29results about How to "Fast sealing speed" patented technology

A beam shaper is implemented to seal an OLED. The beam shaper comprises a first and second lens and a beam shaper. Changing the relative position of the first, second lens and beam shaper relative to each other enables the beam shaper to generate laser beams with different shapes and intensity profiles.

A heat sealing jaw assembly for effecting a heat seal of at least two juxtaposed heat sealable sheet materials is described. Preferably, but not exclusively, the heat sealing jaw assembly is adapted for use in a form, fill and seal machine forming thermoplastic bags. The heat sealing jaw assembly comprises a first and a second metal jaw member, each having a heating element for heating the jaw members. Each of the jaw members has an end face disposed in facial alignment with one another. A ribbon member is secured to each of the end faces and disposed in planar alignment with one another. The ribbon member is made of soft material having rubber-like properties and capable of conducting heat from the sealing jaw to a fusing temperature to melt the heat sealable sheet materials. The first and second jaw members are reciprocatable towards and away from one another to press the aligned heated ribbon members against opposed sides of at least two juxtaposed heat sealable sheet materials disposed between the jaw members to effect a heat seal.

A heat sealing jaw assembly for effecting a heat seal of at least two juxtaposed heat sealable sheet materials is described. Preferably, but not exclusively, the heat sealing jaw assembly is adapted for use in a form, fill and seal machine forming thermoplastic bags. The heat sealing jaw assembly comprises a first and a second metal jaw member, each having a heating element for heating the jaw members. Each of the jaw members has an end face disposed in facial alignment with one another. A ribbon member is secured to each of the end faces and disposed in planar alignment with one another. The ribbon member is made of soft material having rubber-like properties and capable of conducting heat from the sealing jaw to a fusing temperature to melt the heat sealable sheet materials. The first and second jaw members are reciprocatable towards and away from one another to press the aligned heated ribbon members against opposed sides of at least two juxtaposed heat sealable sheet materials disposed between the jaw members to effect a heat seal.

The invention belongs to the technical field of mining plugging and sealing materials, and particularly relates to a mining high-antistatic composite spraying wind plugging material and a preparation method thereof. The mateiral comprises a component A and a component B, wherein the component A is prepared from water glass, deionized water, a CUCAT-WN catalyst, glycerol, alkanolamide and ethoxylated alkyl polyamine; and the component B is prepared from polymethylene polyphenyl polyisocyanate, a polyurethane prepolymer, glycerol triacetate, a 141b foaming agent, a foam stabilizer L-6900, super absorbent resin, polyacrylamide and sodium alginate. The component A and the component B are respectively prepared, the component A and the component B are sprayed onto a coal and rock mass or a wall body to be sealed by a spraying machine at normal temperature, and repeated spraying is conducted for a plurality of times to a corresponding thickness, thereby obtaining the mining high-antistatic composite spraying wind plugging material. The material is mainly used in underground coal mines and has excellent and long-acting antistatic performance and excellent airtight use performance, and underground safety accidents caused by discharge due to accumulation of local electrostatic charges in the underground coal mines are prevented.

The invention creatively discloses a rack transmission type garbage bag sealing device. The device comprises a driving mechanism, a folding and clamping mechanism and a hot melting mechanism, whereinthe hot melting mechanism is fixed in the middle of the left side of a barrel cover, the folding and clamping mechanism comprises a screw rod, a main push rod, a transmission gear, a front-back push rod and an up-down rack, the screw is arranged on the rear side of a garbage throwing opening, the main push rod is arranged on the screw rod, the transmission gear is arranged on the left side of thegarbage throwing opening, the up-down rack is correspondingly meshed on the transmission gear, the driving mechanism drives the screw rod and the transmission gear to rotate, the main push rod pushesa garbage bag to be folded towards the hot melting mechanism, the transmission gear drives the front-back push rod to push the garbage bag to be folded towards the middle through the up-down rack, andthe front-back push rod and the main push rod are together used for making the garbage bag to be clamped on the hot melting mechanism for fusing and up-down sealing. After the structure is adopted, the advantages that the structure is simple and reasonable, folding and pressing of the garbage bag is stable and reliable, the sealing quality is good, and the speed is high are achieved.

The invention relates to a novel sealing machine comprising a frame, a heating system, a cooling system and a driving system, wherein the heating system and the cooling system are sequentially arranged on the frame, the driving system is arranged on one side of the heating system and the cooling system, and the cooling system has a cooling water circulating structure. The invention has the beneficial effects of simple structure and good cooling effect, the sealing speed is increased by 8 meters per minute from 5 meters per minute, and the novel sealing machine greatly increases the production efficiency and reduces the packing backlog of finished products in a packing room.

The invention provides a double-transverse sealing device of a reciprocating type packing machine, and solves the problem in the prior art that the heat sealing speed of a packing bag is low. The double-transverse sealing device of the reciprocating type packing machine comprises a first transverse sealing mechanism and a second transverse sealing mechanism, wherein the second transverse sealing mechanism is fixedly connected with the first transverse sealing mechanism, the first transverse sealing mechanism and the second transverse sealing mechanism are symmetrically arranged by using a perpendicular bisector as an axis, two knife sealing mechanisms are adopted by the reciprocating type packing machine and are in synchronous movement under the action of a solar connection gear, a left rocker arm and a right rocker arm, the sealing speed of the packing bag can be increased, the sealing speed is about 70-80 bags / min, the sealing time is relatively shorter, the air tightness and the heat sealing firmness are strong, and the double-transverse sealing device is designed into a way that the automatic adaptation of the solar connection gear can be realized when the solar connection gear, the left rocker arm and the right arm are used for enabling the relative distance of side plates of the two transverse sealing mechanisms to be adjusted, and the other adjusting of tensioning and the like is not needed; on-line debugging is convenient.

The invention provides an automatic box pasting machine used for an aqueous adhesive sealing process. The automatic box pasting machine at least comprises a machine base, a metal adhesive groove, a paper conveyor, a conveying platform, a pre-folding device and a press fit device, a temperature sensor is arranged inside the metal adhesive groove, the outer wall of the metal adhesive groove is provided with a layer of heat preservation and thermal insulation material, a heating element is arranged between the heat preservation and thermal insulation material and the outer wall of the metal adhesive groove, a transparent separation cover is arranged on the machine base and covers the press fit device and the conveying platform to separate the press fit device and the conveying platform from the exterior, and the transparent separation cover is provided with a hot air circulation system and a dehumidification device. The invention further provides the aqueous adhesive sealing process based on the automatic box pasting machine. The automatic box pasting machine overcomes the defects in the prior art, and the sealing efficiency, the sealing speed and the sealing quality are prevented from being affected by temperature and humidity in the working environment, especially the low temperature and high humidity environment through the automatic box pasting machine.

A method for sealing the fully biodegradable plastic film includes such steps as electrically connecting the sealing plates of upper and lower moulds with the outputs of a HF generator, putting two fully biodegradable plastic films between said two sealing plates, closing both sealing plates to generate HF vibration which can thermally adhere both films to each other.

The invention discloses an efficient sealing device for printed food packaging bags. The efficient sealing device comprises a transverse plate, a supporting plate and a base. A first hydraulic cylinder is fixed to the upper end of the transverse plate through a bolt. A first hydraulic rod is mounted in the first hydraulic cylinder and fixed to the middle of the upper surface of a connecting plate.A first sliding groove is formed in the lower surface of the connecting plate. A sliding block is slidably connected into the first sliding groove. An upper pressing plate is fixed to the lower end of the sliding block through a bolt. Second sliding grooves are formed in the front end and the rear end of the upper surface of the supporting plate. Lower pressing plates are slidably connected intothe second sliding grooves. The supporting plate is fixed to the upper surface of a fixing block through bolts. The lower end of the fixing block is mounted at the upper end of a second hydraulic rod.The second hydraulic rod is mounted in a second hydraulic cylinder. The two ends of a conveying belt are mounted on the outer side of a rotary shaft. The rotary shaft is connected with a motor through a coupling. The efficient sealing device for the printed food packaging bags is simple in structure, and workers do not need to make direct contact with the printed packaging bags and thus are prevented from being scalded.

The invention discloses laminating film equipment for a hemodialysis concentrated solution packaging barrel. The laminating film equipment comprises a base, wherein a side supporting column perpendicular to the base is fixedly connected to one side of the base, a conveying belt mechanism is arranged above a bottom box, the hemodialysis concentrated solution packaging barrel is placed above the conveying belt mechanism, and supports are fixedly connected to the front side and the rear side of the top end of a supporting frame; an upper pressing roller and a lower supporting roller are connectedwith the portion between the supports on the front side and the rear side through bearings; a triangular supporting frame is fixedly connected to the upper portion of the side, away from the conveying belt mechanism, of the supporting frame, wherein a winding mechanism is fixed above the triangular supporting frame; the bottom end of a hollow pressing column communicates with a pressing disc withan opening in the bottom face, wherein the opening of the pressing disc is fixedly connected with an annular cutter, and the annular cutter is located over the hemodialysis concentrated solution packaging barrel; and the bottom end of a spring makes contact with a lower baffle. The laminating film equipment is good in laminating effect, high in laminating speed and easy to operate, and thereforethe quality of a hemodialysis concentrated solution in the barrel is improved.

The invention discloses a small corrugated-container sealing machine. The small corrugated-container sealing machine structurally comprises universal castors, bases, a discharge rotary drum, a sealingmechanism, a corrugated container, a feeding rotary drum and a power switch and is characterized in that the four castors are evenly mounted at the bottom ends of the bases in a cooperative manner, the bases are horizontally fixed at the lateral end of the power switch and movably connected with the discharge rotary drum, the discharge rotary drum is coaxial with the feeding rotary drum, the sealing mechanism is vertically mounted at the upper end of the base and mechanical connected with the same, the corrugated container closely attaches to the upper end of the feeding rotary drum in a clearance fit manner, the feeding rotary drum is horizontally mounted at the left end of the discharge rotary drum and mechanically connected with the bases, the section of the power switch is of a rectangular structure, and the power switch is horizontally fixed at the lateral end of the bases and electrically connected with the sealing mechanism. The small corrugated-container sealing machine has the advantages that the sealing mechanism is fast in sealing and suitable for large-batch product production, and the small corrugated-container sealing machine with a full-stainless-steel die-formed shell is attractive and elegant, convenient to use, and efficient and practical.

The invention provides a unilateral heat sealing device for woven bags. A groove is arranged at the center of the top of the workbench, and an electric heating block is arranged at the center of the bottom of the groove. One end of the electric heating block is externally connected with a heating power source. Insulation layer, the top of the groove is provided with a hydraulic cylinder, the bottom of the hydraulic cylinder is provided with a hydraulic rod, the bottom of the hydraulic rod is provided with a support plate, the center of the bottom of the support plate is provided with a cutting board, and the bottom of the cutting board is provided There are several saw teeth, two L-shaped brackets are arranged on both sides of the top of the cutting board, driving rollers are arranged on both sides of the workbench, a driven roller is arranged under any of the driving rollers, and the apex of any of the driven rollers It is the same as the vertical height of the top surface of the workbench. The invention has the advantages of simple and reasonable structure, low cost, fast one-side sealing speed, can form an automatic assembly line, effectively reduce manpower waste, improve production efficiency and reduce production cost.

The invention provides a unilateral heat sealing device for woven bags. A groove is arranged at the center of the top of the workbench, and an electric heating block is arranged at the center of the bottom of the groove. One end of the electric heating block is externally connected with a heating power source. Insulation layer, the top of the groove is provided with a hydraulic cylinder, the bottom of the hydraulic cylinder is provided with a hydraulic rod, the bottom of the hydraulic rod is provided with a support plate, the center of the bottom of the support plate is provided with a cutting board, and the bottom of the cutting board is provided There are several saw teeth, two L-shaped brackets are arranged on both sides of the top of the cutting board, driving rollers are arranged on both sides of the workbench, a driven roller is arranged under any of the driving rollers, and the apex of any of the driven rollers It is the same as the vertical height of the top surface of the workbench. The invention has the advantages of simple and reasonable structure, low cost, fast one-side sealing speed, can form an automatic assembly line, effectively reduce manpower waste, improve production efficiency and reduce production cost.

The invention discloses a sealing device for bagged sweet potato slices, and relates to the technical field of processing of sweet potato slices. By the adoption of the sealing device, the problem that the bag sealing efficiency in the sweet potato slice processing process is low is solved. The sealing device specifically comprises a workbench. Two electric sliding rails are arranged on the outerwall of the top of the workbench. Sliding blocks are slidably connected to the inner walls of the two electric sliding rails. A sliding plate is arranged on the outer walls of the tops of the multiplesliding blocks. Fixing assemblies are arranged on the outer wall of the top of the sliding plate at equal intervals. Fixing plates are arranged on the workbench and are located on the outer walls ofthe tops of the two sides of the electric sliding rails. A sealing assembly is arranged on the outer walls of the opposite sides of the two fixing plates. According to the sealing device, the electricsliding rails, the sliding blocks and the sliding plate are arranged, a sweet potato slice bag is fixed in an upper limiting ring and a lower limiting ring when sealed, and the sliding plate on the sliding blocks of the electric sliding rails is driven to move downwards on the sealing assembly, so that streamline operation is achieved, the sealing efficiency is improved, and the practicability ofthe sealing device is improved.

The invention belongs to the technical field of plugging and sealing materials for mines, and in particular relates to a highly antistatic composite spraying wind leakage plugging material for mines and a preparation method thereof. Consists of Component A: water glass, deionized water, CUCAT‑WN catalyst, glycerin, alkanolamides, ethoxylated alkyl polyamines; Component B: polymethylene polyphenyl polyisocyanate, polyurethane pre- polymer, triacetin, 141b foaming agent, foam stabilizer L-6900, super absorbent resin, polyacrylamide, sodium alginate. After preparing component A and component B separately, component A and component B will be prepared, and sprayed on the coal rock mass or the wall that needs to be sealed by a spraying machine at room temperature, and sprayed several times until Corresponding thickness, that is, high antistatic composite spraying plugging material for mining. The invention is mainly used as a plugging wind material with excellent and long-term antistatic performance and excellent airtight performance used in underground coal mines, so as to prevent underground safety accidents caused by the discharge phenomenon caused by the accumulation of local electrostatic charges in underground coal mines.

The invention discloses a tape press for a plastic steel screen window. The tape press for the plastic steel screen window comprises a handle, one end of the handle is perpendicularly connected with one end of a connecting rod, the other end of the connecting rod is fixedly connected with a circular arc pressing board, the distance between the head of the circular arc pressing board and the plane is 4 mm, the depth of the circular arc of the head of the circular arc pressing board is 2 mm, the distance between the head of the circular arc pressing board and the plane and the depth of the circular arc decrease gradually until being zero from the head to the tail of the circular arc pressing board, and the tail of the circular arc pressing board is connected with a flat pressing board. The tape press for the plastic steel screen window is simple in structure and easy and convenient to operate, edge sealing adhesive tape is pressed in a groove of the screen window step by step through the circular arc inclined pressing board, the pressing and sealing speed is high, time is saved, labor intensity is relieved, efficiency is improved, and the adhesive tape is good in sealing effect in the embedding process; in the working process, the tape press rolls the adhesive tape in a circumferential mode, the stress process is even, the adhesive tape is not damaged, and the service life of the adhesive tape is prolonged.

The invention discloses a medicine bottle sealing device which comprises a support, a motor a and a sealing material roll which are connected together are arranged in the support, and a stamping mechanism is further arranged on the support. The device is simple in structure and convenient to use; machining and manufacturing are easy, assembling is convenient, and the manufacturing cost is saved; the medicine bottle is sealed and stamped through the cam mechanism, the sealing speed is high, and efficient sealing of the medicine bottle is achieved; the medicine bottle conveying device can be applied to a medicine packaging production line, and packaging integration of the whole production line is improved.

The invention discloses a full-automatic sealing machine for a toner bottle. The machine comprises a rack, wherein roller shafts which are arranged in parallel are correspondingly fixed to the left side and the right side of the upper portion of the rack; sealing film rollers are rotatably mounted on the roller shafts, and a bottle opening sealing film is arranged between the two sealing film rollers and is transmitted under the effect of the sealing film rollers; an electric control system is arranged above the rack; a thermal pressing driving mechanism is fixedly mounted between the electriccontrol system and the bottle opening sealing film; a thermal pressing head of which the end part is downwards arranged is fixedly connected to the thermal pressing driving mechanism, and the thermalpressing head linearly moves in an up-down reciprocating manner under the effect of the thermal pressing driving mechanism; the diameter of the end surface of the thermal pressing head is equal to that of an opening of the toner bottle; a moving platform for storing the toner bottle and a moving platform driving mechanism for driving the moving platform to move are arranged at the bottom part ofthe rack; a bottle feeding conveyor belt and a bottle discharging conveying belt are arranged at the outer part of the rack; a bottle feeding pushing mechanism and a bottle discharging pushing mechanism are correspondingly arranged at the outside of the bottle feeding conveying belt and the outside of the bottle discharging conveying belt. According to the machine, the full-automatic production line working mode is adopted; the sealing is fast; and the effect is good.

The invention discloses a food packaging device for meat products. The device includes supporting frames, a fixing device, collection barrels, an alternate current servo motor, a rotating central spindle, a cam, a workbench, a base, a pressing frame strip, a groove and an upper cross beam; the groove is formed in the base, the upper portion of the groove is provided with the pressing frame strip,the upper side of the pressing frame strip is provided with the upper cross beam, the two ends of the upper cross beam are provided with the collection barrels, the lower portions of the collection barrels are provided with supporting frames, the middle of the upper cross beam is provided with the workbench, the upper portion of the workbench is provided with the cam, the middle of the cam is provided with the rotating central spindle, the right end of the rotating central spindle is provided with the alternate current servo motor, and the left side of the alternate current servo motor is provided with the fixing device. According to the device, the alternate current servo motor drives the cam to rotate, power is transmitted to the workbench on the lower portion, the pressing frame strip thus moves up and down, the purpose of sealing packaging bags is thus achieved, the use of a cam mechanism greatly improves the sealing speed of the device, the cam mechanism is simple and compact in structure and convenient to design, the production cost is largely reduced, and later maintenance thus is convenient to conduct.

The invention discloses a sealing device of a filling packaging machine. The sealing device comprises a bracket, a heat-seal mechanism and a power mechanism and is characterized in that the heat-seal mechanism comprises a heat-seal gland mounting element and at least one pair of heat-seal glands; the heat-seal gland mounting element comprises a left heat-seal gland mounting element and a right heat-seal gland mounting element which can both be arranged on the bracket in a transverse-sliding manner; the pair of heat-seal glands includes a left heat-seal gland and a right heat-seal gland, wherein the left heat-seal gland is fixedly arranged on the left heat-seal gland mounting element, the right heat-seal gland is fixedly arranged on the right heat-seal gland mounting element, and the left heat-seal gland and the right heat-seal gland in one pair correspond to each other; and the power mechanism comprises a left power mechanism and a right power mechanism, wherein the left power mechanism is connected with the left end of the left heat-seal gland mounting element in a transmission manner, and the right power mechanism is connected with the right end of the right heat-seal gland mounting element in a transmission manner. The sealing device has simple structure, high sealing speed and good sealing effect.

The invention provides a double-transverse sealing device of a reciprocating type packing machine, and solves the problem in the prior art that the heat sealing speed of a packing bag is low. The double-transverse sealing device of the reciprocating type packing machine comprises a first transverse sealing mechanism and a second transverse sealing mechanism, wherein the second transverse sealing mechanism is fixedly connected with the first transverse sealing mechanism, the first transverse sealing mechanism and the second transverse sealing mechanism are symmetrically arranged by using a perpendicular bisector as an axis, two knife sealing mechanisms are adopted by the reciprocating type packing machine and are in synchronous movement under the action of a solar connection gear, a left rocker arm and a right rocker arm, the sealing speed of the packing bag can be increased, the sealing speed is about 70-80 bags / min, the sealing time is relatively shorter, the air tightness and the heat sealing firmness are strong, and the double-transverse sealing device is designed into a way that the automatic adaptation of the solar connection gear can be realized when the solar connection gear, the left rocker arm and the right arm are used for enabling the relative distance of side plates of the two transverse sealing mechanisms to be adjusted, and the other adjusting of tensioning and the like is not needed; on-line debugging is convenient.

The invention discloses a waterproof and breathable electro-magnetic induction aluminum foil gasket for packaging and a manufacture process thereof. The waterproof and breathable electro-magnetic induction aluminum foil gasket comprises a waterproof and corrosion-proof breathable film patch layer for packaging and an electro-magnetic induction aluminum foil gasket layer which are connected with each other. The electro-magnetic induction aluminum foil gasket layer comprises a linear layer and an electro-magnetic induction aluminum foil layer attached onto the linear layer, and the waterproof and corrosion-proof breathable film patch layer for packaging is connected with the electro-magnetic induction aluminum foil layer in welding mode. Therefore, the waterproof and breathable electro-magnetic induction aluminum foil gasket has the advantages of being short in heating welding time, fast in sealing, good in sealing performance, clean in separation and the like; and enables a container to be tightly sealed, is high in welding strength, has good damp-proof, mould-proof, anti-fake, anti-oxidation and fresh-keeping effects, achieves the purpose of prolonging product shelf life, improves product packaging reliability, and achieves the purposes of leading the electro-magnetic induction aluminum foil gasket to be breathable in the storage and preservation period and adjusting pressure in and out a bottle container to be balanced.

The invention discloses a plastic bag fillet forming and sealing mechanism. The plastic bag fillet forming and sealing mechanism structurally comprises a handlebar, a pressing plate, a hinged seat, anaccelerated cooling device, a discharge rod, a cushion block and a debugging knob, wherein the hinged seat is arranged above the left side of the accelerated cooling device, the hinged seat is connected with the pressing plate in an interference fit mode, the handlebar is installed above the right side of the pressing plate in the interference fit mode, the discharge rod is installed in the middle above the accelerated cooling device in the interference fit mode, and the accelerated cooling device is arranged in the interference fit mode, so that after a plastic bag is sealed by the device when in use, the plastic bag which is sealed just can be quickly cooled by the device, and the plastic bag sealing speed is increased. A locking and lifting device is arranged in the device, so that thepressing plate on the device can be locked by the device after use, the failure of the pressing plate due to extrusion when the device is put is avoided, and the use is convenient.

The invention discloses a garbage can garbage bag hot melting device correspondingly arranged on a can body and the opening side of a can cover. A sealing device base fixed to the can body, a sealingpressing plate, a hot melting base and a touch switch are included. The sealing device base corresponds to a garbage bag clamping groove and a handle sliding groove perpendicular to the garbage bag clamping groove. The hot melting base and the touch switch are correspondingly arranged on the part, on one side of the garbage bag clamping groove, of the sealing device base. A handle is fixed to thesealing pressing plate and hinged to the part, on the other side of the garbage bag clamping groove, of the sealing device base through a torsion spring in an elastic resetting manner. The handle is arranged on the handle sliding groove in a sliding manner. The sealing pressing plate and the hot melting base are correspondingly provided with garbage bag firing and fusing electric heating elements,and the sealing pressing plate is correspondingly provided with a switch pressing block matched with the touch switch. After the above structure is adopted, the advantages that the structure is simple and reasonable, operation and usage are convenient, sealing seal performance is good, and the production cost is low are achieved.

The invention discloses a tape press for a plastic steel screen window. The tape press for the plastic steel screen window comprises a handle, one end of the handle is perpendicularly connected with one end of a connecting rod, the other end of the connecting rod is fixedly connected with a circular arc pressing board, the distance between the head of the circular arc pressing board and the plane is 4 mm, the depth of the circular arc of the head of the circular arc pressing board is 2 mm, the distance between the head of the circular arc pressing board and the plane and the depth of the circular arc decrease gradually until being zero from the head to the tail of the circular arc pressing board, and the tail of the circular arc pressing board is connected with a flat pressing board. The tape press for the plastic steel screen window is simple in structure and easy and convenient to operate, edge sealing adhesive tape is pressed in a groove of the screen window step by step through the circular arc inclined pressing board, the pressing and sealing speed is high, time is saved, labor intensity is relieved, efficiency is improved, and the adhesive tape is good in sealing effect in the embedding process; in the working process, the tape press rolls the adhesive tape in a circumferential mode, the stress process is even, the adhesive tape is not damaged, and the service life of the adhesive tape is prolonged.

The invention provides an automatic box pasting machine used for an aqueous adhesive sealing process. The automatic box pasting machine at least comprises a machine base, a metal adhesive groove, a paper conveyor, a conveying platform, a pre-folding device and a press fit device, a temperature sensor is arranged inside the metal adhesive groove, the outer wall of the metal adhesive groove is provided with a layer of heat preservation and thermal insulation material, a heating element is arranged between the heat preservation and thermal insulation material and the outer wall of the metal adhesive groove, a transparent separation cover is arranged on the machine base and covers the press fit device and the conveying platform to separate the press fit device and the conveying platform from the exterior, and the transparent separation cover is provided with a hot air circulation system and a dehumidification device. The invention further provides the aqueous adhesive sealing process based on the automatic box pasting machine. The automatic box pasting machine overcomes the defects in the prior art, and the sealing efficiency, the sealing speed and the sealing quality are prevented from being affected by temperature and humidity in the working environment, especially the low temperature and high humidity environment through the automatic box pasting machine.

Four transmission rods are correspondingly and movably connected to four end shafts of a vacuum bin cover plate of the explosion-proof vacuum packaging machine, two rotatable cover plate rotating shafts are longitudinally arranged on the upper portion in a packaging machine body, the ends of the cover plate rotating shafts movably penetrate out of the packaging machine body to be fixedly connected with the tail ends of the transmission rods, and air cylinder wing plates and spring wing plates are arranged on the cover plate rotating shafts. An air cylinder is arranged below the cover plate rotating shaft in the packaging machine body, and an air cylinder output shaft is rotatably connected to an air cylinder wing plate of the cover plate rotating shaft. A rotating shaft tension spring in the packaging machine body is obliquely tensioned and connected to a spring wing plate, an air cylinder is upwards pushed or downwards pulled to an air cylinder wing plate through an air cylinder output shaft to enable a cover plate rotating shaft to rotate, a vacuum bin cover plate is upwards moved or downwards pressed through transmission of a transmission rod, and the vacuum bin cover plate and a vacuum bin bottom plate are covered. The sealing device is simple in structure and reasonable in layout, the vacuum bin cover plate and the vacuum bin bottom plate are automatically and stably switched in a covering mode without manual output stirring, the labor intensity of operators is reduced, using is easy and convenient, and the sealing effect is smooth and efficient.