211results about How to "Guaranteed smooth" patented technology

This invention provides an ink mixing device for a packaging box printing machine, relating to the field of ink processing technology. The ink mixing device for the packaging box printing machine includes a mixing tank and a bottom tank; it also includes a drive motor, the output end of which is connected to a pressing mechanism and a reciprocating mechanism. The pressing end of the pressing mechanism is connected to a piston, which moves within a metering mechanism. An adjustment mechanism for metering is also provided on the outside of the metering mechanism. Inside the mixing tank, a stirring assembly and a scraper are provided for ink mixing. The stirring assembly and scraper are driven by the drive motor. The reciprocating end of the reciprocating mechanism is connected to a scraper ring for scraping the inner wall of the mixing tank. This invention achieves coordinated operation of metered ink delivery, efficient mixing, and automatic tank wall cleaning by simultaneously driving the pressing mechanism, stirring assembly, and reciprocating mechanism with a single drive motor, effectively reducing equipment energy consumption and structural complexity.

This utility model discloses a precision preforming machine with a residual adhesive recovery structure, comprising: a molding box and a molding template, with a base installed below the molding box; the molding template is tightly fitted to the right side of the molding box, and the molding template is mounted on the molding box via a connecting mechanism that facilitates the recovery of residual adhesive; a cutting mechanism for preventing uneven cut surfaces is provided on the upper right side of the base. The connecting mechanism includes a mounting block, a support spring, a mounting rod, and a mounting cap; the outer end of the molding template is tightly fitted to the mounting block, and a support spring is installed on the left side of the mounting block; the molding template and the mounting block are both internally connected to the mounting rod via slots. This precision preforming machine with a residual adhesive recovery structure allows for quick assembly and disassembly of the template, cleaning of internal residual adhesive, prevention of residual adhesive mixing with processed adhesive reducing yield, and uniform cutting, ensuring a smooth cut surface.

The application discloses a filling and paving device for preventing settlement of a factory building foundation, and relates to the field of foundation paving. The device solves the problem that the existing filling and paving device has a large roller size and is difficult to detect and fill local settlement. The device comprises a vehicle body, a storage box, a filling mechanism and a compaction mechanism. The filling mechanism comprises a compaction roller, a conveying screw and a control member. The bottom of the storage box is fixedly connected with a plurality of output grooves. The device controls the ground settlement state of the compaction roller in the rolling sensing area on the ground through the filling mechanism, and controls the output state of the filling material and the rotating speed of the conveying screw in parallel, so that the output rate of the filling material is faster at the position with a larger ground settlement amplitude. The control member controls the lifting of the compaction roller to control the compaction strength. The ground before detection and the ground after filling are compacted respectively through the compaction mechanism, the ground is kept flat, and the strength of the ground after filling is improved.

The invention belongs to the technical field of moxibustion cabins, and discloses a full-automatic intelligent moxibustion cabin with a smoke purifying function, which comprises a moxibustion cabin body, a box body is fixedly mounted in the moxibustion cabin body, a supporting round block is fixedly mounted at the top of the box body, a threaded sleeve I is fixedly mounted at the bottom of the supporting round block, and a smoke purifying device is fixedly mounted at the bottom of the threaded sleeve I; a first threaded rod is movably mounted in the first threaded sleeve. Compared with a traditional moxibustion cabin, the moxibustion cabin has the advantages that the first teeth and the second teeth are matched, the height of the moxibustion box and the height of the moxibustion plate can be reasonably adjusted according to the internal temperature of the moxibustion cabin body, in this way, it can be ensured that the moxibustion temperature is appropriate, and irritation or discomfort caused by too high or too low temperature to the skin is avoided; by accurately adjusting the heights of the moxibustion box and the moxibustion plate, the moxibustion device can be better aligned to acupuncture points or treatment parts, the treatment effect is improved, and meanwhile the moxibustion box and the moxibustion plate can be flexibly adjusted in a matched mode.

The utility model provides a segmented cutting forming tool of tricholoma matsutake. The segmented cutting forming tool of tricholoma matsutake includes: the workbench that sets up the inclined groove, the fixed plate is fixedly installed in the inclined groove, the cutting frame is hinged on the fixed plate, and the bottom rotation of cutting frame is installed with the winding shaft, the protective cover is fixedly installed on the cutting frame and is connected with the winding shaft rotation, the torsional spring is fixedly installed in the protective cover and is connected with the winding shaft, the cutting line one end is coiled on the winding shaft, the movable plate is slidably installed on the cutting frame, and the movable plate is fixedly connected with the other end of cutting line. The segmented cutting forming tool of tricholoma matsutake has the advantages that the efficiency of segmented cutting of tricholoma matsutake can be improved, and the production needs are met.

The present application provides a kind of inner slag discharging device and its slag discharging method, it includes high wear-resistant obturator, drill bit drill rod device, venturi water and drill slag dry-wet separator, the drill bit drill rod device is located in high wear-resistant obturator, drill slag dry-wet separator is connected with drill bit drill rod device by venturi water.The flow direction of drill slag can be changed by changing the running direction of slag discharging medium, so as to reduce the scouring, soaking and friction of slag discharging medium and drill slag on the hole wall, which is beneficial to the formation of drilling hole;It can achieve the purpose of point coring by achieving "falling and discharging simultaneously";Drilling cuttings can be well collected, which is beneficial to the civilized production of construction site and prevents dirtiness and disorder;If inert gas is used for slag discharging during construction, it can also achieve the purpose of inhibiting spontaneous combustion of coal seam.Through the above technical scheme analysis, the device is theoretically feasible and the operation is reliable, which provides good drilling quality for casing, greatly improves the success rate of drilling and casing and the extraction effect.

The invention relates to a device and a method for improving air permeability of a thick bed by utilizing biomass fuel. The device comprises a T-shaped frame and a cross rod, the T-shaped frames are arranged in a bilateral symmetry mode, and the horizontal ends of the T-shaped frames face downwards. The cross rod is correspondingly and fixedly connected between the upper portions of the vertical ends of the T-shaped frames on the two sides. The method comprises the following steps: S1, preparing hydrogen-rich biomass; s2, forming the biomass combustion rod; and S3, sintering application. According to the invention, biomass which is a renewable clean resource is reinforced and applied to the field of sintering production, so that carbon emission is effectively reduced, and dependence on carbon-containing fuel in the sintering process is reduced; and meanwhile, the matching device can effectively improve the material layer air permeability in the thick material layer sintering process, and the effects of increasing yield and reducing consumption are achieved.

The utility model relates to bag sealing technical field, concretely is a kind of heat sealing device of biodegradable bag. It includes frame, bag mouth smoothing device and bag mouth heat sealing device. Frame is provided with mounting bracket;Bag mouth smoothing device includes lifting plate, two shift poles of sliding installation on lifting plate and the drive assembly for driving two shift poles mutually close or away;Second air cylinder for driving lifting plate lifting is installed on mounting bracket;Bag mouth heat sealing device includes two hot-pressing mechanisms of symmetrical arrangement. The utility model passes through bag mouth adsorption, smoothing, heat sealing and a series of orderly operation steps, realizes the high-quality sealing of biodegradable bag.

This utility model relates to an MPV with a flip-up foldable TV in the field of in-vehicle entertainment facilities. It includes a vehicle body, a display screen, and a flip-up folding mechanism. The interior top of the vehicle body has an upward-facing recessed mounting groove. The flip-up folding mechanism is located at the edge of the mounting groove. The display screen matches the mounting groove, and the recessed depth of the mounting groove is greater than the thickness of the display screen. The display screen is connected to the flip-up folding mechanism and can rotate into the mounting groove. This MPV with a flip-up foldable TV has a smaller footprint and is foldable compared to traditional rear-seat displays.

This application discloses a cross-cutting device, comprising: a base frame, a longitudinal movement mechanism, a cross-cutting mechanism, and a folding bracket. The longitudinal movement mechanism includes a longitudinal movement frame reciprocatingly mounted on the base frame in a front-to-back direction and a longitudinal movement drive device for driving the longitudinal movement frame in the front-to-back direction. The top of the longitudinal movement frame has a cutting platform for carrying the product. The longitudinal movement drive device drives the longitudinal movement frame at a speed that matches the linear speed of the production line. The cross-cutting mechanism is mounted on the longitudinal movement frame and includes a cutting blade that moves in a left-to-right direction to cut the product. The folding bracket is arranged in front of the cutting platform and is located on the same horizontal plane as the cutting platform. The folding bracket includes a plurality of first brackets and a plurality of second brackets arranged alternately in a left-to-right direction. The first brackets are fixedly mounted on the front end of the cutting platform, and the second brackets are fixedly mounted on the top of the base frame by a bracket. This application ensures the flatness of the cut edge when the cutting blade cross-cuts, improving the stability and cutting effect of the cross-cutting.

The application discloses a yacht side plate structure and a manufacturing method thereof. The yacht side plate structure comprises an outer side plate and an inner side plate. The bottom end of the outer side plate is connected with a yacht deck. The top end of the outer side plate is provided with a side gutter. The inner side plate is connected between the top end side gutter of the outer side plate and the yacht deck. The outer side plate, the side gutter of the outer side plate, the inner side plate and the yacht deck form a closed side cavity. The inner plate surface of the inner side plate is integrally provided with a reinforcing part. The welding amount is reduced, the surface of the inner side plate is kept flat, and the appearance of the yacht is improved.

The application provides an automatic production material flow transfer system and method for aerospace product assembly, which comprises a centralized feeding platform for manual clamping and scanning storage before feeding cabin sections and the like, a system for assisting in rapid positioning of cabin sections and brackets, a fire-related planar warehouse for storing fire-related materials such as engines, a non-fire-related stereoscopic warehouse for storing cabin sections such as electronic cabins and material boxes, an intelligent tool warehouse for storing tools and tooling, a workstation for temporarily buffering finished products at the exit area of a factory building, an AGV for transferring materials between workstations, a truss robot for the up-and-down loading workstations of a full missile, a ground rail robot for the up-and-down feeding of direct parts on a missile, and a central control module for material flow control. The application can realize the simultaneous operation of two production lines through the shared logistics route, centralized feeding platform, distributed material storage area and detection area, thereby saving site resources and reducing the investment in production line equipment.

The utility model relates to a kind of concrete double T plates, belong to concrete double T plate structure design technical field, specifically a large-span concrete double T plate, including double T plate body, still include;Positioning slot, positioning slot starts at the periphery of double T plate body, and the inside of each positioning slot is inserted with positioning block;Thermal insulation board, thermal insulation board fixed mounting is in the inner top of double T plate body;The utility model reaches the effect of reducing construction difficulty, facilitating worker installation, solves the high complexity of existing mould, difficult to realize mass production, substantially increase the cost of mould processing, and the precision requirement of on-site hoisting is high, increase the construction difficulty of staff, reduce the problem of work efficiency.

The utility model relates to the technical field of drawing frames, and discloses an anti-blocking device for a drawing frame, the anti-blocking device comprises a U-shaped frame arranged at an inlet of the drawing frame, two rotating shafts are rotatably mounted in the U-shaped frame, the two rotating shafts are both fixedly sleeved with hair collecting roller sleeves, felt is detachably mounted and fixed on the two hair collecting roller sleeves, and the hair collecting roller sleeves are fixedly sleeved with the felt. A driving assembly is arranged on the front side of the U-shaped frame and used for controlling the two rotating shafts to rotate relatively, and two dust suction hoods with the bottoms being open are fixedly installed in the U-shaped frame. Compared with the prior art, the device has the following advantages and effects that the adhesion effect of the felt is matched with the negative pressure dust collection effect, a dual protection mechanism is formed, short fibers, fluff and other impurities on the surfaces of fiber strips can be comprehensively and efficiently cleaned away, the blocking phenomenon caused by accumulation of the impurities at an inlet of the drawing frame is avoided, the impurities cannot enter the drawing frame easily, and the service life of the drawing frame is prolonged. Therefore, smoothness of a fiber rod conveying channel at the inlet of the drawing frame is guaranteed, and stable and efficient operation of the drawing frame is guaranteed.

The utility model discloses a kind of rotary spreading device of biological organic fertilizer, it is related to biological organic fertilizer spreading technical field.The utility model includes base and electric drive wheel, the bottom of base is provided with electric drive wheel, the top of base is fixedly connected with storage box, the side of storage box is fixedly penetrated with seeding pipe, the top of storage box is provided with feed inlet, the bottom of base is provided with rotary groove digging seeding device.The utility model cooperates through connecting plate, groove, return spring, autorotation fixed link, bulldozing block and the like component, when autorotation fixed link moves to the top of base when contacting the stress block of side fixed, itself carries out clockwise motion, to make bulldozing block fixedly connected in one end of autorotation fixed link contact and dig loess ground, the effect of rotating grooving to loess ground, the work of rotary ploughing can spread seed to soil deep, and then improve the survival rate of seed, reduce economic cost.

This utility model discloses a konjac noodle forming device, including a feeding mechanism disposed at the top of one end of the frame; a dough pressing mechanism movably disposed inside the frame and corresponding to the discharge end of the feeding mechanism; a powder sprinkling mechanism disposed above the dough pressing mechanism and evenly sprinkling powder onto the dough pressing mechanism; a noodle cutting knife rotatably disposed below the dough pressing mechanism; and a discharge mechanism disposed below the noodle cutting knife. This forming device facilitates the forming of noodles. During the forming process, the dough can be squeezed into a sheet by the dough pressing mechanism, and the powder sprinkling mechanism above can spread a layer of flour on both sides of the sheet, thereby preventing the sheet from sticking to the dough pressing mechanism and realizing automatic conveying of the sheet.

The utility model relates to the field of jig processing, and discloses an accurate positioning and clamping mechanism for jig processing, which comprises a base, the top of the base is slidably connected with a workbench, the top of the workbench is rotatably connected with a gear, the outer wall of the gear is meshed with a plurality of racks, the outer walls of a plurality of sliding blocks are slidably connected with an I-shaped rail, and the I-shaped rail is rotatably connected with the workbench. The tops of the multiple sliding blocks are fixedly connected with fixing plates, the inner walls of the multiple fixing plates are fixedly connected with fixing cylinders, the inner walls of the multiple fixing cylinders are slidably connected with sliding rods, the inner walls of the multiple fixing cylinders are fixedly connected with rubber pads, and the outer walls of the multiple rubber pads are provided with springs; a cleaning assembly is arranged on the top of the workbench. According to the utility model, the slide block is driven by the motor to fixedly clamp the workpiece, and the plurality of springs can adapt to the workpieces in different shapes, so that the chuck for the workpieces in different shapes does not need to be customized, the clamping time is reduced, the clamping force can be uniformly dispersed, and the workpiece deformation caused by stress concentration is avoided.

The application belongs to the technical field of oil exploitation, and is especially a sand prevention well completion structure of an easily-pulled-out downhole sand prevention pipe column, which comprises a loose sandstone formation, an isolation body filling layer and a sand prevention pipe column, an inner part of the loose sandstone formation is provided with a well mouth, the sand prevention pipe column is arranged in the inner part of the well mouth, an inner part of the sand prevention pipe column is provided with the isolation body filling layer, an upper end of the well mouth is provided with a positioning mechanism, an upper end of the positioning mechanism is provided with a sealing mechanism, the positioning mechanism comprises a seat ring, a limiting plug and a positioning sliding cylinder, the bottom end of the seat ring is fixedly connected with the limiting plug, the limiting plug is inserted into the upper end of the well mouth, and the inner part of the limiting plug is provided with the positioning sliding cylinder, the positioning mechanism and the sealing mechanism are arranged, the downhole running and pulling-out operation of the sand prevention pipe column relative to the well mouth is facilitated, the upper part of the isolation body filling layer can be sealed and protected, and the use effect is better.

The utility model discloses a chlorine liquefier tube head welding structure which comprises a tube plate and a plurality of heat exchange tubes, and the heat exchange tubes are arranged on the tube plate in a penetrating mode. The length of the part, extending out of the tube plate, of the tube head of the heat exchange tube is 0-1mm; the tube plate is provided with a groove used for being connected with a heat exchange tube, and the angle of the groove ranges from 45 degrees to 60 degrees. The heat exchange tube is in interference fit with the hole wall of the tube plate through expanded connection, and the groove is filled with a welding seam to fixedly connect the heat exchange tube with the tube plate. According to the chlorine liquefier pipe head welding structure, the welding quality of the chlorine liquefier pipe head can be improved, the connection reliability is enhanced, and leakage is effectively prevented.

The invention discloses a tool-free installation cable bridge and an installation method thereof.The tool-free installation cable bridge comprises a cable bridge body, an end plugging assembly and a plugging block matched with the other end of the cable bridge body, the plugging assembly is provided with a butt joint frame fixed to the end of the body, and plugging grooves are formed in the two sides of the inner wall of the plugging assembly and used for allowing the plugging block to be inserted therein; the top of the groove body is provided with a locking block and a positioning rod, the insertion block is correspondingly provided with a locking groove and a positioning hole, the locking block is locked into the groove, and the positioning rod is inserted into the hole and extends to the bottom of the groove body; the locking block is connected with the drawing rod, the positioning rod is provided with the lifting handle in a jacking manner, and the two are arranged in a placement groove in the top of the butt-joint frame; the end part of the butt-joint frame is provided with an external expansion butt-joint hopper, the end part of the body is an inclined surface, and the size of the plug-in block is smaller than that of the groove body, so that quick butt-joint is assisted without complicated tools; the positioning rod performs longitudinal limiting, the locking block performs transverse limiting, and double fixing and loosening prevention are achieved; unlocking and separating can be achieved by lifting the pull rod and the handle, and the assembly is not damaged. The placement groove accommodates components, is anti-scraping and does not affect laying of the cover plate.

The utility model discloses an underground cable automatic armoring machine, including bottom plate, frame, the top of bottom plate is equipped with fixed plate, and the middle part of frame left and right sides all is fixed with the communicating pipe of sleeve joint, and the end of two communicating pipes is rotatoryly installed with the inner surface of two fixed plate middle part, and the middle part of frame front and back sides all is provided with quick -release mechanism, and quick -release mechanism includes main rod, armored plate no.

According to the spraying dust removal device capable of leveling the land and used for the construction site, a first leveling mechanism and a second leveling mechanism are arranged, the ground is pressed through a pressing roller ring at the tail of a vehicle plate, vibration pressing boxes compact the two sides of the vehicle plate under the action of a vibration motor, and due to the fact that the two ends of the pressing roller ring and the two vibration pressing boxes are staggered in the range, the two sides of the vehicle plate are tightly pressed; therefore, the road surface can be fully leveled, dust in the air is mixed with water and falls on the ground under the action of the fog gun machine in the reciprocating motion process of the tricycle main body, the purpose of road leveling is achieved through the pressing and compacting action of the pressing roller ring and the vibration box, and the problems that an existing fog gun machine can only carry out dust falling treatment on raised dust, and the road surface cannot be leveled easily are effectively solved. The problems that the road cannot be leveled, dust on the road can be raised repeatedly when the engineering vehicle runs, and dust raising cannot be restrained are solved.

This application discloses a jacking support construction device and method for rapid replacement of bridge bearings, comprising: a jacking support mechanism, a base, a base plate, and a self-locking mechanism; the jacking support mechanism integrates a hydraulic jacking structure and a mechanical support structure, the hydraulic jacking structure being used to jack the box girder, and the mechanical support structure being used to support the box girder; the hydraulic jacking structure includes a hydraulic cylinder and a piston rod fitted inside the cylinder, the cylinder having inlet and outlet ports for connecting to a hydraulic station via hydraulic oil pipes; the self-locking mechanism consists of a hydraulic self-locking component and a mechanical self-locking component, the hydraulic self-locking component being located within the hydraulic jacking structure to lock the inlet and outlet ports, and the mechanical self-locking component being located within the mechanical support structure to lock the mechanical support structure; the jacking support mechanism is mounted on the base plate via the base, the base plate being fixedly placed on the support platform; the base and the base plate are provided with an adjustment mechanism for adjusting the position of the jacking support mechanism. This device eliminates the need to transport and stack support components, reducing construction steps and improving efficiency.

This utility model relates to the field of waste removal technology for printing machines, specifically to a waste removal device for a label printing machine, including a mounting frame, a winding mechanism, and an auxiliary mechanism. The winding mechanism includes a rotating plate rotatably mounted on the mounting frame and two winding rollers rotatably mounted on the rotating plate. The auxiliary mechanism includes a sliding block, a tension spring, a cutter box, a sponge pressing block, a cutter plate, a sliding assembly, and a limiting assembly. The sliding assembly includes a guide groove, a second guide rod, a second spring, a counterweight rod, and a guide slide rod. When the front winding sleeve is full, the rotating plate rotates to switch the rear empty sleeve to the front working position and, in conjunction with the auxiliary mechanism, cuts the waste material without stopping the machine to change the roll. Before cutting the label waste, the sponge pressing block presses the waste material, causing the corner waste material to adhere to the winding sleeve, preventing the waste material from shifting during cutting and ensuring a flat cut. Under the guidance of the guide slide rod and the guide groove, the counterweight rod drives the cutter to slide and cut the corner waste material under the action of inertia, improving the cutting efficiency.

This utility model relates to the field of building technology and discloses a construction device for a building waterproofing layer, including two sets of opposing support plates; a control box installed on the upper end of the two sets of support plates, the interior of which is used to roll up the waterproof membrane; an extrusion section located at the lower end of the two sets of support plates for extruding the waterproof membrane; and a cleaning section also located between the two sets of support plates for cleaning the ground. This utility model extrudes and lays the waterproof membrane, extending the end of the waterproof membrane outward from the lower end of the extrusion section, and then applying pressure to the support plates. The lower end of the extrusion shaft presses the waterproof membrane onto the ground, achieving integrated laying and rolling, avoiding localized wrinkles after the waterproof membrane is laid, and maintaining a relatively flat surface.

The invention relates to the technical field of drying ovens for processing, and discloses a drying oven for water-based PU leather processing and a drying method.The drying oven comprises a preheating cavity and a primary drying cavity formed in one side of the preheating cavity, a main cavity is fixedly assembled on the side, away from the preheating cavity, of the primary drying cavity, and a final drying cavity is fixedly assembled on the side, away from the primary drying cavity, of the main cavity; a sliding rail mechanism is fixedly mounted on the inner side wall, perpendicular to the primary drying cavity, of the preheating cavity, a winding roller is slidably assembled on the side, away from the preheating cavity, of the sliding rail mechanism, and a medium-wave infrared lamp tube is fixedly mounted at the top end, facing the winding roller, of the interior of the preheating cavity. A first lamp tube set is fixedly installed on the inner side wall, perpendicular to the medium-wave infrared lamp tube, of the primary drying cavity. According to the invention, a sectional structure of the preheating cavity, the primary drying cavity, the main cavity and the final drying cavity is adopted, and differential heating assemblies of all the cavities are matched, so that a gradient drying process is realized, and the defects caused by rapid drying of a single cavity are thoroughly avoided.

The utility model relates to the technical field of mechanical engineering and automation, and discloses a paper product cutting and positioning device which comprises a fixing block, a hydraulic cylinder is fixedly connected in the fixing block, the output end of the hydraulic cylinder is fixedly connected with a first U-shaped block, a fixing rod is fixedly connected in the first U-shaped block, and a second U-shaped block is fixedly connected in the fixing rod. A rotating piece is fixedly connected to the outer wall of the fixing rod, a connecting rod is rotatably connected to the interior of the rotating piece, a pressing plate is fixedly connected to the outer wall of the connecting rod, a limiting rod is rotatably connected to the interior of the pressing plate, and a supporting assembly is arranged on the outer wall of the fixing block. According to the paper product cutting device, the hydraulic cylinder drives the first U-shaped block, the fixing rod and the rotating piece so as to drive the connecting rod and the pressing plate to position and fix a paper product, the pressing plate rotates on the outer wall of the limiting rod so as to limit the pressing plate, it is guaranteed that the position of the paper product is stable in the cutting process, and deviation or sliding is avoided; and the cutting precision and consistency are improved.

The utility model discloses a winding and tensioning mechanism of a coating machine, which relates to the technical field of coating machines and comprises an adjusting component, and a plurality of tensioning rollers are uniformly arranged on the inner side of the adjusting component. A driving assembly is arranged on one side of the adjusting assembly, and a plurality of redirection rollers are arranged between the driving assembly and the adjusting assembly; a limiting assembly is arranged on the side, away from the adjusting assembly, of the driving assembly. A winding assembly is arranged on the side, away from the driving assembly, of the limiting assembly. The adjusting assembly comprises two side plates, and the multiple tensioning rollers are located between the two side plates. A plurality of movable grooves are formed in the two side plates; materials penetrate through gaps among the multiple tensioning rollers, the multiple tensioning rollers play a role in improving the tension of the materials, the materials are prevented from being deformed or folded in the moving process, and it is guaranteed that the materials are flat; the tensioning rollers can move in the movable grooves by loosening bolts for connecting the connecting bearings with the side plates, so that the distance between the multiple tensioning rollers is changed, and the tension of materials is changed.

This utility model relates to the field of automatic film application technology and discloses a flip-type double-sided automatic film application machine, including a film application table. A fixed limiting block is fixedly installed on the upper surface of the film application table, and a movable block is movably connected to the upper part of the fixed limiting block. A threaded rod is threadedly connected to the inside of the movable block. This utility model allows the movable block to be initially positioned at the leftmost end of the fixed limiting block, facilitating the placement of the film roll and the take-up roll onto the surface of the mounting shaft. Rotating the knob causes the threaded rod to rotate inside the movable block. Because the threaded rod rotates inside the ball bearings, and due to the limiting action of the limiting rod, the position of the baffle in the front-to-back direction is adjusted. This device, by limiting the film roll and the take-up roll, and in conjunction with the rotation of the ball bearings, better prevents the film from moving back and forth with the rotation of the mounting shaft, thus ensuring the flatness of the film output and facilitating the rapid installation of the film roll.

The utility model relates to the technical field of batten cutting, and discloses a batten cutting device convenient for fixing a batten, which comprises a cutting knife mounted on a working table through a mounting frame I, the two pressing wheels are installed on the workbench through two second installation frames correspondingly, and the two pressing wheels are located on the two sides of the cutting knife. The condensing equipment is installed on the bottom plate, the condensing equipment is communicated with a condensing pipe, the condensing pipe penetrates through the cutting knife, and the cutting knife is provided with a containing cavity used in cooperation with the condensing pipe; the dust collection plate is mounted above the cutting knife; the dust collection equipment is mounted on the bottom plate, and the dust collection equipment is communicated with the dust collection plate through a connecting pipe. According to the shaving board cutting device, efficient, accurate and environment-friendly cutting of shaving boards is achieved through the cutting knife, the pressing wheel, the condensing device, the dust collection device, high-hardness materials, precise design, stable pressing, heat absorption and strong suction force.