159results about How to "Cutting stability" patented technology

The utility model discloses a stainless steel pot trimming equipment, including machine table, rotation device, hold-down gear and cutting device, rotation device includes first frame, driving spindle, driven spindle and first drive mechanism, first frame is fixed connection on machine table, driving spindle is horizontally arranged and rotatablely connected on first frame, driven spindle is fixed on first drive mechanism. One end of the driving rotating shaft is fixedly connected with a first flange plate, the first driving mechanism is connected with the other end of the driving rotating shaft and can drive the driving rotating shaft to rotate, and the driven rotating shafts are used for sleeving stainless steel kettles and have different specifications; the first flange plate and the second flange plate are detachably and fixedly connected through bolts; the pressing device is used for pressing the stainless steel kettle onto the driven rotating shaft; the cutting device is used for cutting stainless steel kettles. The embodiment of the utility model can quickly adapt to the machining requirements of workpieces with different sizes.

The utility model belongs to the technical field of pull rod cutting machines, and particularly relates to a pull rod cutting machine with a clamping structure, which comprises a base for placing a pull rod, the top of the base is connected with a movable frame through a rotating shaft, a knife rest is mounted on one side of the movable frame, and a cutting knife is mounted in the middle of the knife rest. And the cutting knife is fixed in the middle of the knife rest through bolts. When the pull rod cutting device is used, a pull rod to be cut can penetrate through the fixing base, the position of the pull rod to be cut is adjusted, the pull rod is placed on the fixing base, then the worm is rotated to drive the connecting shaft to rotate through the worm gear, the guide block is extruded through the cam, and the guide block drives the pressing block through the guide rod to clamp the pull rod in the fixing base. And the two ends of the pull rod are clamped through the pressing blocks in the two sets of fixing bases, so that the pull rod is more stable during cutting, and the pull rod is prevented from shaking during cutting.

The utility model relates to the technical field of color master batch production, and discloses a color master batch production cutting device which comprises a bottom plate, L-shaped supporting plates are fixed to the two sides of the bottom of the bottom plate, a plurality of cutting grooves are formed in the upper portion of the bottom plate at intervals, positioning mechanisms are arranged on the two sides of the upper portion of the bottom plate, and side plates are fixed to the side walls of the bottom plate. An upper plate is fixed to one side of the upper portion of the side plate, a lower plate is arranged between the lower portion of the upper plate and the bottom plate, and a pushing mechanism is connected between the lower plate and the upper plate. According to the color master batch cutting device, long-strip color master batches needing to be cut are placed above the bottom plate, then the lower plate is pushed to move downwards through the pushing mechanism, the lower plate moves downwards to drive the multiple cutting knives to move downwards, and when the multiple cutting knives are inserted into the cutting grooves, the long-strip color master batches can be cut into multiple sections at the same time; therefore, the cutting efficiency of workers can be improved.

The double-edge sawtooth bone knife comprises a knife rod, the knife rod is connected with a blade, and the section, away from the knife rod, of the blade is provided with a cutting part; the cutting part comprises a first sawtooth part arranged at the end of the blade, a second sawtooth part and a third sawtooth part, the second sawtooth part and the third sawtooth part are arranged on the two sides of the blade respectively, the second sawtooth part and the third sawtooth part are connected to the two ends of the first sawtooth part respectively, and each of the second sawtooth part and the third sawtooth part comprises a plurality of convex back teeth. The cutting part has the advantages that the tooth-shaped structural design of the cutting part is optimized, vibration and noise during use are reduced, and the cutting quality can be improved.

The utility model relates to the technical field of trolleys, and discloses a foldable three-side trolley convenient to use, which comprises a bottom frame, angle iron fixedly welded in the bottom frame, a bottom plate arranged on the bottom frame, and a lock arranged at the bottom of the bottom plate. The second protective fence is folded towards the interior of the first protective fence through the hinges arranged between the second protective fence and the first protective fence, so that the space occupied by products when the products are stacked is reduced, and then the two rear trundle plates are additionally arranged on the left side and the right side of the bottom of the first protective fence; the caster plate can be connected with the bottom frame during assembly while the first universal wheel is installed, so that connection between the first protective fence and the bottom frame is achieved, and product assembly is facilitated; therefore, the inserting rods at the bottom of the second protective fence can be well inserted into the second protective fence to limit the second protective fence and keep the second protective fence stable.

The utility model belongs to the technical field of processing equipment, particularly relates to a high-efficiency mechanism for overturning a product, and aims to solve the problems that an existing common overturning mechanism needs to return to an initial position in the overturning process, extra time is consumed, an extra power mechanism is needed for grasping the product, and the like. Comprising a first supporting frame and a second supporting frame, driving cams are fixedly installed on the sides, close to each other, of the first supporting frame and the second supporting frame, a first rotating shaft rotationally penetrates through one side of the first supporting frame through a bearing, and a second rotating shaft rotationally penetrates through one side of the second supporting frame through a bearing. The turnover mechanism does not need to be reset after turnover is completed, the next cycle of machining can be directly carried out, and the production efficiency is remarkably improved; and the mechanism does not need an additional grasping device, stable supporting and limiting in the product overturning process can be achieved through cooperation of the telescopic assembly and the overturning assembly, the structure is simplified, cost is reduced, and product damage is avoided.

The utility model discloses a drive module includes two cylinders of symmetrical setting at cylinder cover both sides, two cylinders can guarantee that cylinder cover stress is even, and the lift movement of cylinder cover is driven through cylinder, and the opening and closing of cylinder cover can be realized without manual force, and the labor intensity is reduced, the stability of the lift process of cylinder cover can be guaranteed through the cooperation of the guide column and the guide sleeve of guide module, avoids the tilting or the collision of cylinder cover because of uneven stress and leads to the damage of equipment, the sealing module can guarantee that cylinder cover and knead cylinder body's sealing fit, prevents material leakage, and the adaptive adjustment module can dynamically adjust the lift speed of cylinder cover according to the pressure in knead cylinder body, when the pressure in knead cylinder body is too big, the lift speed of cylinder cover reduces, avoids the material splashing under high pressure working condition, the intelligent monitoring module can real -time monitoring equipment state, and early warning failure avoids the accident, and the quick cleaning module can carry out the automatic cleaning to the material of remaining in the inside of cylinder cover, reduces manual operation.

The utility model discloses a continuous transformer paperboard blanking machine which comprises a machine frame, the top of the machine frame is fixedly connected with a left supporting frame and a right supporting frame, a transverse pressing assembly is arranged between the two supporting frames, a longitudinal pressing assembly is arranged on the right supporting frame, a longitudinal feeding assembly and a transverse feeding seat assembly are arranged above the machine frame, and the transverse feeding seat assembly is arranged above the machine frame. The longitudinal feeding assembly is used for clamping a transformer paperboard in the longitudinal direction and adjusting the transverse cutting position of the paperboard, and the transverse feeding seat assembly is used for clamping the transformer paperboard in the transverse direction and adjusting the longitudinal cutting position of the paperboard. According to the continuous transformer paperboard blanking machine, when transformer paperboards are blanked, cutting is completed while the paperboards are blanked through cooperation of the longitudinal cutting assembly, the transverse cutting assembly, the longitudinal feeding assembly and the transverse feeding assembly, and the transformer paperboard machining procedure continuity is high.

The utility model discloses a guide cutting device of a handheld electric pipe cutting machine, which relates to the field of handheld electric pipe cutting machines and is characterized in that a reduction gear box and a machine body are arranged on a power device, the guide cutting device is arranged in the machine body, a cutter is arranged on the guide cutting device, and a knife edge cutting seat is integrally arranged at the front end of the machine body. The power device pushes the transmission screw to rotate so as to drive the driving seat to move forwards, so that the triangular cutter on the driving seat moves forwards to push the cutter head to move forwards linearly and push the cutter tip to cut into the water pipe, the other force perpendicular to the cutting surface enables the cutter head to be tightly pressed on the surface of the water pipe, and large pressure can be generated due to the small area of the tip. The water pipe material can be effectively wedged in, the water pipe material is split in the cutting direction through the blades on the two sides of the rear tool nose, the output shaft of the motor and the tool are designed according to the linear running principle, cutting is more stable, and time and labor are saved during operation.

This utility model discloses a building construction material processing and cutting mechanism, comprising: an operating table with a fixed groove, a lifting transmission box fixedly connected to the upper surface of the operating table, a lifting threaded rod movably connected to the upper surface of the lifting transmission box, a lifting plate threadedly connected to the side surface of the lifting threaded rod, and a pressure plate fixedly connected to the lower surface of the lifting plate; and a fixed plate with a movable threaded rod movably connected to its side surface, a movable plate threadedly connected to the side surface of the movable threaded rod, a clamping plate fixedly connected to the lower surface of the movable plate, and a cutting blade movably connected to the side surface of the clamping plate. Through this structure, automated fixing and cutting of building construction materials are achieved, keeping the material stable during cutting and preventing it from moving or popping out. It can meet the cutting requirements of materials of different shapes and sizes, ensures consistent cutting accuracy, and improves the cutting efficiency and applicability of the cutting mechanism.

The utility model relates to fruit picking technical field, and disclose a kind of high fruit picker, including annular, the inside one side of annular is fixedly connected with mounting bracket, the one side of mounting bracket is equipped with threaded hole, the top of mounting bracket is threadedly connected with blade, the bottom of annular is fixedly connected with anti-falling net, the bottom of anti-falling net is fixedly connected with air bag, the one side of air bag is fixedly connected with inflation port, the one side of inflation port is fixedly connected with plug, one end of anti-falling net is fixedly connected with circular support, the bottom of circular support is fixedly connected with base, the bottom of base is fixedly connected with ground insertion.This high fruit picker is set by setting anti-falling net, air bag, plug, circular support and ground insertion, without picking one fruit each time to be picked down and placed fruit picker, avoid the time wasted by frequent lifting picker, greatly improve picking efficiency, more fruit picking work can be completed in shorter time, satisfy the demand of large-scale fruit picking of agriculture.

The utility model relates to the technical field of motorcycle frames, in particular to a battery pack stable installation frame structure of a new energy motorcycle, which comprises a frame main body, a fixed support plate is welded on the frame main body, a fixed box is fixed on the fixed support plate, and a battery pack is arranged in the fixed box. Pushing assemblies used for limiting and fixing the battery assembly are arranged on the periphery of the inner wall of the fixing box and comprise movable pushing plates arranged on the inner side of the fixing box and driving pieces used for driving the movable pushing plates to be tightly attached to the outer wall of the battery assembly. The movable push plate can be driven to limit and fix the battery assembly from four directions by operating the sliding plate, so that the problem of tedious disassembly and assembly in an existing bolt fixing mode is solved, the efficiency of assembly and disassembly of the battery assembly is greatly improved, daily maintenance, replacement or charging operation is facilitated, and meanwhile, the battery assembly is convenient to disassemble and assemble. The sliding insertion plate is clamped into the locking groove under the action of the connecting spring, so that the sliding plate can be quickly limited, and the movable push plate is ensured to stably abut against the battery assembly.

This utility model relates to the field of aluminum curtain wall panel production technology, and discloses a continuous forming equipment with a built-in grinding structure. It includes a processing cabinet, a processing table mounted on the top of the processing cabinet, a second clamping seat mounted on the right side of the top of the processing cabinet, mounting seats on both sides of the second clamping seat, and the bottom ends of the mounting seats fixed to the top of the processing table. A first telescopic cylinder is mounted on the bottom end of a first electric slide rail, and a laser cutting head is mounted on the bottom end of the first telescopic cylinder. This utility model, by providing mounting seats, a second telescopic cylinder, a second electric slide rail, and grinding wheels on both sides of the second clamping seat, allows the forming equipment to cut the aluminum curtain wall panel to the required size. With the cooperation of the above components, two sets of grinding wheels can grind the burrs generated during cutting at the edges of the aluminum curtain wall panel, thus realizing a built-in grinding structure and enhancing practicality.

This utility model relates to the field of PTFE-lined steel pipe production technology, specifically disclosing a PTFE-lined steel pipe flanging device, including a translation component and a flipping component. The translation component includes a base plate, and a first lead screw is rotatably connected to the upper end of the base plate via a support plate. A first servo motor with its output end fixedly connected to the first lead screw is installed on the outer wall of one of the support plates. A sliding plate is threadedly connected to the outer wall of the first lead screw, and a limit mechanism is provided on the upper end of the sliding plate. The flipping mechanism includes two U-shaped plates fixedly connected to the front and rear end faces of the base plate. A second lead screw is rotatably connected to the inner wall of one of the U-shaped plates, and a second servo motor with its output end fixedly connected to the second lead screw is installed on the upper end of the U-shaped plate. The translation component and the flipping component can automatically flanging both ends of the pipe, which is highly practical. Furthermore, the limit mechanism can stably limit the pipes of different lengths, resulting in good performance.

The utility model discloses a pair of glass ampoule cutting pliers which comprises a first pliers handle and a second pliers handle, a connecting mechanism is arranged in the middle of the outer surface of the first pliers handle and the middle of the outer surface of the second pliers handle, and one end of each of the first pliers handle and the second pliers handle is fixedly connected with a pliers mouth. According to the glass ampoule cutting pliers, through the arrangement of the clamping groove and the scribing piece, the clamping groove ensures that the bottleneck of the glass ampoule is firmly fixed in the pliers mouth during cutting, the bottleneck is prevented from sliding or shifting in the cutting process, the accuracy of the cutting position is guaranteed, and the scribing piece is located in the middle of the clamping groove and just corresponds to the cutting point of the bottleneck of the glass ampoule; according to the utility model, non-uniform cutting traces caused by unfixed scribing positions are avoided, the cutting process is more stable, the generation and splashing of glass fragments are reduced, the risk that medical personnel are scratched by the glass fragments is reduced, the possibility of liquid medicine leakage or pollution caused by improper cutting is avoided, and the working efficiency is improved. And the working efficiency of nursing personnel and the medication safety of patients are improved.

The utility model relates to aluminium alloy cutting equipment technical field, concretely to a kind of continuous fixed-distance cutting equipment for aluminium alloy extrusion processing, including operation desk component, fixed-distance subassembly includes the cutting table of being provided with scale, the inside sliding connection of cutting table has slider, the other end of operation desk component is provided with clamping assembly, clamping assembly includes the positioning rod of being clamped in inside, the clamping plate of the side of limit block and be set in the top of clamping groove, rotating disc is set between the top of positioning rod and the top of clamping plate, this continuous fixed-distance cutting equipment for aluminium alloy extrusion processing, through the extrusion effect of aluminium alloy to clamping plate, push clamping plate to move towards both ends, while the movement of clamping plate, positioning rod constantly clamped into the inside of clamping groove, reach the purpose of adapting aluminium alloy width, the length of aluminium alloy cutting is adjusted by slider setting in one end, satisfy the length of cutting is adjusted while being able to clamp and fix aluminium alloy when cutting.

This utility model discloses a blade base, including a base and an upper part. The base includes a base body with grooves for accommodating the rods at both ends of the blade. The upper part includes an upper body with limiting parts that cooperate with the grooves to limit the rods. The base and upper part are fitted with snap fasteners. The blade base of this utility model is made of aluminum alloy and features a flanged composite copper sleeve, which enhances hardness, wear resistance, and lubrication, making the blade operation smoother and more durable. Furthermore, the U-shaped groove in the base can block the left, right, and downward forces of the rods, while the upper part, in conjunction with the groove, can block the upward forces of the rods, ensuring overall stability and limiting of the rods. Simultaneously, the blade base structure eliminates the need for grooving, making production convenient and efficient.

The invention belongs to the technical field of magnetic resonance coils, and particularly relates to an integrated bilateral ankle joint magnetic resonance coil integrating an ankle fixing function, the integrated bilateral ankle joint magnetic resonance coil comprises a magnetic resonance coil and a coil plate, and the magnetic resonance coil is fixedly connected in the coil plate; a pedal plate is connected to the coil plate in a sliding manner; two sides of the coil plate are respectively connected with a width adjusting plate in a sliding manner; two fixing frames are fixedly connected to the pedal plate; the fixing frame is rotationally connected with a double-thread rod, and two threads on the double-thread rod are arranged to be opposite. According to the size of the foot of a currently detected patient, a doctor adaptively rotates a double-threaded rod, the double-threaded rod rotates to synchronously drive two width adjusting plates to be close to or far away from each other through two length adjusting assemblies, after adjustment is completed, the positions of the two width adjusting plates are fixed to a coil plate, the two width adjusting plates clamp and fix the foot of the patient, and the width adjusting plates are fixed to the coil plate. The width of feet of different patients is adapted; the position of the pedal plate is also adjusted through the length adjusting assembly, and the device adapts to the thicknesses of feet of different patients.

The utility model relates to the technical field of stacking devices, and discloses a three-dimensional warehouse type tray stacking device for children furniture production, which comprises a three-dimensional warehouse frame, a supporting rod fixedly connected to the side part of the inner wall of the three-dimensional warehouse frame, a tray arranged on the upper surface of the supporting rod, and a limiting assembly arranged on the side part of the inner wall of the three-dimensional warehouse frame. In order to enable the trays to be more stably placed into the equipment, when the trays with the children furniture are placed into the vertical warehouse frame to be stacked through the warehousing machine, the back faces of the trays make contact with arc-shaped corners arranged at the bottoms of pressing blocks firstly, the pressing blocks are squeezed along with pushing of the trays, and then small springs are shrunk; after the tray is completely pushed into the three-dimensional warehouse frame, the elastic force of the small spring pushes the pressing block to apply pressure to the tray, meanwhile, the protruding strip arranged at the bottom of the pressing block makes contact with the upper surface of the tray, the friction force between the pressing block and the tray is increased, and therefore the tray is more stable.

The utility model belongs to the technical field of information identification, particularly relates to a limiting device for a shielding door of RFID (Radio Frequency Identification) scanning equipment, and provides the following scheme aiming at the problems that the existing limiting device is complicated in structure and high in cost, and the burden of purchasing and using the equipment is increased for some small enterprises or users with strict cost control. A rolling frame is rotatably connected in the support, electromagnetic shielding cloth is fixedly wound on the rolling frame, and a horizontal rotating shaft is fixedly installed in the rolling frame. When an RFID scanning device sends out a door opening / closing instruction, the driving motor rotates through the horizontal rotating shaft and the unwinding shaft to drive the electromagnetic shielding cloth of the shielding door to ascend and descend; when the electromagnetic shielding cloth of the shielding door arrives at a designated position and the positioning triggering device on the indexing adjusting gear triggers the microswitch, the driving motor can be controlled to stop, so that the electromagnetic shielding cloth can be stably limited, and good practicability is achieved.

The utility model discloses a vacuum coating device convenient for fast replacement of coating material, and relates to the field of vacuum coating devices, the vacuum coating device comprises a supporting seat, a supporting rod and a coating assembly, the center of the supporting seat is fixedly connected with a supporting push rod, the top end of the supporting push rod is fixedly connected with a sealing frame, and rotating plates are arranged on two sides in the sealing frame. According to the vacuum coating device capable of conveniently and rapidly replacing the coating material, through the arrangement of the limiting assembly and the coating assembly, in the using process of the vacuum coating device, a workpiece is stably limited, the situation that the workpiece is loosened and falls off during subsequent workpiece coating is avoided, the workpiece can be conveniently turned over subsequently, comprehensive workpiece coating is guaranteed, and the working efficiency is improved. And meanwhile, the number of the coating assemblies is two, and coating materials in the two coating assemblies are different, so that a worker can conveniently and quickly replace the coating materials, the vacuum coating device is more efficient when coating a workpiece, and the worker can conveniently use the vacuum coating device.

This utility model relates to the field of wire harness processing equipment technology, and discloses a tensile testing machine for processing automotive lamp wire harnesses that is easy to fix, including a workbench (1), a clamping assembly (2) fixedly connected to the upper surface of the workbench (1), and a moving device (3) fixedly connected to the upper surface of the workbench (1). The moving device (3) is characterized in that a limiting assembly (4) is provided on the front side of the moving device (3), and the limiting assembly (4) includes a movable block (401), the movable block (401) is provided on the front side of the moving device (3), a connector (402) is fixedly connected to the bottom of the movable block (401), and an installation part (403) is fixedly connected to the bottom of the connector (402).

The utility model provides a kind of pipeline defect detection probe, including probe body and limiting component, the limiting component is installed on probe body and is used to support and limit for probe body;The limiting component is set along the circumferential direction of the probe body, the limiting component includes first flexible member and the second flexible member being connected with the first flexible member, the first flexible member is rotationally connected with the probe body at the end away from second flexible member;The first flexible member and second flexible member are all inclined to be arranged, and the included angle formed between the first flexible member and the probe body axis;The utility model can solve the surveying device recorded in the prior art when surveying in different pipe diameters, water flow will cause impact to detection device;Make that detection sensor deviates from pipe axis, cause the distance between detection sensor and pipe wall unstable, affect signal coupling efficiency while also leading to the problem of detection blind area.

The application discloses a rivet clamping, tin soldering, electric performance testing and tin cutting integrated machine and a control method thereof. The machine comprises a cabinet base, a processing base is installed on the top of the cabinet base near one end, a missing part detection assembly, a rivet clamping mechanism, a soldering agent injection mechanism, a soldering mechanism, an electric performance detection mechanism, a tin cutting mechanism, an auxiliary pressing assembly, a rotary discharging mechanism and a material transferring mechanism are sequentially bolted on the top of the cabinet base and around the circumferential direction of the processing base. The missing part detection, rivet clamping, soldering agent injection, soldering, double electric performance testing, double tin cutting, pressing and shaping, discharging and workpiece transferring are integrated on the same cabinet base by adopting the disc type integrated layout, and multiple separate processing equipment is replaced, so that the equipment area is greatly reduced, the workpiece is automatically circulated by relying on the disc intermittent conveying, the manual transferring link between processes is cancelled, the process connection is more compact, and the production efficiency and the site utilization rate are significantly improved.

The utility model provides a steel member saw cutting device, which relates to the technical field of steel member saw cutting devices, and comprises a base, a saw blade is arranged on the base, a first motor is arranged on the base, the saw blade is driven by the first motor to rotate, and a protective structure is arranged on the base. The protective structure is mainly composed of two protective covers, the two protective covers are both slidably connected to the base, a portal frame is fixedly connected to the base, a sliding block is slidably connected to the portal frame, the sliding block is rotationally connected with the saw blade through a bearing, the first motor is fixedly connected to the sliding block, a rectangular groove is formed in the base, and the first motor is fixedly connected to the rectangular groove. According to the steel component sawing machine, the problems that when a steel component is sawn, a large number of flying chips are generated, the flying chips are irregular in shape and have a certain speed, and the flying chips are splashed to the body of an operator, so that the operator is injured easily are solved.

The utility model discloses a peeling device used for an insulated cable, which comprises a base and a support frame installed on the base, the support frame is of a U-shaped structure and is internally provided with a cutting structure, the cutting structure comprises an adjusting screw rod and a sliding frame, two sides of the interior of the support frame are provided with guide sliding grooves, and the adjusting screw rod and the sliding frame are arranged in the guide sliding grooves. The two sides of the sliding frame are slidably arranged in the guide sliding grooves, the adjusting screw rod penetrates through and is in threaded connection with the top of the supporting frame, the bottom of the adjusting screw rod is rotatably arranged at the top of the sliding frame, an adjusting knob is arranged at the top of the adjusting screw rod, the supporting frame is of a U-shaped structure, and a cutting shaft is rotatably arranged in the supporting frame; and a cutting wheel is mounted in the middle of the cutting shaft. The utility model relates to the technical field of insulated cables, and specifically provides a peeling device for an insulated cable.

This utility model discloses an end-face support mechanism for bearing processing, relating to the field of bearing processing technology. The utility model includes a base, with a vertical plate fixedly mounted on the upper surface of the base. A rotating shaft is rotatably mounted inside the vertical plate, penetrating the vertical plate. A processing plate is fixedly mounted at one end of the rotating shaft, and the side of the processing plate rotatably engages with the side of the vertical plate. A flipping assembly is provided on one side of the rotating shaft and the vertical plate. The utility model places the bearing to be processed inside a storage hole. Activating an electric telescopic rod moves a connecting plate, which, via a U-shaped block, causes a fixing ring to rotate. The ring block slides along the inside of a groove, providing support. Simultaneously with the rotation of the fixing ring, a sliding rod slides along an arc-shaped groove, driving a rectangular push plate towards the center of the storage hole. A rubber ball contacts the bearing, thus fixing the bearing inside the storage hole, facilitating stable positioning of bearings of different sizes.

This utility model relates to the technical field of water diversion equipment for water conservancy projects, specifically a water diversion device for water conservancy projects, including a ditch body. The top surface of the ditch body is fitted with a gantry frame for support, and there are multiple sets of gantry frames. During the use of the water diversion equipment, the gate body inside the gantry frame, under the operation of the drive structure, raises and lowers via a chain and sprocket transmission structure, pulling the filter screen frame between the two sets of gantry frames and the ditch body. When the filter screen frame rises and falls, it drives multiple sets of T-shaped rings to engage and slide with the T-shaped shaft inside the ditch body, facilitating the guidance of the filter screen frame's rise and fall. This allows the filter screen frame to move more stably and reduces the possibility of random swaying and misalignment, enabling the filter screen frame to more stably lift and clean debris inside the ditch body.

This utility model discloses an indoor prefabricated hoisting device for building engineering, including a base support. A bearing pipe is installed on one side of the upper end of the base support, and a threaded jack is installed inside the bearing pipe. A support structure is installed on the upper end of the threaded jack, and a fixed column is installed on the upper end of the support structure. A top plate is fixed to the upper end of the fixed column, and an I-beam is threaded through the fixed column. A locking mechanism is installed on the I-beam, and pulleys are installed on both sides of the lower end of the I-beam. This utility model facilitates manual handling and on-site relocation, is suitable for operation in confined spaces, and is applicable to both electric winch hoisting and manual hoist hoisting. It adapts to the power conditions of different construction sites, has an adjustable hoisting arm to accommodate pipes of different diameters and lengths, and possesses high flexibility. The device components are reusable and are suitable for areas that are difficult for traditional hoisting equipment to access, such as indoor spaces, basements, pipe shafts, and equipment rooms.

The invention relates to the technical field of sheet metal part machining, and discloses a laser cutting device for sheet metal part machining, a machining table is fixedly connected to the top of a supporting column, and a driving clamping mechanism is fixedly connected to the middle of the interior of the machining table. When a sheet metal part needs to be clamped, a double-shaft air cylinder is opened, the double-shaft air cylinder drives a rotating plate to rotate through a connecting piece, the rotating plate drives a sliding block to move through a push plate, and then a clamping plate is driven to move so that the sheet metal part can be clamped, and the sheet metal part needing to be machined can be clamped by the clamping plate; a first linkage plate can drive a second linkage rod to move downwards, the second linkage rod drives a second arc-shaped plate to move downwards through the first linkage rod, the second arc-shaped plate can drive a sliding barrel to move downwards, and when the sliding barrel moves downwards, two clamping plates can clamp a sheet metal part at the same time; the left side and the right side can synchronously run through the sliding cylinder.