44results about How to "Guaranteed cutting effect" patented technology

This invention discloses a cutting module and its needle cutter. The needle cutter features an independent inner box design for single use, allowing for direct replacement once the inner box is full of needles. This not only reduces the probability of magnetic fields but also greatly simplifies use. Furthermore, this invention employs compression blocks and compression microswitches. Two upper and lower compression blocks respectively press the two sides of the needle cutting point, effectively improving cutting efficiency and speed. Simultaneously, the first and second blades work together for rapid cutting, effectively ensuring the cutting effect. Additionally, it utilizes inductive microswitches and compression microswitches for detection. The compression of the inductive microswitches determines whether the motor is running, and the compression microswitches determine whether cutting needs to be completed or has not been completed. The simultaneous triggering of the upper and lower compression microswitches determines whether cutting can proceed. Therefore, this invention, by using inductive microswitches to control the motor's start and stop, greatly improves safety.

This utility model relates to the field of cutting device technology, and more particularly to a corrugated board cutting device. It includes a table, a cutting mechanism, a set of fixing mechanisms, and a cleaning mechanism. The cutting mechanism is disposed on the table for cutting the corrugated board; the set of fixing mechanisms is distributed at appropriate positions in the cleaning mechanism and is used to fix the corrugated board to prevent movement during the cutting process; the cleaning mechanism is disposed between the table and the cutting mechanism to clean up debris generated during the cutting process. This utility model uses the fixing mechanisms to firmly clamp the corrugated board, effectively preventing shaking or displacement during the cutting process, thus significantly improving cutting accuracy and efficiency; the cleaning mechanism efficiently removes debris and dust generated during the cutting process, preventing their accumulation at the cutting area, and guides the debris to a collection section for final discharge, thereby maintaining the cleanliness of the working area.

The utility model relates to the technical field of loudspeaker box machine annular piece machining, in particular to a clamp tool for loudspeaker box machine annular piece machining. The clamping mechanism comprises an air cylinder fixedly connected to the end of the clamp base, a conical block is fixedly connected to the top end of the air cylinder, an arc-shaped block is slidably connected to the upper end of the surface of the clamp base, the bottom of the arc-shaped block makes contact with the surface of the conical block, and a limiting frame is slidably connected to the upper end of the inner wall of the clamp base; according to the device, a limiting frame is pushed to move upwards through a third spring, then the annular piece placed at the top of a clamp base is subjected to centering limiting, the top end of an air cylinder moves upwards to drive a conical block to move upwards, then four arc-shaped blocks are pushed to be away from each other, the arc-shaped blocks abut against the inner surface of the annular piece, and therefore the annular piece is subjected to centering clamping; and therefore, the contact area with the annular piece is increased, stable clamping of the annular piece is guaranteed, and the cutting effect on the annular piece is guaranteed.

This application relates to the technical field of wood panel beveling equipment, and more particularly to a wood panel beveling device for furniture manufacturing. The proposed technical solution includes a base and a vertical plate fixedly connected to its upper end. A support platform is fixedly connected to the bottom side wall of the vertical plate. The end of the vertical plate is configured as an inclined portion, and a groove is formed on the side wall of the inclined portion. A beveling cutter is installed in the groove via a sliding table, and the beveling cutter cuts the beveling area of ​​the wood panel. This application sets the end of the vertical plate as an inclined portion, and forms a groove on the side wall of the inclined portion. The beveling cutter is raised and lowered at the outer end of the groove. Before beveling the wood panel, the end of the wood panel is aligned with the outer end of the inclined portion under the positioning action of a positioning component. At this time, the cutting blade is precisely positioned above the 45-degree beveling area of ​​the wood panel end. Activating the electric cylinder allows for quick and precise beveling, reducing the difficulty of operation and improving the accuracy of the beveling process.

The utility model discloses a pair of radio frequency endoscope electrode tissue scissors, which comprises two connecting parts and blades arranged at the tail ends of the two connecting parts, the two blades are rotationally arranged through a scissors shaft, a mounting opening is formed in the upper surface of each blade and located at the position of a cutting edge in a penetrating manner, and extension openings are formed in the two ends of the inner surface of each mounting opening. The movable shearing mechanism comprises a movable shearing knife located between the two extending openings, a round corner is formed in the side, away from the inclined face, of the outer surface of the movable shearing knife, and an adapter shaft is fixedly arranged in the movable shearing knife and located at the circle center position of the round corner. And a supporting and positioning mechanism. The rotatable movable shearing mechanisms are arranged at the cutting edges of the blades, the cutting edges of the two movable shearing knives can be in close fit with the lower surfaces in the mode that the magnetic sheets attract one another, and therefore during frequent shearing of the two movable shearing knives, the cutting edges of the two movable shearing knives are not prone to generating a gap due to loosening of the shearing shaft part, and the shearing efficiency is improved. And the friction force at the joint is increased.

The utility model discloses a kind of feeding devices for cutting plate machine, it is related to the field of aviation parts processing, including workbench;The workbench side is fixedly installed with cutting plate machine body, sliding installation is placed with seat on the workbench, first cavity is opened in the seat, gear is rotatably installed in the first cavity, a pair of toothed plate is slidably installed in the cavity and engaged with the gear, a pair of the toothed plate one end is extended to the seat outside and fixedly installed with moving block, a pair of the moving block is installed with the fixed component for fixedly clamping plate material, effectively solve the way of artificial feeding, place plate material in cutting plate machine cutting place for cutting, there is certain security risk, and after plate material feeding is completed, lack of fixed component for fixing plate material, leading to plate material is prone to deviation in cutting process, affect the cutting effect of plate material technical problem.

This utility model discloses a milling head structure for a CNC roll thread milling machine, including a milling head. The milling head consists of a drill rod and a milling cutter. The milling cutter is mounted at the bottom end of the drill rod. An air duct is provided in the middle of the drill rod, and an arc-shaped air inlet is provided at the upper end of the drill rod, which is connected to the air duct. An air outlet is provided at the bottom end of the drill rod, which is connected to the air duct. When the CNC roll thread milling machine is working, external high-pressure gas enters through the arc-shaped air inlet at the upper end of the drill rod. The arc design allows the gas to be guided more smoothly to the air duct. The gas flows downward along the air duct inside the drill rod and finally exits from the air outlet at the bottom end of the drill rod. The ejected high-pressure gas can effectively blow away the iron filings generated by the milling cutter during the cutting process, avoiding the accumulation of iron filings that affect machining accuracy and milling cutter life.

The utility model relates to bitumen laying technical field discloses a kind of asphalt mixture cooling device, including shell, shell side is connected with mounting rack, the mounting rack side is connected with driving motor, driving motor output end extends to shell inside, and is connected with rotating shaft is arranged.The utility model can uniformly stir asphalt mixture by stirring mechanism, so that it uniformly cools down, simultaneously by the connection of heat dissipation frame and heat exchange pipe, cooling effect can be effectively improved, and cooling speed is not too fast, and agglomeration is generated, and electric heating tube can heat and keep warm effect to asphalt, so that asphalt is handled optimum use state, when discharging, asphalt mixture can be pushed to outside by cleaning mechanism sticking to the inner wall of shell, that is, it guarantees the discharging effect, guarantees the cleaning effect of inner wall of shell, reduces the work of operator, effectively improves use efficiency.

This disclosure relates to the technical field of rubber rolling mills. One embodiment of this disclosure provides a rubber rolling mill for wire and cable processing, comprising: a frame, a fixed base, an inner roller, and an outer roller. The fixed base is disposed on the surface of the frame. The inner roller is rotatably connected to the fixed base via electric drive. The outer roller is disposed outside the fixed base. Side plates are disposed outside the fixed base. An adjustment assembly is disposed between the fixed base and the side plates. A scraper assembly is disposed on the side plates. The scraper assembly includes a groove formed on the outer end face of the side plate. A scraper is disposed at the lower end of a movable frame, and several springs are mounted on the movable frame. This technical solution solves the problem in the prior art where operators commonly rely on manual scraping with tools such as scrapers to cut rubber during processing. This manual operation method is not only labor-intensive but also has limited single-scraping effect, often requiring operators to repeatedly apply force and adjust angles to completely cut the rubber.

The utility model provides a self-adaptive cutting device for a bale breaker, which comprises two cutting mechanisms, and the two cutting mechanisms are arranged in a staggered manner and are suitable for being connected with a shell of the bale breaker; the cutting mechanism comprises a swing arm assembly, a cutting blade, a driving assembly and a tension assembly. One end of the swing arm assembly is suitable for being connected with the machine shell. The cutting blade is connected with the other end of the swing arm assembly. The power output end of the driving assembly is connected with the cutting blade and used for driving the cutting blade to rotate. One end of the tension assembly is connected with the swing arm assembly, and the other end is connected with the housing. According to the self-adaptive cutting device for the bale breaker, after the two swing arm assemblies are opened, the distance between the two cutting blades can change along with the change of the width of materials; meanwhile, the cutting blade can abut against the surface of the material bag through the pulling force of the pulling force assembly, enough contact pressure exists between the cutting blade and the material bag, and the cutting effect is guaranteed.

The utility model discloses an encrusting machine and relates to the technical field of food processing. The full-automatic encrusting machine comprises a feeding mechanism, an encrusting mechanism, a knife passing structure and a rack, a feeding mechanism, a stuffing wrapping mechanism and a knife passing structure are respectively mounted on the rack; the feeding mechanism comprises a flour hopper, a stuffing hopper and a feeding pipe; the flour hopper and the stuffing hopper are communicated with the two sides of the stuffing wrapping mechanism; the stuffing wrapping mechanism comprises a stuffing wrapping pipe, an inner stuffing pipe, an oil seal structure and a material pressing ring structure; the stuffing wrapping pipe is in clearance fit with an inner stuffing pipe; one side of the inner stuffing pipe is communicated with a stuffing guide block; the stuffing wrapping pipe is provided with a wrapper feeding hole, and the stuffing guide block and the wrapper feeding hole are respectively communicated with an outlet of the feeding pipe; a material pressing ring structure is also assembled in the encrusting pipe, and an oil seal structure is assembled at the material pressing ring structure of the encrusting pipe; a knife passing structure is assembled at the bottom of the encrusting mechanism; and a driving mechanism is mounted on the rack. Through the structural design effect of the encrusting mechanism, the encrusting machine has the advantages of guaranteeing the cutting effect and the hygienic standard and safety quality of food.

The application discloses a longitudinal shearing and slitting device for precise stainless steel cold-rolled thin strips and relates to the field of stainless steel cold-rolled thin strip processing. The device comprises a base, an unwinding roller, a flattening mechanism, a cutting mechanism and a winding roller. The unwinding roller, the flattening mechanism, the cutting mechanism and the winding roller are installed on the base, and the flattening mechanism is provided with two groups. A separating mechanism is installed on the left side of the cutting mechanism, and the separating mechanism is connected with a polishing mechanism. The longitudinal shearing and slitting device for precise stainless steel cold-rolled thin strips adopts two groups of reciprocating polishing mechanisms, can polish the cutting edges of the stainless steel strips for multiple times after the stainless steel strips are slit, effectively guarantees the deburring effect of the cutting edges of the stainless steel strips, cooperates with a self-cleaning mechanism, can move the two polishing plates to the limit positions, automatically cleans the surface debris of one polishing plate, effectively avoids the adhesion of the debris and impurities and influences the polishing effect of the polishing plate on the stainless steel strips, and guarantees the polishing quality.

This utility model relates to the field of shipbuilding technology, and in particular to an oxy-fuel cutting device for circular cutting. The oxy-fuel cutting device includes a first connecting ruler, a second connecting ruler, an oxy-fuel cutting component, a magnetic absorbing component, and a connecting component. The oxy-fuel cutting component is configured to cut sheet metal, and the magnetic absorbing component can be magnetically fixed to the sheet metal. One end of the first connecting ruler along its length is rotatably connected to the magnetic absorbing component around its thickness. One end of the second connecting ruler along its length is detachably connected to the oxy-fuel cutting component. The areas of the first and second connecting rulers without the magnetic absorbing component and without the oxy-fuel cutting component are partially stacked together along their thickness. The area of ​​the first and second connecting rulers stacked together along their thickness is adjustable along both the length and thickness directions. The connecting component is configured to fix the first and second connecting rulers stacked together along their thickness, simultaneously changing the radius of the cutting circle and the construction space required by the oxy-fuel cutting device.

The utility model discloses a plastic sheet cutting device with high cutting precision, which comprises a base, a mounting groove is arranged on the base, a plurality of transmission rollers are rotatably installed in the mounting groove, a transmission device is arranged between the end portions of all the transmission rollers, a side stopper is sleeved on both end portions of each transmission roller, a cutting area is arranged on one side of the mounting groove, a cutting frame is arranged on the cutting area, a cutting cylinder and a cutting knife are arranged on the cutting frame, a translation device is arranged on the side of the cutting area away from the mounting groove, a positioning plate is arranged on the translation device, a distance sensor and a piezoelectric sensor are arranged on the positioning plate, the distance sensor is electrically connected with the translation device, the piezoelectric sensor is electrically connected with the cutting cylinder and the transmission device, adjusting waist grooves are arranged on both sides of the piezoelectric sensor, and a side stopper is slidably installed on each adjusting waist groove. The utility model not only is convenient to use, but also has the advantages of wide application range, high working stability, good cutting effect, convenient maintenance and long service life.

The utility model belongs to the technical field of mechanical devices for ceramic material production, and particularly relates to a mechanical device for accurately weighing and mixing multiple raw materials, which comprises a mixing tank, feed hoppers are arranged at the top end of the mixing tank at equal angles, support plates are connected to the outer sides of the feed hoppers, and weighing sensors are mounted between the support plates and the mixing tank. Raw materials are preliminarily dispersed through the funnel-shaped dispersing plate A and the dispersing holes, the belt pulley set is matched to drive the fluted disc to be meshed with the inner gear ring to rotate, the dispersing plate A is driven to revolve around the shaft, the dispersing effect and efficiency are improved, and the dispersing plate A is prevented from being blocked; meanwhile, the fixed dispersion plate B is used for dispersing the moving raw materials again to form a multi-dispersion structure, so that the mixing uniformity is remarkably improved; the spiral piece guides the raw materials to be conveyed downwards, and blockage of a gap between the stirring shaft and the dispersion plate A due to accumulation between the stirring shaft and the dispersion plate A is avoided; in addition, the operation is only driven by the driving motor of the mixing mechanism, and no extra driving equipment is needed, so that the energy consumption is reduced.

The present application relates to jade cutting equipment field, and disclose a kind of large size jade wire cutting equipment, including base, the outside of the top of base is equipped with machine cover, the top of base is equipped with machine body on machine cover, the top of base is equipped with feed platform on the front side of machine body, the top of base is equipped with cutting line, the top of base is equipped with positioning guide pulley on the both sides of feed platform, the cutting line is around the positioning guide pulley on the both sides of feed platform, the cutting line above feed platform is adjusted to corresponding inclination angle of the top of jade inclined surface with the rotation of the both sides positioning guide pulley adjustment.By the positioning guide pulley of the both sides of feed platform can be individually rotated and set, cutting line is guided, so that the cutting line above feed platform can be adjusted to corresponding inclination angle of the top of jade inclined surface, so that the surface of large size jade with top inclined surface can be cut, effectively reduce the waste of jade raw material.

The utility model discloses a food packaging film cutting device capable of heating at high temperature, which belongs to the technical field of cutting devices and comprises a bottom plate, an L-shaped plate is fixedly connected to the top of the left side of the bottom plate, a feed inlet is formed below the left side of the L-shaped plate in a penetrating manner, a control panel is fixedly mounted on the left side of the L-shaped plate, and a hydraulic push rod is fixedly mounted at the top end in the L-shaped plate. A transmission plate is fixedly connected to the output end of the hydraulic push rod, a mounting plate is fixedly connected to the bottom of the transmission plate, a clamping groove is formed in the lower surface of the mounting plate, a clamping block is movably arranged in the clamping groove, a film cutter is fixedly connected to the bottom of the clamping block, and a threaded groove is formed in the outer wall of the right side of the mounting plate. Through the structural design of the mounting plate, the film cutting knife, the clamping groove, the clamping block, the cross rod, the moving block, the bidirectional screw rod, the moving plate, the positioning rod, the positioning hole and the hexagonal screw head, the film cutting knife can be conveniently disassembled, assembled and replaced, the cutting effect on a packaging film can be effectively guaranteed, and the use effect is good.

The invention discloses a plate shearing machine capable of cutting plates with different lengths, and relates to the technical field of plate machining equipment. The plate shearing machine capable of cutting the plates with the different lengths comprises a plate shearing machine rack and a plate shearing station installed in the plate shearing machine rack, and a roller conveyor is installed on the surface of one side of the plate shearing machine rack; the roller conveyor is used for conveying metal plates to be sheared, an offset detection mechanism is installed at the joint of the plate shearing machine rack and the roller conveyor, a deviation rectifying mechanism is installed on the inner wall of the plate shearing machine rack, and a plate shearing positioning mechanism is installed on the inner wall, close to the deviation rectifying mechanism, of the plate shearing machine rack. According to the plate shearing machine, plate raw materials to be machined are conveyed to the plate shearing machine rack through the roller conveyor, so that an operator can be away from a plate shearing station, the safety of the operator in the working process is guaranteed, meanwhile, the feeding efficiency can be improved, the machining duration can be controlled by setting the conveying speed of the roller conveyor, and time and labor are saved.

The invention belongs to the technical field of aircraft manufacturing equipment, and particularly relates to cutting equipment for aircraft manufacturing and machining, which comprises a cooling liquid tank, a cover plate fixedly connected to the top end of the cooling liquid tank, a protective shell fixedly connected to the top end of the cover plate, and a fixing plate fixedly connected to the top end of the protective shell, the middle of the bottom end of the fixing plate is fixedly connected with the top end of a damping and energy-absorbing part, the damping and energy-absorbing part is located in the protective shell, the bottom end of the damping and energy-absorbing part is fixedly connected with the top end of the cover plate, and a lifting part is arranged in the protective shell and is in threaded connection with a cutting mechanism. A cooling part is fixedly connected to the inner side wall of the anti-sputtering part, a raw material clamping part and a filtering anti-blocking part are arranged at the bottom end of the cover plate, and a feeding hole is formed in the bottom of the side wall of the protective shell and corresponds to the raw material clamping part. Stable fixation of raw materials can be guaranteed, scraps are prevented from splashing to hurt people, and cooling liquid is filtered to prevent the cooling liquid from blocking a nozzle.

The utility model belongs to the technical field of compound microbial fertilizer, and particularly relates to environment-friendly compound microbial fertilizer premixing equipment which comprises a bottom plate, fixing plates are mounted on two sides of the upper end of the bottom plate, a top plate is mounted at the upper ends of the two fixing plates jointly, and sliding grooves are formed in the ends, close to each other, of the two fixing plates. And sliding blocks are slidably connected into the two sliding grooves, a mounting plate is jointly mounted between the two sliding blocks, and a mixing assembly is arranged on the mounting plate. Through the arrangement of the mixing assembly, the microbial fertilizer can be uniformly mixed, blockage generated during discharging can be avoided, and the discharging effect and the stirring uniformity are guaranteed; by arranging the adjusting assembly, the height of the mounting plate can be adjusted, and then the stirring position is adjusted, so that the microbial fertilizers with different depths in the mixing barrel can be stirred and mixed, the mixing effect is greatly improved, the soil fertility and the crop growth effect can be remarkably improved, and the crop quality is met.

This utility model belongs to the field of sock knitting technology, and specifically relates to a thread-cutting device for sock knitting machines, which solves the problem of low transmission efficiency. The thread-cutting device of this sock knitting machine includes a blade holder, on which scissors are mounted. The scissors include a fixed blade and a movable blade. The fixed blade is mounted on the blade holder, and a moving guide mechanism is provided between the movable blade and the fixed blade. The movable blade is connected to a movable blade drive mechanism, which can drive the movable blade to approach or move away from the fixed blade, and enables the blades of the movable blade and the fixed blade to engage in an interlocking motion to achieve cutting. This achieves the effect of cutting thread through the translational motion of the movable blade relative to the fixed blade, thus improving transmission efficiency.

The utility model discloses a leftover material collecting structure of an intelligent cutting machine, which belongs to the technical field of cutting machines and is characterized by comprising a base, a cutting component is arranged at the top of the base, a collecting component is fixedly connected to the rear side of the base, and the collecting component comprises a recycling pool. Fixing blocks are fixedly connected to the front side and the rear side of the inner wall of the recycling pool, a placement plate is fixedly connected to the rear side of the recycling pool, and the problems that an existing cutting machine is poor in collection effect, in the actual use process, due to the fact that a dust collection assembly is lacked, tiny chippings and dust generated in the cutting process cannot be effectively captured, and the cutting efficiency is affected are solved. The problems that when the cutting machine works, chippings drift around when the cutting machine works, the workshop environment is polluted, the body health of operators is threatened, the chippings may be attached to precise parts of the cutting machine, equipment abrasion is accelerated, the fault risk is increased, the working efficiency of the cutting machine is seriously affected, and the practicability of the device is reduced are solved.

The utility model relates to the technical field of medical apparatus and instruments, especially to a compound motion's ultrasonic osteotome and ultrasonic operating handle, including sword stem and the sword head connected in sword stem front end, the sword stem includes the handle section and transition section gradually from back to front, and the transition section includes amplitude section and the extension section connected in amplitude section front end, the sword stem and the sword head form the suction passage of axis extension, the suction passage can be used for connecting negative pressure equipment to enable the front end of sword head to attract medium, the extension section is evenly opened with a plurality of twist grooves on the circumference, the extension direction of twist groove is consistent with the included angle of extension section axis after the outer wall of extension section is unfolded, and its beneficial effect is that under the action of twist groove, the sword stem not only can reciprocate axially after being connected with ultrasonic transducer, but also can twist axially, and further, the cutting efficiency is greatly improved. Through setting the angle as the consistent form, the twist balance and twist amplitude can be optimized, and further, the cutting effect of the ultrasonic osteotome is further improved.

The electric submersible pump device comprises an oil outlet pipe, the upper end of the oil outlet pipe is connected with a pump body, the lower end of the oil outlet pipe is connected with a shear pipe set, an oil outlet shaft is arranged in the oil outlet pipe, an output shaft of the pump body is connected with the oil outlet shaft, the oil outlet shaft is provided with an oil outlet spiral disc, and the oil outlet spiral disc is connected with the shear pipe set. A shearing base shaft is arranged in the shearing pipe set and connected with an oil outlet shaft. A top shearing ring is fixedly arranged on the outer wall of the shearing base shaft, and a top shearing knife is arranged on the outer wall of the top shearing ring; the shearing base shaft is connected with a bottom shearing ring through a rotating reversing mechanism, and a bottom shearing knife is arranged on the outer wall of the bottom shearing ring. The rotating directions of the top shearing ring and the bottom shearing ring are opposite, so that the rotating directions of the bottom shearing knife and the top shearing knife are opposite, a petroleum polymer can be sheared twice, the shearing effect is guaranteed, and the lifting efficiency is improved.

The invention provides a planting pruning device and a pruning method, and belongs to the technical field of tea planting. The device comprises a mounting shell, and further comprises a driving shearing assembly, a blade cleaning assembly, an infiltration repairing assembly and a pushing triggering assembly; after the motor is started, power is converted into linear reciprocating motion of the wobble plate by matching with a precisely designed gear transmission system, and the movable blade can be driven to perform shearing action relative to the static blade, so that tea tree branches and leaves are trimmed; in the shearing process, the movable blade triggers a smearing mechanism of the repairing liquid while being recycled, the mechanism ensures that the repairing liquid can uniformly cover the fixed blade and the movable blade, timely healing treatment is provided for plant cuts after shearing, and meanwhile, the dual effects of cooling and lubricating the blade are achieved; blade abrasion caused by temperature rise is effectively reduced; after trimming, the device is inserted into a cleaning box, an automatic liquid spraying and physical cleaning mechanism is activated, the blade is thoroughly cleaned, and finally, the blade is protectively stored in the cleaning box.

The invention belongs to the technical field of infrared carbon-sulfur analyzers, and particularly relates to a detection device for carbon-sulfur analysis of a silicon-carbon material, the detection device comprises a base, a heating furnace and an infrared carbon-sulfur analyzer are respectively arranged on two sides of the upper end surface of the base, sliding rails are arranged on two sides of an inner cavity of the heating furnace, and the inner sides of the sliding rails are slidably connected with a material placing plate; one side of the heating furnace is communicated with an infrared carbon and sulfur analyzer detection pool through a gas inlet pipe, and a material pretreatment assembly is further arranged on the base; the material pretreatment assembly comprises a support fixedly connected to one side of the upper end face of the base. According to the invention, the material pretreatment assembly is utilized, and the material is pretreated before being heated, so that the material in the crucible is ensured not to be caked, the situation that the measured carbon and sulfur contents are lower than actual values due to the fact that carbon and sulfur are difficult to be completely oxidized to generate target gas due to the caked material is avoided, and the accuracy of a detection result is favorably improved.

The utility model discloses wooden door plank cutting equipment which comprises a cutting workbench, a door plank to be cut is arranged at the top end of the cutting workbench, a U-shaped protection frame is arranged at the bottom end of the cutting workbench, and door plank limiting units are fixedly installed at the top ends of the two sides of the U-shaped protection frame and used for limiting the sides of the door plank to be cut; a positioning U-shaped frame is arranged at the bottom end of the U-shaped moving frame, a two-way threaded rod is rotationally installed at the bottom end of the positioning U-shaped frame, the two ends of the two-way threaded rod are in threaded connection with clamping connecting plates, and clamping clamping arms are fixedly installed at the bottom ends of the clamping connecting plates. The two sides of the to-be-cut door plate are limited through the two door plate limiting units, the stability of the door plate in the cutting process is guaranteed, meanwhile, formworks on the two sides of a cutting seam are prevented from clamping a cutting saw blade, the situation that the cutting saw blade is clamped is avoided, meanwhile, the pressing roller is matched, the situation that a wood plate cracks in the cutting seam is reduced, and the cutting efficiency is improved. And the wood board cutting effect is ensured.

This utility model discloses an automatic counting cotton sheet cutting machine, relating to the technical field of cotton sheet cutting machines. It includes a support frame, with a cutting mechanism fixedly connected to the top of the support frame. The cutting mechanism includes a side plate fixedly connected to the top of the support frame. A blade is slidably connected to the side wall of the side plate, and a sliding frame is fixedly connected to the top of the blade. A motor is fixedly connected to the top of the side plate. An infrared counter located next to the motor is fixedly connected to the side wall of the cutting mechanism. The output end of the motor is fixedly connected to the side wall of a cam. This utility model pushes the cotton sheet to the required length, allowing the cutter to smoothly cut the cotton sheet. Each up-and-down reciprocating motion of the blade cuts both sides of the cotton sheet, ensuring a complete cut during the cutting process. This prevents the cotton sheet from being partially connected, ensuring a high cutting effect, avoiding rework, and improving production efficiency.

The invention relates to the technical field of petroleum engineering oil field underground fishing tools, discloses a clamping type oil gas shaft fishing tool suitable for a cylindrical fish, solves the problem of poor cutting effect, and comprises a clamp shell, a fish clamping device is arranged in the clamp shell, and a grooving device is arranged at the lower end of the fish clamping device; a salvage sleeve is arranged in the clamp shell; the fish clamping device comprises a driving column, a fixing and clamping back plate is welded to the bottom of the driving column, a tooth pushing back plate is welded to the bottom of the fixing and clamping back plate, and a clamping fixture is arranged on the fixing and clamping back plate; the grooving device comprises a grooving device reset spring, grooving device trapezoid cutting teeth and a grooving device tooth pushing sliding block. During grooving operation, the driving column drives the tooth pushing back plate to provide continuous and reliable rear support for the grooving device, cutting teeth are pushed out in cooperation with the trapezoidal guide structure, the cutting teeth can be effectively prevented from moving backwards, and it is guaranteed that the cutting process is conducted stably.