34results about How to "Change width" patented technology

The invention discloses a box-type glutinous yam cultivation device with clamping grooves, and relates to the technical field of yam cultivation. By arranging the clamping groove assemblies and the fixing clamping grooves, the number of the directional growth plate units can be increased or decreased according to different varieties of Chinese yams, gaps between the directional growth plate units can be adjusted at the same time, and therefore the width of the directional growth groove can be changed, and the directional growth groove with the corresponding width is provided for planting of different varieties of waxy Chinese yams; in each directional growth plate unit, the longitudinal height of the directional growth plate can be increased through a heightening plate, the height requirement for growth of the glutinous Chinese yam is met, the height and width of the directional growth groove in the clamping groove assembly are adjusted, and the application range of the directional growth plate is widened; by arranging the root system growth expansion assembly, a space for growth of the waxy yam root system can be additionally arranged at the bottom of the cultivation box, the path for the waxy yam root system to obtain nutrients is increased, the growth speed of waxy yam can be increased, and the yield of yam planting is increased.

The utility model discloses an envelope bag makes a bag with glue spraying mechanism, including glue spraying pipe, the bottom of glue spraying pipe is fixed with the spray head, the bottom of glue spraying pipe outside is wrapped with shelter casing, the bottom of shelter casing inboard rotates and is installed with two adjusting baffle, the adjusting baffle includes the limiting board, the bottom of limiting board is fixed with the guide plate, the below of guide plate is equipped with the collection frame, the collection frame is connected with shelter casing fixedly. The utility model's advantage lies in: through angle adjustment to two adjusting baffles of being located shelter casing bottom inboard, change the interval between two adjusting baffle bottom, thereby change the width of glue spraying of shelter casing bottom, realize the adjustment to glue spraying width, and this according to the glue spraying demand of different envelope bag adjusts the glue spraying head, avoids the glue overspraying and leads to the envelope bag to appear unexpectedly when bagging.

The invention relates to an automatic stainless steel composite plate production line and a production process thereof, and relates to the technical field of stainless steel composite plates. The device comprises an unwinding device, a cleaning device, a drying device, a glue compounding device and a cooling device which are arranged in sequence, the unwinding device is used for releasing stainless steel rolls and driving stainless steel plates to be conveyed in the direction of a cleaning device, the cleaning device is used for cleaning the stainless steel plates, and the drying device is used for drying the stainless steel plates; the glue compounding device is used for compounding a stainless steel plate and a glue compounding plate, the cooling device is used for cooling the stainless steel plate subjected to glue compounding, a conveying belt used for conveying the stainless steel plate is arranged between the drying device and the glue compounding device, a plurality of spray heads are connected to the conveying belt through a mounting frame, and an adjusting assembly is arranged on the mounting frame and connected with the spray heads. The nozzles are driven to be close to or far away from each other. The stainless steel plate glue coating device has the effects that stainless steel plates of different sizes can be coated with glue, and the applicability is better.

The utility model discloses a hanging arm for a rail train, which comprises a supporting plate, a threaded rotating rod, a U-shaped fixing plate, a small sliding block, a lifting block, a lifting rod, a rotating block, a rotating rod and a rotating roller, a placing groove is welded on the outer surface of the rotating roller, a rotating shaft is sleeved on the inner surface of the rotating roller, one end of the supporting plate is sleeved with a moving rod, and the other end of the supporting plate is sleeved with a sliding block. A movable block is welded to one end of the movable rod, a fixed rod sleeves the lower surface of the movable block, and a fixed roller is welded to the bottom end of the fixed rod; by improving the hanging arm for the rail train, the hanging arm for the rail train has the advantages that the structural design is reasonable, the small sliding blocks on the inner surface of the sliding rail can move horizontally when the direction is changed, potential safety hazards caused by uneven stress are offset as much as possible, and the safety of the rail train is improved. And the threaded rotating rod can vertically move relative to the U-shaped fixing plate, so that overhigh stress during high-speed driving is reduced, and the problems and defects of an existing device are effectively solved.

The utility model relates to the technical field of silica gel production, in particular to a silica gel foaming device which comprises a base, the base is provided with a calendering mechanism, a coating mechanism and a baking mechanism; the calendering mechanism is arranged between the coating mechanism and the baking mechanism; the calendaring mechanism comprises a fixed seat and a calendaring roller; an accommodating cavity is formed in the calendering roller; a middle sealing plate is fixedly arranged in the middle of the accommodating cavity; the accommodating cavity is provided with a first oil cavity and a second oil cavity; the first oil cavity is provided with a first corrugated pipe air bag; the second oil cavity is provided with a second corrugated pipe air bag. By controlling the air pressure in the first corrugated pipe air bag and the air pressure of the second corrugated pipe air bag, the length of the first oil cavity in the axial direction and the length of the second oil cavity in the axial direction can be changed, the width of a heating area of the rolling shaft can be changed, and energy is effectively saved.

A web-forming machine with a rotatable main air duct mainly comprises a main suction mechanism and an auxiliary suction duct mechanism, wherein the auxiliary suction duct mechanism is connected to the main suction mechanism through an annular sleeve. The present invention reduces a pair of pre-pressing rollers and a complete set of heating devices provided for the component, thereby saving energy consumption, reducing labor resources, and lowering production costs. The equipment has a simple structure and is safe and convenient to operate. In the present invention, when the web-forming machine frame is fixed, the main air duct can rotate freely within a range of 0-45°, so that the main suction duct forms a certain angle with the cloth running direction, which can effectively reduce the longitudinal and transverse strength ratio of the product; the horizontal width of the suction area can be changed, thereby changing the width of the final product, so that one web-forming machine can produce products of various widths, saving manufacturing and labor costs.

The invention belongs to the technical field of 3D printing equipment, and particularly relates to an integrated extruder for 3D printing, the integrated extruder comprises an extruder main shell and a printing wire rod, a bearing clamping plate is fixedly mounted on the extruder main shell, and a plurality of material rod limiting grooves are circumferentially formed in the bearing clamping plate; a plurality of extruder feeding rods in one-to-one correspondence with the material rod limiting grooves are slidably connected to the bearing clamping plate, an extrusion structure used for extruding printing wires is rotationally connected to the bearing clamping plate, and a feeder shifting plate fixedly connected with the extrusion structure is rotationally connected to the bottom of the bearing clamping plate; an ejection piece is arranged at the bottom of the feeder shifting plate, a plurality of dynamic adjusting structures corresponding to the extruder feeding rods one to one are arranged at the bottom of the extruder main shell, and one side of each dynamic adjusting structure is fixedly connected with the corresponding extruder feeding rod; and the dynamic adjusting structure is used for dynamically adjusting the position of the feeding rod of the extruder according to the communication state of the feeding rod receiving groove and the material rod limiting groove.

The invention relates to the technical field of cover tape gluing, in particular to heat-sealing type cover tape gluing equipment and a heat-sealing type cover tape gluing process. Comprising a machine body, and a rotating rod is rotationally connected into the machine body; a gluing barrel is fixedly mounted on the surface of the rotating rod; a belt inlet is formed in one side of the machine body; a mounting frame is arranged above the gluing barrel; through the arrangement of the adjusting plate and the barrier plate, the adjusting plate can adjust the width of the extrusion opening so as to change the thickness of a hot-sealing adhesive extruded from the extrusion opening; the situation that the uniformity and quality of coating are affected due to adjustment of the flow speed and the pressure is avoided, the thickness adjustment is more accurate, and the response is faster; through the arrangement of a blocking plate, the blocking plate can drive a blocking piece to shield the length direction of an extrusion opening, so that the extrusion length of the hot-sealing adhesive is controlled, the hot-sealing adhesive can be accurately coated on cover tapes with different widths, waste caused by extrusion of the hot-sealing adhesive in redundant areas is avoided, and the production cost is further reduced; and the practicability of the method is effectively improved.

The utility model relates to the technical field of fork truck frame discloses a fork truck frame of adjustable fork truck extension, including the fork truck, the fork truck right -end surface is provided with the connecting frame, the utility model discloses through the drive motor drive screw rotates in the activity bin, and make the transmission block synchronous drive second rack moves, make second rack through second gear synchronous drive first gear rotates in the fixed base again, and make first gear through first rack drive sliding plate slide in the sliding slot, thereby make sliding plate drive the transverse length of first fork and adjust, and make first support plate and first fork can according to the length adjustment of different size goods, make the adaptability and universality of this fork truck frame get the promotion, and reduced the complexity of goods handling simultaneously.

The utility model discloses a profile straightening device which comprises a machine frame, a rotating roller assembly and a driving assembly, the rotating roller assembly comprises a plurality of first straightening rollers and a plurality of second straightening rollers, the first straightening rollers and the second straightening rollers are rotatably installed on the machine frame, and the first straightening rollers and the second straightening rollers are arranged in a staggered mode. And a straightening gap is formed between the first straightening roller and the second straightening roller. The driving assembly comprises a rotating driving part and a distance adjusting driving part, the rotating driving part drives the first straightening roller and the second straightening roller to rotate relatively, and the distance adjusting driving part drives the second straightening roller to move horizontally relative to the first straightening roller so as to adjust the size of the straightening gap. By means of the sectional material straightening device, the distance between the first straightening roller and the second straightening roller can be adjusted through the distance adjusting driving piece, the width of the straightening gap is changed, the sectional material straightening device can be matched with sectional materials of different specifications, and the application range of the sectional material straightening device is widened.

The utility model belongs to the field of modular grain conveyors, and particularly relates to a modular grain conveyor convenient to disassemble, assemble and transport, which comprises a support, one side of the support is fixedly connected with fixed seats, one side of each fixed seat is fixedly connected with a roller frame, one side of each roller frame is rotatably connected with a first supporting roller, and the other side of each roller frame is rotatably connected with a second supporting roller. One end of the first supporting roller is rotationally connected to the fixing base, the opposite side of the fixing base is fixedly and rotationally connected with a second supporting roller, and the opposite side of the support is provided with an adjusting mechanism; the distance between the supports can be adjusted through the adjusting mechanism, the adjusting handle can drive the connecting shaft and the gears to rotate, and due to the fact that the tooth surfaces of the gears are meshed with the tooth surfaces of the racks, the gears rotate to drive the two sets of racks to push the supports to be close to each other or away from each other. The effects that the width of the modular grain conveyor is conveniently changed, and the modular grain conveyor adapts to horizontal warehouses with different areas are achieved.

The application relates to a slitting machine for processing corrugated paper, which comprises a frame body, a conveyor for conveying the corrugated paper arranged on the frame body, a guide mechanism, a slitting unit, a fixed seat arranged on the conveyor, a rotating frame arranged in the fixed seat, a plurality of electric push rods arranged along the length of the rotating frame, a mounting head arranged at the bottom end of the piston rod of the electric push rod, a slitting blade arranged on the mounting head, one end of the slitting blade being downwardly inclined, and a driving element arranged on the fixed seat. The application can control the lifting of the slitting blades in different positions and quantities through the electric push rod and the mounting head, the number of times and the slitting width of the corrugated paper in single slitting can be conveniently changed, different slitting requirements can be met, the universality and applicability of the equipment are improved, meanwhile, the adjustment of the slitting blade is convenient and fast, complicated dismounting and reinstallation operations are not needed, and the production efficiency is improved.

The invention relates to the technical field of metal surface treatment, in particular to steel plate surface antirust coating spraying equipment which comprises a steering conveying part A, a linear conveying part B, a high-temperature conveying part C, a spraying area part P, a curing area part D and an overturning area part E. The high-temperature conveying part C comprises a C1 arranged on the right side of A3 and a C2 arranged on the left side of A4. The curing area D part comprises a D1 arranged above the high-temperature conveying part C C1 and a D2 arranged above the high-temperature conveying part C C2; the overturning area E part comprises an E1 arranged in the middle of the B5 and an E2 arranged in the middle of the B6; according to the scheme, the matrix type conveying network with the steering conveying unit as the core is constructed, the double curing channels and the intelligent spraying system are integrated, the equipment carries the intelligent fan-shaped spraying unit based on the air-assisted atomization and mechanical adjustment principle, continuous operation of a core spraying station is achieved, the productivity bottleneck of the curing link is broken through, and meanwhile, the production efficiency is improved. The spraying sector width and the coating flow are accurately adjusted in real time according to the steel plate width, and it is ensured that the coating thickness is uniform.

The invention discloses a repairing device for road maintenance and a using method thereof, relates to the field of road repairing devices, and mainly aims at solving the problem that the discharging width of an existing repairing device is inconvenient to adjust. A cover body of a material box of the vehicle body is hinged to the vehicle body. The handle is connected to the rear end of the support. The first baffle plate is in sliding contact with the discharge hole of the material box; an opening is formed in the lower end of a box body on the lower portion of the trolley body, a second baffle at the opening is installed in a sliding rail, the sliding rail is fixed to the trolley body, a first transmission shaft and a second transmission shaft are connected with a gearbox, and a first gear on the second transmission shaft is meshed with a rack on the second baffle. A second bevel gear on the second screw rod is meshed with a first bevel gear on the second transmission shaft; the other bearing seat is slidably connected with a sliding rod, the bearing seat connected with the second screw is slidably arranged in the sliding groove of the second baffle, and the bearing seat connected with the sliding rod is fixed to the first baffle. The method is suitable for repairing ground gaps with different widths.

The utility model relates to a blowing film machine die head, especially a multi-section composite blowing film machine die head, which comprises a main body, a first feeding flow channel, a second feeding flow channel, a multi-section composite flow channel and an adjusting flow channel are arranged in the main body, a plurality of first shunt flow channels are communicated with the first feeding flow channel outlet end, a plurality of second shunt flow channels are communicated with the second feeding flow channel outlet end, the multi-section composite flow channel is annular, a plurality of adjusting flow channels are sequentially communicated with the multi-section composite flow channel feeding end along the circumference, a first feeding port and a second feeding port are sequentially arranged at the adjusting flow channel feeding end, the first feeding port and the second feeding port are communicated with the first shunt flow channel and the second shunt flow channel respectively, the first feeding port and the second feeding port are respectively matched with a movable first sealing member and a second sealing member, the first feeding port and the second feeding port are selectively sealed, the material components entering the adjusting flow channel are changed, and a plurality of strip spliced cylindrical films are formed.

The adjustable bulldozing structure comprises a mounting groove plate and a connecting piece, rotating arms are arranged at the front end and the rear end of the mounting groove plate, brackets are arranged at the tail ends of the rotating arms, connecting arms are arranged on the sides, away from the rotating arms, of the brackets, and connecting sleeves are fixed to the tail ends of the connecting arms; first fixing lugs are arranged at the upper end and the lower end of the connecting sleeve, bolts are arranged on the inner sides of the first fixing lugs, nuts are fixed to the tail ends of the bolts, and fixing plates are welded to the ends, close to the central axis of the bracket, of the first fixing lugs. Compared with an existing bulldozing structure, the adjustable bulldozing structure is provided with the V-shaped soil shoveling structure, earthwork can move from the two sides of a groove to the middle of the groove in the bulldozing process of the V-shaped soil shoveling structure, so that rapid and low-cost backfilling of the earthwork is achieved, the adjustable bulldozing structure is simple in structure and high in practicability, and meanwhile the adjustable bulldozing structure is provided with the adjusting mechanism; the angle of the shovel plate of the device can be adjusted according to the width of the groove, and the applicability of the device can be improved.

This invention belongs to the field of image classification technology and relates to a method and system for tempered glass inspection based on a bi-branch inverse residual network model. The bi-branch inverse residual network model includes a preprocessing unit, a first feature extraction unit, a second feature extraction unit, a third feature extraction unit, a fourth feature extraction unit, and a classification unit connected sequentially. The feature extraction unit is composed of one or more bi-branch inverse residual modules. The model provided by this invention has advantages such as high accuracy, few parameters, and low computational cost. When used for tempered glass quality inspection, it can improve inspection efficiency and accuracy, while also ensuring non-destructive and continuous inspection, thus guaranteeing the safety and efficiency of glass production.

The utility model discloses a solar panel fastening device, and relates to the technical field of solar panel installation, the solar panel fastening device comprises a substrate and a second fastening clamp, the surface of the substrate is provided with sliding grooves, the sliding grooves at the front and rear ends are internally provided with first sliding pins, and the sliding grooves at the left and right ends are internally provided with second sliding pins. The second fastening clamp is arranged at the other end of the connecting rod, and the damping assembly comprises a fixed frame, a first inflator, a return spring, a second inflator, a damping air bag, a shear fork frame, a movable frame and a pressure sensor. According to the solar panel fastening device, due to the fact that the size and weight of a solar panel are large, extrusion force can be generated on a return spring in the gale weather, and therefore the width of a shear fork frame is changed to enable a pull rod to be correspondingly pushed into an inflator I and an inflator II; the damping air bag is used for replacing hard contact to weaken the influence of the vibration effect on the solar panel, and the service life of the solar panel is prolonged.

The invention relates to the technical field of river channel sewage disposal, in particular to a garbage collecting device and method.The garbage collecting device comprises a ship body, two sliding ways and a vehicle hopper, the two sliding ways are formed in the front side and the rear side of the upper surface of the ship body respectively, and the vehicle hopper can be placed in inner cavities of the sliding ways in a left-right sliding mode; the collecting device for the garbage further comprises a conveying mechanism, an amplification mechanism and a weeding mechanism. The conveying mechanism is installed on the right side of the ship body. The amplification mechanism is mounted at the bottom end of the conveying mechanism; the weeding mechanism is mounted in the middle of the lower surface of the amplification mechanism in the front-back direction; the frame is obliquely mounted on the right side of the hull; the multiple rollers are rotationally installed in an inner cavity of the frame from top to bottom. The water surface garbage collecting area is changed, the water surface garbage cleaning efficiency is improved, the aquatic plant cleaning function is achieved, the dissolved oxygen absorption amount is increased, aquatic organisms breathe smoothly, the aquatic plants are prevented from slowing down the water flow speed, and the risk of flood disasters is reduced.

The utility model belongs to the technical field of pavement maintenance watering devices, and provides a pavement maintenance watering device for expressway construction, which comprises a mounting mechanism and a water spraying mechanism, the watering mechanism comprises a water pump fixedly installed on the upper surface of the supporting frame, the output end of the water pump fixedly communicates with a water spraying hose, adjusting assemblies are installed on the upper surface of the supporting frame and at one end of the water spraying hose, the installation mechanism further comprises a supporting plate fixedly installed on one side of the supporting frame, and the supporting plate is in relative sliding connection with two sliding plates. A driving motor is started to drive a threaded rod to rotate, so that a threaded ring is meshed with the threaded rod, a movable plate can be driven to slide in a sliding groove, then the position of a connecting frame can be changed, the connecting frame drives a telescopic pipe to extend, and then the spraying width of the telescopic pipe can be changed; the extension lengths of the telescopic pipes on the two sides can be adjusted respectively, and then the watering width can be changed.

The utility model discloses a cutting device for plaque processing, which relates to the technical field of plaque processing equipment and comprises a cutting table and a conveying body, the conveying body is mounted at the top of the cutting table, a processing component and a cleaning component are arranged on the outer side of the cutting table, the processing component comprises a cutting component and a feeding component, and the cutting component comprises a moving guide rail. A driving module is arranged on the inner side of the moving guide rail, an output shaft of the driving module is connected with the cutting body, and the output end of the driving module is further connected with a pressing body. According to the cutting device for decoration plate machining, the distance between the pressing plate and the deburring body is reduced through extension of the output shaft of the pressing body, impact is reduced through deformation of the second damping rod, and therefore a plate is limited between the deburring body and the pressing plate, and the deburring effect is improved along with movement of the plate. And burrs on the cutting surface of the plate are removed through a cutter in the deburring main body.

This utility model belongs to the field of logistics warehousing and automation technology, and discloses a pallet sorting machine. The pallet sorting machine includes a first frame, a second frame, and a clamping assembly. The first and second frames together form a space for stacking multiple pallets. The first and second frames are slidably connected to adjust the size of the space. The clamping assembly includes two opposing clamping members, respectively mounted on the first and second frames. The two clamping members can approach each other to neatly stack multiple pallets through clamping action. This utility model ensures that pallets do not shift during the stacking process, thereby reducing the risk of pallets falling due to instability caused by pallet tilting.

The utility model discloses a fixing device of a warping machine, which comprises a fixing mechanism, a control panel, a limit rod, a warp beam and a limit device, the limit device is arranged, a limit ring on the right side is pushed by an electric push rod to move synchronously with a rack, and the rack on the right side is meshed with a gear to drive the rack on the left side to move oppositely. And the left limiting ring and the right limiting ring are driven to complete adjustment of opposite movement, so that the width of the outer surface of the warp beam is changed, warp yarns with different sizes are positioned, warp yarn layers with uniform tension are generated, and the warp yarns are wound into the warp beam with uniform density according to a certain length to improve the production process of the warp yarns, so that the production efficiency is improved. And meanwhile, the time of replacing and finishing the positioning of the warps with different sizes by personnel is also saved.

The present invention provides a slit light width adjustment mechanism, comprising a slit seat, a movable part arranged on the slit seat and a driving assembly, wherein two movable parts are provided, the two movable parts are symmetrically arranged and rotatably connected so that the two movable parts can perform opening and closing movements, and the movable parts are also provided with slit sheets for blocking the light path; a transmission structure arranged between the movable part and the driving assembly converts the driving force of the driving assembly into an opening and closing movement between the two movable parts, thereby changing the light path width between the two slit sheets. Such an adjustment structure has a simple structure, saves the link of force transmission, improves the adjustment accuracy and reliability, and the electric adjustment function facilitates remote control, is beneficial to the judgment of professional doctors, and provides patients with timely and efficient treatment plans.

This utility model discloses a long-service-life seismic support, belonging to the field of seismic support technology. It includes two symmetrically distributed L-shaped hangers, a connecting pipe slidably connected between the two L-shaped hangers, and a limiting component disposed inside the L-shaped hangers. The two L-shaped hangers are slidably inserted into both ends of the connecting pipe. A bidirectional screw is rotatably installed inside the connecting pipe, with both ends extending into the interior of the two L-shaped hangers and threadedly connected to them. The limiting component includes a vertical screw rotatably installed inside the L-shaped hangers, with a first knob fixedly connected to the upper end of the vertical screw, and a T-shaped limiting plate threaded onto the vertical screw. Through the cooperation of the L-shaped hangers and the connecting pipe, the width of the seismic support can be adjusted when installing ducts of different widths to adapt to different installation spaces and reduce installation limitations.

The utility model belongs to the field of film production technology, concretely relates to a kind of extrusion equipment for film production, including adjustable mould, adjustable mould includes shell, the upside of shell is equipped with feed slot, the top end of feed slot is connected with the discharge port of plastic extruder, the below of adjustable mould is provided with winding roller, the bottom end of feed slot is communicated with the discharge slot of shell downside, the bottom of shell on the both sides of discharge slot is rotatably connected with adjustable side plate by hinge, sealing membrane is adhered on the inner wall of discharge slot and adjustable side plate, the bottom of shell is also fixed with outer side plate and end plate, the side of end plate is slidably connected with the front and rear end of adjustable side plate, adjusting assembly is connected between adjustable side plate and outer side plate. The angle of adjustable side plate can be conveniently adjusted by adjusting assembly, so as to change the width of notch formed between two adjustable side plates, to quickly extrude film of different thickness, effectively improve production efficiency.

The utility model relates to the field of automobile maintenance devices, and discloses an automobile maintenance trailer frame convenient to adjust, which comprises a bottom frame and a supporting arm, hydraulic rods are fixedly connected to two sides of the bottom frame, a first sliding rail is fixedly connected to the top of each hydraulic rod, and a first sliding block is slidably connected to the outer wall of each first sliding rail. A telescopic assembly is installed on the outer wall of the first sliding block, a third sliding groove is formed in the top of the supporting arm, and a fine adjustment assembly is installed in the third sliding groove. The first sliding block is slidably connected to the top of the first sliding rail and matched with the telescopic assembly, so that hauling of vehicles of different sizes is achieved, universality is improved, meanwhile, the bearing block is driven to slide along the inner wall of the sliding rail at the top of the supporting arm by means of rotation of a screw in the fine adjustment assembly assembled at the top of the supporting arm, and after the position of the bearing block is accurately adjusted, the supporting arm is fixed. Nuts on the outer sides of the screws are used for fixing, so that frequent moving of the trailer frame is avoided, unnecessary operation is reduced, and working efficiency is improved.

The utility model belongs to the technical field of glove packaging machines, and particularly relates to a glove packaging machine suitable for various box types, which comprises a conveying assembly, and a first box buckling assembly, a second box buckling assembly and a lower page box inserting assembly which are sequentially arranged on a rack, and the first box buckling assembly and the second box buckling assembly are respectively arranged on two sides of the conveying assembly. The first buckling box assembly and the second buckling box assembly each comprise two spring bolt plates arranged on the mounting plate and an upper leaf inserting box assembly, a spring bolt horizontal adjusting assembly for adjusting the distance between the two spring bolt plates is arranged between the two spring bolt plates, the two spring bolt plates are further connected with a spring bolt height adjusting assembly, and a lower leaf height adjusting assembly is arranged on the lower leaf inserting box assembly. The packaging assemblies of the packaging machine can be adjusted in real time according to the size of a packaging box, use is more flexible and convenient, packaging of various box types can be met at the same time, packaging machines of various types do not need to be purchased, and production cost is saved.

The present disclosure relates to an indoor unit and an air conditioner, wherein the indoor unit comprises an air outlet frame, a diverter cone and an air volume adjustment mechanism, wherein the air outlet frame and the diverter cone form a first air outlet channel and a second air outlet channel, wherein the first air outlet channel is provided with a first air inlet, and the second air outlet channel is provided with a second air inlet, and the air volume adjustment mechanism is used to change the width of at least one of the first air inlet and the second air inlet. The air volume of the two air outlet channels of the indoor unit can be relatively changed, and the diversity of the air outlet is better.

The utility model discloses a width-adjustable tensioning wheel which comprises a rim, a side disc clamped at the end of the rim and used for limiting a part for tensioning the rim, a mounting assembly arranged between the side disc and the rim and used for locking the rim and the side disc, and an outer wall of a mounting shaft slidably connected with the side disc in a penetrating and sleeving manner. External threads are formed in one end of the outer wall of the mounting shaft, the fixing lantern ring is fixedly connected to the outer portion of the mounting shaft in a sleeving mode and located on the side, away from the rim, of the side disc, and the connecting piece is arranged in the rim and connected with the mounting shaft. The wheel rim, the side edge discs and the installation assembly are used in a matched mode, the installation shaft can limit the side edge discs through the fixing lantern rings, so that the assembling stability of the wheel rim and the two side edge discs is guaranteed, the wheel rim and the side edge discs can be disassembled by disassembling the installation shaft, the wheel rims with different widths are assembled, and the assembling efficiency is improved. And the width of the tensioning wheel can be changed.