128results about How to "Improve the quality of work" patented technology

The utility model discloses a carbon capturing and collecting device with high sealing performance, which belongs to the technical field of carbon capturing, solves the problem that the sealing performance of the existing carbon capturing and collecting device is defective when the existing carbon capturing and collecting device is used, and comprises a collecting box, a heating plate, an air guide window plate and an exhaust fan, and the heating plate is arranged on the surface of the collecting box. A sealing mechanism and an air guide window plate are arranged, a sealing plate capable of vertically ascending and descending is used for shielding and sealing an air outlet and an air inlet in the two sides of the interior of a collecting box, the sealing effect of the interior of a box body is guaranteed, when a linkage rod moves, a meshing toothed plate synchronously moves along with the linkage rod, and when the meshing toothed plate is meshed with a meshing gear, the meshing toothed plate is meshed with the meshing gear. The angle of the closing plate can be driven to change, so that the whole air guide window plate is in a closed state, external gas is prevented from entering and internal gas is prevented from flowing out, the heating effect in the equipment is more efficient and stable, and the overall working quality of the equipment is improved.

The utility model relates to the technical field of glass production, in particular to an automatic glass feeding device of a glass tempering furnace, which comprises a base, a fixed plate, a swing plate, a motor, an electric push rod, a contact plate and the like. A fixed plate is fixedly connected to one side of the top of the base, a swing plate is rotatably connected to the base, a motor is mounted on the base close to the swing plate, an output shaft of the motor is connected with the swing plate, an electric push rod is mounted on the swing plate, and a movable rod of the electric push rod is connected with a contact plate. Through cooperation of the motor, the electric push rod, the L-shaped clamping plate and other parts, automatic clamping and automatic feeding of glass are achieved, the whole process is high in automation degree, high in adaptability and easy and convenient to operate, and production efficiency is greatly improved.

The application discloses a working method of a wearable monitoring device for medium and large animals, and particularly relates to the field of animal health monitoring, which comprises the following steps: a sub-region division step, a sub-region device working information collection step, a sub-region data standardization processing step, a sub-region monitoring device comprehensive analysis step, a target region monitoring device comprehensive analysis step, a monitoring effect comprehensive judgment step and an interactive feedback step. Through accurate region division, the application comprehensively monitors the target region, collects comprehensive information covering animal state, device performance and environmental data, establishes a mathematical model to comprehensively evaluate the performance of the wearable monitoring device, measures the overall effect of the wearable monitoring device in multiple dimensions, realizes comprehensive evaluation of the operation effect of the wearable monitoring device, and effectively improves the working efficiency and quality of the device. The innovative method provides strong support for field animal monitoring and livestock management.

The utility model relates to the technical field of twill roll rotary discharging devices, and discloses a twill roll rotary discharging device which comprises supporting legs, a base fixedly connected to the upper sides of the supporting legs, a rolling table fixedly connected to the upper side of the base, cloth fixedly connected to the rolling table, supporting rollers fixedly connected to the upper surface of the base and a rotary discharging box. A flattening mechanism and a spreading mechanism are arranged on the upper side of the base, the flattening mechanism is arranged on one side of the spreading mechanism, the flattening mechanism comprises a support, the support is fixedly connected to the upper surface of the base, the flattening mechanism is used for flattening cloth, a user can conveniently cope with more use scenes, the mechanism can adjust the distance between rotating rods, and therefore the cloth can be flattened. The flattening mechanism is used for flattening cloth, so that the flattening force can be adjusted, the spreading mechanism is used for turning over and spreading the cloth during discharging, manual turning operation of workers is replaced by the mechanism, the cloth cannot be gathered during turning through cooperation between spiral blade rods, and the device can run for a long time.

The utility model relates to the technical field of one-way valves, in particular to a low-noise one-way valve which comprises a valve body and a connecting pipe arranged at the front end of the valve body, a flow inlet is formed in the middle end of the connecting pipe, a fixing plate is fixedly arranged on the inner wall of the valve body, a sliding rod is inserted in the middle end of the fixing plate, and a first spring is arranged on the outer wall of the sliding rod in a sleeved mode. The outer wall of the end, away from the fixing plate, of the sliding rod is fixedly sleeved with a valve seat. After gas passes through, the valve seat is reset under the action of the first spring and the second spring, the protrusion enters the flow inlet, the flow inlet is sealed till the valve seat makes contact with the connecting pipe and cannot continue to move, the valve seat is buffered through the first spring and the second spring, the impact force generated by contact of the valve seat and the connecting pipe is reduced, and the sealing effect of the valve seat is improved. The noise generated in the collision process of the valve seat and the connecting pipe is reduced, the loss of the device in the collision process of the valve seat is reduced, the service life of the one-way valve is prolonged, and the use safety performance of a machine is improved.

The utility model relates to the technical field of earthworm protein processing, in particular to a multifunctional liquid nitrogen device for earthworm protein production, which comprises a processing cabinet, a cabinet door, a blanking hopper, a hopper plug, a liquid inlet, a connecting pipe, a liquid nitrogen spray head and the like, a cabinet door is rotationally connected to one side of the treatment cabinet, a discharging hopper is fixedly connected to the top of the treatment cabinet, a hopper plug used for sealing an opening of the discharging hopper is movably connected to the discharging hopper, a hopper neck of the discharging hopper extends into the treatment cabinet and is provided with a liquid nitrogen spray head, a liquid inlet is formed in the position, close to the discharging hopper, of the treatment cabinet, and the liquid inlet is communicated with the liquid nitrogen spray head through a connecting pipe. According to the quick-freezing and grinding device, through cooperation of the liquid nitrogen spray head, the grinding frame, the grinding rod, the driving mechanism and other parts, tight connection of quick-freezing work and grinding work is achieved, then the wind direction of degradation and denaturation caused by raw material transfer is avoided, and the production efficiency and the product quality are effectively improved.

The utility model relates to the technical field of cable tie tension test, and disclose stainless steel cable tie tightening tool tension test metering appearance, including the shell, the inside of shell is inlayed and is equipped with signal processing terminal, the bottom of signal processing terminal is inlayed and is equipped with the charging mouth, the surface fixed mounting of signal processing terminal has display screen, the top of signal processing terminal is inlayed and is equipped with force sensor, the feeler rod of force sensor is detachably installed with movable clamp holder. This stainless steel cable tie tightening tool tension test metering appearance, when using stainless steel cable tie tightening tool tightens the cable tie, and the tension of cable tie is passed to force sensor through the movable clamp holder of metering appearance. Force sensor converts tension into electric signal, and the electric signal is handled after signal processing terminal, and is displayed in digital form on display screen in real time. The operating personnel can adjust the operating strength of stainless steel cable tie tightening tool according to the tension numerical value of display, to reach the suitable cable tie tightening tension.

The invention discloses a road roller autonomous operation path tracking control method, system and device and a storage medium. The method comprises the steps that the current position, posture, motion state and environment sensing data of a road roller are collected through a multi-sensor assembly; calculating a distance deviation and an angle deviation between the road roller and the preset path according to the preset operation path and the current position; based on the distance deviation and the angle deviation, a steering control instruction is generated through an algorithm combining feedforward control and PID feedback control; according to the residual operation path distance and the preset total operation time, generating a speed control instruction by adopting a trapezoidal speed planning algorithm; the steering control instruction and the speed control instruction are cooperatively adapted through a coordination control mechanism; the sensor data validity, the system operation state and the operation environment safety are monitored in real time, and safety protection measures are triggered when preset abnormal conditions are met. According to the invention, high-precision path tracking, forward and backward adaptive control, steering speed coordination and multi-layer safety guarantee can be realized.

The utility model relates to the related technical field of riveting connection, in particular to a high-adaptation riveting device based on angle fine adjustment, which is arranged on a movable platform and comprises an angle adjusting mechanism, and an air gun is arranged at the movable end of the angle adjusting mechanism. The angle adjusting mechanism comprises a telescopic piece and a driving assembly arranged on the moving platform and used for controlling the telescopic piece to deflect. The driving assembly is started to work to control the telescopic part to deflect relative to the moving platform, so that the position of the air gun can be finely adjusted, the telescopic part executes the telescopic action in the deflection process, the angle of the air gun can be accurately adjusted, and meanwhile the angle of the air gun can be accurately adjusted. The multi-angle adjustment can be achieved, the actual thickness of a plate can be better adapted, it is ensured that the riveting process is conducted smoothly, meanwhile, it can be ensured that the riveting nut can be correctly installed at different positions and angles, and the installation problem caused by angle deviation is avoided.

The application provides a spinning air bellow, characterized by comprising: an air bellow body, comprising: a shell, a first air duct formed in the shell, and a plurality of second air ducts communicated with the first air duct, one end of the second air duct away from the first air duct being formed with a first internal thread or a first external thread; and an extension air duct arranged at one side of the second air duct away from the first air duct, and one end of the extension air duct close to the second air duct being formed with a second external thread corresponding to the first internal thread or a second internal thread corresponding to the first external thread, so that the extension air duct is detachably connected with the second air duct one by one, and there is no gap between the second air duct and the extension air duct when connected. The implementation of the application not only realizes a quick and simple installation and disassembly process, but also effectively solves the air leakage problem caused by the traditional fixing mode.

The application discloses a kind of sensing optical cable surface laying methods, it is related to sensing optical cable technical field.The present application includes laying vehicle, laying vehicle top is fixed with unwinding frame and pad height chamber, pad height chamber top is connected with sliding table by ground rail, sliding table top linearly is equipped with distance measuring mechanism, drilling mechanism, support auxiliary frame and wire rack, drilling mechanism includes first lifting cylinder, first lifting cylinder telescopic end is fixed with motor, motor output end is connected with drill bit, support auxiliary frame includes hydraulic hammer and second lifting cylinder.The present application can be automatically opened in installation surface by the design of drilling mechanism, the design of support auxiliary frame can be positioned to Z type support with high stability, and hydraulic hammer can assist manual hammering expansion bolt, the design of wire rack can limit the position of optical cable, the whole anchoring process worker only needs to participate in hammer tool and hook tool, save time and effort, improve laying efficiency and can ensure laying safety.

This utility model relates to the field of paint production, specifically to a paint supply system conveying device, including a transmission frame, a friction rod externally mounted on the transmission frame, rollers internally mounted on the transmission frame, a movable plate on top of the rollers, a paint tank on top of the movable plate, and a movable cover plate on top of the paint tank. A large gear is internally mounted on the movable cover plate, a rotating disk is topped on the large gear, the rotating disk contacts the friction rod, and a small gear is internally mounted on the movable cover plate. This utility model, by setting up a transmission frame and utilizing the cooperation of a gearbox and transmission box, achieves precise control of the roller rotation, thereby ensuring the smooth movement of the movable plate and effectively guaranteeing the stability of the paint tank during conveying. This design, through the cooperation of the movable plate, the movable groove, and the contact block, enhances the stable control of the paint tank's position.

This utility model provides an automated mineral sample dispensing and retention system, relating to the technical field of mineral sample dispensing and retention processes. It includes a conveying unit for conveying original sample boxes and wide-mouth sample bags respectively; a weighing unit for weighing the dispensed and retained samples; a placement unit for placing the dispensed and retained samples; and a moving unit for picking up the original sample boxes and wide-mouth sample bags from the conveying unit and sequentially moving them to the weighing and placement units. This system boasts a high degree of automation, enabling automated dispensing of mineral samples by number, retention of remaining samples, and traceability of remaining sample quality. It ensures the accuracy of mineral sample dispensing and retention information, and allows for fully automated batch processing, benefiting the occupational health and safety of workers, improving work efficiency and quality. It effectively overcomes the technical shortcomings of existing technologies that require manual operation at each stage, have low automation levels, and suffer from significant human error in sample management.

The utility model relates to the technical field of pipeline laying, and discloses an automatic laying device for power pipeline construction, which comprises a machine body, a motor is fixedly connected to the rear end of the right side of the top of the machine body, rotating rods are rotatably connected to the upper and lower ends of the front and rear sides of the inner wall of the machine body, and a driving chain wheel is fixedly connected to the right end of the rotating rod at the lower end of the rear side; a driven chain wheel is fixedly connected to the right end of the rotating rod at the lower end of the front side, the driven chain wheel is in transmission connection with the driving chain wheel through a chain, transmission belts are rotationally connected to the outer walls of the multiple rotating rods, and a plurality of fixing buckles are fixedly connected to the outer walls of the two transmission belts at equal intervals; the left side and the right side of the machine body are each provided with a multi-terrain moving mechanism. According to the pipeline laying device, the motor drives the transmission belt and the fixing buckle to limit the pipeline through the driving chain wheel, the chain, the driven chain wheel and the rotating rod, so that the pipeline is uniformly conveyed downwards to be laid, and the effect of automatically and uniformly laying the pipeline is achieved.

This utility model discloses a high-efficiency induction cooker, belonging to the field of induction cooker technology. The induction cooker includes an induction cooker shell, a support assembly, and a heating assembly. The support assembly is installed on the induction cooker shell, and the heating assembly is arranged above the support assembly. A closing plate is installed at the top opening of the induction cooker shell. The support assembly and the heating assembly are installed in the cavity formed after the closing plate and the induction cooker shell are assembled. The heating assembly mainly consists of an electromagnetic coil group and a matching magnetic block. The traditional installation method of the matching magnetic block is changed. The magnetic block inserted in the electromagnetic coil group is moved to the bottom of the electromagnetic coil group, so that the electromagnetic coil group has more turns and is wound more tightly, which ensures the efficiency of the subsequent alternating magnetic field. Furthermore, the positioning post and spring group in the support assembly adjust the position of the heating assembly, thereby reducing the distance between the heating assembly and the closing plate.

The utility model discloses a continuous winding glass fiber reinforced plastic pipeline curing device which comprises a bottom plate, the top of the right side of the bottom plate is fixedly connected with a base, the outer side wall of the base is fixedly connected with a motor, and the output end of the motor is fixedly connected with a rotating shaft. In the actual use process, the motor is installed on the shell and drives the rotating shaft and the connecting frame to rotate after being started, power is provided for rotation of the glass fiber reinforced plastic pipeline, the electric push rod pushes the connecting plate to move, the clamping plate is opened outwards through the rotating rod, self-adaptive adjustment can be achieved according to the inner diameter of the pipeline, and rapid fixing of pipelines of different sizes is achieved; the positioning plate is pushed to move forwards through thread transmission and is tightly attached to the other end of the pipeline, flexible rotation of the positioning plate is guaranteed through the bearing, the problems that an existing device is inconvenient to fix glass fiber reinforced plastic pipelines with different pipe diameters and curing is uneven are solved through the structure, rapid and accurate fixing and all-directional rotation of the pipelines are achieved, and the electric heating block is matched. And the pipeline is uniformly heated and cured in the rotating process.

The utility model discloses a pathological tissue embedding box, which belongs to the technical field of medical instruments and comprises an embedding box body, an embedding groove is arranged on the top surface of the embedding box body, and a penetrating opening is arranged on the top surface of the embedding box body. The embedding assembly comprises a fixed seat, a convex groove barrier, a movable grid plate and a bottom clamping plate, and the fixed seat is fixedly connected to the top surface of the embedding box body. According to the pathological tissue embedding box, embedding operation is carried out through the embedding box body, mechanical damage caused by multiple times of transfer is reduced, the integrity of tissues is guaranteed, samples are provided for accurate pathological diagnosis, pathological tissue treatment steps are simplified through the integrated operation process, time and manpower input needed by tissue transfer are reduced, and the working efficiency is improved. The number of times of tissue transfer is reduced, the probability of occurrence of errors such as tissue confusion and loss caused by manual operation is effectively reduced, the reliability and stability of a pathological detection result are improved, and the pathological diagnosis work quality is improved.

The utility model relates to the technical field of seeding machines, in particular to a mechanical flexible shaft transmission opening fertilizer applying structure of a seeding machine, which comprises a fertilizer feeding device, a fertilizer feeding box, a fixing frame, a turning transmission device and a mechanical flexible shaft, the fertilizer feeding device is fixed below the fertilizer feeding box, the fixing frame is fixedly connected below the fertilizer feeding box, the fertilizer feeding device is fixedly connected below the fixing frame, and the turning transmission device is fixedly connected below the mechanical flexible shaft. The two ends of the mechanical flexible shaft are respectively connected with a turning driver, one turning driver is fixedly connected below the fixed frame and is connected with the fertilizer apparatus through a transmission shaft, and the other turning driver is connected with the seeding machine. Compared with an existing chain transmission or gear transmission mouth fertilizer applying structure, the mouth fertilizer applying device has the advantages of being flexible in transmission, not limited in installation space and low in maintenance cost.

The invention relates to the technical field of constructional engineering, and provides a personnel post matching method and device, electronic equipment and a storage medium. The method comprises the following steps: acquiring project dynamic information, personnel description information of to-be-matched personnel and post description information of to-be-matched posts; determining a personnel feature vector of a to-be-matched personnel according to the project dynamic information, the personnel description information and a plurality of pre-constructed evaluation dimensions, and determining a post feature vector of a to-be-matched post according to the project dynamic information, the post description information and the plurality of evaluation dimensions; and according to the personnel feature vector and the post feature vector, determining a matching result between the to-be-matched personnel and the to-be-matched post. According to the method, the weight of the dimension parameter can be dynamically adjusted according to the dynamic information and actual requirements of different projects, so that the matching result better fits an actual engineering scene. The one-sidedness of judgment purely depending on experience is avoided, and the accuracy and rationality of personnel post matching are effectively improved.

The utility model discloses a semi-automatic round bottle labeling machine, which belongs to the technical field of labeling machines and solves the problem that normal movement of operators is affected due to the fact that a bearing layer falls on the ground when an existing labeling machine is used. A material disc is installed on one side between the two sets of installation bottom frames, a roller is installed on the upper surfaces of the installation bottom frames, a coping mechanism is installed on the portion, located on the side face of the roller, between the installation bottom frames, and supporting rods for positioning round bottles are installed on the installation bottom frames. And the bonding layer is stably bonded with the round bottle, and the bearing layer is stably wound outside the winding rod through rotation of the winding disc, so that independent collection of the bearing layer is achieved, and the situation that normal movement of operators is affected due to the fact that the bearing layer is too long is avoided.

The utility model discloses an electric screwdriver, which belongs to the technical field of electric screwdrivers and comprises a screwdriver body, a grip, a transmission rod and a screwdriver bit, the grip is mounted at the bottom end of the screwdriver body, the transmission rod is mounted at the output end of the screwdriver body, and the screwdriver bit is mounted at the end of the transmission rod. A storage mechanism for storing various screwdriver bits is mounted in the screwdriver body, the storage mechanism and the screwdriver bits are arranged, the various screwdriver bits can be quickly and stably stored, mounting blocks at the ends of the screwdriver bits and adsorption blocks in storage grooves are utilized, and the screwdriver bits can be quickly and stably stored. And the whole structure is installed in the screwdriver body, normal operation of equipment cannot be hindered, stable operation of the equipment is assisted, the stored tool bit is shielded through a sealing cover plate subsequently, the stability during rice storage is guaranteed, and the working quality of the equipment is improved.

The invention relates to the field of PCB production, and discloses circuit board high-precision six-axis drilling equipment which comprises a working box, a rotating part is arranged at the bottom of the working box, a supporting plate fixedly connected with the working box is rotationally connected to the outer side of the rotating end of the rotating part, and guide grooves are formed in the rotating end of the rotating part and the supporting plate correspondingly; a sliding conveying part is arranged on the guide groove, the conveying part can move in and out of the working box along the guide groove, an execution part is arranged in the working box, one side of the execution part is connected with a positioning part located in the working box, and the moving end of the positioning part can carry the execution part to conduct vertical face displacement; according to the punching device, rapid adjustment and accurate adjustment can be synchronously carried out, use of large-specification and high-cost accessories is reduced, positioning can be carried out more rapidly and more accurately while the cost is reduced, and therefore the working efficiency is improved while the overall punching precision is improved, and the overall equipment cost is reduced.

The utility model belongs to the technical field of cloth cutting, and discloses a cloth cutting device for shoe production, which comprises a workbench, a pressing assembly is arranged on the right side of the workbench, the pressing assembly further comprises a fixing block, a first hydraulic telescopic rod is fixedly arranged in the fixing block, and a second hydraulic telescopic rod is fixedly arranged in the fixing block. A first hydraulic telescopic rod is fixedly arranged on the workbench, a second connecting plate is fixedly arranged above the first hydraulic telescopic rod, second rotating shafts are fixedly arranged on the front side and the rear side of the second connecting plate, a third connecting plate is rotatably arranged on the outer sides of the second rotating shafts, and a first connecting plate is rotatably arranged on the rear side of the third connecting plate. A first hydraulic telescopic rod is stretched, a third connecting plate rotates along with a second rotating shaft, a first connecting plate rotates to the workbench, cloth is pressed, the design prevents the cloth from falling off or shifting due to external influence in the cutting process, and the working quality is improved.

The invention relates to the technical field of biomedical equipment, and particularly provides a blood separation workstation. Specifically, the blood separation workstation comprises a storage device, a pipetting device, a centrifugation device, a visual quality control device, a first uncovering device, a second uncovering device, a first transfer device and a second transfer device, the storage device is used for storing blood samples and consumables, the first uncovering device is used for uncovering blood collection tubes, and the second uncovering device is used for uncovering blood collection tubes. The first transfer device can move out the blood collection tubes in the storage device; the pipetting device can transfer blood in the blood collection tube into the centrifugal tube, and the centrifugal device is used for centrifuging the blood; the visual quality control device is used for collecting and identifying layered images of blood, the pipetting device can respectively move out the layered blood, and the second cover opening device is used for opening and closing a cover of the centrifugal tube; and the second transfer device can transfer the centrifugal tube. According to the blood separation workstation, blood separation work can be automatically achieved, and the working efficiency and quality of blood separation are improved.

The application belongs to the technical field of underwater concrete structure repair and provides a kind of underwater concrete structure fast repair tool, including: support, swivel ring and annular climbing frame, support includes: inner ring seat and outer ring seat, inner ring seat embraces the upper part of the outside of pier column and is fixed with it, and inner ring seat is connected with outer ring seat through adapter pipe;Swivel ring is located above the support and embraces the outside of pier column, and swivel ring is rotationally provided with walking wheel below, walking wheel is seated on the top of outer ring seat to displace along the circumferential direction of outer ring seat;Annular climbing frame is hoisted below the support and embraces the outside of pier column.The application is used as a tool for underwater concrete pier column repair operation, which can replace manual chiseling of pier column surface, and the work efficiency and work quality are obviously improved, the repair speed of pier column is greatly accelerated, and the tool can chisel the surface of pier column without workers in water, thereby reducing the risk of underwater operation.

The utility model discloses a granulator for processing a halogen-free flame-retardant granular material, which belongs to the field of flame retardant processing and solves the problem that part of particles processed by the existing granulator exceed a preset specification in size and cannot be quickly screened, and the granulator comprises a granulator main body, a control electric box, a granulating component and a material guide plate, a control electric box is installed on the side face of the granulator body, a granulating assembly is installed on the other side of the granulator body, a material guide plate is installed at an opening in the bottom end of the granulating assembly, a screening mechanism for screening the size of cut particles is installed in the material guide plate, and the screening mechanism comprises a screening net plate, a rotating end, a rotating bin and a driving assembly. By arranging the screening mechanism and the material guide plate, the input halogen-free flame-retardant granular material is processed, particles obtained after grain cutting are filtered by the screening net plate and screened, and particles which do not conform to the specification are put into the grain cutting assembly again.

The utility model discloses a rice processing sieve bran device belongs to rice processing technical field, including processing box, the inside intermediate mounting of processing box has drive arrangement, the inside fixed sieve plate of drive arrangement, the top end intermediate fixed junction of processing box has stirring device, the top end one side fixed junction of processing box has feeding hopper, the one side fixed of feeding hopper has convenient cleaning subassembly, the inside upper end mounting of processing box has bran processing subassembly, the inside bottom fixed of processing box has guide plate, the utility model discloses a bran processing subassembly is set up, and the air suction work is carried out by air suction fan, so that the bran of rice screening can pass through the inside of the collecting of the guide plate suction mount and be collected, prevent the accumulation of bran in the upper end of sieve plate and cause the blockage, influence rice screening effect, ensure the efficiency of rice processing, improve the working quality, and convenient dismantling can be carried out to filter screen frame, improve the cleaning efficiency of bran.

The application provides a device for applying tobacco leaf on a cigar embryo, and belongs to the technical field of forming equipment of a tobacco cigarette machine. The device for applying tobacco leaf on a cigar embryo comprises a support, a camshaft and a limiting shaft. The support comprises a connecting plate, and left and right support plates are arranged at the two ends of the connecting plate. The camshaft and the limiting shaft are both mounted on the support plate, the camshaft is rotationally connected with the support plate, and the limiting shaft is fixedly connected with the support plate. One end of the camshaft is provided with a first motor for driving the camshaft to rotate. The top of the left support plate is provided with a picking needle mechanism and a rolling roller rotating mechanism. The camshaft is sequentially provided with first, second, third and fourth cams from left to right, and the first, second, third and fourth cams are parallel to each other. The first cam is matched with a rolling roller opening and closing mechanism. The second and third cams are matched with a tobacco leaf stretching mechanism. The fourth cam is matched with a head trimming mechanism. The application can solve the problems of low efficiency of the process of applying tobacco leaf on a cigar embryo and the influence of the technical level of workers on the processing quality.

The application discloses a machining sequence and machining step generation method based on a three-dimensional CAD model, and comprises the following steps: obtaining a target view of a three-dimensional CAD model; identifying the target view to obtain a contour line frame and an internal line frame in the target view; and determining machining sequences and machining steps of the part according to the internal line frame and the contour line frame. In the process design of machine tooling products based on a three-dimensional CAD model, after a machining process scheme composed of machining sequences and machining steps reaches a certain data accumulation, the automatic generation of machining sequences and machining steps based on a three-dimensional CAD model of a part can be realized by establishing a corresponding data model and software tools and combining information extraction of the three-dimensional CAD model of the part.