60results about How to "Guaranteed packaging quality" patented technology

The invention discloses a plastic bag opening device and a bag opening and bagging method. The plastic bag opening device comprises two bag opening assemblies and a bag width adjusting assembly, wherein the two bag opening assemblies are oppositely arranged and used for opening a fabric plastic bag and adjusting the opening height and width, and the bag width adjusting assembly is used for adjusting the distance between the two bag opening assemblies according to the width of the fabric plastic bag. The bag width adjusting assembly is used for adjusting the position of the bag opening assembly according to the width of the fabric plastic bag, the bag blowing assembly is used for blowing open the fabric plastic bag, and the tensioning air cylinder is used for controlling the bag opening assembly to enable a bag opening to be kept in a tensioning state; the bag width adjusting assembly is used for adjusting the position of the bag opening assembly according to the width of the fabric plastic bag; the bag blowing assembly is used for pressing a sealing part of the fabric plastic bag and blowing air into the fabric plastic bag to open the bag opening; the bag opening assembly stretches into a fabric plastic bag and opens a bag opening, the bag opening assembly adjusts the bag opening height according to the fabric height, meanwhile, the tensioning air cylinder controls the bag opening assembly to adjust the bag opening width so that the bag opening can be kept in a tensioned state, and the bag opening can be tensioned through cooperation of the bag opening assembly, the bag width adjusting assembly and the tensioning air cylinder. Different bag opening modes can be selected according to the size proportion of the fabric plastic bag and the fabric.

The invention discloses a film covering and packaging machine for plastic parts with arc-shaped surfaces, and relates to the technical field of film covering, the film covering and packaging machine for the arc-shaped plastic parts integrates transmission and packaging, and a transmission part of the film covering and packaging machine comprises a mounting plate, a transmission roller, a transmission belt and a driving device; and the packaging part is provided with a leveling roller, an ion fan, a negative pressure dust collector, an electrostatic generator, a steering roller, a film covering roller and a laminating roller, the diameter of the laminating roller is adjustable, the laminating roller adapts to different arc-shaped plastic parts, it is ensured that the film is completely electrostatically adsorbed and attached to the surfaces of the plastic parts, and the laminating quality is guaranteed.

The invention discloses a chip packaging device and packaging method, and belongs to the field of chip packaging. A chip packaging device comprises a packaging table, the top of an inner cavity of the packaging table is rotationally connected with a station rotating disc, four sets of packaging clamping grooves are formed in the station rotating disc at equal intervals, the middle of the inner cavity of the packaging table is fixedly connected with a mounting frame, the mounting frame penetrates out of a center empty groove of the station rotating disc, the mounting frame is slidably connected with a plastic packaging cylinder, and the plastic packaging cylinder is fixedly connected with the station rotating disc. The packaging structure further comprises a plastic packaging assembly which is arranged on the mounting rack and is used for carrying out plastic packaging on the chip in the packaging clamping groove; an exhaust assembly; the piston plate slides in the piston bin in a reciprocating manner, so that gas in the plastic package barrel is pumped away, the air pressure in the plastic package barrel is reduced, after an electromagnetic valve in the material blocking hopper is opened, under the action of the air pressure in a cavity in the upper portion of the plastic package barrel, plastic package slurry can rapidly cover and be compacted on the surface of a chip, and therefore the packaging effect is improved; and the protection effect on the chip is ensured.

A chip crystal grain high-temperature test clamp comprises a crystal grain placing area which is provided with a common plate, a plurality of crystal grains are placed in the upper end face of the common plate, and a plurality of probes in contact with crystal grain anodes are further arranged above the common plate; the circuit arrangement area is provided with a burn-in board, a fuse is arranged on the burn-in board, and the burn-in board is connected with the probe through a wire; wherein each crystal grain is provided with one fuse and one probe; and each probe in contact with the crystal grains is connected with the fuse through a lead. The test fixture is simple in structure and easy to operate, unqualified crystal grains can be accurately and quickly found, and normal test results of other crystal grains are not affected; all the crystal grains are detected before packaging, so that the later packaging quality can be ensured; the test period can be shortened, and the test risk can be reduced. The utility model further provides production equipment provided with the test fixture.

The utility model relates to the technical field of automatic packaging equipment, in particular to automatic packaging filling equipment which comprises a base and further comprises a feeding structure, a conveying structure, a box opening structure, a material conveying structure, a packaging structure, a box closing structure and a discharging structure which are arranged on the base. The feeding structure is located at one end of the base in the length direction, and the discharging structure is located at the other end of the base in the length direction. The conveying structure and the material conveying structure are laid and extend in the length direction of the base, the conveying structure comprises a conveying assembly used for conveying strip boxes and a plurality of positioning assemblies arranged on the conveying assembly, the material conveying structure comprises a material conveying guide rail used for conveying small boxes, and the material conveying guide rail is parallel to the conveying structure; the box opening structure, the packaging structure and the box closing structure are sequentially arranged in the direction from the feeding structure to the discharging structure. The strip boxes are conveyed through the feeding structure to sequentially enter the box opening structure, the packaging structure and the box closing structure for automatic packaging and box closing packaging operation, manual operation is not needed, and the packaging efficiency is guaranteed.

The invention relates to the technical field of automatic production equipment, and discloses freeze-drying ball screening equipment and a freeze-drying ball screening method. The freeze-drying ball screening equipment comprises an equipment main body, a first blocking piece, a second blocking piece, a detection mechanism and a material pushing mechanism, and the equipment main body is provided with a cache channel, a qualified channel and a disqualified channel. And the first blocking piece is provided with a first position for separating the qualified channel from the cache channel and a second position for communicating the qualified channel with the cache channel. And the second blocking piece is provided with a third position for separating the unqualified channel from the cache channel and a fourth position for communicating the unqualified channel with the cache channel. The detection mechanism is used for detecting the number of the freeze-drying balls in the cache channel, and when the number of the freeze-drying balls is larger than 1, the material pushing mechanism sends at least part of the freeze-drying balls in the cache channel into the unqualified channel, it is guaranteed that only one freeze-drying ball enters the storage container each time, and it is guaranteed that the split charging dosage is accurate; the freeze-drying balls are located in the closed environment of the cache channel, the qualified channel or the unqualified channel in the whole process, and pollution to the freeze-drying balls can be avoided.

The utility model discloses a sealing device of a bag feeding packaging machine, which comprises a turntable and a plurality of supporting clamps which are arranged at the side part of the turntable and are used for clamping packaging bags, a formal sealing device is arranged on a station on one side of the turntable, and a pre-sealing device for detecting clamping opening materials at the tops of the packaging bags is arranged on a station at the front end of the formal sealing device. The pre-sealing device for detecting the clamping opening materials at the tops of the packaging bags is installed on the station in front of the formal sealing device of the rotary disc of the bag feeding packaging machine, the packaging bags with the top sealed openings being detected to be provided with the materials are collected, the situation that the formal sealing device on the next station damages the packaging bags with the materials at the sealing positions is avoided, and the object packaging quality is guaranteed.

This invention discloses a method for insulating and encapsulating the periphery of a laminated busbar, belonging to the field of busbar encapsulation technology. The method involves fabricating an insulating tape, wrapping and pressing it into an encapsulation groove formed between the edges of the bottom and top insulating plates on the outer periphery of the laminated busbar, and ensuring a sealed bond between the insulating tape and the groove walls. The width of the insulating tape is at least smaller than the width of the encapsulation groove, creating glue-filled gaps between the two sides of the tape and the side walls of the groove. Its advantage lies in that, compared to existing techniques using injection encapsulation which requires more than ten hours of curing within the encapsulation period, this invention can improve encapsulation efficiency by nearly a hundred times while maintaining encapsulation quality.

The utility model relates to a kind of woven bag automatic packing device, comprising: rack;Discharge port, material falls from among it;Storage site, set on rack, for stacking woven bag;Bag taking mechanism, set on rack, above storage site, for adsorbing and lifting the uppermost woven bag;Opening mechanism, set on opening mechanism, for opening the opening of woven bag lifted by bag taking mechanism;Bag supporting mechanism, set on rack, open the bag opening of woven bag opened by opening mechanism and move it below discharge port;And buffer mechanism, set on rack, below discharge port, provide buffer for the material falling, prevent it directly falls into the bottom of woven bag located on bag supporting mechanism;Wherein, opening mechanism includes gyro wheel opening mechanism and pneumatic opening mechanism;Reliability and success rate of bag opening are improved, material falling impact force is resolved, bag breaking and material splashing are prevented.

The invention belongs to the technical field of aircraft assembly sealing and gluing, and discloses an automatic high-viscosity sealant subpackaging device and method.The device comprises a profile steel framework, the profile steel framework is divided into four layers from bottom to top, and the layers are separated through steel plates; the integrated control box is arranged on the first layer and is used for realizing single execution action of pneumatic elements, controlling sequential action of moving parts and realizing safety indication and protection functions; the clamping part is mounted on the second layer and is used for clamping the injection barrel; the glue tank is arranged on the third layer and is used for containing a sealant; and the glue injection part is mounted on the fourth layer and injects the sealant in the glue tank into the injection elastic barrel by driving a piston. The technical problems that time and labor are consumed and the quality is difficult to guarantee in the existing manual sealant subpackaging are solved, automatic sealant subpackaging is realized, and the sealant subpackaging quality and the real object quality of field sealing and gluing are guaranteed.

The invention discloses packaging equipment for chip processing, and belongs to the technical field of chip packaging. Packaging equipment for chip processing comprises a conveying frame, two sets of transmission shafts are symmetrically arranged above the conveying frame, a conveying belt is in transmission connection between the two sets of transmission shafts, the packaging equipment further comprises a driving assembly used for driving the conveying belt to convey chips, ventilation holes are formed in the conveying belt, and protruding blocks are arranged between the adjacent ventilation holes; the chip conveying stability is improved, dust on chips can be removed and adsorbed in time in cooperation with a dust removal assembly, dust falling is prevented, and it is guaranteed that dust at the bottoms of the chips can be completely removed; the chip is not required to be clamped by a clamping mechanism, so that the problem that the working efficiency is reduced due to the setting of the error-tolerant rate is avoided, and when the position of the chip is calibrated, dust is further removed, the cleanliness of the chip is improved, and the packaging quality is ensured.

The utility model relates to a kind of paper wrapping machine pressing box equipment, including two mainframes, sprocket set, conveying chain set and screw adjusting mechanism.Two mainframes are spaced apart along vertical direction, two sprocket sets are set on each mainframe, and two sprocket sets are spaced apart along the conveying direction of carton.Each mainframe is provided with conveying chain set, and the two ends of conveying chain set are engaged with corresponding sprocket, and two conveying chain sets are used to clamp carton.Each mainframe is provided with screw adjusting mechanism, screw adjusting mechanism is connected with bearing seat, and screw adjusting mechanism is used to drive two sprocket sets to be far away from each other, to tension conveying chain set. By setting screw adjusting mechanism, the spacing of two sprocket sets can be adjusted to tension conveying chain set. Connecting plate is used to fix between mounting shaft and mainframe, to avoid the bending of mounting shaft and the sagging of conveying chain set, to ensure the quality of carton packaging.

This application discloses a modular seating backrest, including a back cushion unit and a lumbar cushion unit. The bottom of the back cushion unit has a stepped transition, and the back cushion unit includes a downwardly extending splicing portion, with a splicing groove formed at an inwardly recessed position relative to the splicing portion. The top of the lumbar cushion unit also has a stepped transition, and the lumbar cushion unit includes an upwardly extending mounting portion, with a mounting groove formed at an inwardly recessed position relative to the mounting portion. When the back cushion unit and the lumbar cushion unit are combined, the splicing portion fills the mounting groove, and the mounting portion fills the splicing groove. The splicing portion and the mounting portion are connected front to back, and are detachably connected by a quick-release structure. The modular seating backrest provided by this application, by setting the bottom of the back cushion unit and the top of the lumbar cushion unit as a stepped structure, not only makes the two fit more tightly and has higher connection strength, but also has a simple structure and low processing and manufacturing costs; furthermore, after packaging, the splicing portion and the mounting portion will not protrude outwards, ensuring packaging quality.

The invention discloses a visual recognition and path planning method for intelligent boxing of automobile parts, and belongs to the technical field of automobile part manufacturing and automatic equipment.The method comprises the following steps that S1, a binocular vision collection module and a multispectral light supplementing system are built, the binocular vision collection module is composed of two industrial cameras with the same parameters, and the multispectral light supplementing system is composed of two industrial cameras with the same parameters; the baseline distance is preset to be 80-120 mm, synchronous image acquisition is carried out on an incoming material area of the automobile spare part, a binocular stereo image and a multispectral feature image of the spare part are obtained, and the multispectral feature image covers the wave band range of 380-1000 nm; through a feature extraction algorithm and multispectral feature fusion optimization, the problem of recognition confusion of similar special-shaped spare and accessory parts is effectively solved, the accuracy of spare and accessory part recognition is improved, it is ensured that only qualified spare and accessory parts enter the boxing process, and the boxing quality is guaranteed.

The application discloses a cigarette storage library suitable for different cigarette diameters and belongs to the technical field of cigarette packaging equipment. The storage library comprises a rack, a storage guide unit and a lower library guide carding unit. The improvement lies in that a replaceable stirring roller assembly is arranged at the cigarette flow path entrance of the lower library guide carding unit, the assembly is provided with a plurality of screen bars capable of being independently rotated, and different diameter cigarettes are adapted by replacing assemblies with different screen gap widths. Meanwhile, the storage library is provided with replaceable downstream modules, including a carding mechanism and a packaging mold box, and each module is replaced quickly through a standardized interface. The application realizes quick adaptation of a single device to multiple diameter cigarettes, solves the problems of high cost and complicated replacement of a traditional multi-library mode, and improves production flexibility and efficiency.

The present invention relates to a fixed-distance and fixed-speed feeding system for anti-stacking special-shaped bottles. The bottle feeding line is horizontally arranged, and the bottle feeding line carries and uniformly conveys the packaging bottles from front to back. The feeding system is installed on one or both radial sides of the rear part of the bottle feeding line. The feeding system uniformly separates the spacing between the packaging bottles and outputs them at a uniform speed. The feeding system can adjust the length of the working section. The system can adaptively adjust the material swallowing speed according to the speed of the incoming materials of the production line, and automatically adjust the working position and distance in a large range, so that no matter whether the incoming materials on the conveyor line are dense or sparse, it can actively and effectively cooperate, keep the packaging bottles with equal distances and output them at a uniform speed, and there is no accumulation of incoming materials.

The utility model relates to packing equipment technical field, concretely is a kind of transverse seal auxiliary flattening subassembly, for solving heat seal block protection deficiency and packing bag wrinkle problem.The component contains rack, movable heat seal block, auxiliary pressing plate and baffle.Baffle is located in the side of heat seal block, and baffle isolates heat seal block in rack when packing bag passes, avoids personnel miscontact and bag body rebound;When heat sealing, mounting seat drives connecting plate to move, and guiding shaft is moved downward along the inclined sliding hole of guide plate, so that baffle is lowered to avoid heat seal block.Auxiliary pressing plate is installed above heat seal block by long strip through hole and bolt cooperation, can be transversely adjusted interval to adapt to different size packing bag, and it is flattened bag body and reduces fold when heat sealing.Baffle blocks heat seal block to auxiliary pressing plate heat transfer.By cylinder drive mounting seat linkage guiding shaft, baffle displacement is realized between inclined sliding hole and transverse sliding hole to realize automatic avoidance.The structure reduces operation risk, reduces seal wrinkle, improves encapsulation qualification rate.

The packaging box comprises a bottom plate and a cover body structure arranged on the bottom plate, one end of the bottom plate is rotationally connected with a front folding plate, the other end of the bottom plate is rotationally connected with a rear folding plate, the front folding plate is rotationally connected with a first top plate, the rear folding plate is rotationally connected with a second top plate, and the second top plate is rotationally connected with a second top plate. A first clamping structure used for clamping the first top plate and the second top plate together is arranged between the first top plate and the second top plate, and a containing cavity used for containing tea cakes is defined by the bottom plate, the front folding plate, the rear folding plate, the first top plate and the second top plate. The bottom plate, the front folding plate, the rear folding plate, the first top plate and the second top plate which are formed by single paper define the containing cavity used for containing the tea cakes, on the premise that the tea cakes are packaged, compared with the prior art, the processing steps are reduced, and therefore the effect of reducing the production cost is achieved.

The utility model relates to the technical field of packaging machines, and discloses packaging film conveying equipment of a packaging machine, which comprises a bottom plate, the bottom plate is a rectangular plate, the top of the rear wall surface of the bottom plate is fixedly connected with a film placing frame, the film placing frame consists of a concave plate and a round roller capable of rotating in an opening, and a packaging film is wound on the wall surface of the round roller of the film placing frame; the anti-wrinkling structure is arranged at the top of the bottom plate and used for preventing the packaging film from wrinkling during conveying, the anti-wrinkling structure comprises fixing frames, a follow-up roller and a finishing plate, the fixing frames are symmetrically and fixedly connected to the top of the bottom plate, the follow-up roller is rotationally connected between the symmetrical fixing frames, the finishing plate is fixedly connected to the top of the bottom plate and located between the fixing frames and the film placing frame, and the follow-up roller is rotationally connected between the follow-up roller and the finishing plate. The top of the finishing plate is flush with the top of the follow-up roller, the crease-resistant structure automatically removes wrinkles on the wall face of a packaging film in the unwinding and conveying process in the packaging film attaching mode, and therefore the packaging quality of the packaging machine is guaranteed.

The utility model discloses a sectional type sealing device for a multi-column packaging machine. The sectional type sealing device comprises a transverse sealing supporting mechanism, a transverse sealing opening and closing device, a main sealing block mechanism, an auxiliary sealing block mechanism, a main driving mechanism and a transverse sealing transmission mechanism. The transverse sealing supporting mechanism comprises a transverse sealing large plate; the main sealing block mechanism comprises a main transverse sealing plate, the auxiliary sealing block mechanism comprises an auxiliary transverse sealing plate, and the transverse sealing transmission mechanism comprises an inner coupling block, an outer coupling block, an inner swing arm, an outer swing arm, a transverse sealing crankshaft and a main transmission shaft. The main transmission shaft rotates to drive the first and second support shafts to move relatively; n groups of main sealing blocks and main sealing block tensioning blocks are mounted below the main transverse sealing plate, and the tensioning blocks are supported on the back surfaces of the main sealing blocks through screws; the front surface is a sealed working surface; and N groups of auxiliary sealing blocks are arranged below the auxiliary transverse sealing plate. The temperature and the pressure can be independently controlled for the N groups of sealing blocks; a traditional air cylinder pushing sealing block pressing mode is changed into a servo motor-crankshaft transmission mode, the crankshaft drives the main sealing block and the auxiliary sealing block to move relatively under high-speed rotation, and high-speed packaging is carried out while continuous film feeding is achieved.

The utility model discloses a special glove box for a transverse press, which relates to the technical field of packaging equipment and comprises a box body, a packaging machine and a pressing component. Glove holes are formed in the box body; the packaging machine comprises a bottom plate and a gland. The bottom plate is fixed on the inner bottom wall of the box body and is used for placing a workpiece; the pressing cover is arranged above the bottom plate and connected to the downward pressing assembly, the pressing cover can cover the bottom plate to form a sealed air exhaust cavity, and the bottom plate is provided with an air exhaust hole communicating with the air exhaust cavity and a vacuum pump; the downward pressing assembly is arranged above the box body and can drive the gland to slide in the vertical direction. The pressing assembly drives the gland to vertically ascend and descend, the operation space during workpiece packaging is increased, workpiece packaging is facilitated, meanwhile, covering and separating of the gland and the bottom plate can be automatically achieved through the pressing assembly, and operation is easy and convenient.

The invention relates to the field of electric appliance element production and manufacturing, in particular to a relay glue filling packaging processing device which comprises a base, an electrically-driven rectangular frame is arranged on the upper portion of the base in a front-back sliding mode, and a jig used for containing a relay is fixedly installed on the upper portion of the base in a detachable mode. According to the glue injection device, the glue injection pipe injects glue into the relay, the vibration rod extends into the relay and vibrates the glue in the relay, the glue injection pipe injects the glue into the relay, the glue in the relay is vibrated, the glue in the relay is discharged, the glue in the relay is discharged, and the glue in the relay is discharged out of the glue injection pipe. Through a mode of vibrating the glue, on one hand, the flowing of the glue can be accelerated, so that the interior of the relay is more easily filled with the glue, and on the other hand, bubbles in the glue can be discharged, so that pre-exhaust treatment is performed on the glue, and a poor exhaust effect caused by glue solidification in the later period is avoided.

The application relates to an electric core heat-sealing head and a heat-sealing assembly. The electric core heat-sealing head comprises a head body, the head body comprises a base part, a connecting part and a heat-sealing part, the connecting part is connected between the heat-sealing part and the base part, one side of the heat-sealing part away from the connecting part is provided with a heat-pressing surface for heat-pressing an aluminum plastic film; a heat insulation layer is arranged on the side surface of the electric core heat-sealing head extending along the length direction of the electric core heat-sealing head, and the heat insulation layer covers at least the side surface of the connecting part. The scheme provided by the application can weaken the heat radiation effect of the heat-sealing head on the aluminum plastic film and prevent the deformation of the edge of the electric core.

This utility model provides an automatic packaging device for pre-packaged food, including a packaging table. A conveyor is fixedly installed above the packaging table. A material rack is installed at the end of the packaging table near the feeding end of the conveyor. A material discharge bin is fixedly installed on the top of the material rack. A discharge nozzle located above the feeding end of the conveyor is installed at the bottom of the material discharge bin. A hydraulic rod is fixedly installed at the bottom of the packaging table. An adjusting frame is slidably fitted on the packaging table. An opening assembly located above the feeding end of the conveyor is arranged between the two longitudinal sides of the adjusting frame. A sealing assembly is arranged between the opening assembly and the packaging table. When the packaging bag is filled by the opening assembly, the sealing plates on both sides drive the heat sealing strip away from the discharge nozzle, keeping the discharge path of the discharge nozzle at a safe distance from the heat sealing plate, reducing the direct spillage of material onto the surface of the heat sealing strip, and ensuring the sealing performance and packaging quality.

The invention relates to the technical field of automatic production equipment, and discloses freeze-drying ball distributing equipment which comprises a storage bin, a base, a blocking mechanism and a first detection piece, the storage bin is provided with a containing cavity used for containing freeze-drying balls, and the base is provided with a distributing channel communicated with the containing cavity. The blocking mechanism comprises a blocking plate movably arranged on the base, the blocking plate is provided with a first position and a second position, when the blocking plate is located at the first position, the blocking plate stretches into the material distributing channel and defines a blocking space in the material distributing channel, and when the blocking plate is located at the second position, the blocking plate avoids the material distributing channel so as to allow a single freeze-drying ball to pass through the material distributing channel. The first detection part is used for detecting whether the freeze-drying balls exist in the blocking space or not, when it is detected that the freeze-drying balls exist in the blocking space, the blocking plate moves to the second position from the first position, and full-automatic distribution of the freeze-drying balls is achieved. According to the freeze-drying ball distributing equipment, in the distributing process, freeze-drying balls are always located in the closed environment of the containing cavity and the distributing channel, the external environment can be isolated, and the freeze-drying balls are prevented from being polluted.

The invention provides a butyl rubber finished product bagging and discharging system, and relates to the technical field of rubber regeneration equipment, the butyl rubber finished product bagging and discharging system comprises two discharging lines which are arranged in parallel, the tail ends of the discharging lines share one discharging robot, and each discharging line comprises a metal detection mechanism, a feeding straightening mechanism, a steering mechanism, a buffering conveying mechanism, a packaging mechanism and a discharging straightening mechanism which are arranged in sequence; the metal detecting mechanism and the feeding straightening mechanism are horizontally perpendicular to the buffer conveying mechanism in moving direction, the packaging mechanism and the discharging straightening mechanism are identical to the buffer conveying mechanism in moving direction, and the steering mechanism can be positioned and rotated to be identical to the feeding straightening mechanism or the buffer conveying mechanism in moving direction. The packaging mechanism comprises a first conveying assembly, a second conveying assembly, a bag feeding assembly, a reversing assembly, an end sealing and slitting assembly, a side edge sealing and trimming assembly and a waste edge rolling assembly. Automatic bagging packaging and discharging of finished butyl rubber sheets are achieved, the packaging and discharging efficiency is effectively improved, the labor intensity of workers is reduced, and the packaging quality is guaranteed.

The utility model relates to the technical field of product packaging, and particularly discloses a punching mechanism of a cigarette packing machine, which comprises a rack, a driving component, a mounting plate, a first driving unit, a tool apron and a support, the driving assembly is connected with the rack; the mounting plate is connected with the driving assembly, the mounting plate is provided with a film passing window, and the film passing window is of a semi-closed structure; the first driving unit is connected with the mounting plate, a piston is arranged at the output end of the first driving unit, the tool apron is detachably connected with the piston, and a tool bit used for cutting a packaging film is arranged on the side, away from the piston, of the tool apron; the support is connected with the mounting plate, the tool apron and the support are arranged on the two opposite sides of the film passing window respectively, a buffer pad is arranged at the end, facing the tool apron, of the support, and the buffer pad is opposite to the tool bit. The adaptability and the flexibility of the cigarette packing machine are improved, and meanwhile the product packing quality is guaranteed.