3317results about "Supporting frames" patented technology

The present invention relates to a planar transport system (128) for a plant (100) for processing pharmaceutical containers (102), comprising a frame (106) that can be erected on a mounting surface (104), the planar transport system comprising drive units (134) configured to interact electromagnetically with transport movers (130) for picking up the containers (102), and a support device (142) comprising or forming a housing (148) in which the drive units (134) are received, wherein the transport movers (130) are arranged outside the housing (148) for contactless movement relative to the housing (148) in a transport plane, wherein the support device (142) comprises at least one support area (150) for support on and, in particular, on the frame (106) and at least one cantilevered area (152).which adjoins at least one support area (150) and on which the housing (148) is positioned at a distance from the frame (106), forming a gap (158). The invention also relates to a system (100) for processing containers (102).

The invention relates to the technical field of cargo unloading control technologies, and discloses a control system and method for a cargo unloading robot of a van truck. A van truck cargo unloading robot control system comprises an acquisition module, a main control module, an execution module and a light supplementing module. A control method of a van truck cargo unloading robot comprises the steps that multi-mode three-dimensional point clouds of a truck carriage and cargoes are obtained, the multi-mode three-dimensional point clouds are preprocessed, and ordered three-dimensional point clouds are obtained; performing path planning on the ordered three-dimensional point cloud through improved RRT * to obtain an initial path trajectory; optimizing the initial path trajectory to generate a predicted path trajectory; and based on the predicted path trajectory, data analysis is carried out through adaptive feedback PID control, and optimal control parameters of the mechanical arm are obtained. The unloading efficiency is effectively improved.

The invention relates to the technical field of chemical fertilizer conveyors, in particular to a conveying device and method for agricultural planting chemical fertilizer production, and the conveying device comprises a conveying mechanism which comprises a conveying frame, and the left side of the front face of the conveying frame is fixedly connected with a driving motor; the output end of the driving motor penetrates to the inner side of the conveying frame and is fixedly connected with a driving roller, the back face of the driving roller is movably connected with the left side of the inner wall of the conveying frame, a tensioning roller is arranged on the right side in the conveying frame, and the two sides of the tensioning roller are fixedly connected with the right sides of the two sides of the inner wall of the conveying frame. A conveying belt is arranged in the conveying frame, materials are conveyed by starting the conveying mechanism, meanwhile, the cleaning mechanism is started to clean the conveying belt, the tabletting assembly is started to flatten the materials, the dehumidification assembly is started to blow-dry the conveying belt, the self-cleaning assembly is started to conduct self-cleaning, and waste water generated during cleaning is recycled through the recycling mechanism.

The utility model relates to the technical field of river dredging, in particular to a dredged soil transfer device for river dredging, which comprises a blanking barrel, a bearing device is fixedly connected to the lower part of the outer surface of the storage barrel, a blanking pipe is fixedly connected to the lower part of the outer surface of the storage barrel, and a turnover device is fixedly connected to the middle of the right end of the blanking barrel; the overturning device comprises a driving motor, and the output end of the driving motor penetrates through the discharging barrel and is fixedly connected with a rotating rod. According to the dredged soil transfer device for river dredging, the turnover device, the bearing device and the connecting assembly are arranged, dredged soil is prevented from being blocked in the discharging barrel, it is ensured that the dredged soil can flow smoothly, the risk that the device is damaged due to blockage is reduced, the whole device can be kept stable under different ground conditions, and the service life of the device is prolonged. The applicability of the transfer device under various complex terrains and working conditions is greatly enhanced, and the transfer device is not limited by specific construction environments any more.

The invention relates to a clamping telescopic mechanism for large cylindrical battery production materials, and belongs to the technical field of battery production material transfer equipment. The clamping telescopic mechanism comprises a chassis, two fixed arms are slidably arranged on the chassis, and the opposite sides of the two fixed arms are slidably connected with first telescopic arms; the opposite sides of the two first telescopic arms are slidably connected with second telescopic arms, and synchronous belt transmission assemblies are arranged on the first telescopic arms; each second telescopic arm is provided with a driving piece, the driving piece is connected with a deflector rod, the opposite sides of the two second telescopic arms are provided with limiting plates, and the deflector rods are arranged close to the extending ends of the second telescopic arms compared with the limiting plates; a clamping assembly is installed on the chassis, a supporting assembly is further installed on the chassis, the supporting assembly is located between the two fixing arms, and the supporting assembly is used for supporting a tray. The telescopic pallet fork has the effects that the adaptability of the telescopic pallet fork to trays with different heights is improved, and stability and reliability are kept in the heavy-load transfer process.

The invention relates to the technical field of truck loading platforms, in particular to a multi-stage telescopic truck loading platform which comprises a multi-stage overhanging assembly, the multi-stage overhanging assembly comprises at least three stages of overhanging arms telescopic in the horizontal direction and a first driving mechanism, every two adjacent overhanging arms are arranged in a sliding mode, and every two adjacent overhanging arms are in transmission connection. The first driving mechanism is used for driving the multiple stages of overhanging arms to synchronously stretch out or retract and make contact with one another all the time when the overhanging arms are located in a truck loading area, and a bearing platform used for bearing goods is arranged on the last stage of overhanging arm. During use, the overhanging arms of the multiple stages of overhanging assemblies are driven by the first driving mechanism to stretch out or retract in the horizontal direction; the loading platform on the last stage of overhanging arm is conveyed to the needed position in the compartment in a long distance, the loading platform is completely suitable for being used in an ultra-long compartment and is also suitable for a compartment with a common length, the applicability is greatly improved, the loading platform can be used in compartments with different lengths, and the loading efficiency of bulk cargoes is also improved.

The invention discloses an adjustable automatic feeder base, and relates to the technical field of feeder bases. Comprising a supporting base part, an adjusting piece is installed on the supporting base part, and the adjusting piece is used for being installed at the bottom of an automatic feeder frame through bolts; a detection adapter is mounted on the adjusting piece; a belt attaching part is mounted on the detection adapter; the belt laminating piece is used for laminating a belt of the automatic feeder; the belt attaching wheel can be attached to a belt to roll, an extrusion delay switch is automatically controlled, real-time detection can be achieved when the automatic feeder is kept in the running state, and a positioning electromagnet is controlled to magnetically attract and attach to the bottom of a wrench butt joint plate to conduct limiting work. The adjustable automatic feeder base solves the problem that an existing adjustable automatic feeder base is inconvenient to automatically limit shutdown operation and adjustment.

The utility model relates to the field of air transportation, and discloses a device for automatically conveying board-beating goods during board-beating of air goods, which comprises a base, a lifting frame is arranged at the top of the right side of the base, a platform is arranged at the top of the lifting frame, a first conveying belt is arranged in the platform, and a supporting plate is arranged at the top of the left side of the base. A second conveying belt is arranged in the supporting plate, a lifting assembly is installed on the top of the base and comprises two first portals, the bottom ends of the first portals are fixedly connected to the top of the base, and a shell is fixedly connected to the top ends of the first portals. According to the conveying device, the chain is pulled through the driving mechanism, the chain wheel starts to rotate under the supporting of the first portal and the protection of the shell, meanwhile, the fixing block drives the first steel rope to pull the supporting plate and the second conveying belt to ascend and descend, goods are automatically and rapidly moved to the designated position, and the first conveying belt conveys the goods from the ground to the second conveying belt up and down; and the working efficiency and the safety coefficient are effectively improved.

The invention discloses an aviation maintenance tool management system and method, and relates to the technical field of aviation equipment.The system comprises a walking module, a main control module, a storage module, a delivery platform, a grabbing module and a visual perception module, and the main control module, the walking module and the grabbing module are matched; the grabbing module is used for grabbing a delivery target tool in a storage grid of the storage module and placing the delivery target tool on a delivery platform to achieve automatic delivery of the tool, and the main control module, the walking module, the visual perception module and the grabbing module are matched and used for recognizing and grabbing a to-be-recycled tool in a recycling area. And the to-be-recycled tools are placed in the storage grids of the storage module, so that automatic recycling of the tools is realized. According to the invention, intelligent management of the aviation maintenance tool can be realized, and the efficiency and accuracy are improved.

The invention relates to the technical field of emergency rescue, in particular to a movable emergency rescue conveyor which comprises a conveying truck, a hoisting machine is fixedly connected to the top of the conveying truck, a conveyor angle control seat is fixedly connected to the rear side of the top of the conveying truck, and a rescue conveyor is arranged on the front side of the conveyor angle control seat. According to the movable emergency rescue conveyor, by arranging the conveying truck, the hoisting machine, the conveyor angle control base and the rescue conveyor, rapid unfolding and flexible adjustment of the movable emergency rescue conveyor on a rescue site are achieved, and the movable emergency rescue conveyor can be accurately controlled through an electric push rod within a short time; lifting of the conveyor body and height difference adjustment among the conveyors are achieved, so that the material conveying requirements in different rescue scenes are met, meanwhile, the structural strength and stability of the conveyor in the unfolded state are ensured through the unique supporting structure design, and reliable guarantee is provided for rescue actions.

The invention provides a mobile robot with a box falling detection function, and the mobile robot comprises a mobile base which is used for moving to any position according to a received control instruction and determining an orientation angle; the mechanical arm is used for grabbing the target box body on the material taking position and moving and placing the target box body on a material placing position; the plurality of laser radars are arranged at a plurality of corner ends of the mobile base and are used for collecting point cloud information around the mobile base; the control system is used for obtaining point cloud information and determining the number of point clouds in a preset monitoring area according to the point cloud information, the number of the point clouds is the number of point clouds accumulated in a preset frame number threshold value, the monitoring area is arranged on the front side of the mobile robot, and a preset point cloud number threshold value is obtained; and according to the number of the point clouds and a point cloud number threshold value, judging whether a fallen target box exists in the monitoring area or not. According to the robot, the fallen box can be rapidly cleaned or grabbed and released, the efficiency in the stacking and unstacking process is improved, and meanwhile the automation level of the robot is improved.

The utility model provides a loading system, and relates to the field of loading and transporting equipment. A supporting platform comprises two vertical frames which are arranged at an interval; the material conveying assembly is movably arranged on the supporting platform in the front-back direction and comprises a horizontal moving conveying assembly, a deflection transition conveying assembly, a telescopic transition conveying assembly and a to-be-taken material conveying roller assembly which are sequentially connected from back to front and arranged on the two vertical frames correspondingly. The two inclined transition conveying assemblies are gradually close to each other from back to front and are obliquely arranged, and the two ends of the telescopic transition conveying assembly are hinged to the inclined transition conveying assemblies and the to-be-taken material conveying roller assembly correspondingly. The to-be-taken material conveying roller assembly is movably arranged on the inner sides of the two vertical frames. The main machine driving device is used for driving the material conveying assembly to move in the front-back direction and driving the to-be-taken material conveying roller assembly to move in the up-down direction, and the bag grabbing device is used for grabbing and taking materials. And the to-be-taken material conveying roller assembly is arranged to independently ascend and descend, so that the loading efficiency can be greatly improved.

The utility model relates to a light-weight cross-belt sorting trolley, which belongs to the field of logistics sorting and aims at respectively carrying out light-weight and weight-reduction design on an upper conveying unit and a lower conveying unit and providing a quick assembly mode between the upper conveying unit and the lower conveying unit so as to adopt a more compact and simplified connection means on an interconnection structure. Therefore, the lightweight and modular design is realized, the load upper limit and the use efficiency are improved, and meanwhile, the workload of installation, debugging and maintenance is reduced. Comprising an upper conveying assembly and a lower walking assembly which are fixedly connected in the vertical direction, the upper conveying assembly comprises a first side plate and a second side plate which are oppositely arranged, and a profile connecting plate, a first pull rod, a second pull rod, a belt supporting plate, a servo electric roller and an unpowered roller are fixedly connected between the inner side of the first side plate and the inner side of the second side plate; the trolley belt runs between the servo electric roller and the unpowered roller in a closed-loop winding mode and runs above the belt supporting plate in the vertical direction.

The invention discloses a wheel-rail cooperation and dynamic error compensation method for an annular guide rail of automatic spraying equipment, and relates to the technical field of intelligent spraying equipment. The device comprises a modularized annular track, a wheel-rail cooperation adaptation assembly and a dynamic error compensation system. The modularized track is quickly disassembled and spliced through a convex-concave tenon-and-mortise interface, the wheel-rail cooperative adaptive assembly adopts a composite driving wheel set and a spring buffering universal wheel to achieve active deviation correction and derailing prevention of a mobile carrier, and the dynamic error compensation system is combined with a current feedback type abrasion compensation algorithm and an RFID position calibration model. And a closed loop of relative positioning, absolute calibration and error correction is formed. The problems of moving carrier operation clamping stagnation, positioning precision attenuation and poor guide rail durability of existing automatic spraying equipment are solved, the positioning precision of + / -3 mm is achieved, long-term continuous operation is free of faults, the service life of the guide rail is stable in a preset period, and the spraying requirements of workpieces of multiple specifications are met.

The utility model discloses a logistics cargo loading and unloading platform which comprises a base, a supporting plate, a lifting structure, a sliding structure, a mounting structure, a conveying structure and a moving structure. A supporting plate is arranged at the top of the base, the lifting structure is arranged between the base and the supporting plate, the sliding structure is arranged on one side of the base, the mounting structure is arranged at the top of the supporting plate, the conveying structure is arranged on the mounting structure, and the moving structure is arranged at the bottom of the base. Compared with the prior art, the loading and unloading platform has the advantages that the height of the supporting plate can be adjusted, the first conveying belt on the top of the supporting plate is flush with a carriage, the loading and unloading height requirements of logistics vehicles of different specifications or other logistics devices are met, meanwhile, the loading and unloading platform is convenient to move, and working efficiency is improved.

The present invention relates to the technical field of elevators, and more specifically, to a grain elevator based on modern agricultural machinery and equipment, comprising a base, an elevator structure, a drive structure, a feeding structure, a rotating structure, and an opening and closing structure. The setting of the feeding structure avoids the blockage problem caused by excessive accumulation of grain at the elevator feed port, making the grain distribution more uniform, while facilitating operators to add grain to the equipment and improving flexibility. The setting of the rotating structure facilitates rapid adjustment of the direction of the discharge pipe on the elevator, thereby facilitating the delivery of grain to grain storage tanks in different directions, avoiding the adjustment of the overall direction of the elevator and improving operational efficiency. The setting of the opening and closing structure can flexibly adjust the valve opening according to production needs, accurately control the discharge flow of materials such as grain, and quickly cut off the discharge, with strong flexibility.

The invention relates to the technical field of bulk material conveying of belt conveyors, and discloses a belt conveyor with a fully-sealed guide chute, which comprises a supporting mechanism, the supporting mechanism comprises a base, the outer surface of the base is fixedly sleeved with a fixing frame, and the outer wall of one side, far away from the base, of the fixing frame is fixedly connected with a first motor; an adjusting mechanism is arranged at the output end of the first motor and comprises a second adjusting frame, a second telescopic rod pushes a sliding frame fixedly connected with the output end of the second telescopic rod to move, and the distance between the first driving roller and the second driving roller is synchronously adjusted by means of change of the position distance between the second telescopic rod and the second adjusting frame; and in the dynamic change process of the tensioning force of the conveying belt, a third telescopic rod pulls a first sliding block to drive an auxiliary roller to act synchronously, so that the real-time adjustment of the tensioning force of the conveying belt is completed, and it is ensured that the conveying belt is always in an adaptive tensioning state.

The utility model discloses a conveyor belt deviation detecting and correcting device, which relates to the technical field of belt conveyors, is used for being matched with a carrier roller component and a conveyor belt arranged on the carrier roller component, and comprises a correcting device and a detecting device, the deviation rectifying device comprises vertical rollers symmetrically arranged on the two sides of the conveying belt, the vertical rollers are slidably and elastically connected with the placement frame, guide limiting grooves matched with the side edges of the conveying belt are formed in the working faces of the vertical rollers, and the guide limiting grooves and the conveying belt are in elastic dynamic contact fit, so that the vertical rollers can push the conveying belt back to the initial center line position; and the detection device is arranged on the placement frame and is configured to be capable of detecting the value of the lateral pressure borne by the vertical roller in real time so as to obtain the deviation working condition of the conveying belt, and alarm information is sent out to remind workers in time.

An automatic stacking apparatus and system. The automatic stacking apparatus comprises rails, a frame, a rotating mechanism, a lifting mechanism and a carrying mechanism, wherein the rails are arranged in a conveying direction; the frame is mounted on the rails, and can move along the rails to make a round-trip between a loading area and a unloading area; the rotating mechanism is in transmission connection with the lifting mechanism, one of the rotating mechanism and the lifting mechanism is mounted on the frame, and the other one of the rotating mechanism and the lifting mechanism is in transmission connection with the carrying mechanism; and the carrying mechanism is formed with a material transportation port, and materials can enter or be removed from the carrying mechanism through the material transportation port. After the frame moves to the unloading area along the rails, the lifting mechanism can drive the carrying mechanism to ascend and descend, and the rotating mechanism drives the carrying mechanism to rotate about a vertical axis, thereby adjusting the position of the material conveying port of the carrying mechanism, so as to accurately stack the materials at a suitable position without requiring manual re-adjustment, thus the degree of automation is higher, and the stacking efficiency is higher.

The invention relates to the technical field of climbing conveyors, and discloses a climbing conveyor for tobacco block conveying, which comprises a bottom conveying table, a first adapter plate, a climbing conveying table, a second adapter plate, a top conveying table and a support frame. According to the climbing conveyor for conveying the tobacco blocks, through the sectional structural design of the bottom conveying table, the first adapter plate, the climbing conveying table, the second adapter plate, the top conveying table and the supporting frame, continuous climbing conveying of the tobacco blocks from the low position to the high position is achieved, and a first transmission tooth roller, a second transmission tooth roller and a first gear conveying belt in the bottom conveying table complete initial horizontal conveying; the climbing conveying table forms a climbing section through a third conveying tooth roller, a fourth conveying tooth roller, a conveying chain and a conveying chain plate, and the height lifting requirement is met. A fifth conveying tooth roller, a sixth conveying tooth roller and a second gear conveying belt of the top conveying table complete high-position horizontal output; and the sheet loosening machine and the mixing conveyor on the support frame synchronously realize loosening and mixing treatment of tobacco blocks, so that the whole structure is compact, and functions are integrated.

The invention provides a flaw detection device for an aluminum alloy plate, and relates to the technical field of aluminum alloy plate detection. The feeding component is installed on the bottom frame and comprises four lead screw lifters, a transmission box, a frame, a conveying belt and a positioning frame, and the four lead screw lifters are all installed on the bottom frame; according to the aluminum alloy plate flaw detection device, a feeding link is matched with a transmission box through a lead screw lifter, flexible height adjustment is achieved in combination with a hand-cranking wheel, a movable seat of a positioning frame and a positioning roller are meshed through a middle wheel to achieve automatic positioning, stable conveying of plates is ensured, and a lifting component is accurately lifted through a threaded rod and a belt in a transmission mode; the transferring and placing parts are flexibly moved through a motor, a belt wheel and a transmission belt, the circulation efficiency is improved, the flaw detection parts are subjected to multi-dimensional movement through a moving rod and a detection base, comprehensive dead-corner-free detection is achieved, all the parts work cooperatively, the flaw detection efficiency and quality are improved, and practicability is high.

The utility model discloses a powder conveying system and a discharging device, the discharging device comprises a base and a positioning support, a safety cable is arranged between the base and the positioning support, one end of the safety cable is fixed on the base, and the other end of the safety cable is fixed on the positioning support; guide angle plates are installed at the four corners of the positioning support and are arranged in an inward inclined mode from top to bottom. The blanking assembly is mounted on the supporting frame and is communicated with the stock bin when the stock bin to be unloaded reaches a preset unloading position; the blanking assembly comprises a blanking pipe and an air bag assembly arranged on the side wall of the blanking pipe, and the air bag assembly tightly holds a discharge port of the stock bin when in an inflated state; the valve opening mechanism is mounted on the supporting frame; and the vibration mechanism is in transmission connection with the positioning bracket. Accurate positioning of the stock bin is achieved, and powder overflowing or dust raising in the discharging process is prevented.

The invention belongs to the technical field of reflector production, and particularly relates to a lifting sheet taking table structure for mirror plating sampling inspection of a plane reflector, which comprises a lifting mechanism, a lifting mechanism, a conveying mechanism and a steering mechanism, the lifting mechanism is used for controlling the height of a reflector to be sampled during discharging and comprises a base and a lifting table located above the base in a lifting mode. The lifting mechanism is used for lifting a reflector to be subjected to spot check and comprises at least two U-shaped frames which are arranged above the lifting table at equal intervals and arranged in a transverse row, and rotating shafts are rotationally arranged on the inner sides of the U-shaped frames through bearings. The multi-direction discharging device can achieve multi-direction discharging, does not need a plurality of conveying devices, can directly adapt to multi-station sampling inspection or emergency discharging requirements, reduces equipment investment, is compact in layout, reduces occupied space, integrates a lifting mechanism, a lifting mechanism, a conveying mechanism and a steering mechanism on the same base, simplifies control logic, reduces operation difficulty and improves production efficiency. And the transportation stability of the reflecting mirror is improved.

The invention relates to the field of metal industrial door production, in particular to a plate transferring device of a metal industrial door production line, and aims to solve the problem that the stacking and transferring strength of plates is high due to the fact that the plates need to be transferred between a stacking area of the transferring device and processing equipment by personnel. Assembling frames are fixedly connected to the two sides of one end of the bearing seat, moving wheels are rotationally connected to the inner sides of the assembling frames, and a bearing plate is fixedly connected to the top end of the bearing seat; the vertical frame is fixedly connected to the end, away from the assembling frame, of the bearing seat, a positioning lug is fixedly connected to one side of the vertical frame, a universal wheel is rotationally connected to the bottom end of the positioning lug, and a carrying plate is fixedly connected to the inner side of the vertical frame. The plate transferring device has the effects that the plate processing equipment and the bearing plate are conveniently switched by means of the vacuum suction cups, the plate transferring strength is greatly relieved, the plate transferring efficiency is effectively improved, and the plates can be put into the processing procedure more quickly.

The utility model discloses a buffering and damping type conveyor, which belongs to the technical field of conveyors and comprises a base, a supporting seat, a conveying frame buffering assembly and a damping assembly, the buffering assembly comprises a fixed rod, a sliding block, a first spring and a supporting rod, and the damping assembly comprises a fixed seat, a hydraulic damper, a movable rod and a second spring. The hydraulic damper is installed in the fixing seat in an embedded mode, the upper end of the hydraulic damper is fixedly connected with the inner top wall of the supporting seat, grooves are formed in the two sides of the fixing seat, guide grooves are formed in the inner walls of the grooves, guide blocks are slidably connected into the guide grooves, the guide blocks are fixedly connected to one end of a movable rod, and the movable rod is fixedly connected to the other end of the fixing seat. The other end of the movable rod penetrates into the supporting base in a sliding mode, and the movable rod is sleeved with the second spring. And through the arrangement of the buffering assembly and the damping assembly, when heavy objects fall onto the conveying belt, the buffering and damping effects can be achieved, and the service life of the conveyor is prolonged.

The invention discloses a conveying rail for vacuum package snack food processing and a using method thereof, and relates to the technical field of vacuum package snack food processing.The conveying rail comprises a sliding rail, first grooves are formed in the front side and the rear side of the sliding rail correspondingly, and second magnets are fixedly connected into the first grooves correspondingly; transverse plates are fixedly connected to the positions, close to the top and the bottom, of the left side and the right side of the sliding rail, connecting grooves are formed in the transverse plates, and fixing plates are fixedly connected to the positions, close to the front side, of the left side and the right side of the sliding rail. According to the device, the sliding rails can be supported through the L-shaped rods and the first threaded cylinders, the device can be suspended in the space through the hooks to work, the use flexibility of the device is improved, meanwhile, the multiple sliding rails can be connected, the multiple sliding rails are preliminarily connected through the second magnets and then connected through the fixing plates and the bolts, and the use is convenient. And the conveying range of the device is expanded.

A transport device transports portions made of elongated casings filled with food mass. The transport device includes a base body, two transport units respectively connected to the base body via a bearing, and the transport units respectively having a drivable transport belt. At least one, in particular both bearings are designed as pivot bearings having an axis of rotation about which the respective transport belt unit is mounted to be pivotable with respect to the base body. The transport belts are movable toward one another and / or away from one another by pivoting about the at least one axis of rotation.

The utility model discloses an adjustable curved-surface multi-roller distributing device, which belongs to the technical field of multi-roller distributing devices and comprises a base, a movable base is arranged on the side wall of the base, sliding grooves are formed in the upper surfaces of the base and the movable base, and limiting grooves are formed in the inner walls of the top surfaces of the base and the movable base; according to the device, the supporting plate is arranged, the driving motor drives the supporting plate and the supporting blocks on the two sides to move on the sliding grooves in the base, the supporting blocks drive the screw rods to synchronously move, the screw rods on the supporting blocks are rotated, and the screw rods synchronously rotate on the limiting blocks through threads; furthermore, the driving motor is fixed on the base through the supporting plate under the cooperation of the supporting block and the limiting block, when the roller gap can be finely adjusted according to specific conditions, the maintenance and debugging of the equipment are easier, and the roller gap can be randomly adjusted, so that the machine can adapt to various production tasks; and the application range and the production flexibility of the equipment are increased.