251results about How to "Guaranteed straightness" patented technology

The invention belongs to the technical field of welding, and discloses an L-shaped laser-MIG hybrid welding device for a narrow space, and the L-shaped laser-MIG hybrid welding device for the narrow space comprises a welding gun assembly, a laser welding head assembly and a space adjusting assembly. The laser and the electric arc are combined, a laser and electric arc composite heat source is obtained, and the advantages of laser and electric arc composite welding are fully exerted; laser-MIG hybrid welding has the advantages of being high in welding speed, low in heat input, large in equipment clearance tolerance degree and high in welding quality. A welding gun wire feeding route is optimized, the precision of a wire guide assembly is improved, the straightness of a welding wire is guaranteed by combining a three-wheel straightener, and the purpose of stable wire feeding is achieved. The overall connecting piece structure is simplified, the reflecting copper mirror integrating reflection, collimation and focusing is designed, the overall size space is saved, the overall load is reduced, and more functions can be added compared with equipment of the same type under the condition that the load is limited.

The invention discloses a water-jet guided laser processing head. The water-jet guided laser processing head comprises a focusing mechanism, a centering adjusting mechanism and a coupling head. The focusing mechanism comprises a spiral sleeve and a rotary containing cavity. The focusing mechanism is used for adjusting the position of the laser focus. The centering adjusting mechanism comprises a first sliding piece. The first sliding part is arranged on the upper layer of the hollow adjusting disc, and the lower layer of the hollow adjusting disc is slidably clamped with the second sliding part. The first sliding piece and the second sliding piece are provided with a pushing adjusting device which is used for adjusting the position of the centering adjusting mechanism. The coupling head comprises a shell, a coupling cavity and a water column spraying channel. The laser processing device has the beneficial effects that the laser processing head is protected through sealing design and dry and clean gas, and stable output of laser is ensured; a spiral structure and guide rail type guiding are combined, so that deflection is prevented; the length of the cantilever is reduced, the position and precision stability of the machining head in the focus adjusting process is guaranteed, and the machining precision and stability are remarkably improved.

The utility model discloses a cathode roller on-line copper ring turning tool device which comprises a supporting frame, a positioning block and a positioning frame are arranged above the supporting frame, a connecting frame is arranged on the positioning frame, a lead screw mechanism module is fixed on an installation plane of the connecting frame, and the lead screw mechanism module comprises a module base, a lead screw, a sliding block and a handle. A turning tool rest mechanism is fixedly arranged on the lead screw mechanism module and comprises a dovetail guide rail, a double-lug handle with a lead screw and a turning tool clamp. According to the utility model, the bearing seat of the roller grinding machine is used for fixing and positioning, the positioning mechanism, the screw rod mechanism, the turning tool rest mechanism, the bearing mechanism and the like are integrated, and the characteristic that the cathode roller can rotate at a constant speed and a constant speed is utilized, so that manual grinding of copper rings is upgraded to turning tool turning operation, the labor intensity is greatly reduced, and the production efficiency is improved. And the surface roundness, straightness and roughness of the coped copper ring are guaranteed, and then the technical effects of reducing safety risks, reducing labor cost and improving working efficiency and operation precision are achieved.

The invention belongs to the technical field of wire harness conduction detection, and particularly relates to a wire harness conduction detection device comprising a detection platform; the multiple groups of detection mechanisms are distributed above the detection platform in a linear array mode, each group of detection mechanism comprises two mounting frames symmetrically arranged above the detection platform, and the two mounting frames are internally provided with test terminals communicated with the two ends of a wire respectively; and the multiple sets of self-adaptive clamping mechanisms are arranged, are used in cooperation with the mounting frames correspondingly and are used for conducting self-adaptive clamping and fixing on the wires according to the diameters of the wires. By arranging the self-adaptive clamping mechanism, the wire can be clamped and fixed in a self-adaptive manner according to the diameter of the wire, the fixing effect on the wires with different diameters in the wire harness is improved, the stability of wire connection is improved, and the influence on conduction detection of the wire is avoided.

The invention provides a cross-core pull rod composite frame large-span glass curtain wall construction method, belongs to the technical field of glass curtain wall construction, and mainly comprises two links of manufacturing and mounting. In the manufacturing link, the right-angle flat-section rectangular pipe is manufactured by adopting a cold and hot extrusion process, and the required component is obtained through annealing, cold extrusion forming and local hot extrusion treatment. The installation link comprises the following steps: firstly, carrying out construction deepening design on a pull rod system, decomposing a cross-core pull rod into inter-section pull rods, and determining a pre-arching value of the cross beam through simulation analysis; then on-site construction is conducted, and the steps of installation and adjustment of stand columns, hoisting and positioning of large-span cross beams, assembly and connection of internode pull rods, installation and welding of midspan davits and the like are sequentially completed. And finally, a #-shaped tensioning tool is adopted for tensioning the pull rod system, and installation of the glass panel and the decoration system is completed, so that the construction quality and the structural safety of the large-span glass curtain wall system are ensured, and the technical problems that a traditional method excessively depends on artificial experience, and scientific theoretical guidance and accurate control means are lacked are solved.

The utility model discloses an easy-to-open single-mode mother rod for a panda type polarization maintaining optical fiber, and relates to the technical field of prefabricated rods. The utility model comprises a mother rod body, two stress mother rods and two tooling rod bodies, the mother rod body comprises an outer glass tube layer, the two tooling rod bodies are arranged in the outer glass tube layer, and a cladding is formed in the area between the outer glass tube layer and the two tooling rod bodies through MCVD (modified chemical vapor deposition) process. The two novel tool rod bodies are arranged in the forming process of the mother rod body, so that the formed tool rod bodies belong to the state of being embedded in the mother rod body, and during follow-up trepanning, trepanning and stretching can be carried out at the same time, so that the walking stability of a drill rod can be ensured, and the working efficiency of the drill rod is improved. Meanwhile, the long guide groove is formed in the position of the original metal core rod, so that the metal core rod can be stably guided, the walking straightness of the drill rod is further ensured, and the problems of insufficient punching stability, insufficient efficiency and insufficient straightness caused by overlarge length of the preform rod body are avoided.

The invention relates to a steel pipe pile and steel sheet pile combined pile sinking process and a combined pile sinking device thereof, and belongs to the technical field of pile foundation construction. The steel pipe pile and steel sheet pile combined pile sinking technology comprises the following steps that S1, steel pipe piles and steel sheet piles are assembled to form a combined body of the steel pipe piles and the steel sheet piles; s2, according to the size of the assembly, the sizes of a first hydraulic clamp, a second hydraulic clamp and a third hydraulic clamp are set, and the three hydraulic clamps are installed on sliding rails of a vibratory hammer correspondingly; s3, the first hydraulic clamp and the second hydraulic clamp are arranged on the two sides of the top of the steel pipe pile in a clamped mode correspondingly, the third hydraulic clamp is arranged on the top of the steel sheet pile in a clamped mode, and the gravity center of the vibratory hammer and the gravity center of the combined body are located on the same vertical line; and S4, combined pile sinking is conducted. According to the combined pile sinking process, the steel pipe piles can be prevented from rotating in the soil body through resistance of the steel sheet piles, so that the lock catches of the steel sheet piles and the steel pipe piles are in lap joint according to designed positions, and deviation of actual construction positions is avoided.

The L-shaped rib plate unit assembling equipment comprises an assembling platform used for positioning an L-shaped rib plate unit, walking rails are arranged on the two sides of the assembling platform, multiple sets of material frames are further arranged between the walking rails on the two sides, and the multiple sets of material frames are arranged at intervals along with the assembling platform. The surface of the walking track is slidably connected with a positioning assembly trolley and a plurality of material lifting trolleys; the positioning assembly trolley is of a double-main-beam structure and comprises a first main beam and a second main beam, the first main beam comprises a first cross beam, a welding mechanical arm is slidably connected to one side of the first cross beam, a plurality of clamping mechanisms are arranged at the bottom of the first cross beam at intervals, and a plurality of pressing mechanisms are arranged in the first cross beam at intervals; and a plurality of material lifting mechanisms are arranged at the bottoms of the second main beam and the material lifting trolley. According to the invention, the assembling process of the L-shaped ribs is equipment, and the plurality of L-shaped ribs can be synchronously positioned and assembled, so that the construction efficiency is improved while the cost is saved; and the positioning and assembling precision is high, so that the welding quality of the L-shaped rib plate unit is improved.

According to the roll gap adjusting device and method for the straightening machine, an upper adjusting roll set and a side adjusting roll seat are arranged, an upper straightening roll and a lower straightening roll apply straightening force to a bar, the counter-acting force applied by the bar to the upper straightening roll is transmitted to a rotating shaft through an upper roll seat of the upper straightening roll, and the rotating shaft applies pressure to a first pressure sensor; a first pressure sensor is arranged to detect the straightening force, a first servo motor is matched with a sleeve through a rotating shaft to enable an upper roller seat and an upper straightening roller to synchronously move up and down so as to adjust the height of a roller gap between the upper straightening roller and a lower straightening roller, and then the actual straightening force is adjusted to the rated straightening force; the display values of the second pressure sensors are conveniently observed, and the single upper roller seat is adjusted by rotating the knob, so that the pressure value displayed by the second pressure sensor on each adjusting rod is in a reasonable range; the device is simple in structure and convenient to operate, and the production efficiency of bars is greatly improved.

The invention relates to the technical field of coal mine early warning, in particular to a coal mine safety behavior visual monitoring and early warning system which comprises an information acquisition unit, a monitoring display unit, an image recognition unit, a data analysis unit, a central processing unit and a safety early warning unit. The information acquisition unit is used for monitoring equipment parameters in real time and acquiring images in a mine; the monitoring display unit is used for displaying equipment parameters and fault properties and places; the image recognition unit is used for carrying out recognition processing on the image; the data analysis unit is used for calculating the deviation degree of the working face, judging the running state of the scraper conveyor, calculating the uniformity of coal briquettes and performing risk assessment on the coal piling condition; the central processing unit is used for automatically controlling the equipment; and the safety early warning unit is used for carrying out voice broadcast on the transfer point and the equipment and sending out an early warning signal. According to the invention, by detecting various operation parameters of the equipment in the mining transportation process, visual monitoring and early warning are carried out on the safety state of the equipment.

The invention discloses a building facade aluminum plate decoration and heat preservation integrated plate connecting joint and a mounting method thereof.The building facade aluminum plate decoration and heat preservation integrated plate connecting joint comprises a base layer wall body and a heat preservation plate, the heat preservation plate comprises an aluminum plate frame, and a heat preservation rock wool layer and a cement-based roll layer are arranged in the aluminum plate frame; one end of each insulation board is provided with a joggling part, the other end of each insulation board is provided with a riveting part matched with the joggling part, an anchoring groove is formed after the joggling parts and the riveting parts of the two insulation boards are matched with each other, the insulation boards are bonded on the base layer wall body, and the anchoring parts are matched with the anchoring groove. The anchoring piece is anchored into the base layer wall body through the anchoring groove. The connecting mode and the fixing mode of the insulation board are adjusted, male and female groove type connection of the joggling part and the riveting part is used for connection, and the external member is adopted for protection, so that deformation caused by collision in the transportation and installation process is avoided, the decoration and insulation integrated board of the facade aluminum board can be conveniently transported, and the transportation efficiency is improved. And in the application of high-rise buildings, the installation is more convenient, and the durability is better.

The utility model discloses a windproof roller shutter which comprises an electric cloth rolling pipe, a bottom pipe, a shutter cloth and two side rail assemblies, the electric cloth rolling pipe and the bottom pipe are both arranged between the two side rail assemblies, the electric cloth rolling pipe is arranged at the tops of the two side rail assemblies, the upper portion of the shutter cloth is rolled up on the electric cloth rolling pipe, the bottom end of the shutter cloth is fixed to the bottom pipe, zippers are installed on the two sides of the shutter cloth, and the side rail assemblies are arranged on the bottom pipe. A sliding rail assembly for the zipper to move is arranged in the side rail assembly, an elastic piece is fixed to the sliding rail assembly through a screw, the end, away from the sliding rail assembly, of the elastic piece abuts against the inner wall of the side rail assembly, the windproof roller shutter adopts the mode that a single elastic piece replaces sponge or the sponge and the elastic piece are adopted, and the problem that the sponge is prone to aging is solved.

The utility model relates to the technical field of steel wire automatic forming machines, in particular to a full-automatic steel wire wavy line forming machine which comprises an installation frame, a line pressing assembly is arranged at the bottom of the installation frame, and an extension module is arranged on the side face of the installation frame. The full-process automatic production of the wavy line formed by the steel wire can be completely realized, each part of the machine is simple and practical, the machine has the characteristics of low cost and high efficiency, the labor cost is saved, the risk of industrial injury is avoided, the machine is an advanced specialized machine, the driving motor is used as a power source, and the production cost is reduced. The driving motor drives the first gear and the second gear to rotate through the transmission structure, then conveying of the steel wire and forming of the wavy line are achieved, and the straightness of the steel wire in the conveying process and the regular shape of the formed wavy line are guaranteed through arrangement of the first straightener and the second straightener.

The invention relates to an ultra-long air valve alloy and a grinding method and device thereof, and belongs to the technical field of air valve alloy manufacturing. The method comprises the steps that a feeding table and a discharging table are placed on the left side and the right side of the centerless grinding machine correspondingly, and supporting devices used for fixing the air valve alloy are arranged on the sides, away from the centerless grinding machine, of the feeding table and the discharging table correspondingly; the air valve alloy sequentially passes through a feeding table, a centerless grinding machine and a discharging table and is fixed through the supporting device; grinding the air valve alloy by using a centerless grinding machine, wherein the grinding process comprises a rough grinding procedure and a fine grinding procedure which are sequentially carried out; the rough grinding procedure comprises a first rough grinding procedure and a second rough grinding procedure which are sequentially carried out; the grinding amount of each time of grinding is controlled to be the same, it is guaranteed that fluctuation generated by air valve alloy in the grinding process is relatively small, and roundness and straightness are guaranteed. And finally, accurate grinding treatment is conducted, and it is guaranteed that the surface quality and roughness of the air valve alloy meet the requirements.

The utility model provides a track adjusting device which comprises an embedded part and an adjusting assembly arranged in a split mode with the embedded part, the adjusting assembly comprises a base, a supporting part, a first adjusting unit, a second adjusting unit and a third adjusting unit, the base is used for being installed on the embedded part, the supporting part is used for supporting a track, and the first adjusting unit, the second adjusting unit and the third adjusting unit are installed on the base. The first adjusting unit can adjust the height position of the supporting piece, the second adjusting unit can adjust the position of the track in the width direction of the track, and the third adjusting unit can adjust the height position of the track. When the track adjusting device is used for installing the track, the first adjusting unit can be used for adjusting the height position of the track, the second adjusting unit can be used for adjusting the position of the track in the width direction of the track, namely adjusting the horizontal position of the track, and the third adjusting unit can also be used for adjusting the height position of the track. The straightness and flatness of the installed track can be well guaranteed, and therefore the installation precision of the track can be improved.

The application relates to the technical field of zirconium-niobium alloy material processing, in particular to a preparation method of a large-diameter zirconium-niobium alloy pipe for nuclear industry, which comprises the following steps: S1, mixing nuclear-grade sponge zirconium and niobium scraps, or mixing zirconium-niobium alloy, zirconium dioxide and iron; melting the mixture and preparing a zirconium-niobium alloy ingot; S2, sequentially performing large deformation forging in a beta single-phase zone and an alpha+beta two-phase zone; S3, drilling a central hole in the axial direction of a round-forging blank; quenching in the beta single-phase zone; S4, coating an anti-galling agent on the surface of the central hole and heating to prepare a pipe blank in the mode of cross piercing; S5, performing periodic forging and rolling on the pipe blank; S6, annealing the hot-rolled pipe twice; and straightening the hot-rolled pipe after the second-stage annealing. The zirconium-niobium alloy pipe has uniform microstructure, good mechanical properties and corrosion resistance, the production direction of the brittle hydride is nearly parallel to the circumferential direction of the pipe, and brittle damage of the pipe wall thickness caused by the crack propagation of the hydride is avoided.

The utility model discloses a waterproof coiled material convenient to construct, which belongs to the field of constructional engineering and comprises a waterproof coiled material and a reel, the waterproof coiled material is wound and accommodated on the reel, an auxiliary tool is arranged on the reel and detachably connected with the reel, and the auxiliary tool comprises a cutter and a pressing rod. Due to the fact that the cutter and the pressing rod are installed on the reel, the problem that tools are forgotten to be carried is avoided, construction is facilitated, in the construction process, after the waterproof roll is unfolded, the pressing rod is used for pressing one end needing to be cut off, then the cutter is used for cutting the waterproof roll, and due to the existence of the pressing rod, the effect of assisting cutting can be achieved. And the cutting path of the cutter is straighter, and the construction quality is improved.

The present invention provides an injection device, belonging to the field of injection molding technology, comprising: an injection cylinder, a rotary motor and a screw are sequentially arranged along the injection direction, wherein the injection cylinder comprises a cylinder body, a piston rod connected to the screw is built therein, and a wear-resistant belt and a flat key are arranged at one end of the piston rod connected to the screw; the rotary motor comprises a stator and a rotor arranged inside and outside, and a slide groove is arranged on the inner wall of the rotor to form a keyway with the flat key, and the slide groove runs through both ends of the rotor along the axis direction of the rotor, wherein the moving stroke of the flat key is the overall length in the axis direction of the rotor, and the linear movement of the screw is driven by the translation of the piston rod, and the piston rod and the screw are driven to rotate synchronously by the rotor. The present invention expands the injection stroke of the piston rod by increasing the moving stroke of the flat key, thereby increasing the single injection volume, thereby improving work efficiency, and ensuring the concentricity of the piston rod and the screw.

The utility model relates to gas pipe correction technical field especially, it relates to a kind of PE gas pipe correction clamp, solve the problem that the pipe wall is prone to local indentation, flattening or stress concentration, and new plastic deformation is easily caused in the clamping area of pipe body when only applying correction force from outside in prior art due to the certain flexibility and elasticity of PE material.A kind of PE gas pipe correction clamp, including frame, both sides of frame are fixedly connected with side plate, and the opposite side of two side plates is equipped with arc clamping plate, and the bottom of two arc clamping plates is slidably connected between the bottom of frame, both sides of frame are equipped with support rod, and the one end of two support rods is respectively through both sides of frame.The utility model effectively solves the problem that pipe wall is prone to flattening, indentation or uneven stress due to lack of inside support in existing correction clamp, realizes the simultaneous support and uniform stress of inside and outside of PE gas pipe.

The present application relates to the technical field of rail production process, in particular to a production method for improving wear resistance of channel rail for tram. After universal rolling, compressed air is applied to the channel rail for forced cooling in parts. In the first stage, supersonic air jet cooling is applied to the rail head tread, rail head running edge, rail head left side, rail lip and rail bottom to control the cooling speed of each part. In the second stage, supersonic air jet cooling is continuously applied to each part of the rail to control the cooling speed of each part. In the third stage, subsonic air jet cooling is applied to each part of the rail to control the cooling speed of each part, and then the rail is naturally cooled in air. The quenching effect of the channel rail tread and running edge is improved, the pearlite interlamellar spacing is refined, the rail strength and hardness are improved, and the channel rail has good wear resistance.

The utility model discloses a circular tube welding auxiliary device which comprises a workbench, a support and a tube rotating assembly. The support and the tube rotating assembly are arranged on the workbench. The number of the supports is four, the supports are arranged between the round pipes to be welded and the workbench, and the number of the round pipes to be welded is two. Each support is of a semi-arc-shaped structure, rolling assemblies are arranged on the supports, each support is provided with 3-6 sets of rolling assemblies, and the rolling assemblies make rolling contact with a to-be-welded circular pipe. The two pipe rotating assemblies are connected with the two to-be-welded circular pipes correspondingly and rotate the to-be-welded circular pipes. The circular tube welding device solves the problems that when a circular tube is welded, the end face is not easy to align, axial movement is not easy to control, and circumferential rotation is inconvenient, and has the advantages of being high in accuracy and practicability.

The invention belongs to the technical field of PA66 nylon heat insulation strip production, and discloses PA66 nylon heat insulation strip production equipment which comprises a die head and an extrusion part, the right end of the die head is rotationally provided with a rotating distribution assembly, and the inner side face of the rotating distribution assembly is fixedly provided with a cooling assembly. By completing rapid cooling, impact pressure generated by direct injection type cooling water flow on the surface of a formed product is effectively avoided, a large amount of cooling water covering the outer side of the formed product is sputtered, and after impact energy is weakened, comprehensive, safe and efficient cooling treatment is conducted on the formed product in a direct and indirect cooperation mode; the extrusion cooling and curing speed of the formed product is improved, the arc-shaped frame rotating rapidly surrounds the outer side of the formed product, dynamic supporting is achieved on the extruded product, bending deformation caused by gravity during extrusion is avoided, the quality during extrusion cooling and forming is further improved, it is guaranteed that strip-shaped PA66 subjected to extrusion forming maintains straightness, and the forming quality is comprehensively improved.

The utility model relates to the technical field of solid state disk testing, and discloses a plugging mechanism for a hot plugging test of a solid state disk, a plugging force testing machine is used for carrying out the hot plugging test on the solid state disk in a matching manner, and the top of the plugging force testing machine is provided with an installation platform. The right side of the top of the mounting platform is provided with a clamping mechanism which is matched with the hot plug detection unit for clamping and positioning, and the hot plug detection unit is provided with a detection socket which is matched with the insertion detection of the solid state disk; the clamping mechanism is used for clamping and positioning hard disk racks of different sizes, the clamping mechanism is installed on a lifting platform of the lifting mechanism, the lifting mechanism is used for adjusting the height of the hard disk racks, and the hard disk racks are used for clamping and positioning solid state disks; the rotary reciprocating mechanism converts rotation into linear motion and reciprocatingly inserts and pulls the plugging port of the solid state disk into and out of the hot plug detection unit, so that automatic plugging detection of the solid state disk can be realized, and the automation degree is high.

The utility model discloses a kind of synchronous servo paw with protection, can realize high-precision synchronous action, while solving the deficiency existing in dustproof performance of existing servo paw. It includes paw main body, finger assembly and the driving assembly, synchronous transmission mechanism and dust cover installed in paw main body, finger assembly includes two fingers in left and right sides, synchronous transmission mechanism includes a pair of rack, a pair of finger slide plate and a pair of linear guide rail, the output end of driving assembly is equipped with driving gear, two racks are oppositely arranged in the front and back sides of driving gear, and correspondingly connected with two finger slide plates, two finger slide plates are correspondingly connected with two fingers, two finger slide plates are correspondingly slidably connected with two linear guide rails, driving gear is driven by engaging transmission with two racks, drives two finger slide plates to correspond along two linear guide rails sliding, and two fingers are opened and closed by two finger slide plates, dust cover is equipped with driving gear and two rack covers.

The application discloses a method for guaranteeing the concentricity of a rotary tank, and belongs to the technical field of rotary tank preparation. The method comprises three key procedures: firstly, the ellipticity of an inner cylinder is guaranteed by supporting the cylinder through a supporting round tool, and the straightness of the inner cylinder is guaranteed; then, the concentricity of a jacket cylinder and the inner cylinder is guaranteed by controlling the welding operation of the jacket cylinder and a blocking plate; finally, the concentricity of a head, a central shaft and the cylinder is guaranteed by real-time detection of the concentricity of the workpieces to be connected during assembly and real-time adjustment, and the concentricity of a rolling ring pad plate, a gear ring flange and the cylinder is guaranteed, so that the finally manufactured rotary tank has high-precision concentricity. The specific structure of the supporting round tool is provided, and a better supporting round effect can be achieved; a laser centering instrument for detecting the concentricity of the cylinder and the head and a concentricity adjusting device for real-time adjustment are provided, the position and the offset amount of the maximum head offset can be determined, based on which, the adjusting device can be adjusted in a targeted manner, and the adjusting distance is the shortest.

According to the stepped airing bed for the long and thin metal bar materials, a plurality of supporting rollers and flat plate seats located between the adjacent supporting rollers and outside the supporting roller on the rightmost side are evenly distributed on the upper end face of a guide frame in the length direction of the guide frame; the lower ends of the side guide plates used for positioning and guiding the metal bars cut in a fixed-length mode after heat treatment are fixed to the outer side edges of the flat plate seats, the tangent lines of the highest points of the supporting rollers are higher than the upper end faces of the flat plate seats, the height of the stepped guide frame is lower than the upper planes of the flat plate seats, and the stepped guide frame is in transition connection with the flat plate seats through inclined guide plates. The side guide plate guides the metal rod supported on the flat plate seat and the supporting roller in the right moving process, and the metal rod subjected to fixed-length cutting is guided into the stepped guide frame through the inclined guide plate. Friction force in the right moving process of the metal bars is reduced, the quality of the metal bars is guaranteed, the cooling effect is improved, meanwhile, the metal bars can be arranged in order, the problem that the metal bars with the high temperature are stacked, bent and deformed is solved, and the straightness of the metal bars is guaranteed.

The invention belongs to the technical field of carton processing, and particularly relates to cutting equipment and method for carton production and processing, the cutting equipment comprises a mounting frame, the upper part of the mounting frame is fixedly connected with a driving part, and the driving part provides power for movement of a paperboard; an adjusting part is arranged on the upper portion of the mounting frame in a sliding mode, and the adjusting part can adjust the machining gap between the adjusting part and the mounting frame through movement in the vertical direction so as to adapt to paperboards of different specifications. Two cutting parts are symmetrically arranged at the lower end of the adjusting part in a sliding mode, and the cutting parts can conduct friction cutting on a paperboard in a machining gap between the mounting frame and the adjusting part; the linkage parts are arranged on the two sides of the adjusting part, the linkage parts can conduct linkage adjustment in the vertical moving process of the adjusting part, and it is guaranteed that the linkage parts conduct adjustment driving on the cutting part. According to the paperboard cutting device, the two sides of a paperboard can be symmetrically and flexibly machined while the paperboard is stably conveyed, and the accuracy of the cutting quality of the paperboard is guaranteed.

The utility model provides a jig for cutting a round silica gel sleeve, which comprises a workbench, a lower side fixed guide rail, an upper side movable sliding block, a left side guide wheel fixing block, a right side guide wheel fixing block, a left side guide wheel, a right side guide wheel, a cutting guide column, a blade and a blade fixing support, the lower side fixed guide rail and the blade fixing support are respectively fixed on the workbench, the upper side movable sliding block is installed on the lower side fixed guide rail and is in sliding fit with the lower side fixed guide rail, and the left side guide wheel fixing block and the right side guide wheel fixing block are respectively fixed on the upper side movable sliding block. The jig for cutting the circular silica gel sleeve has the advantages that the jig for cutting the circular silica gel sleeve is provided, the circular silica gel sleeve is cut, side face slotting of the circular silica gel sleeve is achieved, efficiency is improved, and the straightness of slotting can be well guaranteed.

The utility model discloses a cabinet board fixed distance cutting mechanism, and a plurality of pulleys are equidistantly arranged on the workbench, a scale is arranged on the right top of the workbench, a clamping structure is arranged at the bottom center of the workbench, and a driving fixing structure is arranged on the back side of the workbench. The utility model relates to the technical field of board processing mechanical equipment, and the scale arranged on the right side of the workbench can quickly and accurately measure the board, the first lead screw, the light shaft and the sliding block are combined in the driving fixing structure, the lifting frame can stably walk up and down along the straight line, the driving fixing structure integrates the driving motor, the lead screw and the cutting motor, realizes the mechanization and automation of the cutting process, and the operator only needs to push the walking base to move left and right to complete the cutting. The clamping structure at the bottom of the workbench drives the second lead screw by rotating the handle, moves the clamping plate, and tightly presses the board on the workbench from the left and right sides.