CN113071760B - Online packaging air continuous discharging device and method for medical wet tissue - Google Patents
Online packaging air continuous discharging device and method for medical wet tissue Download PDFInfo
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- CN113071760B CN113071760B CN202110332320.7A CN202110332320A CN113071760B CN 113071760 B CN113071760 B CN 113071760B CN 202110332320 A CN202110332320 A CN 202110332320A CN 113071760 B CN113071760 B CN 113071760B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
- B65B61/24—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for shaping or reshaping completed packages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/32—Cooling, or cooling and pressing, package closures after heat-sealing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
- B65B61/04—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages
- B65B61/06—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting
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Abstract
The utility model provides a continuous eduction gear of medical wet piece of cloth online packaging air and method, be connected with adjustment mechanism through the mounting bracket, concora crush system is connected with the mounting bracket, heating device is located the concora crush area inboard and rolls the cooperation with vertical regulation, roll and fix through vertical regulation and roll when rolling the distance adjustment between the inboard, the distance between heating device and concora crush area inboard remains unchanged throughout, through the strip section of thick bamboo pass the concora crush area lower part time by regular flattening become the rectangle structure with inside wet piece of cloth contact, heating device's heating source acts on inside the rectangle structure, seal the back waste heat cooling and make both ends and wet piece of cloth contact. The invention overcomes the problems that the packaging shape is unstable and the case packaging is not facilitated due to the fact that excessive air is not easy to control in the packaging process of the original medical wet tissue, and has the characteristics of simple structure, continuous and regular formation and air exhaust, stable structure shape of the single wet tissue packaging structure, great reduction of air amount in the package, contribution to case packaging in the next procedure, and simple and convenient operation.
Description
Technical Field
The invention belongs to the technical field of medical material preparation, and relates to a device and a method for continuously discharging air in online packaging of medical wet tissues.
Background
In the preparation of medical materials, medical wet paper prepared by non-woven fabrics is prepared into a finished product after being subjected to a plurality of working procedures, such as unreeling, static elimination, slitting, water absorption, folding, cutting, stacking and packaging, wherein in the process of packaging after stacking, air is easily generated before packaging and sealing, and once the air is excessive and not discharged, the packaging shape is unstable, and quality defects are caused; the packaging and sealing process comprises the following steps: a packaging film released by a packaging roll is folded for multiple times to form a belt drum with sealed edges, the belt drum is of an approximately cylindrical structure, the belt drum wraps a plurality of wet tissues stacked at intervals in a cavity, the belt drum penetrates through a dividing device under the traction action of an assembly line, the dividing device divides and cuts each stack of wet tissues in the belt drum, seals the seals at two ends while dividing and cutting, finally seals each stacked wet tissue in the belt drum to form a single finished product, and packages the single finished product into boxes through a box packaging device, wherein air is mainly generated in the dividing and sealing process of the dividing device on the belt drum.
Disclosure of Invention
The invention aims to solve the technical problem of providing a device and a method for continuously discharging air in online packaging of medical wet tissues, which are simple in structure, are connected with an adjusting mechanism by adopting a mounting frame, a flat pressing system is connected with the mounting frame, a heating device is positioned on the inner side of a flat pressing belt and matched with a vertical adjusting roller, when the distance between the vertical adjusting roller and a fixed roller is adjusted, the distance between the heating device and the inner side of the flat pressing belt is always kept unchanged, a belt cylinder is regularly pressed into a rectangular structure to be contacted with the wet tissues in the rectangular structure when passing through the lower part of the flat pressing belt, a heating source of the heating device acts in the rectangular structure, and after sealing, the two ends are contacted with the wet tissues by waste heat cooling to form continuous regulation and exhaust, so that the shape of a single wet tissue packaging structure is stable, the air amount in the packaging is greatly reduced, the packaging of bags in the next procedure is facilitated, and the operation is simple and convenient.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: an on-line packaging air continuous discharge device for medical wet tissues comprises a mounting rack, a flat pressing system, a heating device and an adjusting mechanism; the wallboard of the mounting rack is connected with a lifting seat of the adjusting mechanism, the flat pressing system is connected with the mounting rack, and the heating device is positioned on the inner side of the flat pressing belt of the flat pressing system and is matched with the vertical adjusting roller; the heating source of the heating device faces the inner side of the flat pressing belt; when the distance between the vertical adjusting roller and the fixed roller is adjusted, the distance between the heating device and the inner side of the flat pressing belt is always kept unchanged.
The mounting frame comprises dust covers hinged with the upper sides of the two wallboards and two pushing devices which are connected with the lower sides of the two wallboards and are symmetrical to each other; the pushing device comprises an inclined block connected with two ends of the spring, one inclined block is connected with the pushing plate, the other inclined block is connected with the wallboard, and the spring compresses to form reverse thrust after the two pushing plates are stressed.
The flat pressing system comprises a flat pressing belt matched with the fixed roller, the vertical adjusting roller and the horizontal adjusting roller; the fixed roller is matched with a shaft hole on the wall plate, the vertical adjusting roller is matched with a vertical sliding groove on the wall plate, and the horizontal adjusting roller is matched with a horizontal sliding groove on the wall plate.
The fixed roller is connected with the flat pressing motor, the vertical adjusting roller is connected with the vertical electric push rod, and the horizontal adjusting roller is connected with the horizontal electric push rod; the flat pressing motor, the vertical electric push rod and the horizontal electric push rod are connected with the PLC control system.
The PLC control system controls the rotating speed of the flat pressing motor and the temperature of the heating source, and when the rotating speed of the flat pressing motor is higher, the temperature emitted by the heating source is higher.
The PLC control system controls the stretching amount of the vertical electric push rod and the horizontal electric push rod, when the vertical electric push rod drives the vertical adjusting roller to move downwards and the distance between the flat pressing belts is increased, the horizontal electric push rod synchronously shrinks to keep the flat pressing belts in a tensioning state.
The heating device comprises shaft sleeves and a heating source, wherein the shaft sleeves are positioned on two sides of the fixing plate and connected with each other, the heating source is positioned on the lower side of the fixing plate, and the shaft sleeves are matched with the vertical adjusting rollers.
The heating source comprises a plurality of fluorescent lamps or a plurality of resistance wires connected with the lamp holder.
The adjusting mechanism comprises a sliding rod in sliding fit with the two ends of the lifting seat and mounting plates connected with the two ends of the sliding rod, and the screw rod penetrates through the mounting plate at the upper end to be in threaded fit with the lifting seat.
The air exhaust method of the online packaging air continuous exhaust device for the medical wet tissue comprises the following steps:
s1, heating, wherein the PLC control system controls the heating source to be started, and when the temperature reaches a set value, the flat pressing motor is started;
s2, traction, starting traction equipment, and enabling a traction belt drum to penetrate through the lower side of a flat pressing belt of a flat pressing system; at this time, the wet tissue is wrapped in the belt tube;
s3, the lateral direction is regular, the belt drum is abutted against the pushing plates of the pushing device in the moving process, and the two sides of the belt drum are abutted against the two pushing plates to form surface contact; at the moment, the lower side surface of the belt drum is in surface contact with a conveying belt of the conveying mechanism;
s4, flat pressing, wherein a flat pressing belt of the flat pressing system is abutted against the upper side of the belt drum to form surface contact; in the step, the moving direction of the flat pressing belt is opposite to the moving direction of the belt drum;
s5, exhausting, namely, in S3 and S4, enabling the cylindrical belt drum to gradually form a rectangular structure, enabling the inner wall of the rectangular structure to be in contact with the wet tissues, and exhausting a large amount of air in the cylindrical belt drum; meanwhile, heat emitted by the heating source penetrates through the flat pressing belt to act on the inside of the rectangular structure, hot air is formed inside the rectangular structure, the rectangular structure is cut off by the cutting equipment and then sealed to form a single package, when the internal waste heat is naturally cooled, the single package shrinks, and two ends of the seal are in contact with the wet tissue.
An on-line packaging air continuous discharge device for medical wet tissues comprises a mounting rack, a flat pressing system, a heating device and an adjusting mechanism; the wall plate of the mounting frame is connected with the lifting seat of the adjusting mechanism, the flat pressing system is connected with the mounting frame, and the heating device is positioned on the inner side of the flat pressing belt of the flat pressing system and matched with the vertical adjusting roller; the heating source of the heating device faces the inner side of the flat pressing belt; when the distance between the vertical adjusting roller and the fixed roller is adjusted, the distance between the heating device and the inner side of the flat pressing belt is always kept unchanged. Simple structure, be connected with adjustment mechanism through the mounting bracket, the concora crush system is connected with the mounting bracket, heating device is located concora crush area inboard and rolls the cooperation with vertical regulation, roll through vertical regulation and when fixed distance adjustment between rolling, the distance between heating device and concora crush inboard remains unchanged throughout, it is regular into the rectangle structure and contacts with inside wet piece of cloth to flatten when passing the concora crush area lower part through taking a section of thick bamboo, heating device's the source of generating heat acts on inside the rectangle structure, seal back waste heat cooling and make both ends and wet piece of cloth contact, form in succession regular and exhaust, make single wet piece of cloth packaging structure shape stable, the inside air quantity of packing reduces by a wide margin, be favorable to the case and bag packing of next process, and is simple in operation convenient.
In a preferred scheme, the mounting frame comprises a dustproof cover hinged with the upper sides of the two wall boards and two pushing devices which are symmetrical to each other and connected with the lower sides of the two wall boards; the pushing device comprises oblique blocks connected with two ends of the spring, one oblique block is connected with the pushing plate, the other oblique block is connected with the wallboard, and the spring is compressed to form reverse thrust after the two pushing plates are stressed. The structure is simple, when the belt tube is used, the dustproof cover hinged with the upper side of the wallboard is used for preventing dust, and the pushing device is used for regulating two sides of the belt tube; when the dustproof cover is maintained, upward lifting force of a lifting handle at one end of the dustproof cover is applied, and the dustproof cover can be opened by rotating the other end of the dustproof cover around a hinged point.
In a preferred scheme, the flat pressing system comprises a flat pressing belt matched with a fixed roller, a vertical adjusting roller and a horizontal adjusting roller; the fixed roller is matched with a shaft hole on the wall plate, the vertical adjusting roller is matched with a vertical sliding groove on the wall plate, and the horizontal adjusting roller is matched with a horizontal sliding groove on the wall plate. Simple structure, during the use, two fixed rolls keep the interval unchangeable with the cooperation of wallboard shaft hole, and vertical regulation is rolled and is adjusted the distance of concora crush area lower flank with the cooperation of the vertical spout of wallboard and makes it be close to and take a section of thick bamboo, and the horizontal regulation is rolled and is adjusted the rate of tension that the area was pressed with the cooperation of the horizontal spout on the wallboard.
In a preferred scheme, the fixed roller is connected with a flat pressing motor, the vertical adjusting roller is connected with a vertical electric push rod, and the horizontal adjusting roller is connected with a horizontal electric push rod; the flat pressing motor, the vertical electric push rod and the horizontal electric push rod are connected with the PLC control system. Simple structure, the flat pressure motor drive is fixed to be rolled and is driven the flat pressure area rotatory, and the vertical regulation of vertical electric push rod drive rolls and slides from top to bottom and adjusts the distance, and horizontal electric push rod synchronization action drive horizontal regulation rolls horizontal sideslip when the action and adjusts the rate of tension that the flat pressure was pressed.
In an optimized scheme, the PLC control system controls the rotating speed of the flat pressing motor and the temperature of the heating source, and when the rotating speed of the flat pressing motor is higher, the temperature emitted by the heating source is higher. The flat pressing motor is controlled by the PLC control system to adjust the rotating speed when the linear speed of the belt drum is higher during use, so that the rotating speed of the flat pressing belt is consistent with the rotating speed of the flat pressing belt, and the heating temperature of the heating source is controlled to be higher by the PLC control system when the rotating speed is higher, so that the temperature rising speed of the belt drum in unit time is higher.
In an optimal scheme, the PLC control system controls the stretching amount of the vertical electric push rod and the horizontal electric push rod, when the vertical electric push rod drives the vertical adjusting roller to move downwards and the distance between the flat pressing belts is increased, the horizontal electric push rod synchronously shrinks, and the flat pressing belts are kept in a tensioning state. The structure is simple, when the device is used, the PLC control system controls the stretching amount of the vertical electric push rod according to the specification of the wet tissue coated in the belt barrel, the distance between the lower side surface of the flat pressing belt and the upper side surface of the belt barrel is adjusted, and at the moment, the horizontal electric push rod synchronously operates to keep the flat pressing belt in a tensioning state.
In the preferred scheme, the heating device comprises shaft sleeves and a heating source, wherein the shaft sleeves are positioned on two sides of the fixing plate and connected with each other, the heating source is positioned on the lower side of the fixing plate, and the shaft sleeves are matched with the vertical adjusting rollers. The structure is simple, during installation, shaft sleeves on two sides of the fixing plate are matched with shaft necks on the vertical adjusting roller, and the fixing plate moves synchronously along with the vertical adjusting roller in the process of adjusting the height by sliding up and down, so that the distance between the fixing plate and the flat pressing belt is kept unchanged.
In a preferred scheme, the heating source comprises a plurality of fluorescent lamps or a plurality of resistance wires which are connected with the lamp holder. The structure is simple, when the heating device is used, the heating source consisting of a plurality of fluorescent lamps or a plurality of resistance wires is adopted, and the temperature is controlled by starting the fluorescent lamps or the resistance wires.
In a preferred scheme, the adjusting mechanism comprises a sliding rod in sliding fit with two ends of the lifting seat and mounting plates connected with two ends of the sliding rod, and the screw penetrates through the mounting plate at the upper end to be in threaded fit with the lifting seat. Simple structure, during the installation, adjustment mechanism's mounting panel is located assembly line one side installation and fixes, slides from top to bottom along the slide bar through drive screw rotary drive lift seat, and the mounting bracket of being connected with the lift seat is along its synchronous lift.
In a preferred embodiment, the air discharging method of the on-line air continuous discharging device for medical wet tissues comprises the following steps:
s1, heating, wherein the PLC control system controls the heating source to be started, and when the temperature reaches a set value, the flat pressing motor is started;
s2, traction, starting traction equipment, and enabling a traction belt drum to penetrate through the lower side of a flat pressing belt of a flat pressing system; at the moment, the wet tissue is wrapped in the belt tube;
s3, the lateral direction is regular, the belt drum is abutted against the pushing plates of the pushing device in the moving process, and the two sides of the belt drum are abutted against the two pushing plates to form surface contact; at the moment, the lower side surface of the belt drum is in surface contact with a conveying belt of the conveying mechanism;
s4, flat pressing, wherein a flat pressing belt of the flat pressing system is abutted against the upper side of the belt drum to form surface contact; in the step, the motion direction of the flat pressing belt is opposite to the motion direction of the belt drum;
s5, exhausting, namely, in S3 and S4, enabling the cylindrical belt drum to gradually form a rectangular structure, enabling the inner wall of the rectangular structure to be in contact with the wet tissues, and exhausting a large amount of air in the cylindrical belt drum; meanwhile, heat emitted by the heating source penetrates through the flat pressing belt to act on the inside of the rectangular structure, hot air is formed inside the rectangular structure, the rectangular structure is cut off by the cutting equipment and then sealed to form a single package, when the internal waste heat is naturally cooled, the single package shrinks, and two ends of the seal are in contact with the wet tissue. The method is simple and convenient to operate, is beneficial to reducing the air content in a single package in the packaging process, regularly shapes the package while discharging air, and is beneficial to the case and bag packaging of the next procedure.
The utility model provides a continuous eduction gear of medical wet piece of cloth online packaging air and method, it includes the mounting bracket, the concora crush system, heating device and adjustment mechanism, be connected with adjustment mechanism through the mounting bracket, the concora crush system is connected with the mounting bracket, heating device is located concora crush area inboard and vertical regulation roll cooperation, roll through vertical regulation and when rolling the distance adjustment between the fixed roll, the distance between heating device and concora crush inboard remains unchanged throughout, pass through the area section of thick bamboo when passing the concora crush area lower part and be regular flattening into the rectangle structure and contact with inside wet piece of cloth, heating device's the source that generates heat acts on inside the rectangle structure, the waste heat cooling makes both ends and wet piece of cloth contact after sealing. The invention overcomes the problems that the packaging shape is unstable and the case packaging is not facilitated due to the fact that excessive air is not easy to control in the packaging process of the original medical wet tissue, and has the characteristics of simple structure, continuous and regular formation and air exhaust, stable structure shape of the single wet tissue packaging structure, great reduction of air amount in the package, contribution to case packaging in the next procedure, and simple and convenient operation.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a side view of fig. 2.
Fig. 4 is a schematic top view of fig. 2.
Fig. 5 is a schematic cross-sectional view at a-a of fig. 4.
Fig. 6 is a schematic structural view of the mounting bracket of the present invention.
Fig. 7 is a front view of fig. 6.
Fig. 8 is a schematic structural view of the pushing device of the present invention.
Fig. 9 is a schematic structural diagram of the flat pressing system of the present invention.
Fig. 10 is a front view of fig. 9.
FIG. 11 is a schematic view of the heating device of the present invention.
Fig. 12 is a front view of fig. 11.
Fig. 13 is a bottom view of fig. 12.
Fig. 14 is a schematic structural diagram of the adjusting mechanism of the present invention.
In the figure: the device comprises a mounting frame 1, a wall plate 11, a dust cover 12, a pushing device 13, a flat pressing system 2, a fixed roller 21, a vertical adjusting roller 22, a horizontal adjusting roller 23, a flat pressing belt 24, a flat pressing motor 25, a vertical electric push rod 26, a flat electric push rod 27, a heating device 3, a fixed plate 31, a shaft sleeve 32, a heating source 33, an adjusting mechanism 4, a lifting seat 41, a sliding rod 42, a mounting plate 43 and a screw 44.
Detailed Description
As shown in fig. 1 to 14, an online packaging air continuous discharging device for medical wet tissue comprises a mounting rack 1, a flat pressing system 2, a heating device 3 and an adjusting mechanism 4; the wallboard 11 of the mounting rack 1 is connected with the lifting seat 41 of the adjusting mechanism 4, the flat pressing system 2 is connected with the mounting rack 1, and the heating device 3 is positioned on the inner side of the flat pressing belt 24 of the flat pressing system 2 and is matched with the vertical adjusting roller 22; the heat source 33 of the warming device 3 faces the inner side of the flat belt 24; when the distance between the vertical adjusting roller 22 and the fixed roller 21 is adjusted, the distance between the heating device 3 and the inner side of the flat pressing belt 24 is always kept unchanged. Simple structure, be connected with adjustment mechanism 4 through mounting bracket 1, concora crush system 2 is connected with mounting bracket 1, heating device 3 is located concora crush area 24 inboards and vertical regulation and rolls 22 cooperation, roll 22 and fix when rolling the distance adjustment between 21 through vertical regulation, the distance between heating device 3 and concora crush area 24 inboards remains unchanged throughout, it becomes rectangle structure and inside wet piece of cloth contact to be regular flattening when passing concora crush area 24 lower parts through taking a section of thick bamboo, heating device 3's heating source 33 acts on inside the rectangle structure, seal back waste heat cooling and make both ends and wet piece of cloth contact, form continuous regular and exhaust, make single wet piece of cloth packaging structure shape stable, the inside air quantity of packing reduces by a wide margin, be favorable to the case and bag packing of next process, easy operation is convenient.
In a preferred scheme, the mounting frame 1 comprises a dust cover 12 hinged with the upper sides of the two wall plates 11 and two mutually symmetrical pushing devices 13 connected with the lower sides of the two wall plates 11; the pushing device 13 comprises oblique blocks connected with two ends of the spring, one oblique block is connected with the pushing plate, the other oblique block is connected with the wallboard 11, and the spring is compressed to form reverse pushing force after the two pushing plates are stressed. The structure is simple, when in use, the dustproof cover 12 hinged with the upper side of the wall plate 11 is used for preventing dust, and the pushing device 13 is used for regulating the two sides of the belt drum; when in maintenance, the upward lifting force of the lifting handle at one end of the dust cover 12 is applied, and the dust cover 12 can be opened by rotating the other end around the hinged point.
Preferably, the pushing devices 13 are arranged inside the two wall plates 11 in an inclined symmetrical manner, and the pushing plates are parallel to each other at the same height.
Preferably, the conveying belt of the conveying mechanism of the assembly line is positioned between the two parallel pushing plates, and when a circular belt drum passes through, two sides of the belt drum abut against the pushing plates to form surface contact.
In a preferred scheme, the flat pressing system 2 comprises a flat pressing belt 24 matched with a fixed roller 21, a vertical adjusting roller 22 and a horizontal adjusting roller 23; the fixed roller 21 is matched with a shaft hole on the wall plate 11, the vertical adjusting roller 22 is matched with a vertical sliding groove on the wall plate 11, and the horizontal adjusting roller 23 is matched with a horizontal sliding groove on the wall plate 11. Simple structure, during the use, two fixed rollers 21 keep the interval unchangeable with the cooperation of 11 shaft holes of wallboard, and vertical regulation is rolled 22 and is adjusted the flat distance of pressing 24 downside of area with the cooperation of 11 vertical chutes of wallboard and is made it be close to and take a section of thick bamboo, and horizontal regulation is rolled 23 and is adjusted the flat rate of tension that presses 24 with the cooperation of the horizontal chute on wallboard 11.
In a preferable scheme, the fixed roller 21 is connected with a flat pressing motor 25, the vertical adjusting roller 22 is connected with a vertical electric push rod 26, and the horizontal adjusting roller 23 is connected with a horizontal electric push rod 27; the flat pressing motor 25, the vertical electric push rod 26 and the horizontal electric push rod 27 are connected with a PLC control system. Simple structure, flat pressing motor 25 drive fixed roll 21 drives the flat pressing belt 24 rotatory, and vertical electric putter 26 drive vertical regulation is rolled 22 and is slided from top to bottom and is adjusted the distance, and horizontal electric putter 27 synchronization motion drive horizontal regulation 23 horizontal sideslip when the action of vertical electric putter 26 is adjusted the rate of tension that flat pressing belt 24 was pressed to the horizontal sideslip.
Preferably, the flat belt 24 moves in a direction opposite to the direction of movement of the belt drum.
Preferably, the flat pressing motor 25 is controlled by a PLC control system, so that the movement speed of the flat pressing belt 24 is consistent with the movement speed of the belt drum.
Preferably, the vertical electric push rod 26 and the horizontal electric push rod 27 are controlled by a PLC control system in terms of the amount of expansion and contraction.
In a preferred scheme, the PLC control system controls the rotation speed of the flat pressing motor 25 and the temperature of the heat source 33, and when the rotation speed of the flat pressing motor 25 is higher, the temperature emitted by the heat source 33 is higher. The structure is simple, when the flat pressing machine is used, when the linear speed of the belt drum is higher, the PLC control system controls the flat pressing motor 25 to adjust the rotating speed, so that the rotating speed of the flat pressing belt 24 is consistent with the rotating speed, and when the rotating speed is higher, the PLC control system controls the heating temperature of the heating source 33 to be higher, so that the temperature rising speed of the belt drum in unit time is higher.
In a preferable scheme, the PLC control system controls the stretching amount of the vertical electric push rod 26 and the horizontal electric push rod 27, and when the vertical electric push rod 26 drives the vertical adjusting roller 22 to move downwards and the distance between the flat pressing belts 24 is increased, the horizontal electric push rod 27 contracts synchronously to keep the flat pressing belts 24 in a tensioning state. Simple structure, during the use, according to the wet piece of cloth specification of taking the intraductal cladding of cover, by the flexible volume of PLC control system control vertical electric putter 26, adjust the distance of 24 downside of concora crush area and the side of taking the section of thick bamboo to go up, at this moment, horizontal electric putter 27 synchronization action keeps the concora crush area 24 to be in the tensioning state.
Preferably, the vertical electric push rod 26 drives the vertical adjustment roller 22 to move upward when the height of the wet towel stack increases, and vice versa drives the vertical adjustment roller 22 to move downward.
Preferably, when the vertical electric push rod 26 drives the vertical adjusting roller 22 to move upwards, the horizontal electric push rod 27 drives the horizontal adjusting roller 23 to extend, and otherwise drives the horizontal adjusting roller 23 to retract.
In a preferred embodiment, the warming device 3 includes a shaft sleeve 32 connected to both sides of the fixing plate 31, and a heat generating source 33 located at the lower side of the fixing plate 31, wherein the shaft sleeve 32 is engaged with the vertical adjusting roller 22. The structure is simple, during installation, the shaft sleeves 32 on two sides of the fixing plate 31 are matched with shaft necks on the vertical adjusting roller 22, and in the process of adjusting the height of the vertical adjusting roller 22 in an up-and-down sliding mode, the fixing plate 31 moves synchronously with the vertical adjusting roller, and the distance between the fixing plate 31 and the flat pressing belt 24 is kept unchanged.
Preferably, the flat pressing belt 24 is a hollow belt, so that the heat emitted from the heat source 33 can pass through the hollow holes and then act on the belt drum.
Preferably, a temperature sensor is arranged on the inner side of the wall plate 11 to sense the temperature change of the heat source 33, and the temperature sensor is connected with the PLC control system.
In a preferred embodiment, the heat source 33 includes a plurality of fluorescent lamps or a plurality of resistance wires connected to the lamp holder. The structure is simple, when in use, the heating source 33 consisting of a plurality of fluorescent lamps or a plurality of resistance wires is adopted, and the temperature is controlled by turning on the fluorescent lamps or the resistance wires.
In a preferred embodiment, the adjusting mechanism 4 includes a sliding rod 42 slidably engaged with two ends of the lifting seat 41, and a mounting plate 43 connected to two ends of the sliding rod 42, and a screw 44 is threaded to the lifting seat 41 through the mounting plate 43 at the upper end. The structure is simple, during installation, the installation plate 43 of the adjusting mechanism 4 is positioned on one side of the production line and is fixedly installed, the lifting seat 41 is rotationally driven by the driving screw 44 to slide up and down along the slide rod 42, and the installation frame 1 connected with the lifting seat 41 synchronously lifts along with the lifting seat.
In a preferred embodiment, the air discharging method for the online packaging air continuous discharging device for medical wet tissues comprises the following steps:
s1, heating, wherein the PLC control system controls the heating source 33 to be started, and when the temperature reaches a set value, the flat pressing motor 25 is started;
s2, traction, starting the traction equipment, and enabling the traction belt drum to penetrate through the lower side of the flat pressing belt 24 of the flat pressing system 2; at the moment, the wet tissue is wrapped in the belt tube;
s3, the lateral direction is regular, the belt drum is abutted against the pushing plates of the pushing device 13 in the moving process, and the two sides of the belt drum are abutted against the two pushing plates to form surface contact; at the moment, the lower side surface of the belt drum is in surface contact with a conveying belt of the conveying mechanism;
s4, flat pressing, wherein the flat pressing belt 24 of the flat pressing system 2 is abutted against the upper side of the belt drum to form surface contact; in this step, the movement direction of the flat belt 24 is opposite to the movement direction of the belt drum;
s5, exhausting, namely, in S3 and S4, enabling the cylindrical belt drum to gradually form a rectangular structure, enabling the inner wall of the rectangular structure to be in contact with the wet tissues, and exhausting a large amount of air in the cylindrical belt drum; meanwhile, heat emitted by the heat source 33 passes through the flat pressing belt 24 to act on the inside of the rectangular structure, hot air is formed in the rectangular structure, the rectangular structure is cut off by a cutting device and then sealed to form a single package, when the internal waste heat is naturally cooled, the single package shrinks, and two ends of the seal are in contact with the wet tissue. The method is simple and convenient to operate, is beneficial to reducing the air content in a single package in the packaging process, regularly shapes the package while discharging air, and is beneficial to the case and bag packaging of the next procedure.
When the device and the method are installed and used, the mounting frame 1 is connected with the adjusting mechanism 4, the flat pressing system 2 is connected with the mounting frame 1, the heating device 3 is positioned on the inner side of the flat pressing belt 24 and matched with the vertical adjusting roller 22, when the distance between the vertical adjusting roller 22 and the fixed roller 21 is adjusted, the distance between the heating device 3 and the inner side of the flat pressing belt 24 is always kept unchanged, the belt cylinder is regularly pressed into a rectangular structure to be contacted with wet tissues inside when passing through the lower part of the flat pressing belt 24, the heating source 33 of the heating device 3 acts inside the rectangular structure, after sealing, residual heat is cooled to enable two ends to be contacted with the wet tissues, continuous regular and exhaust are formed, the structure shape of a single wet tissue package is stable, the air quantity inside the package is greatly reduced, the package of a case and bag in the next procedure is facilitated, and the operation is simple and convenient.
When in use, the dustproof cover 12 hinged with the upper side of the wall plate 11 is used for preventing dust, and the pushing device 13 is used for regulating the two sides of the belt drum; when in maintenance, the upward lifting force of the lifting handle at one end of the dust cover 12 is applied, and the dust cover 12 can be opened by rotating the other end around the hinged point.
When the device is used, the two fixing rollers 21 are matched with the shaft holes of the wall board 11 to keep the distance unchanged, the vertical adjusting rollers 22 are matched with the vertical sliding grooves of the wall board 11 to adjust the distance of the lower side surface of the flat pressing belt 24 to enable the flat pressing belt to be close to the belt drum, and the horizontal adjusting rollers 23 are matched with the horizontal sliding grooves of the wall board 11 to adjust the tension degree of the flat pressing belt 24.
The flat pressing motor 25 drives the fixed roller 21 to drive the flat pressing belt 24 to rotate, the vertical electric push rod 26 drives the vertical adjusting roller 22 to slide up and down to adjust the distance, and the horizontal electric push rod 27 synchronously drives the horizontal adjusting roller 23 to horizontally move to adjust the tension of the flat pressing belt 24 during action of the vertical electric push rod 26.
When the device is used, when the linear velocity of the belt drum is higher, the PLC control system controls the flat pressing motor 25 to adjust the rotating speed, so that the rotating speed of the flat pressing belt 24 is consistent with the rotating speed, and when the rotating speed is higher, the PLC control system controls the heating temperature of the heating source 33 to be higher, so that the temperature rise speed of the belt drum in unit time is higher.
When the wet tissue stretching device is used, according to the specification of wet tissues coated in the belt barrel, the PLC control system controls the stretching amount of the vertical electric push rod 26, the distance between the lower side surface of the flat pressing belt 24 and the upper side surface of the belt barrel is adjusted, and at the moment, the horizontal electric push rod 27 synchronously acts to keep the flat pressing belt 24 in a tensioning state.
During installation, the shaft sleeves 32 on the two sides of the fixing plate 31 are matched with shaft necks on the vertical adjusting rollers 22, and the fixing plate 31 moves synchronously with the vertical adjusting rollers 22 in the process of adjusting the height by sliding up and down, so that the distance between the fixing plate 31 and the flat pressing belt 24 is kept unchanged.
When the temperature control device is used, the heating source 33 consisting of a plurality of fluorescent lamps or a plurality of resistance wires is adopted, and the temperature is controlled by turning on the fluorescent lamps or the resistance wires.
During installation, the installation plate 43 of the adjusting mechanism 4 is fixedly installed on one side of the production line, the lifting seat 41 is rotationally driven by the driving screw 44 to slide up and down along the slide rod 42, and the installation frame 1 connected with the lifting seat 41 synchronously lifts along with the lifting seat.
Claims (9)
1. The utility model provides a continuous eduction gear of medical wet piece of cloth online packaging air which characterized by: the flat pressing device comprises a mounting rack (1), a flat pressing system (2), a heating device (3) and an adjusting mechanism (4); the wallboard (11) of the mounting rack (1) is connected with the lifting seat (41) of the adjusting mechanism (4), the flat pressing system (2) is connected with the mounting rack (1), and the heating device (3) is positioned on the inner side of the flat pressing belt (24) of the flat pressing system (2) and is matched with the vertical adjusting roller (22); the heating source (33) of the heating device (3) faces the inner side of the flat pressing belt (24); when the distance between the vertical adjusting roller (22) and the fixed roller (21) is adjusted, the distance between the heating device (3) and the inner side of the flat pressing belt (24) is always kept unchanged;
the flat pressing system (2) comprises a flat pressing belt (24) matched with a fixed roller (21), a vertical adjusting roller (22) and a horizontal adjusting roller (23); the fixed roller (21) is matched with a shaft hole on the wall plate (11), the vertical adjusting roller (22) is matched with a vertical sliding groove on the wall plate (11), and the horizontal adjusting roller (23) is matched with a horizontal sliding groove on the wall plate (11).
2. The on-line packaging air continuous discharge device for medical wet tissues as claimed in claim 1, which is characterized in that: the mounting frame (1) comprises dust covers (12) hinged with the upper sides of the two wall plates (11) and two pushing devices (13) which are symmetrical to each other and connected with the lower sides of the two wall plates (11); the pushing device (13) comprises oblique blocks connected with two ends of the spring, one oblique block is connected with the pushing plate, the other oblique block is connected with the wallboard (11), and the spring is compressed to form reverse pushing force after the two pushing plates are stressed.
3. The online packaging and air continuous discharging device for medical wet tissues as claimed in claim 1, wherein: the fixed roller (21) is connected with a flat pressing motor (25), the vertical adjusting roller (22) is connected with a vertical electric push rod (26), and the horizontal adjusting roller (23) is connected with a horizontal electric push rod (27); the flat pressing motor (25), the vertical electric push rod (26) and the horizontal electric push rod (27) are connected with a PLC control system.
4. The on-line packaging air continuous discharge device for medical wet tissues as claimed in claim 3, wherein: the PLC control system controls the rotating speed of the flat pressing motor (25) and the temperature of the heating source (33), and when the rotating speed of the flat pressing motor (25) is higher, the temperature emitted by the heating source (33) is higher.
5. The on-line packaging air continuous discharge device for medical wet tissues as claimed in claim 3, wherein: the PLC control system controls the stretching amount of the vertical electric push rod (26) and the horizontal electric push rod (27), when the vertical electric push rod (26) drives the vertical adjusting roller (22) to move downwards and the distance between the flat press belts (24) is increased, the horizontal electric push rod (27) contracts synchronously, and the flat press belts (24) are kept in a tensioning state.
6. The online packaging and air continuous discharging device for medical wet tissues as claimed in claim 1, wherein: the heating device (3) comprises shaft sleeves (32) which are positioned on two sides of the fixing plate (31) and connected with each other, and a heating source (33) which is positioned on the lower side of the fixing plate (31), wherein the shaft sleeves (32) are matched with the vertical adjusting rollers (22).
7. The on-line packaging air continuous discharge device for medical wet tissues as claimed in claim 1, which is characterized in that: the heating source (33) comprises a plurality of fluorescent lamps or a plurality of resistance wires connected with the lamp holder.
8. The online packaging and air continuous discharging device for medical wet tissues as claimed in claim 1, wherein: the adjusting mechanism (4) comprises a sliding rod (42) which is in sliding fit with the two ends of the lifting seat (41) and mounting plates (43) which are connected with the two ends of the sliding rod (42), and a screw rod (44) penetrates through the mounting plate (43) at the upper end to be in threaded fit with the lifting seat (41).
9. The air discharging method of the medical wet tissue on-line packaging air continuous discharging device according to any one of claims 1 to 8, characterized by comprising the steps of:
s1, heating, wherein the PLC control system controls the heating source (33) to be started, and when the temperature reaches a set value, the flat pressing motor (25) is started;
s2, traction, starting traction equipment, and enabling a traction belt drum to penetrate through the lower side of a flat pressing belt (24) of the flat pressing system (2); at this time, the wet tissue is wrapped in the belt tube;
s3, the lateral direction is regulated, the belt drum is abutted against the pushing plate of the pushing device (13) in the moving process, and the two sides of the belt drum are abutted against the two pushing plates to form surface contact; at the moment, the lower side surface of the belt drum is in surface contact with a conveying belt of the conveying mechanism;
s4, flat pressing, wherein a flat pressing belt (24) of the flat pressing system (2) is abutted against the upper side of the belt drum to form surface contact; in the step, the movement direction of the flat pressing belt (24) is opposite to the movement direction of the belt drum;
s5, exhausting, namely, in S3 and S4, enabling the cylindrical belt drum to gradually form a rectangular structure, enabling the inner wall of the rectangular structure to be in contact with the wet tissues, and exhausting a large amount of air in the cylindrical belt drum; meanwhile, heat emitted by the heating source (33) passes through the flat pressing belt (24) to act on the inside of the rectangular structure, hot air is formed in the rectangular structure, the rectangular structure is cut by the cutting equipment and then sealed to form a single package, when the internal waste heat is naturally cooled, the single package shrinks, and two ends of the seal are in contact with the wet tissue.
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| CN202110332320.7A CN113071760B (en) | 2021-03-29 | 2021-03-29 | Online packaging air continuous discharging device and method for medical wet tissue |
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| CN202110332320.7A CN113071760B (en) | 2021-03-29 | 2021-03-29 | Online packaging air continuous discharging device and method for medical wet tissue |
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| CN113071760B true CN113071760B (en) | 2022-06-03 |
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| CN101314269A (en) * | 2007-05-30 | 2008-12-03 | 罗伯特别克勒有限公司 | Multi-level laminating press |
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| CN113071760A (en) | 2021-07-06 |
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