cross bar is arranged above the top of the cross bar, and the surface of the cross bar is covered with a cover plate, and the top of the cover plate is fixedly connected with the top of the inner cavity of the sealed box. The invention can drive two threaded pipes to rotate at the same time, so that the threaded rod moves vertically, and the threaded rod drives the pushing block to move vertically, and the two threaded rods are fixedly connected with the pushing block, the connection is stable, and the stability of the pushing block is enhanced, avoiding The inclination of the pushing block during the die-casting mold improves the quality of the finished product and is convenient for people to use.

The invention discloses a self-balancing hydraulic lifting supporting device. The self-balancing hydraulic lifting supporting device comprises a plurality of hydraulic lifting mechanisms, an oil conveying pipeline and an oil pump; each hydraulic lifting mechanism comprises a hydraulic cylinder; each hydraulic cylinder communicates with the oil conveying pipeline; a hydraulic control one-way valveis arranged between each hydraulic cylinder and the oil conveying pipeline; when the oil pump supplies oil to the oil conveying pipeline, each hydraulic control one-way valve is conducted; when the oil pump stops supplying oil to the oil conveying pipeline, each hydraulic control one-way valve is closed; and when the oil pump withdraws oil in the oil conveying pipeline, each hydraulic control one-way valve is reversely conducted. When the self-balancing hydraulic lifting supporting device supports a motor home, the supporting height on the motor home by the four hydraulic lifting mechanisms still can maintain consistent, so that the condition that the motor home inclines by the inconsistent lifting height of the four lifting mechanisms by single control of the four lifting mechanisms is avoided.

The invention provides a hoisting structure and a hoisting method of a fan coil and relates to the technical field of building construction. The technical problem that in the hoisting process, the precision requirement is high, and hoisting is not convenient are solved. The hoisting structure of the fan coil comprises hoisting rods located at the corners of the periphery of the fan coil, the hoisting rods are provided with horizontally-arranged positioning rods corresponding to the hoisting rods, the hoisting rods slide and move in the length directions of the positioning rods, the positioningrods are provided with limiting devices limiting the hoisting rods, one ends of the four positioning rods are arranged at a point in a concentration manner, and the positioning rods rotate around themiddle concentration point; in the process of hoisting the fan coil, the positions of the hoisting rods are firstly adjusted and are fixed through the positioning rods, and therefore in the installation process, it can be guaranteed that distances of the relative positions of the hoisting rods can be consistent with fixing holes; and the situation that in the installation process, the precision cannot be guaranteed, and installation is not convenient is avoided.

The invention discloses assembly line marking equipment. The assembly line marking equipment structurally comprises a support, a control box and a marking box. The control box is welded to the bottomof the support. The marking box is installed right in the middle of the top of the support and comprises a conveying belt, a laser transmitter, a clamping device and a material passing port. The clamping device comprises a sliding groove, a supporting rod and a clamp. The clamp comprises a groove, a guiding device and a downward pressing plate. The guiding device is composed of a connecting rod, awheel, a guiding block, a telescopic rod and a first spring. The triangular guiding block is used for guiding a circuit board to the upper end of the wheel, the wheel is driven by the conveying beltto rotate by itself, accordingly, the circuit board arranged on the wheel can be driven to move, the side end of the circuit board can be fixed to the guiding device, the downward pressing plate downwards presses and clamps the circuit board, finally, the supporting rod drives the clamp to move upwards, the circuit board can be fixed to the clamp, and the situation of inclination of the circuit board during marking is avoided.

The invention relates to the technical field of tile presses, and discloses a full-automatic edge covering tile press. The full-automatic edge covering tile press comprises a shell, a driving device is fixedly installed at the front end of the shell, the right end of the driving device is in transmission connection with a transmission device, the rear end of the transmission device is in transmission connection with upper pressing rollers, the rear end of the transmission device is in transmission connection with lower pressing rollers, the transission device is composed of a plurality of transmission wheels and a transmission belt, and the upper pressing rollers and the lower pressing rollers are connected with the driving device through the transmission of the transmission wheels and the transmission belt, and are opposite in rotating direction. According to the full-automatic edge covering tile press, clamping plates are perpendicular to the axes of the upper pressing rollers and the lower pressing rollers, so that when a steel plate is fed into the clamping plates, the front end and the rear end of the steel plate are clamped by the two clamping plates, the right end of the steel plate is always parallel to the axes of the upper pressing rollers and the lower pressing rollers, tile edge inclination caused by pressing of the upper pressing rollers and the lower pressing rollers is avoided, and the processing quality of the device is improved.

The invention provides a pouring frame fixing template structure for civil engineering construction, and relates to the field of civil engineering construction. The pouring frame fixing template structure comprises a single-sided baffle, a clamping baffle, an outer baffle, a bottom plate, an L-shaped baffle and a steel bar, wherein the clamping baffle is arranged on the outer wall of the right side of the single-sided baffle; the outer baffle is arranged on the outer wall of the right side of the clamping baffle; the L-shaped baffle is arranged on the right side of the outer baffle; the bottomplate is arranged at the bottom of the L-shaped baffle; and the steel bar is arranged at the top of the bottom plate. The whole device is stable in structure, can be repeatedly used for a plurality of times, is convenient to assemble and disassemble, has a good sealing effect, has good anti-sticking capability and wear resistance, can be well used in the process of pouring a frame in civil engineering construction, and has a good development prospect.

The invention relates to the field of hydrological-engineering-environmental geological environment monitoring, in particular to a mounting bracket for hydrological-engineering-environmental geological environment monitoring equipment, which comprises a carrier plate, wherein the carrier plate is of a circular structure, three supporting mechanisms are mounted at the edge of the lower end of the carrier plate at equal intervals, and a second screw is fixedly connected to the middle of the lower end of the carrier plate; and the circumferential outer wall of the middle part of the second screw is sleeved and in threaded connection with a screw sleeve. The upper end of the carrier plate is connected to a placing mechanism through a movable shaft, a sliding ring provided with a first magnet ring is mounted on a carrying disc of the placing mechanism, the first magnet ring corresponds to a second magnet ring mounted on the carrying plate; during use, monitoring equipment can be fixed in the placing groove in the carrying disc, then the carrying disc is rotated, so that the angle of the monitoring equipment is adjusted; Then the first magnet ring is attracted to the second magnet ring, the position of the carrying disc is fixed, then the alignment direction of the monitoring equipment is fixed, the monitoring equipment does not need to be moved in the process, and therefore, the situation that the monitoring equipment inclines is avoided.

The invention relates to the field of mineral conveying, in particular to an intelligent and efficient ore drawing and truck loading integrated control system for a blockage-free safety ore bin. According to the technical scheme of the intelligent and efficient ore drawing and truck loading integrated control system for the blockage-free safety ore bin, the ore bin and a control system are included; a plurality discharging ports are formed in the bottom of the ore bin, and are provided with jaw-type ore drawing valves; a hydraulic cylinder is hinged to the bottom of the ore bin, and is connected with a hydraulic control system; a piston rod of the hydraulic cylinder is hinged to the other end of the jaw-type ore drawing valves; electromagnetic reversing valves are connected to the hydraulic cylinder; the control system comprises an industrial personal computer which is electrically connected with a PLC; the PLC is electrically connected with an interleaving control module used for controlling the electromagnetic reversing valves to act in an interleaving manner; and the electromagnetic reversing valves are electrically connected with the interleaving control module. According to the intelligent and efficient ore drawing and truck loading integrated control system for the blockage-free safety ore bin, staggered position discharging is adopted for the discharging ports so as to guarantee that truck loading is uniform and impacting borne by a truck is reduced, and the problem that an existing ore bin is not uniform in discharging, and consequently the truck is impacted to be damaged or turns on one side is solved.

The invention provides a drawing table convenient for adjusting the inclination of a table board for mechanical design, and relates to the field of mechanical drawing. The drawing table comprises a device body and a drawing table board, a stand column is fixedly connected to the bottom of the device body, a bottom plate is fixedly connected to the bottom of the stand column, a mounting piece is fixedly connected to the position, close to the edge, of the top of the device body, and the drawing table board is connected with the mounting piece through a hinge. A sleeve rod is fixedly connected to the interior of the device body, a cavity is formed in the sleeve rod, a sliding groove is formed in the inner bottom of the cavity, an adjusting piece is arranged in the cavity, and a sliding blockis fixedly connected to the outer surface of the adjusting piece; the end, away from the adjusting piece, of the sliding block extends into the sliding groove and is in sliding connection with the sliding groove. And through the design of the angle adjusting structure, the inclination angle of the table plate can be adjusted when the drawing table is used, and operation is easy and convenient.