CN113148292A - Method for shaping packaging bag of bagged FOSB - Google Patents

Method for shaping packaging bag of bagged FOSB Download PDF

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Publication number
CN113148292A
CN113148292A CN202011439783.5A CN202011439783A CN113148292A CN 113148292 A CN113148292 A CN 113148292A CN 202011439783 A CN202011439783 A CN 202011439783A CN 113148292 A CN113148292 A CN 113148292A
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China
Prior art keywords
shaping
fosb
vacuum cavity
sealing
plate
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Withdrawn
Application number
CN202011439783.5A
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Chinese (zh)
Inventor
王迪杏
计时鸣
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Wuxi Diyuante Technology Co ltd
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Wuxi Diyuante Technology Co ltd
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Priority to CN202011439783.5A priority Critical patent/CN113148292A/en
Publication of CN113148292A publication Critical patent/CN113148292A/en
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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
    • B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
    • B65B31/04—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied
    • B65B31/06—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied the nozzle being arranged for insertion into, and withdrawal from, the mouth of a filled container and operating in conjunction with means for sealing the container mouth
    • 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
    • B65B51/14—Applying or generating heat or pressure or combinations thereof by reciprocating or oscillating members
    • B65B51/146—Closing bags
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Vacuum Packaging (AREA)

Abstract

The invention discloses a method for shaping a FOSB (food oriented strand board) packaging bag after bagging, which specifically comprises the following steps: moving the FOSB to a shaping station, clamping a bag opening of the packaging bag by a vacuum cavity opening vacuum pumping device, and shaping the back and side of the FOSB while vacuumizing the interior of the packaging bag by a vacuum pumping pipe; sealing by using a sealing station after the vacuumizing is finished; the vacuum cavity presss from both sides a mouthful evacuating device and the closing device removes initial position after the operation of sealing is accomplished, and FOSB front end shaping device begins to carry out the plastic to FOSB's positive wrapping bag, removes FOSB after the plastic finishes, resets FOSB front end shaping device at last. The method has compact integral design, the processes of vacuumizing, sealing and shaping are carried out simultaneously, the waiting interval of each process can be reduced, the packaging efficiency of the whole production line is improved by simultaneously carrying out multiple processes, the automation level of the whole method is high, and the labor cost is reduced.

Description

Method for shaping packaging bag of bagged FOSB
Technical Field
The invention relates to the field of FOSB packaging, in particular to a method for shaping a packaged FOSB packaging bag.
Background
The wafer refers to a silicon chip made of silicon semiconductor integrated circuits, and is called a wafer because the shape of the wafer is circular, the wafer is a carrier used for producing the integrated circuits, the wafer in general meaning is basically a monocrystalline silicon wafer, the monocrystalline silicon wafer is manufactured and extracted by common silicon sand, a monocrystalline silicon rod is supported after a plurality of series of errors are dissolved, purified and distilled, and the monocrystalline silicon rod becomes the wafer after being polished and sliced. With the continuous development of the integrated circuit manufacturing technology, the characteristic size of a chip is smaller and smaller, the number of interconnection layers is larger and larger, the diameter of a wafer is also increased, the surface of the wafer must have extremely high flatness, smoothness and cleanliness to realize multilayer wiring, and the wafer cannot be randomly packaged like common equipment in the transportation process in order to realize the flatness, smoothness and cleanliness of the surface of the wafer, so that a special wafer packaging box is particularly necessary.
The fosb (front Opening Shipping box), which is called a front Opening wafer Shipping box, is a packaging box dedicated for wafer Shipping. The front-opening wafer transport box can protect, transport and store wafers, prevent the wafers from rubbing or colliding in the transport process, and provide safety protection for the wafers during transport, transmission and storage. The front-opening wafer transport box has good air tightness and can effectively prevent the generation of substances.
The existing front-opening wafer transport box needs to be packaged before storage and transportation, the existing wafer packaging basically adopts manual packaging, the whole packaging process comprises five steps of shaping a packaging bag, placing the front-opening wafer transport box in the packaging bag, carrying out hot vacuum heat sealing on the packaging bag, reshaping the packaging bag, winding an adhesive tape on the surface of the packaging bag and labeling, wherein two corners at the upper end of an opening of the packaging bag, which is formed by placing FOSB in the reshaped packaging bag, are generally opened by a mechanical claw, so that the opening of the packaging bag is in an open state, the packaging bag needs to be reshaped at the moment, so that the packaging bag is attached to the shape of the FOSB, and the subsequent step of winding the adhesive tape on the reshaped packaging bag is carried out; the step is basically completed manually at the present stage, so that the production efficiency is low, the automation degree is low, and the requirements of the present automatic production cannot be met.
Disclosure of Invention
The invention aims to solve the problems of low efficiency and low automation degree caused by manual shaping of the packaging bag after the existing FOSB is sleeved with the bag, and provides a method for shaping the packaging bag of the FOSB after the bag is sleeved with the bag, which can automatically realize the vacuumizing and automatic shaping of the packaging bag of the FOSB after the bag is sleeved with the bag and improve the shaping efficiency; the FOSB packaging bag adopts a packaging bag similar to an aluminum foil bag and has stronger plasticity, the FOSB is filled in the packaging bag with the opened bag mouth in the initial state and is conveyed to the FOSB feeding conveying belt through the FOSB conveying device at the previous station, the previous station of the station is a FOSB sleeve packaging bag station, and the next station of the station is a station for winding an adhesive tape on the surface of the packaging bag. The packaging bag adopted by the invention is a bag with a bag opening provided with spots, and when the bag opening is pressed, the spots in the bag opening enable the bag opening to have certain gaps capable of being vacuumized.
The invention realizes the purpose through the following technical scheme: a method for shaping a packaged FOSB (Fosbb) packaging bag after bagging specifically comprises the following steps:
the method comprises the following steps: the FOSB finishes the processes of bagging and releasing the drying agent and the humidity card from the previous process, the bagged FOSB and the packaging bag enter a FOSB feeding conveyor belt from a conveyor of the previous process, the FOSB conveyor belt conveys the FOSB sleeved with the packaging bag to a shaping station, and the opening of the packaging bag is in an opening state at the moment;
step two: the horizontal driving device of the sealing station pushes the whole body formed by the vacuum cavity clamping opening vacuumizing device and the sealing device to approach to the front side of the FOSB until the bag opening of the packaging bag enters the range of the upper vacuum cavity and the lower vacuum cavity of the vacuum cavity clamping opening vacuumizing device, so that the distance between the sealing platform and the front side of the FOSB is 10 mm;
step three: the vacuum cavity mouth clamping vacuumizing device starts to work, the vacuum cavity vertically drives the linear module to move downwards through the vacuum cavity upper connecting plate, so that the upper vacuum cavity is driven to move downwards until the upper vacuum cavity and the lower vacuum cavity clamp the whole bag mouth of the packaging bag in the vacuum cavity; because the bag mouth of the packaging bag is provided with a certain gap for vacuumizing, the packaging bag can be pumped out by vacuumizing the vacuum cavities when the upper vacuum cavity and the lower vacuum cavity clamp the bag mouth of the packaging bag
Step four: the vacuumizing device connected with the vacuum exhaust pipe starts to work, the vacuum cavity is exhausted through the vacuum exhaust pipe, and the interior of the packaging bag filled with the FOSB is exhausted while the vacuum cavity is vacuumized; meanwhile, the FOSB back side shaping device of the shaping station starts to work, a beam driving motor of the FOSB back side shaping device drives a horizontal movable beam provided with a side shaping plate and a back shaping plate to move downwards along a beam vertical guide rail until the horizontal movable beam moves to a position where the shaping surfaces of the side shaping plate and the back shaping plate are as high as the side surface and the back surface of the FOSB, and the beam driving motor stops working; the side shaping plate linear driving module on the horizontal movable cross beam drives the two side shaping plates to approach to two side surfaces of the FOSB through the side shaping plate connecting piece, and the back shaping plate linear driving module on the horizontal movable cross beam drives the back shaping plate to move towards the direction approaching to the FOSB through the back shaping plate connecting piece; the two side shaping plates are gradually close to the two side surfaces of the FOSB until the side surfaces of the FOSB are attached, and the packaging bag on the side surface of the FOSB can be pressed on the side surface of the FOSB in the process that the side shaping plates are close to the FOSB; the horizontal section of the back shaping plate is U-shaped, the back shaping surface of the back shaping plate (42) comprises a back plate for shaping the back of the FOSB and side plates for shaping the back sides of the two sides of the FOSB, smooth circular arc transition is formed between the two sides and the back plate, the moving mode of the side shaping plate is that the back surface is gradually close to the back surface of the FOSB, a packaging bag at the back surface of the FOSB can be flattened on the back surface of the FOSB when the side shaping plate moves, meanwhile, edges and corners of two wings of the packaging bag are pressed to a section of side surface close to the back surface of the FOSB by the front sides of the side plates at the two sides of the back shaping plate, the circular arc transition of the back shaping plate is attached to the circular arc transition of the side surface and the back surface of the FOSB when the back surface of the FOSB is completely closed, and the front ends of the two side plates of the back shaping plate are close to the edges of the two side shaping plates; the air exhaust of the vacuum exhaust tube and the shaping of the packaging bag are carried out simultaneously, and after the air exhaust of the vacuum exhaust tube is finished, the side shaping plate and the back shaping plate of the FOSB back side shaping device are just attached to the back and the side of the FOSB;
step five: after the vacuumizing is finished, the upper vacuum cavity and the lower vacuum cavity are kept for clamping the bag opening of the packaging bag, a sealing device above a sealing station starts to work, a sealing machine of the sealing device moves to the edge position of the bag opening of the packaging bag under the action of a sealing machine driving linear module, the sealing end of the sealing machine begins to descend and seals one section of the packaging bag above a sealing platform, after one section of sealing is finished, the sealing end is restored to the initial position, meanwhile, the sealing machine driving linear module translates for a distance, the sealing end of the sealing machine descends again and seals the next section of the packaging bag, and the sealing operation is circulated until the sealing of the bag opening of the whole packaging bag is finished; when the sealing is finished, the back shaping and the side shaping of the packaging bag are finished synchronously;
step six: after the sealing is finished, the vacuum cavity vertical driving linear module drives the whole body formed by the vacuum cavity upper connecting plate and the upper vacuum cavity to move upwards, the upper vacuum cavity is moved away from the lower vacuum cavity, meanwhile, the whole sealing station moves back under the action of the sealing station horizontal driving device, and the vacuum cavity opening vacuumizing device and the sealing device are integrally far away from the packaging bag until the packaging bag returns to the initial position; simultaneously, the side shaping plate linear driving module drives the two side shaping plates to move back, the rear shaping plate linear driving module drives the back shaping plate to move back, and the side shaping plate and the back shaping plate move back for a certain distance;
step seven: the FOSB front end shaping device starts to work, a vertical two-stage linear driving mechanism of the FOSB front end shaping device pushes a front shaping guide plate to move downwards, the front shaping guide plate firstly touches a packaging bag on the front side of the FOSB in the downward moving process, the packaging bag on the front side of the FOSB and a bag opening are pressed downwards, and the packaging bag on the front side of the FOSB is gradually attached to a front panel of the FOSB under the action of the front shaping guide plate; meanwhile, the rotary shaping cylinders fixed on the two sides of the front shaping guide plate drive the rotary shaping plate to rotate, the rotary shaping plate is a vertical plate, the rotation axis of the rotary shaping plate is close to the edges of the two sides of the FOSB front panel, the sides of the two sides of the packaging bag pressed on the FOSB front panel are pressed towards the side direction of the FOSB when the rotary shaping plate rotates, when the front shaping guide plate moves to the bottommost end of the FOSB front panel, the rotary shaping plate is just separated from the side of the FOSB, at the moment, the front side and the bag mouth of the whole packaging bag are tightly attached to the FOSB front panel, and the front side and the two sides of the bag mouth of the packaging bag are tightly attached to the side of the FOSB;
step eight: the FOSB feeding conveyor belt starts to work, and the FOSB on the FOSB feeding conveyor belt after the vacuum-pumping and shaping of the packaging bags are finished is sent to the next station.
Step nine: the vertical two-stage linear driving mechanism of the FOSB front end shaping device drives the front shaping guide plate and the rotary shaping plate to move upwards to return to the initial position.
The invention discloses a FOSB packaging bag shaping device after bagging, which comprises an integral frame, a FOSB feeding conveyor belt, a vacuum cavity clamping vacuumizing device, a sealing device, a FOSB front end shaping device, a sealing station horizontal driving device and a FOSB back side shaping device, wherein the integral frame comprises a first bottom frame, a shaping station first frame, a shaping station second frame, a second bottom frame and a sealing station movable frame; the FOSB feeding conveyor belt is arranged on a first bottom frame of the integral frame, the shaping station first frame is arranged on the first bottom frame on one side of the FOSB feeding conveyor belt and is positioned on one side of the FOSB feeding conveyor belt facing to the back of the FOSB, the sealing station movable frame is arranged on a second bottom frame on the other side of the FOSB feeding conveyor belt through a sealing station horizontal driving device, the sealing station movable frame and the sealing station horizontal driving device are arranged on one side of the FOSB facing to the front side, and the sealing station horizontal driving device drives the sealing station movable frame to move linearly towards the direction of the FOSB feeding conveyor belt when working; the FOSB front end shaping device and the FOSB back side shaping device are both arranged on the shaping station second rack; the vacuum cavity clamping opening vacuumizing device and the sealing device are both arranged on the movable frame of the sealing station;
the vacuum cavity opening vacuumizing device comprises a vacuum cavity vertical driving linear module, an upper vacuum cavity, a vacuum cavity upper connecting plate, a lower vacuum cavity, a sealing platform and a vacuum cavity lower connecting plate, wherein the vacuum cavity vertical driving linear module is provided with two groups of vacuum cavity vertical driving linear modules which are bilaterally symmetrical, the two groups of vacuum cavity vertical driving linear modules are vertically fixed on a sealing station movable rack, sliding blocks of the two groups of vacuum cavity vertical driving linear modules are connected to two sides of the upper vacuum cavity through the two vacuum cavity upper connecting plates, and the two groups of vacuum cavity vertical driving linear modules drive the upper vacuum cavity to move up and down through the two vacuum cavity upper connecting plates when working; the lower vacuum cavity is fixed on the movable frame of the sealing station through a lower vacuum cavity connecting plate, the upper vacuum cavity is arranged right above the lower vacuum cavity, when the upper vacuum cavity is driven by the vacuum cavity vertical driving linear module to descend to the surface of the upper vacuum cavity and the lower vacuum cavity to be attached, the upper vacuum cavity and the lower vacuum cavity form a vacuum cavity for vacuumizing, a vacuum pumping hole communicated with the vacuum cavity is formed in the top of the upper vacuum cavity, and a vacuumizing device is connected with the vacuum pumping hole in the top of the upper vacuum cavity through a vacuum pumping pipe; the lower vacuum cavity connecting plate is also provided with a sealing platform which is fixed on the lower vacuum cavity connecting plate between the lower vacuum cavity and the FOSB feeding conveyor belt through bolts;
the sealing device comprises a sealing machine, a sealing machine mounting plate and a sealing machine driving linear module, wherein the sealing machine driving linear module is arranged in parallel to the motion direction of the FOSB feeding conveyor belt and is fixed on a movable frame of a sealing station;
the FOSB front end shaping device comprises a vertical secondary linear driving mechanism, a front side shaping plate, a rotary shaping plate, a front side shaping guide plate, a rotary shaping cylinder and a front side shaping plate connecting piece, wherein the vertical secondary linear driving mechanism is fixed on a second rack of a shaping station;
the FOSB back side shaping device comprises a side shaping plate, a back shaping plate, a side shaping plate connecting piece, a back shaping plate connecting piece, a side shaping plate linear driving module, a back shaping plate linear driving module, a horizontal movable cross beam, a cross beam vertical guide rail, a cross beam ball screw, a cross beam screw nut and a cross beam driving motor, the crossbeam driving motor is arranged on the shaping station second frame through a motor base, two ends of a crossbeam ball screw are arranged on the shaping station second frame through bearings, a crossbeam vertical guide rail is fixedly arranged on the shaping station second frame, an output shaft of the crossbeam driving motor is connected with one end of the crossbeam ball screw, the horizontal movable cross beam is fixedly connected with a cross beam screw nut and a cross beam vertical sliding block sleeved on the cross beam vertical guide rail, and the cross beam driving motor drives the horizontal movable cross beam to linearly move along the cross beam vertical guide rail through the cross beam ball screw when working; the lateral shaping plate linear driving module is fixed at the bottom of the horizontal movable cross beam, the lateral shaping plate linear driving module is arranged in parallel to the movement direction of the FOSB feeding conveyor belt, a sliding block of the lateral shaping plate linear driving module is connected with the lateral shaping plate through a lateral shaping plate connecting piece, and the lateral shaping plate linear driving module, the lateral shaping plate connecting piece and the lateral shaping plate are provided with two groups and are symmetrically arranged at the left side and the right side of the bottom of the horizontal movable cross beam; the back shaping plate linear driving module is fixed at the bottom of the horizontal movable cross beam, the back shaping plate linear driving module is perpendicular to the moving direction of the FOSB feeding conveyor belt, and the back shaping plate linear driving module is connected with the back shaping plate through the back shaping plate connecting piece.
Further, seal station horizontal drive arrangement including sealing station horizontal module, seal station linear guide and seal the station slider, seal station horizontal module and two and seal the equal horizontal installation of station linear guide in first bottom frame, seal station horizontal module and two and seal the equal perpendicular to FOSB feeding and conveying's of station linear guide direction of motion setting, two seal station linear guide all overlap and are equipped with and seal the station slider, seal the expansion end of station horizontal module and two sliders that seal the station and all fix the bottom in second bottom frame. Seal station horizontal drive device during operation and drive second bottom frame along sealing station linear guide and being close to or keeping away from to FOSB feeding conveyer belt direction through sealing station horizontal module.
Furthermore, the first bottom rack and the shaping station first rack are connected through bolts, and positioning pieces are arranged at the positions where the first bottom rack and the shaping station first rack are connected with each other; the sealing station movable rack and the second bottom rack are connected through bolts, and positioning pieces are arranged at the positions where the sealing station movable rack and the second bottom rack are connected with each other; the first shaping station rack and the second shaping station rack are connected through bolts, and positioning pieces are arranged at the positions where the first shaping station rack and the second shaping station rack are connected with each other. All there is the spacer in each frame of whole frame for with the interconnect between the frame of connecting, the spacer can ensure the position installation accuracy between each frame, has played certain guarantee effect to the accurate work of other each mechanisms.
Further, the joint of the upper vacuum cavity and the lower vacuum cavity is sealed through a rubber strip.
Furthermore, the vacuum cavity range formed by the upper vacuum cavity and the lower vacuum cavity can accommodate the bag opening of the whole packaging bag. Because the bag mouth of the packaging bag is provided with the speckles, even if the opening of the packaging bag still has a gap for vacuumizing when the packaging bag is clamped by the vacuum cavity and the lower vacuum cavity, the bag mouth of the packaging bag is positioned in the vacuum cavity during vacuumizing, and the air in the packaging bag is sucked into the vacuum cavity by the negative pressure of the vacuumizing in the vacuum cavity.
Furthermore, the opening of the vacuum exhaust tube is in a flat duckbill shape. The limit stroke of the vacuum exhaust tube is within 10mm from the surface of the FOSB when moving towards the FOSB under the driving of the vacuum exhaust linear module, and the formation of the vacuum exhaust tube is realized by the front and rear limit blocks arranged on the vacuum exhaust linear module. The vacuum exhaust tube is pressed on the vacuum sealing bottom plate by the vacuum clamping plate after extending into the packaging bag. Because the opening of vacuum exhaust tube is flat duckbilled type, even if push down by the vacuum splint and do not influence vacuum exhaust tube's bleeding yet, the sack of wrapping bag still keeps encapsulated situation when vacuum exhaust tube takes out then can be guaranteed to the rubber strip before the vacuum splint bottom adopts vacuum fixture and the rubber strip behind the vacuum fixture.
Furthermore, the side of the front side shaping guide plate close to the FOSB is provided with an arc-shaped guide surface far away from the side of the FOSB. The wrapping bag of FOSB leading flank is pushed down and is pushed down to the arc spigot surface, realizes the shaping of pushing down of FOSB open face wrapping bag, and two rotatory shaping plates rotate under two effects that rotate the plastic cylinder, realize the plastic of the wrapping bag on FOSB opening side both sides.
Furthermore, the back shaping plate is arranged in a profiling way, and the horizontal cross section of the back shaping surface is similar to the shape of the back and the side parts of the FOSB; the shape of the whole of the back shaping plate and the two side shaping plates is similar to the shape of the back and the side of the FOSB.
Furthermore, the sealing machine is provided with a vertical driving mechanism, and the vertical driving mechanism drives the sealing end of the sealing machine to move up and down. Because the sealing size of the whole packaging bag is about 0.9-1 m during the sealing of the FOSB, the sealing machine needs to carry out multiple sealing operations during the sealing, and the multiple sealing is realized by driving the sealing head to carry out multiple sealing through the vertical driving mechanism of the sealing machine.
Furthermore, the bottoms of the first bottom rack and the second bottom rack are provided with at least four pushing rollers and at least four supporting legs.
Furthermore, vertical second grade straight line actuating mechanism is by the constitution of the straight line module of two vertical settings, is first front end plastic straight line module and second front end plastic straight line module respectively, and the expansion end of first front end plastic straight line module connects front side plastic board connection piece, and the stiff end of first front end plastic straight line module is connected on the slider of second front end plastic straight line module, and second front end plastic straight line module is fixed in plastic station second frame. The front end plastic adopts vertical second grade linear drive mechanism can effectively prevent the not enough condition of stroke of front end plastic, because the stroke that the front end plastic needs is greater than rear end and side plastic, and the design of whole assembly line has leaded to arranging FOSB front end shaping device and must not have the mutual interference with last process in certain size range, has consequently adopted vertical second grade linear drive mechanism to drive the vertical motion of plastic part in the FOSB front end shaping device.
The invention has the beneficial effects that:
1. the method has compact integral design, the processes of vacuumizing, sealing and shaping are carried out simultaneously, the waiting interval of each process can be reduced, the packaging efficiency of the whole production line is improved by simultaneously carrying out multiple processes, the automation level of the whole method is high, and the labor cost is reduced.
2. The device disclosed by the invention is compact in structure and close in matching, and can automatically realize the vacuumizing and automatic shaping of the FOSB packaged bag after being sleeved, so that the shaping efficiency is improved, the whole process is carried out automatically, and the labor cost is reduced.
3. The sealing machine drives the linear module to drive the sealing machine to move, the whole FOSB packaging bag is sealed through one section of sealing, and therefore the packaging bag of the FOSB can be sealed quickly and efficiently.
4. The FOSB front end shaping device and the FOSB back side shaping device are used for shaping the packaging bag, the vacuum cavity clamping opening vacuumizing device clamping opening is used for vacuumizing, the vacuumizing device is used for vacuumizing, the processes are carried out simultaneously, and the shaping efficiency of the FOSB packaging bag can be improved.
5. According to the invention, the vacuum-pumping device for clamping the opening of the vacuum cavity is adopted to pump the interior of the packaging bag, the upper vacuum cavity and the lower vacuum cavity are utilized to clamp the opening of the packaging bag, and then the vacuum cavity is pumped, so that due to the characteristics of the packaging bag, even if the front end of the packaging bag is clamped, the air in the packaging bag can be smoothly pumped; meanwhile, the sealing machine is arranged between the vacuum cavity clamping opening vacuumizing device and the FOSB, and the vacuum cavity clamping opening vacuumizing device can also play a role in clamping the front end after vacuumizing is finished, so that subsequent sealing operation is facilitated, the structure of the whole device is simplified, and the production cost of equipment is reduced.
6. According to the invention, the positioning blocks are adopted for positioning among the racks, so that the accuracy and stability of mutual installation can be ensured, meanwhile, the racks can be quickly and quickly installed, the whole device is split into a plurality of rack modules, the whole device is convenient to replace and maintain in the later period, and meanwhile, the positioning and installation between the rack modules and the front and back working procedures are also convenient.
7. The invention sets an arc guide surface far away from the FOSB on the side of the front shaping guide plate near the FOSB, because the front end of the FOSB front shaping device 4 is not necessarily completely aligned with the front end of the FOSB in the packaging bag, only the front shaping guide plate 38 with a guide arc surface is used for guiding, so that the packaging bag at the front end of the FOSB can be smoothly pressed down.
8. The back shaping plate is arranged in a profiling way, and the horizontal cross section of the back shaping surface is similar to the shape of the back and the side part of the FOSB; the shape of the whole body is similar to the shape of the back and the side of the FOSB when the back shaping plate and the two side shaping plates are shaped, the shaping of the two sides of the FOSB can be realized firstly during shaping, and the shaping of bending inwards at the two back side angles can be realized simultaneously during back shaping.
9. The vacuum-pumping and shaping of the back and the side are carried out simultaneously, so that the shaping efficiency is improved, and the problem that the shaping appearance is irregular and even the shaping fails due to the fact that a packaging bag is absorbed on the surface of the FOSB in a fold shape in the vacuum-pumping process is solved.
Drawings
FIG. 1 is an isometric view of a bag shaper for a bagged FOSB in accordance with the present invention.
FIG. 2 is a right side view of a device for reforming a packaging bag of a FOSB after being bagged in accordance with the present invention.
Fig. 3 is an isometric view of a sealing station of the present invention.
Fig. 4 is a front view of the capping station of the present invention.
Fig. 5 is a right side view of the capping station of the present invention.
Fig. 6 is an isometric view of a reforming station of the present invention.
Fig. 7 is a front view of the reforming station of the present invention.
Fig. 8 is a right side view of the reforming station of the present invention.
In the figure, a 1-FOSB feeding conveyor belt, a 2-vacuum cavity clamping mouth vacuumizing device, a 3-sealing device, a 4-FOSB front end shaping device, a 5-sealing station horizontal driving device, a 6-FOSB back side shaping device, a 7-first bottom frame, an 8-shaping station first frame, a 9-shaping station second frame, a 10-second bottom frame, an 11-sealing station movable frame, a 12-FOSB, a 13-vacuum pumping hole, a 14-vacuum cavity vertical driving linear module, a 15-upper vacuum cavity, a 16-vacuum cavity upper connecting plate, a 17-lower vacuum cavity, an 18-sealing platform, a 19-vacuum cavity lower connecting plate, a 24-sealing machine, a 25-sealing machine mounting plate, a 26-sealing machine driving linear module, a 27-sealing station horizontal module, a, 28-sealing station linear guide rail, 29-sealing station sliding block, 35-vertical two-stage linear driving mechanism, 36-front shaping plate, 37-rotary shaping plate, 38-front shaping guide plate, 39-front shaping plate connecting sheet, 40-rotary shaping cylinder, 41-side shaping plate, 42-back shaping plate, 43-side shaping plate connecting piece, 44-back shaping plate connecting piece, 45-side shaping plate linear driving module, 46-back shaping plate linear driving module, 47-horizontal movable beam, 48-beam vertical guide rail, 49-beam ball screw, 50-beam screw nut, 51-beam driving motor, 52-pushing roller and 53-supporting foot.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
as shown in fig. 1 to 8, a method for shaping a packaged FOSB packaging bag specifically comprises the following steps:
the method comprises the following steps: the FOSB12 finishes the processes of bagging, releasing a drying agent and clamping humidity from the previous process, the bagged FOSB12 and the packaging bags enter the FOSB feeding conveyor belt 1 together from the conveyor device of the previous process, the FOSB feeding conveyor belt 1 conveys the FOSB12 sleeved with the packaging bags to a shaping station, and the bag openings of the packaging bags are in an opening state;
step two: the sealing station horizontal driving device 5 pushes the whole body formed by the vacuum cavity opening clamping vacuumizing device 2 and the sealing device 3 to approach the front side of the FOSB12 until the bag opening of the packaging bag enters the range of the upper vacuum cavity 15 and the lower vacuum cavity 17 of the vacuum cavity opening clamping vacuumizing device 2, so that the sealing platform 18 is 10mm away from the front side of the FOSB 12;
step three: the vacuum cavity mouth clamping vacuumizing device 2 starts to work, the vacuum cavity vertical driving linear module 14 moves downwards through the vacuum cavity upper connecting plate 16, so that the upper vacuum cavity 15 is driven to move downwards until the upper vacuum cavity 15 and the lower vacuum cavity 17 clamp the whole bag mouth of the packaging bag in the vacuum cavity; because the bag mouth of the packaging bag is provided with a certain gap for vacuumizing, the packaging bag can be pumped out by vacuumizing the upper vacuum cavity 15, the lower vacuum cavity 17 and the vacuum cavities when the bag mouth of the packaging bag is clamped
Step four: the vacuumizing device connected with the vacuum exhaust tube starts to work, the vacuum cavity is exhausted through the vacuum exhaust tube, and the interior of the packaging bag filled with the FOSB12 is exhausted while the vacuum cavity is vacuumized; simultaneously, the FOSB back side shaping device 6 of the shaping station starts to work, the beam driving motor 51 of the FOSB back side shaping device 6 drives the horizontal movable beam 47 provided with the side shaping plate 41 and the back shaping plate 42 to move downwards along the beam vertical guide rail 48 until the horizontal movable beam moves to the position where the shaping surfaces of the side shaping plate 41 and the back shaping plate 42 are equal to the side surface and the back surface of the FOSB12, and the operation of the beam driving motor 51 is stopped; the side shaping plate linear driving module 45 on the horizontal movable beam 47 drives the two side shaping plates 41 to approach to two side surfaces of the FOSB12 through the side shaping plate connecting piece, and the back shaping plate linear driving module 46 on the horizontal movable beam 47 drives the back shaping plate 42 to move towards the direction approaching to the FOSB12 through the back shaping plate connecting piece 44; the two side shaping plates 41 are gradually close to the two side surfaces of the FOSB12 until the two side shaping plates are attached to the side surface of the FOSB12, and the packaging bag at the side surface of the FOSB12 is pressed on the side surface of the FOSB12 in the process that the side shaping plates 41 are close to the FOSB 12; the horizontal section of the back shaping plate 42 is U-shaped, the back shaping surface of the back shaping plate 4242 comprises a back plate for shaping the back of the FOSB12 and side plates for shaping the back sides of the two sides of the FOSB12, the two sides and the back plate are in smooth circular arc transition, the side shaping plate 41 moves in a mode that the back side is gradually close to the back side of the FOSB12, the side shaping plate 41 can flatten a packaging bag at the back side of the FOSB12 on the back side of the FOSB12 when moving, simultaneously, edges and corners of two wings of the packaging bag are pressed to a section of side surface close to the back side of the FOSB12 by the side plates at the two sides of the back shaping plate 42, the circular arc transition of the back plate of the back shaping plate 42 is completely attached to the circular arc transition of the side surface of the FOSB12 and the back side surface, and the front ends of the two side plates of the back shaping plate 42 are close to the edges of the side shaping plate 41; the air exhaust of the vacuum exhaust tube and the shaping of the packaging bag are carried out simultaneously, and after the air exhaust of the vacuum exhaust tube is finished, the side shaping plate 41 and the back shaping plate 42 of the FOSB back side shaping device 6 are just attached to the back and the side of the FOSB 12;
step five: after the vacuumizing is finished, the clamping of the upper vacuum cavity 15 and the lower vacuum cavity 17 on the bag opening of the packaging bag is kept, the sealing device 3 above the sealing station starts to work, a sealing machine 24 of the sealing device 3 moves to the edge position of the bag opening of the packaging bag under the action of a sealing machine driving linear module 26, the sealing end of the sealing machine 24 begins to descend and seals one section of the packaging bag above a sealing platform 18, after one section of sealing is finished, the sealing end returns to the initial position, meanwhile, the sealing machine driving linear module 26 translates for a distance, the sealing end of the sealing machine 24 descends again and seals the next section of the packaging bag, and the sealing operation is circulated until the sealing of the bag opening of the whole packaging bag is finished; when the sealing is finished, the back shaping and the side shaping of the packaging bag are finished synchronously;
step six: after the sealing is finished, the vacuum cavity vertical driving linear module 14 drives the whole formed by the vacuum cavity upper connecting plate 16 and the upper vacuum cavity 15 to move upwards, the upper vacuum cavity 15 moves away from the lower vacuum cavity 17, meanwhile, the whole sealing station moves back under the action of the sealing station horizontal driving device 5, and the vacuum cavity opening vacuumizing device 2 and the sealing device 3 are integrally far away from the packaging bag until the packaging bag returns to the initial position; meanwhile, the side shaping plate linear driving module 45 drives the two side shaping plates 41 to move back, the rear shaping plate linear driving module 46 drives the back shaping plate 42 to move back, and the side shaping plate 41 and the back shaping plate 42 move back for a certain distance, and the rear cross beam driving motor 51 drives the horizontal movable cross beam 47 on which the side shaping plate 41 and the back shaping plate 42 are mounted to move up to an initial position along the cross beam vertical guide rail 48;
step seven: the FOSB front end shaping device 4 starts to work, the vertical two-stage linear driving mechanism 35 of the FOSB front end shaping device 4 pushes the front shaping guide plate 38 to move downwards, the front shaping guide plate 38 firstly touches the packaging bag on the front side of the FOSB12 in the downward moving process and presses the packaging bag on the front side of the FOSB12 together with the bag mouth downwards, and the packaging bag on the front side of the FOSB12 is gradually attached to the front panel of the FOSB12 under the action of the front shaping guide plate 38; meanwhile, the rotary shaping cylinders 40 fixed on two sides of the front shaping guide plate 38 drive the rotary shaping plate 37 to rotate, the rotary shaping plate 37 is a vertical plate, the rotation axis of the rotary shaping plate 37 is close to two side edges of a FOSB12 front panel, when the rotary shaping plate 37 rotates, two side edges of a packaging bag pressed on the FOSB12 front panel are pressed towards the side direction of the FOSB12, when the front shaping guide plate 38 moves to the bottommost end of the FOSB12 front panel, the rotary shaping plate 37 is just separated from the side of the FOSB12, at the moment, the front side and the bag mouth of the whole packaging bag are tightly attached to the front panel of the FOSB12, and the front side and two sides of the bag mouth are attached to the side of the FOSB 12;
step eight: the FOSB feeding conveyor 1 starts to work, and the vacuum-shaped FOSB12 of the packaging bag on the FOSB feeding conveyor 1 is sent to the next station.
Step nine: the vertical two-stage linear driving mechanism 35 of the FOSB front end shaping device 4 drives the front shaping guide plate 38 and the rotary shaping plate 37 to move up and return to the initial position.
The invention discloses a FOSB packaging bag shaping device after bagging, which comprises an integral frame, an FOSB feeding conveyor belt 1, a vacuum cavity opening clamping vacuumizing device 2, a sealing device 3, an FOSB front end shaping device 4, a sealing station horizontal driving device 5 and an FOSB back side shaping device 6, wherein the integral frame comprises a first bottom frame 7, a shaping station first frame 8, a shaping station second frame 9, a second bottom frame 10 and a sealing station movable frame 11, the first bottom frame 7 and the second bottom frame 10 are arranged adjacently, and the heights of the upper surfaces of the first bottom frame 7 and the second bottom frame 10 are equal.
The FOSB feeding and conveying device comprises a sealing station and a shaping station, wherein the sealing station horizontal driving device 5, the vacuum cavity clamping opening vacuumizing device 2 and the sealing device 3 belong to the sealing station, and the FOSB feeding and conveying belt 1, the FOSB front end shaping device 4 and the FOSB back side shaping device 6 belong to the shaping station.
The first shaping station rack 8 and the second shaping station rack 9 are connected through bolts, and positioning pieces are arranged at the positions where the first shaping station rack 8 and the second shaping station rack 9 are connected with each other. The connection between each frame on whole frame is fixed a position through bolted connection and through the spacer, and the connection of whole frame and leading process and follow-up subsequent frame also adopts the spacer to fix a position simultaneously, can guarantee the accuracy of whole device location and can accurately connect the preceding back process. The bottoms of the first bottom frame 7 and the second bottom frame 10 are provided with at least four pushing rollers 52 and at least four supporting feet 53.
The FOSB feeding conveyor belt 1 is installed on a first bottom rack 7 of the whole rack, a shaping station first rack 8 is installed on the first bottom rack 7 on one side of the FOSB feeding conveyor belt 1, the shaping station first rack 8 is located on one side facing the back of the FOSB12, the sealing station movable rack 11 is installed on a second bottom rack 10 on the other side of the FOSB feeding conveyor belt 1 through a sealing station horizontal driving device 5, the sealing station movable rack 11 and the sealing station horizontal driving device 5 are arranged on one side facing the front side of the FOSB12, and the sealing station horizontal driving device 5 drives the sealing station movable rack 11 to move linearly towards the FOSB feeding conveyor belt 1 during operation; the FOSB front end shaping device 4 and the FOSB back side shaping device 6 are both arranged on the shaping station second frame 9; the vacuum cavity clamping opening vacuumizing device 2 and the sealing device 3 are both arranged on the movable frame 11 of the sealing station.
The vacuum cavity opening vacuumizing device 2 comprises a vacuum cavity vertical driving linear module 14, an upper vacuum cavity 15, a vacuum cavity upper connecting plate 16, a lower vacuum cavity 17, a sealing platform 18 and a vacuum cavity lower connecting plate 19, wherein the vacuum cavity vertical driving linear module 14 is provided with two groups which are bilaterally symmetrical, the two groups of vacuum cavity vertical driving linear modules 14 are vertically fixed on a sealing station movable rack 11, sliding blocks of the two groups of vacuum cavity vertical driving linear modules 14 are connected to two sides of the upper vacuum cavity 15 through the two vacuum cavity upper connecting plates 16, and the two groups of vacuum cavity vertical driving linear modules 14 drive the upper vacuum cavity 15 to move up and down through the two vacuum cavity upper connecting plates 16 when working; the lower vacuum cavity 17 is fixed on the movable frame 11 of the sealing station through a lower vacuum cavity connecting plate 19, the upper vacuum cavity 15 is arranged right above the lower vacuum cavity 17, when the upper vacuum cavity 15 is driven by the vacuum cavity vertical driving linear module 14 to descend to the state that the upper vacuum cavity 15 is attached to the surface of the lower vacuum cavity 17, the upper vacuum cavity 15 and the lower vacuum cavity 17 form a vacuum cavity for vacuumizing, the top of the upper vacuum cavity 15 is provided with a vacuum pumping hole 13 communicated with the vacuum cavity, and a vacuumizing device is connected with the vacuum pumping hole 13 at the top of the upper vacuum cavity 15 through a vacuum pumping pipe; the vacuum cavity lower connecting plate 19 is also provided with a sealing platform 18, and the sealing platform 18 is fixed on the vacuum cavity lower connecting plate 19 between the lower vacuum cavity 17 and the FOSB feeding conveyor belt 1 through bolts.
The junction of the upper vacuum chamber 15 and the lower vacuum chamber 17 is sealed by a rubber strip. The upper vacuum chamber 15 and the lower vacuum chamber 17 form a vacuum chamber range capable of accommodating the bag opening of the whole packaging bag.
Sealing device 3 includes capper 24, capper mounting panel 25 and capper drive straight line module 26, capper drive straight line module 26 sets up and capper drive straight line module 26 is fixed on sealing station activity frame 11 in the direction of motion that is on a parallel with FOSB feeding conveyer belt 1, capper 24 passes through capper mounting panel 25 fixed mounting on the slider of capper drive straight line module 26, capper 24 sets up directly over sealing platform 18, the sealing end decline of capper 24 seals the wrapping bag on sealing platform 18 when sealing.
The sealing machine 24 is provided with a vertical driving mechanism, and the vertical driving mechanism drives the sealing end of the sealing machine 24 to move up and down.
FOSB front end shaping device 4 includes vertical second grade linear driving mechanism 35, front side shaping plate 36, rotatory shaping plate 37, front side shaping deflector 38, rotate plastic cylinder 40 and front side shaping plate connection piece 39, vertical second grade linear driving mechanism 35 is fixed in plastic station second frame 9, front side shaping plate connection piece 39 is connected to the expansion end of vertical second grade linear driving mechanism 35, the front side shaping plate 36 fixed connection of vertical setting is on front side shaping plate connection piece 39, two rotate plastic cylinder 40 and install both ends about same one side of front side shaping plate 36, and two rotate the rotatory shaping plate 37 that all is provided with vertical setting on the vertical activity end of plastic cylinder 40, front side plastic deflector 38 level sets up, the top fixed connection of front side plastic deflector 38 is in two bottoms that rotate plastic cylinder 40.
The front shaping guide plate 38 is provided with an arc-shaped guide surface on the side close to the FOSB12 and away from the FOSB 12. Since the front end of the FOSB front end shaping device 4 is not always completely aligned with the front end of FOSB12 in the package, the front shaping guide plate 38 having a guide arc surface guides the package so that the package at the front end of FOSB12 can be smoothly pressed down. Meanwhile, the rotating shaping cylinder 40 drives the rotating shaping plate 37 to shape the two sides of the packaging bag on the front surface of the FOSB 12.
The FOSB back side shaping device 6 comprises a side shaping plate 41, a back shaping plate 42, a side shaping plate connecting piece 43, a back shaping plate connecting piece 44, a side shaping plate linear driving module 45, a back shaping plate linear driving module 46, a horizontal movable cross beam 47, a cross beam vertical guide rail 48, a cross beam ball screw 49, a cross beam screw nut 50 and a cross beam driving motor 51, the cross beam driving motor 51 is installed on a shaping station second rack 9 through a motor base, the two ends of the cross beam ball screw 49 are installed on the shaping station second rack 9 through bearings, the cross beam vertical guide rail 48 is fixedly installed on the shaping station second rack 9, the output shaft of the cross beam driving motor 51 is connected with one end of the cross beam ball screw 49, the cross beam ball screw 49 and the cross beam vertical guide rail 48 are all vertically arranged, the horizontal movable cross beam 47 is fixedly connected with the cross beam screw nut 50 and a cross beam vertical sliding block sleeved on the cross beam vertical guide rail 48, when the beam driving motor 51 works, the horizontal movable beam 47 is driven by the beam ball screw 49 to move linearly along the beam vertical guide rail 48; the side shaping plate linear driving module 45 is fixed at the bottom of the horizontal movable cross beam 47, the side shaping plate linear driving module 45 is arranged in parallel to the movement direction of the FOSB feeding conveyor belt 1, a sliding block of the side shaping plate linear driving module 45 is connected with the side shaping plate 41 through a side shaping plate connecting piece 43, and the side shaping plate linear driving module 45, the side shaping plate connecting piece 43 and the side shaping plate 41 are provided with two groups and symmetrically arranged at the left side and the right side of the bottom of the horizontal movable cross beam 47; the back shaping plate linear driving module 46 is fixed at the bottom of a horizontal movable cross beam 47, the back shaping plate linear driving module 46 is perpendicular to the moving direction of the FOSB feeding conveyor belt 1, and the back shaping plate linear driving module 46 is connected with the back shaping plate 42 through a back shaping plate connecting piece 44.
Seal station horizontal drive 5 including sealing station horizontal module 27, seal station linear guide 28 and seal station slider 29, seal station horizontal module 27 and two and seal station linear guide 28 equal horizontal installation on first bottom frame 7, seal station horizontal module 27 and two and seal the direction of motion setting that station linear guide 28 equal perpendicular to FOSB feeding conveyer belt 1, two seal station linear guide 28 all overlap and are equipped with and seal station slider 29, the expansion end that seals station horizontal module 27 and two sliders that seal the station are all fixed in the bottom of second bottom frame 10. When the sealing station horizontal driving device 5 works, the sealing station horizontal module 27 drives the second bottom rack 10 to approach or separate from the FOSB feeding conveyor belt 1 along the sealing station linear guide rail 28.
The first bottom rack 7 is connected with the shaping station first rack 8 through bolts, and positioning pieces are arranged at the positions where the first bottom rack 7 is connected with the shaping station first rack 8; the sealing station movable rack 11 and the second bottom rack 10 are connected through bolts, and positioning pieces are arranged at the positions where the sealing station movable rack 11 and the second bottom rack 10 are connected with each other; the first shaping station rack 8 and the second shaping station rack 9 are connected through bolts, and positioning pieces are arranged at the positions where the first shaping station rack 8 and the second shaping station rack 9 are connected with each other.
The back shaping plate 42 is profiled, and the horizontal cross-sectional shape of the back shaping plate is similar to the shape of the back and side portions of the FOSB 12; the shape of the back shaping plate 42 and the two side shaping plates 41 when shaping are similar to the shape of the back and the side of the FOSB 12. During shaping, the two side shaping plates 41 are used for inward pressing to realize preferential shaping of two sides of the FOSB, and then the back shaping plate 42 is used for forward pushing to realize shaping of the back and the part of the FOSB close to the back of the side, so as to realize shaping of two corners at the back side of the packaging bag.
The vacuum-pumping process is synchronously performed in the whole back and side shaping process, so that on one hand, the integral shaping efficiency is improved, and on the other hand, if the vacuum-pumping process is not synchronously performed but the vacuum-pumping process is performed first and then the shaping process is performed, the packaging bag is adsorbed on the surface of the FOSB12 in a corrugated shape in the vacuum-pumping process, and the shaping process is difficult to perform flatly. After the evacuation is completed, the FOSB back side shaping device 6 can be restored to the original position, and since the packaging bag itself has a certain plasticity, the packaging bag shaped with the FOSB12 back side and side will not be scattered even if the FOSB back side shaping device 6 is loosened.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, so long as the technical solutions can be realized on the basis of the above embodiments without creative efforts, which should be considered to fall within the protection scope of the patent of the present invention.

Claims (10)

1. The utility model provides a wrapping bag plastic method of FOSB behind cover bag which characterized in that: the method specifically comprises the following steps:
the method comprises the following steps: the FOSB (12) finishes the processes of bagging and releasing the drying agent and the humidity card from the previous process, the bagged FOSB (12) and the packaging bag enter the FOSB feeding conveyor belt (1) together from the conveying device of the previous process, the FOSB (12) sleeved with the packaging bag is conveyed to a shaping station by the FOSB feeding conveyor belt (1), and the opening of the packaging bag is in an opening state at the moment;
step two: the horizontal driving device (5) of the sealing station pushes the whole body formed by the vacuum cavity clamping vacuumizing device (2) and the sealing device (3) to approach the front side of the FOSB (12) until the bag mouth of the packaging bag enters the clamping range of an upper vacuum cavity (15) and a lower vacuum cavity (17) of the vacuum cavity clamping vacuumizing device (2), so that the distance between a sealing platform (18) and the front side of the FOSB (12) is 10 mm;
step three: the vacuum cavity mouth clamping vacuumizing device (2) starts to work, the vacuum cavity vertically drives the linear module (14) to move downwards through the vacuum cavity upper connecting plate (16), so that the upper vacuum cavity (15) is driven to move downwards until the upper vacuum cavity (15) and the lower vacuum cavity (17) clamp the whole bag mouth of the packaging bag in the vacuum cavity; because the bag opening of the packaging bag is provided with a certain gap for vacuumizing, the packaging bag can be pumped out by vacuumizing the vacuum cavities when the upper vacuum cavity (15) and the lower vacuum cavity (17) clamp the bag opening of the packaging bag;
step four: the vacuumizing device connected with the vacuum exhaust tube starts to work, the vacuum cavity is exhausted through the vacuum exhaust tube, and the interior of the packaging bag provided with the FOSB (12) is exhausted while the vacuum cavity is vacuumized; meanwhile, the FOSB back side shaping device (6) of the shaping station starts to work, a beam driving motor (51) of the FOSB back side shaping device (6) drives a horizontal movable beam (47) provided with the side shaping plate (41) and the back shaping plate (42) to move downwards along a beam vertical guide rail (48) until the horizontal movable beam moves to a position where the shaping surfaces of the side shaping plate (41) and the back shaping plate (42) are as high as the side surface and the back surface of the FOSB (12), and the beam driving motor (51) stops working; the side shaping plate linear driving module (45) on the horizontal movable cross beam (47) drives the two side shaping plates (41) to approach to the two side surfaces of the FOSB (12) through the side shaping plate connecting piece, and the rear shaping plate linear driving module (46) on the horizontal movable cross beam (47) drives the rear shaping plate (42) to move towards the direction approaching to the FOSB (12) through the rear shaping plate connecting piece (44); the two side shaping plates (41) are gradually close to the two side surfaces of the FOSB (12) until the side surfaces of the FOSB (12) are attached, and the packaging bag on the side surface of the FOSB (12) is pressed on the side surface of the FOSB (12) in the process that the side shaping plates (41) are close to the FOSB (12); the horizontal section of the back shaping plate (42) is U-shaped, the back shaping surface of the back shaping plates (42) (42) comprises a back plate for shaping the back of the FOSB (12) and side plates for shaping the back sides of the two side surfaces of the FOSB (12), the two side surfaces and the back plate are in smooth circular arc transition, the side shaping plate (41) moves in a way that the back surface is gradually close to the back surface of the FOSB (12), and when the side shaping plate (41) moves, a packaging bag at the back surface of the FOSB (12) is flattened on the back surface of the FOSB (12), meanwhile, the edges and corners of two wings of the packaging bag are pressed to a section of side surface close to the back of the FOSB (12) by the front side plates at two sides of the back shaping plate (42), the circular arc transition of the back plate of the back shaping plate (42) is jointed with the circular arc transition of the side surface and the back of the FOSB (12) when the back plate of the FOSB (12) is completely arranged on the back of the FOSB, and the front ends of the two side plates of the back shaping plate (42) are close to the edges of the two side shaping plates (41); the air exhaust of the vacuum exhaust tube and the shaping of the packaging bag are carried out simultaneously, and after the air exhaust of the vacuum exhaust tube is finished, a side shaping plate (41) and a back shaping plate (42) of the FOSB back side shaping device (6) are just attached to the back and the side of the FOSB (12);
step five: after the vacuumizing is finished, the upper vacuum cavity (15) and the lower vacuum cavity (17) are kept for clamping the bag opening of the packaging bag, the sealing device (3) above the sealing station starts to work, a sealing machine (24) of the sealing device (3) moves to the edge position of the bag opening of the packaging bag under the action of a sealing machine driving linear module (26), the sealing end of the sealing machine (24) begins to descend and seals a section of the packaging bag above a sealing platform (18), after one section of sealing is finished, the sealing end returns to the initial position, meanwhile, the sealing machine driving linear module (26) translates for a certain distance, the sealing end of the sealing machine (24) descends again and seals the next section of the packaging bag, and the sealing operation is circulated until the sealing of the bag opening of the whole packaging bag is finished; when the sealing is finished, the back shaping and the side shaping of the packaging bag are finished synchronously;
step six: after the sealing is finished, the vacuum cavity vertical driving linear module (14) drives the whole body formed by the vacuum cavity upper connecting plate (16) and the upper vacuum cavity (15) to move upwards, the upper vacuum cavity (15) moves away from the lower vacuum cavity (17), meanwhile, the whole sealing station moves back under the action of the sealing station horizontal driving device (5), and the vacuum cavity clamping opening vacuumizing device (2) and the sealing device (3) are integrally far away from the packaging bag until the packaging bag returns to the initial position; meanwhile, the side shaping plate linear driving module (45) drives the two side shaping plates (41) to move back, the rear shaping plate linear driving module (46) drives the back shaping plate (42) to move back, and the side shaping plate (41) and the back shaping plate (42) move back for a certain distance, and the rear beam driving motor (51) drives a horizontal movable beam (47) provided with the side shaping plate (41) and the back shaping plate (42) to move upwards to an initial position along a beam vertical guide rail (48);
step seven: the FOSB front end shaping device (4) starts to work, a vertical two-stage linear driving mechanism (35) of the FOSB front end shaping device (4) pushes a front side shaping guide plate (38) to move downwards, the front side shaping guide plate (38) firstly touches a packaging bag on the front side of the FOSB (12) in the downward moving process, the packaging bag on the front side of the FOSB (12) and a bag opening are pressed downwards, and the packaging bag on the front side of the FOSB (12) is gradually attached to a front panel of the FOSB (12) under the action of the front side shaping guide plate (38); meanwhile, the rotary shaping cylinders (40) fixed at two sides of the front shaping guide plate (38) drive the rotary shaping plate (37) to rotate, the rotary shaping plate (37) is a vertical plate, the rotation axis of the rotary shaping plate (37) is close to two side edges of the FOSB (12) front panel, when the rotary shaping plate (37) rotates, the two side edges of the packaging bag pressed on the FOSB (12) front panel are pressed towards the side direction of the FOSB (12), when the front shaping guide plate (38) moves to the bottom end of the FOSB (12) front panel, the rotary shaping plate (37) is just separated from the side of the FOSB (12), at the moment, the front side and the bag mouth of the whole packaging bag are tightly attached to the FOSB (12) front panel, and the two sides of the packaging bag front side and the bag mouth are tightly attached to the side of the FOSB (12);
step eight: the FOSB feeding conveyor belt (1) starts to work, and the FOSB (12) which is vacuumized and shaped on the packaging bag on the FOSB feeding conveyor belt (1) is conveyed to the next station;
step nine: a vertical two-stage linear driving mechanism (35) of the FOSB front end shaping device (4) drives a front shaping guide plate (38) and a rotary shaping plate (37) to move upwards to return to an initial position.
2. The utility model provides a wrapping bag plastic method of FOSB behind cover bag which characterized in that: the FOSB packaging bag shaping device comprises an integral frame, an FOSB feeding conveyor belt (1), a vacuum cavity clamping vacuumizing device (2) (2), a sealing device (3), an FOSB front end shaping device (4), a sealing station horizontal driving device (5) and an FOSB back side shaping device (6), wherein the integral frame comprises a first bottom frame (7), a shaping station first frame (8), a shaping station second frame (9), a second bottom frame (10) and a sealing station movable frame (11), the first bottom frame (7) and the second bottom frame (10) are arranged adjacently, and the heights of the upper surfaces of the first bottom frame (7) and the second bottom frame (10) are equal; the FOSB feeding conveyor belt (1) is installed on a first bottom rack (7) of the whole rack, a first shaping station rack (8) is installed on the first bottom rack (7) on one side of the FOSB feeding conveyor belt (1) and the first shaping station rack (8) is located on one side of the back face of the FOSB (12), a movable sealing station rack (11) is installed on a second bottom rack (10) on the other side of the FOSB feeding conveyor belt (1) through a horizontal sealing station driving device (5), the movable sealing station rack (11) and the horizontal sealing station driving device (5) are arranged on one side of the front face of the FOSB (12), and the movable sealing station rack (11) is driven to move linearly towards the FOSB feeding conveyor belt (1) during the operation of the horizontal sealing station driving device (5); the FOSB front end shaping device (4) and the FOSB back side shaping device (6) are both arranged on the shaping station second rack (9); the vacuum cavity clamping opening vacuumizing devices (2) and the sealing device (3) are both arranged on a movable frame (11) of a sealing station;
the vacuum cavity opening vacuumizing device (2) and (2) comprises a vacuum cavity vertical driving linear module (14), an upper vacuum cavity (15), a vacuum cavity upper connecting plate (16), a lower vacuum cavity (17), a sealing platform (18) and a vacuum cavity lower connecting plate (19), wherein the vacuum cavity vertical driving linear module (14) is provided with two groups of vacuum cavity vertical driving linear modules (14) which are bilaterally symmetrical, the two groups of vacuum cavity vertical driving linear modules (14) are vertically fixed on a sealing station movable rack (11), sliding blocks of the two groups of vacuum cavity vertical driving linear modules (14) are connected to two sides of the upper vacuum cavity (15) through the two vacuum cavity upper connecting plates (16), and the two groups of vacuum cavity vertical driving linear modules (14) drive the upper vacuum cavity (15) to move up and down through the two; the lower vacuum cavity (17) is fixed on the movable frame (11) of the sealing station through a lower vacuum cavity connecting plate (19), the upper vacuum cavity (15) is arranged right above the lower vacuum cavity (17), when the upper vacuum cavity (15) is driven to descend by the vacuum cavity vertical driving linear module (14) to be attached to the surface of the upper vacuum cavity (15) and the lower vacuum cavity (17), the upper vacuum cavity (15) and the lower vacuum cavity (17) form a vacuum cavity for vacuumizing, a vacuum pumping hole (13) communicated with the vacuum cavity is formed in the top of the upper vacuum cavity (15), and a vacuumizing device is connected with the vacuum pumping hole (13) in the top of the upper vacuum cavity (15) through a vacuum pumping pipe; the lower vacuum cavity connecting plate (19) is also provided with a sealing platform (18), and the sealing platform (18) is fixed on the lower vacuum cavity connecting plate (19) between the lower vacuum cavity (17) and the FOSB feeding conveyor belt (1) through bolts;
the sealing device (3) comprises a sealing machine (24), a sealing machine mounting plate (25) and a sealing machine driving linear module (26), wherein the sealing machine driving linear module (26) is arranged in parallel to the movement direction of the FOSB feeding conveyor belt (1) and the sealing machine driving linear module (26) is fixed on a movable frame (11) of a sealing station, the sealing machine (24) is fixedly mounted on a sliding block of the sealing machine driving linear module (26) through the sealing machine mounting plate (25), the sealing machine (24) is arranged right above the sealing platform (18), and the sealing end of the sealing machine (24) is lowered to seal the packaging bag on the sealing platform (18);
the FOSB front end shaping device (4) comprises a vertical secondary linear driving mechanism (35), a front side shaping plate (36), a rotary shaping plate (37), a front side shaping guide plate (38), a rotary shaping cylinder (40) and a front side shaping plate connecting sheet (39), wherein the vertical secondary linear driving mechanism (35) is fixed on a shaping station second rack (9), the movable end of the vertical secondary linear driving mechanism (35) is connected with the front side shaping plate connecting sheet (39), the vertically arranged front side shaping plate (36) is fixedly connected on the front side shaping plate connecting sheet (39), two rotary shaping cylinders (40) are arranged at the left end and the right end of the same side of the front side shaping plate (36), the vertical movable ends of the two rotary shaping cylinders (40) are respectively provided with a vertically arranged rotary shaping plate (37), the front shaping guide plate (38) is horizontally arranged, and the top of the front shaping guide plate (38) is fixedly connected to the bottoms of the two rotary shaping cylinders (40);
the FOSB back surface side shaping device (6) comprises a side shaping plate (41), a back shaping plate (42), a side shaping plate connecting piece (43), a back shaping plate connecting piece (44), a side shaping plate linear driving module (45), a back shaping plate linear driving module (46), a horizontal movable cross beam (47), a cross beam vertical guide rail (48), a cross beam ball screw (49), a cross beam screw nut (50) and a cross beam driving motor (51), wherein the cross beam driving motor (51) is installed on a shaping station second rack (9) through a motor base, two ends of the cross beam ball screw (49) are installed on the shaping station second rack (9) through bearings, the cross beam vertical guide rail (48) is fixedly installed on the shaping station second rack (9), an output shaft of the cross beam driving motor (51) is connected with one end of the cross beam ball screw (49), and the cross beam vertical guide rail (48) are both vertically arranged, the horizontal movable cross beam (47) is fixedly connected with a cross beam screw nut (50) and a cross beam vertical sliding block sleeved on a cross beam vertical guide rail (48), and when the cross beam driving motor (51) works, the horizontal movable cross beam (47) is driven to linearly move along the cross beam vertical guide rail (48) through a cross beam ball screw (49); the lateral shaping plate linear driving module (45) is fixed at the bottom of the horizontal movable cross beam (47), the lateral shaping plate linear driving module (45) is arranged in parallel to the movement direction of the FOSB feeding conveyor belt (1), a sliding block of the lateral shaping plate linear driving module (45) is connected with the lateral shaping plate (41) through a lateral shaping plate connecting piece (43), and the lateral shaping plate linear driving module (45), the lateral shaping plate connecting piece (43) and the lateral shaping plate (41) are provided with two groups and symmetrically arranged at the left side and the right side of the bottom of the horizontal movable cross beam (47); the back shaping plate linear driving module (46) is fixed at the bottom of a horizontal movable cross beam (47), the back shaping plate linear driving module (46) is perpendicular to the moving direction of the FOSB feeding conveyor belt (1), and the back shaping plate linear driving module (46) is connected with the back shaping plate (42) through a back shaping plate connecting piece (44).
3. The method of claim 2, wherein the method comprises: seal station horizontal drive device (5) including sealing station horizontal module (27), seal station linear guide (28) and seal station slider (29), seal station horizontal module (27) and two seal station linear guide (28) equal horizontal installation on first bottom frame (7), seal station horizontal module (27) and two and seal the direction of motion setting of station linear guide (28) equal perpendicular to FOSB feeding conveyer belt (1), two seal station linear guide (28) and all overlap and are equipped with and seal station slider (29), the bottom in second bottom frame (10) is all fixed to the expansion end and two sliders that seal the station of sealing station horizontal module (27). When the sealing station horizontal driving device (5) works, the second bottom rack (10) is driven by the sealing station horizontal module (27) to be close to or far away from the FOSB feeding conveyor belt (1) along the sealing station linear guide rail (28).
4. The method of claim 2, wherein the method comprises: the first bottom rack (7) is connected with the shaping station first rack (8) through bolts, and positioning pieces are arranged at the positions where the first bottom rack (7) is connected with the shaping station first rack (8); the sealing station movable rack (11) is connected with the second bottom rack (10) through bolts, and positioning sheets are arranged at the positions where the sealing station movable rack (11) is connected with the second bottom rack (10); the first shaping station rack (8) and the second shaping station rack (9) are connected through bolts, and positioning pieces are arranged at the positions where the first shaping station rack (8) and the second shaping station rack (9) are connected with each other.
5. The method of claim 2, wherein the method comprises: the joint of the upper vacuum cavity (15) and the lower vacuum cavity (17) is sealed by a rubber strip.
6. The method of claim 2, wherein the method comprises: the vacuum cavity range formed by the upper vacuum cavity (15) and the lower vacuum cavity (17) can accommodate the bag opening of the whole packaging bag.
7. The method of claim 2, wherein the method comprises: one side of the front shaping guide plate (38) close to the FOSB (12) is provided with an arc-shaped guide surface far away from one side of the FOSB (12).
8. The method of claim 2, wherein the method comprises: the back shaping plate (42) is arranged in a profiling way, and the horizontal cross section of the back shaping surface is similar to the shape of the back and the side parts of the FOSB (12); the shape of the whole of the back shaping plate (42) and the two side shaping plates (41) is similar to the shape of the back and the side of the FOSB (12).
9. The method of claim 2, wherein the method comprises: the sealing machine (24) is provided with a vertical driving mechanism, and the vertical driving mechanism drives the sealing end of the sealing machine (24) to move up and down.
10. The method of claim 2, wherein the method comprises: the vertical two-stage linear driving mechanism (35) is composed of two vertically arranged linear modules, namely a first front end shaping linear module and a second front end shaping linear module, the movable end of the first front end shaping linear module is connected with a front side shaping plate connecting piece, the fixed end of the first front end shaping linear module is connected to a sliding block of the second front end shaping linear module, and the second front end shaping linear module is fixed to a shaping station second rack.
CN202011439783.5A 2020-12-10 2020-12-10 Method for shaping packaging bag of bagged FOSB Withdrawn CN113148292A (en)

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