40results about How to "Neat cut" patented technology

The invention discloses film covering and cutting equipment for GAG roll materials, and aims to solve the technical problems that in the prior art, a cutting assembly of a film covering and cutting machine is not provided with a pressing and fixing assembly, so that a cutter is prone to upwarp and poor in stability during cutting, the cutter is fixedly arranged, and products of different sizes are inconvenient to machine. The film covering and cutting equipment for the GAG coil stock comprises a film covering and cutting frame, a re-pressing roller set and an attaching hot-pressing roller set, wherein the re-pressing roller set and the attaching hot-pressing roller set are arranged on the left side and the right side of the upper surface of the film covering and cutting frame. By arranging a plurality of cutting knives, during use, a handle is rotated to drive a worm to rotate, the worm is matched with a worm gear in the rotating process to drive a rotating shaft, a pointer and a center shaft to rotate, and the center shaft can drive a cylinder, a roller and the cutting knives to rotate in the rotating process; and at the moment, the position of the pointer on the scale line is observed, so that the appropriate cutting knife can face the lower side, coiled materials of different sizes can be conveniently cut, and products of different sizes can be better machined.

The invention provides an unwinding system, an unwinding method, rolling equipment and a battery production system, and belongs to the field of battery preparation. The unwinding system comprises a rotating tower, a pressing piece, a state confirming unit and a cutting device. The rotating tower is configured to rotate along with the rotating shaft; the turret comprises a plurality of reels and passing roller sets which are the same in number, the reels are at least provided with an unwinding station and a loading and unloading station, the reels bearing the remaining material reels are switched to the loading and unloading station, and the pressing piece can move to clamp the material belt released by the remaining material reels together with the passing roller sets in the contact position. And under the condition that the state confirmation unit confirms that the material tails of the residual material rolls are separated from the reel of the loading and unloading station or are about to be separated, the cutting device moves to cut off the material belt. When the material belt is cut off, the length of the residual material belt on the reel of the loading and unloading station is reduced, so that the length of tailings can be effectively reduced, and waste is reduced.

The utility model discloses a trimming device, which relates to the technical field of trimming equipment and comprises a supporting seat, a moving component is arranged at the bottom of the supporting seat and used for auxiliary movement of the supporting seat, an angle adjusting component is arranged at the top of the supporting seat, and a first supporting plate is arranged at the top of the angle adjusting component. The angle adjusting assembly is used for adjusting the included angle between the first supporting plate and the horizontal plane. A controller is matched with a color sensor to regulate and control the extension length of two first electric push rods, so that when the color sensor pushed by the two first electric push rods monitors a rough boundary of fistular onion stalk and fistular onion green, the controller controls the two first electric push rods to stop running, and then controls a second electric push rod to extend; the cutter is driven to move downwards to be inserted into the cutter groove to complete cutting of scallion leaves, so that scallion cutting is more regular and attractive, aerobic respiration of scallions is reduced, scallion cutting reasonability is guaranteed, and follow-up selling of scallions is facilitated.

The invention belongs to the field of battery pole pieces, particularly relates to a multi-slitting machine for a lithium battery pole piece and a use method of the multi-slitting machine, and provides the following scheme aiming at the problem that the existing battery pole piece treatment equipment generally adopts a fixed cutting device and cannot flexibly adjust the cutting position and quantity according to actual requirements: the multi-slitting machine comprises a device shell, the device comprises a device shell, a same fixing plate is fixedly connected between the inner walls of the two sides of the device shell, two arc-shaped notches which are symmetrically arranged are formed in the inner wall of one side of the device shell, and two air expansion shafts which are symmetrically arranged are rotationally connected to the inner wall of the side, away from the arc-shaped notches, of the device shell. The battery pole pieces can be conveniently placed and taken out, complex operation steps are not needed, the working efficiency is improved, the number and the position of the first cutters can be adjusted according to actual requirements, the battery pole piece processing device is suitable for processing battery pole pieces of various specifications and types, the universality and the flexibility of the device are improved, and the whole processing process is high in automation degree.

The utility model relates to the technical field of carrier tape production equipment, and discloses a cutting mechanism for carrier tape production, which comprises a rack, the top of the rack is fixedly connected with a mounting frame, the top of the mounting frame is fixedly connected with an air cylinder, one end of the air cylinder is fixedly connected with a pressing plate, the inner wall of the rack is provided with a material suction assembly, and the inner wall of the rack is provided with a material discharge assembly. A cutting assembly is arranged at the top of the rack, and a carrier tape body is arranged on the inner wall of the mounting frame; the material suction assembly comprises a mounting box. The cutting mechanism for carrier tape production is provided with the mounting box, the suction fan, the inserting groove, the filter screen, the sliding groove, the collecting box, the suction pipe and the suction cover, suction force is generated through work of the suction fan, the suction force sucks chippings generated in the cutting process into the mounting box through the suction cover, the chippings can be effectively intercepted through the filter screen, and the cutting efficiency is improved. Chippings can be collected by arranging a collecting box, and when the collecting box is full of the chippings, the collecting box can be pulled out through a handle to treat the chippings.

The utility model relates to the technical field of papermaking equipment, in particular to cutting equipment for paper production, which comprises a placing plate, a placing groove is formed in the top of the placing plate, moving plates are slidably mounted on two sides of the placing groove, mounting shafts are rotatably mounted on opposite surfaces of the two moving plates, and a plurality of mounting sleeves are mounted on the mounting shafts. And cutting knives are installed on the installation sleeves, a fixing mechanism is arranged between every two adjacent cutting knives, the bottom ends of the cutting knives are located in the containing groove, and a plurality of protection grooves matched with the cutting knives are formed in the inner bottom of the containing groove in the length direction. According to the paper cutting device, the mounting shaft can drive a plurality of cutting knives to cut paper and can also clamp and fix the cut paper, so that the paper is prevented from moving during cutting, and the paper is cut more orderly.

The utility model discloses an anti-bacteria anti-mite EVA non-slip mat, which relates to the technical field of non-slip mats, and comprises a non-slip mat main body, a plurality of non-slip bumps are arranged on the upper side of the non-slip mat main body in a rectangular array, and a plurality of gradually reduced support blocking frames are arranged on the lower side of the non-slip mat main body from the edge to the center. A cutting groove is formed in the position, corresponding to the outer side of the supporting blocking frame, of the lower side of the non-slip mat body, a round protruding ring is arranged at the position, corresponding to the edge of the non-slip protruding block, of the lower side of the non-slip mat body, and a suction cup is arranged at the position, located on the inner side of the round protruding ring, of the lower side of the non-slip mat body. The anti-bacteria anti-mite EVA non-slip mat is laid on the floor, the non-slip effect is good, the friction force between a refrigerator or a cabinet and the upper side of the non-slip mat body can be increased through the non-slip protruding blocks, the refrigerator or the cabinet is prevented from slipping relative to the non-slip mat body, tailoring is convenient, size matching with the refrigerator or the cabinet is convenient, kerfs are neat, and the anti-bacteria anti-mite EVA non-slip mat is attractive in use.

The utility model relates to a novel sealing and cutting machine which comprises a machine frame, the machine frame comprises a working table, a machine frame top plate axially arranged at the top end of the machine frame and a machine frame bottom plate arranged at the bottom of the working table, a movable sealing and cutting device is arranged between the machine frame top plate and the working table, and the movable sealing and cutting device comprises an upper sealing and cutting device and a lower sealing and cutting device. The upper sealing and cutting device is arranged between a top plate of the rack and the workbench, the workbench is provided with a containing groove for containing the lower sealing and cutting device, and the top plate of the rack is provided with a lifting assembly capable of driving the upper sealing and cutting device. The lower sealing and cutting device and the upper sealing and cutting device are connected through a chain linkage structure so that the upper sealing and cutting device can drive the lower sealing and cutting device to ascend and descend in the opposite direction when ascending and descending, in the sealing and cutting process, the upper sealing and cutting device and the lower sealing and cutting device can apply pressure and conduct cutting in the upper direction and the lower direction at the same time, sealing is firmer, and cutting is more orderly.

The application discloses a continuous processing and cutting device for traditional Chinese medicine decoction pieces, which comprises a processing box and a conveying device, a strip-shaped conveying channel is arranged in the processing box, conveying devices are arranged on the inner walls of the two sides of the conveying channel, a synchronous cutting mechanism is arranged in the output direction of the conveying device in the processing box, a pushing assembly, a deviation rectifying assembly, a driving assembly and a separating assembly are further arranged in the conveying device, the pushing assembly is in contact with the traditional Chinese medicinal materials and is used for conveying the traditional Chinese medicinal materials to the separating assembly, the separating assembly is in transmission connection with the driving assembly and is used for separating part layers of the traditional Chinese medicinal materials, and the deviation rectifying assembly is used for realizing the continuous conveying of the traditional Chinese medicinal materials at a preset angle in a fixed position. The application improves the automation degree, efficiency and quality of the processing of traditional Chinese medicine decoction pieces and meets the demand of the modern traditional Chinese medicine processing industry for high efficiency and high specification consistency.

The invention relates to an automatic trimming, stacking method and automatic trimming machine for plant fiber (hereinafter referred to as plant fiber) molded products and plastic sheet products, and aims to provide an automatic trimming, stacking method and automatic trimming, stacking machine for plant fiber molded products. The technical scheme is an automatic trimming, stacking method for plant fiber molded products, characterized in that a rear pick-up suction cup group for picking up the trimmed products is horizontally movably positioned on a rear moving arm, and the rear pick-up suction cup group can move horizontally between the front end and the rear end of the rear moving arm; the rear moving arm is horizontally movably positioned on a rear moving seat that can move up and down, and the rear moving arm can also move horizontally relative to the rear moving seat to quickly transfer the trimmed products.

This application provides a cutting system for processing animal tissue, including a cutting mold and a pressing mold. The cutting mold includes a support and a cutting tool, which includes multiple blades arranged vertically to form multiple segments. The pressing mold includes a pressing member and multiple protrusions, which are spaced apart and correspond one-to-one with the positions of the multiple segments. In this embodiment, during the cutting of animal tissue, the animal tissue to be cut can be placed on the top side of the multiple segments of the cutting mold. Then, the pressing mold is driven to move towards the cutting mold, pressing the animal tissue to be cut against the blades until the protrusions can be inserted into the segments one-to-one. The animal tissue to be cut is cut in one go by the multiple segments formed by the vertically intersecting blades, resulting in a neat and uniform cut of the animal tissue.

The utility model relates to a continuous plate edge strip winding device, and relates to the technical field of glass fiber reinforced plastic production, the continuous plate edge strip winding device comprises a rotating unit and a winding shaft which are arranged on a rack, the winding shaft is rotationally arranged on the rack, the rotating unit is used for driving the winding shaft to rotate, the winding shaft is provided with two blocking edges arranged at intervals, and the blocking edges are arranged on the rotating unit. The cut edge can be wound on the winding shaft between the two blocking edges, the blocking edges are provided with pressing units, and the pressing units can press the ends of the cut edge on the winding shaft. The edge cutting device has the effects that the edge cutting end does not need to be manually pressed, and the edge cutting and winding convenience is improved.

This invention relates to the field of paper bag production technology, specifically to a mechanized die-cutting device and method for paper bag production. The mechanized die-cutting device includes: an operating table with a feeding assembly for transporting paper bag raw materials; two sets of support plates fixedly mounted on the operating table, with a cutting assembly between them; the cutting assembly includes a driving structure and an elastic cutting structure; the driving structure drives the elastic cutting structure to move along the length of the operating table; during movement, a guide structure located between the support plates cooperates with the elastic cutting structure to force the elastic cutting structure closer to the operating table, thereby cutting the paper bag raw materials placed on the operating table; a flattening assembly is also provided on the operating table; when the elastic cutting structure moves, the flattening assembly is triggered to stretch the paper bag raw materials, preventing wrinkles from appearing at the cut ends during cutting.

Automatic cutting equipment for silica gel composite cloth comprises a silica gel cloth unreeling device, a flattening device, a synchronous belt conveying device, a cutting device and a discharging device, the silica gel cloth unreeling device is arranged on the left side of a machine box, and the flattening device and the cutting device are arranged on a mounting frame on the machine box; the synchronous belt conveying device is located on the portion, below the flattening device, of the machine box, the discharging device and the cloth collecting tank are both arranged on the right side of the machine box, and the silica gel composite cloth is conveyed by the synchronous belt conveying device to be flattened and cut after being unwound. The device has the advantages of being convenient to control, good in machining quality and high in efficiency.

The utility model relates to the technical field of water-jet looms, and discloses a cloth roll supporting assembly of a water-jet loom. Comprising a supporting seat arranged on one side of a water-jet loom body, a cloth winding roller arranged on the supporting seat and used for winding cloth, guide rods arranged at the two ends of the cloth winding roller, sliding grooves formed in the guide rods, pulleys arranged at the ends of the cloth winding roller and embedded in the sliding grooves, and two driving rollers rotationally connected into the supporting seat and located on the lower side of the cloth winding roller. The two sides of the supporting base are each provided with a supporting plate used for being rotationally connected with the driving roller, a connecting arm is arranged at the lower end of the guide rod, and a swing arm with an n-shaped section is arranged at the end, away from the guide rod, of the connecting arm, and the lower end of the swing arm is hinged to the supporting plates. A cross rod is arranged between the two connecting arms, and a cutting piece used for cutting cloth along the cross rod is arranged on the cross rod.

The utility model provides a sample manufacturing device for food detection, which comprises an ultrasonic transmitter, a supporting column, a sample manufacturing table, a middle shaping plate, a clamping rack, a sample placing box, a cutting knife restraint frame, a manual control handle assembly, an integrated box body, a connecting guide cable, a control cylinder, a telescopic shaft, a cutting knife and an upper restraint shaft, the ultrasonic transmitter is connected to the lower part of the middle shaping plate through a screw; the supporting columns are connected to the four corners of the lower portion of the sample manufacturing table through bolts respectively. In the cutting process, the friction resistance of the ultrasonic cutting knife is small, the pressure of a blade on food is reduced, the cutting surface is smooth and neat, the internal structure and quality of food materials are not affected, the attractiveness and integrity of the food are kept to the maximum extent, and the ultrasonic cutting knife is suitable for cutting food which is prone to deformation such as bread, cakes and cheese. And the cutting knife can be used for cutting only by pressing the grab handle rod, so that the cutting requirements of different types of foods are met.

This utility model discloses a device for easily replacing ostomy bag baseplates, including a connecting rod with a first channel vertically arranged inside; a cutting head, the cutting head including a first cylindrical portion; a disc portion at the lower part of the cutting head; a cutting mechanism, the cutting mechanism having a support channel inside, the connecting rod passing through the support channel; a ring blade at the lower part of the cutting mechanism; and an mounting head, the mounting head including a second cylindrical portion, the upper end of the second cylindrical portion also fitting with the connecting rod; an arc-shaped portion below the second cylindrical portion, the arc-shaped portion being hollow inside; a second channel inside the second cylindrical portion, the second channel communicating with the first channel to form a negative pressure adsorption passage. This utility model can neatly cut the ostomy bag baseplate and ensure precise positioning and adhesion between the baseplate and the ostomy, making the ostomy bag baseplate more comfortable, convenient, and safe to use.

The utility model relates to the field of cutting machines, in particular to cutting equipment for color-coated steel plate production. Comprising a cutter, a working platform is fixedly connected to the lower end of the cutter, a fixing structure is arranged on one side of the working platform and comprises a fixing connecting rod and a clamping groove, one end of the fixing connecting rod is fixedly connected with the working platform, and a limiting plate is clamped to the surface of the fixing connecting rod through the clamping groove; and one side of the limiting plate is fixedly connected with two adjusting rods, and the arc surfaces of the two adjusting rods are slidably connected with an adjusting ring and a sliding ring correspondingly. According to the cutting equipment for color-coated steel plate production, the problems that due to the fact that color-coated steel plates are different in thickness and length, an operator usually needs to fix the color-coated steel plates to a workbench of a cutting machine with hands, when the color-coated steel plates are cut, the hands of the operator are prone to being cut, and the cutting efficiency is high are solved. And the danger coefficient of the cutting machine is improved.

The invention relates to the technical field of grooving devices, and discloses a gypsum-based integrated wallboard grooving device which comprises a bottom plate, a fixing structure used for fixing a to-be-grooved gypsum-based wallboard is arranged on one side of the top of the bottom plate, and a grooving structure is arranged on the other side of the top of the bottom plate; the grooving structure comprises a moving platform arranged at the top of the bottom plate and moving back and forth in the length direction of the to-be-grooved gypsum-based wallboard; the number of the disc cutters is two. Compared with an existing grooving machine, by arranging the disc cutter, the covering edge of the covering paper is cut off before grooving, so that when a gypsum-based wallboard core material is grooved subsequently, the covering edge of the covering paper has no dragging force on the core material and does not affect grooving, then grooving and groove inner wall polishing are conducted through the milling cutter and the rotating rod in sequence, and the grooving efficiency is improved. And chippings are sucked away through the dust collection head, so that the section of the gypsum board wallboard groove is neat, and subsequent installation of the gypsum-based wallboard is facilitated.

The utility model discloses a paperboard cutting device for carton production, which comprises a workbench, a support is fixedly connected to the workbench, four guide pipes are fixedly connected to one end of the support, the two guide pipes on the same side are fixedly connected through an air guide pipe, and the air guide pipe is fixedly connected to the other end of the support. The two air guide pipes are fixedly connected through an air conveying pipe, air spraying heads are fixedly connected to the outer surfaces of the air guide pipes, air feeding pipes are fixedly connected to the outer surfaces of the air guide pipes, the ends, away from the air guide pipes, of the air feeding pipes are fixedly connected with the air outlet end of an air pump, and pressing assemblies are arranged in the guide pipes. According to the paperboard cutting device for carton production, the air pump generates air, through transmission of the air feeding pipe, the air conveying pipe and the air guiding pipe, the sealing gasket can be pushed to slide downwards in the air guiding pipe, the pressing plate makes contact with a paperboard, the paperboard is pressed and fixed, the air can also be blown out of the air spraying head, and chippings on the surface of the paperboard can be removed.

The utility model provides a wheat test sampling device, which relates to the technical field of wheat test, and comprises a sampling frame which is arranged on the ground and is used for frame selection of a wheat field, a sampling plate is movably embedded on the sampling frame and is used for tidily separating wheat, and a cutting mechanism is arranged in the sampling frame in a sliding manner and is used for cutting and collecting the tidied wheat. The wheat sampling device solves the problems that when wheat sampling is carried out on existing wheat test seeds, cut wheat is placed irregularly and needs to be arranged again during subsequent collection, so that sampling is not convenient, the wheat can be better selected in a frame mode through the arranged sampling frame, then a collecting area with the reasonable size is selected, and the sampling efficiency is improved. And secondly, the arranged sampling plate can better tidy the frame-selected wheat, so that the sampled wheat is more tidy, and collection is better facilitated.

The utility model provides a plastic pipe cutting machine, which belongs to the field of plastic pipe processing and comprises an adjusting component, a cutting component and a cutting component. The adjusting assembly comprises a U-shaped plate installed on the cutting table in a sliding mode, a ditch-shaped fixed clamping plate is fixed to the U-shaped plate, a ditch-shaped sliding clamping plate slides on the inner wall of the U-shaped plate in the vertical direction, a screw rod is rotationally arranged at the upper end of the sliding clamping plate, and the screw rod penetrates through the U-shaped plate and is in threaded connection with the U-shaped plate. According to the pipeline cutting device, various pipelines can be clamped and limited, the pipelines can be rotated, plastic pipes can be cut in order through the semi-hidden cutting saw blade, meanwhile, chippings generated in the cutting process can be removed and collected, and the situation that the chippings or dust flies in the cutting process and hurt the bodies of workers is avoided.

The utility model relates to the technical field of electrolytic baths, and discloses an online cutting complete-set operation device for overhaul bath maintenance, which comprises a cradle frame, a detachable transverse moving track is fixedly arranged on the cradle frame, a movable transverse moving block is arranged on the transverse moving track, and the movable transverse moving block is fixedly arranged on the cradle frame. The transverse moving block is provided with a threaded rod perpendicular to the transverse moving rail, the threaded rod is sleeved with a movable clamp, and the clamp is provided with a movable cutting torch. Compared with the prior art, the cradle frame cutting device has the advantages of being good in cradle frame cutting width consistency and low in dangerousness.

The utility model relates to the technical field of waterproof roll construction, and discloses a cutting device for waterproof roll construction, the cutting device comprises a laying frame and a laying mechanism and a cutting mechanism which are arranged on the laying frame, a rectangular avoiding hole is formed in the top of the laying frame, a vertical plate is fixedly mounted on the rear side of the top of the laying frame, and a rotating shaft is rotatably mounted on the front side of the vertical plate; and a waterproof coiled material is wound on the rotating shaft. Compared with the prior art, the waterproof roll laying device has the following advantages and effects that the waterproof roll is pressed and attached three times, it can be ensured that the waterproof roll is better attached to the surface of a roof, it is ensured that the waterproof roll is laid flatly, the laying quality is improved, the waterproof roll can be automatically cut off, the existing mode that cutting is conducted through a cutting tool through manual operation is effectively replaced, and the production efficiency is improved. The labor intensity of workers is reduced, the working efficiency is improved, and heat generated by electrifying the electric heating plate is transferred to the cutter, so that the waterproof coiled material is cut more stably and smoothly, and a cut notch is ensured to be tidy.

The utility model discloses an edge cutting device for high polymer material production, which comprises a winding and releasing mechanism and a support, the winding and releasing mechanism is in transmission connection with a film, and the edge cutting device further comprises a blade fixedly mounted on the support. The edge cutting device comprises a support and further comprises a tightening mechanism fixedly installed on the support, the tightening mechanism is used for tightening a thin film, and the tightening mechanism is used for driving the thin film to be conveyed and pass through a blade to be completely trimmed. A tightening roller in the tightening mechanism is used for generating extrusion friction force on the film, so that the film can be effectively tightened along with rotation of the tightening roller, neat cutting is guaranteed, and the edge cutting quality is improved; by arranging the guide roller, it is guaranteed that the conveyed film is attached to the supporting platform, so that the cutting quality can be guaranteed, and the edge cutting quality is further improved.

The utility model discloses a kind of fixing structure of soft package zinc air battery power bank charging line, it is related to zinc air power bank technical field.The utility model includes non-woven fabric, electric core unit, transmission structure, the transmission structure is connected with electric core unit, non-woven fabric is folded and is formed by hot pressing, to wrap electric core unit inside, first double-sided tape is provided between transmission structure and non-woven fabric, and first double-sided tape is used to make transmission structure and non-woven fabric fixed.The utility model is formed by using adhesive and hot pressing cooperation, so that the position of charging line forms arc-shaped wrapping, power bank edge hot pressing is firm, solve the edge sealing problem of zinc air battery power bank, simultaneously, reserved aperture and cutting cooperation are used, so that power bank edge cutting is neat.

The invention discloses a lateral clamping type carrot harvesting monomer, and belongs to the technical field of agricultural machinery. The harvesting single body comprises a machine frame, a crawler-type chassis, a ploughshare type furrow opener, a leaf supporting mechanism, a transverse clamping and conveying mechanism, a righting curved surface, a conveying belt with a baffle and a leaf and fruit separating mechanism, wherein the ploughshare type furrow opener, the leaf supporting mechanism, the transverse clamping and conveying mechanism and the righting curved surface are sequentially arranged in the advancing direction. The carrots and the soil are turned up and guided to one side of the machine tool by the ploughshare type furrow opener; the tassel lifting mechanism lifts tassels straight and guides the tassels into the transverse clamping and conveying mechanism; the transverse clamping and conveying mechanism clamps the tassels to transversely convey the tassels in the direction perpendicular to the advancing direction of the machine tool, and the root fruits naturally droop due to gravity. The centralizing curved surface centralizes the vertically suspended root fruits into a horizontal posture; the conveying belt with the baffles keeps the horizontal postures of the roots and the fruits and continues conveying; the tassel and fruit separating mechanism adopts a high-speed rotating disc cutter to accurately cut off tassel and fruit joints at a unified position. By means of an innovative lateral conveying mode, the problems that in an existing longitudinal conveying technology, tassel postures are different, the net cutting rate is low, and the structure is complex are solved, and the device has the advantages of being simple in structure, accurate in separation, low in damage rate and high in operation efficiency.

The invention relates to the technical field of ship manufacturing, and discloses a groove compensator which comprises a base, a hydraulic module, a laser module and action wheels, the side face of the base is fixedly connected with the hydraulic module, the front face of the base is fixedly connected with a first inserting tenon, and the base is slidably connected with the laser module through the first inserting tenon; and walking wheels are arranged at the bottom of the base. According to the groove compensator, the lineation module is installed, after needed data are measured, the lineation module can be moved into a data position, then a straight line is drawn from a marking point of the data, and through the use of the lineation module, a worker does not need to mark on the two sides of steel after measurement is completed, and only needs to complete measurement marking on one side; and then the scribing module slides forwards straightly from the marked position, so that the workload of workers is reduced, and compared with a traditional method that the workers manually stroke straight lines, the straight lines drawn by the device are straighter, so that the cutting difficulty of the workers is reduced to a great extent.

The application discloses a foamed cotton cutting structure and relates to the foamed cotton processing field.The foamed cotton cutting structure comprises a support bed and foamed cotton, guide rails are arranged on the upper part of the support bed, sliding blocks are arranged on the guide rails, beams are arranged between the two sliding blocks, pneumatic cylinders are arranged on the beams, clamping jaws are arranged at the output ends of the pneumatic cylinders, support seats are arranged at the four corners of the inner side of the support bed, rotating shafts are arranged on the support seats, synchronous wheels are arranged on the rotating shafts, the synchronous wheels on the same side are connected through synchronous belts, extension plates are arranged at the lower parts of the beams, and the extension plates are connected to the synchronous belts.The foamed cotton is straightened and tensioned through driving the synchronous belt, the whole beam and the foamed cotton clamped by the beam are moved to the cutting direction, the internal relaxation part of the foamed cotton is eliminated, the foamed cotton is ensured to be in the taut state at the cutting moment, and thus a neat and vertical cutting surface is obtained, and a complete cutting action is realized.

The present application relates to the technical field of surgical knives, and discloses a trabeculectomy knife with adjustable knife distance, which comprises a knife handle, a knife rod connected with the knife handle, and a knife head connected at the end of the knife rod, wherein the knife head is boat-shaped, has a knife tip and two side edges, the rear sections of the two side edges are connected and the front ends thereof meet at the knife tip, the knife head has a concave cavity, the concave cavity is provided with a chevron-shaped gap for separating the knife tip, a pair of parallel first sliding grooves are arranged in the side wall of the concave cavity, an arc-shaped plate is slidably arranged in the first sliding grooves, and the two parallel edges of the arc-shaped plate are respectively clamped in the two first sliding grooves. The trabeculectomy knife can realize mode switching of the knife head and width adjustment of the side edges by single-handed holding, the big thumb can accurately control power transmission by rotating the knob, the friction fit of the threaded transmission and the wedge structure ensures smooth movement without slipping, and the operation difficulty is reduced without the need for additional instrument assistance or double-handed operation.