CN109263052A - A kind of plastic film heat sealing machine - Google Patents
A kind of plastic film heat sealing machine Download PDFInfo
- Publication number
- CN109263052A CN109263052A CN201811020492.5A CN201811020492A CN109263052A CN 109263052 A CN109263052 A CN 109263052A CN 201811020492 A CN201811020492 A CN 201811020492A CN 109263052 A CN109263052 A CN 109263052A
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- China
- Prior art keywords
- cylinder
- plastic film
- crown
- bottom crown
- conductive contact
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/005—Detaching the article from the joining tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
- B29C66/022—Mechanical pre-treatments, e.g. reshaping
- B29C66/0222—Mechanical pre-treatments, e.g. reshaping without removal of material, e.g. cleaning by air blowing or using brushes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
- B29C66/024—Thermal pre-treatments
- B29C66/0244—Cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/84—Specific machine types or machines suitable for specific applications
- B29C66/851—Bag or container making machines
- B29C66/8511—Bag making machines
Abstract
The invention belongs to plastic film heat seal technical fields, specifically a kind of plastic film heat sealing machine, including rack, telescopic cylinder, conductive contact one, electromagnet, top crown, pressure head, bottom crown and pave cylinder, top crown is fixed on the lower end of telescopic cylinder, and conductive contact two is arranged in the side of top crown；Pressure head is fixed on top crown；Telescopic cylinder is arranged in upper rack, and telescopic cylinder is for pushing pressure head to push plastic film；Bottom crown is located at the lower section of pressure head；When conductive contact one and conductive contact two are located at the same horizontal position, conductive contact one is powered, and conductive contact one is connect with electromagnet by the conducting wire being arranged；Electromagnet is fixed on the side of bottom crown upper surface；The other side that cylinder is fixed on bottom crown is paved, paves cylinder for paving the plastic film for being placed on bottom crown；The present invention effectively increases the heat sealing quality of plastic film by improving the planarization of plastic film.
Description
Technical field
The invention belongs to plastic film heat seal technical field, specifically a kind of plastic film heat sealing machine.
Background technique
Plastic film is product common in daily life, and manufacturing process is generally as follows: first step blown film, blown film are one
Kind plastic working method refers to a kind of plastic processing that plastic grain heating and melting is blown out to film again, is plastic film
The first step of production.Second step color printing, there are many mode, common mode of printings roller printing, intaglio printing, silk screen for color printing
Printing.Third step bag making, the film that roll printing, intaglio process brush generally use that Bag Making Machine is ironed, is cut into plastic film, silk
The individual plastic block that wire mark brushes must be artificial ironed, and tool has electric iron, heat-sealing machine etc..
Patent document 1: a kind of plastic film heat sealing machine, application number: 2011103441873
In above patent document 1, after carrying out heat seal by top crown and bottom crown, due to the work of the elastic component on bottom crown
With top crown and bottom crown separate rapidly immediately after heat seal, to reduce heat sealed time, guarantee the quality of plastic film bag；But it should
Plastic film heat sealing machine, first, principle is obstructed by being directly connected to bottom crown and base by spring, second, the plastic film
Heat-sealing machine can not pave plastic film in heat seal plastic film automatically, so that the plastic film after the heat seal of part has fold,
Cause the plastic film quality of production bad.
Summary of the invention
In order to make up for the deficiencies of the prior art, a kind of plastic film heat sealing machine proposed by the present invention, the purpose of the present invention exist
In the raising plastic film quality of production.By the present invention in that electromagnet is energized automatically, make to pave block by electromagnet attract and from
The dynamic plastic film paved on bottom crown, and pressure head pushes the plastic film on bottom crown when top crown moves down, so that finally
The plastic film produced is smooth, improves the quality of production and production efficiency of plastic tape.
The technical solution adopted by the present invention to solve the technical problems is: a kind of plastic film heat seal of the present invention
Machine, including rack, telescopic cylinder, conductive contact one, electromagnet, top crown, pressure head, bottom crown and cylinder is paved, the upper pole
Plate is fixed on the lower end of telescopic cylinder, and for the temperature of top crown at 130~180 DEG C, conductive contact two is arranged in the side of top crown；Institute
It states pressure head to be fixed on top crown, the temperature on pressure head is identical as top crown；The telescopic cylinder is arranged in upper rack, stretches
Cylinder is used to push the pressure head of top crown lower end to push plastic film；The bottom crown is located at the lower section of pressure head, bottom crown and machine
Frame is slidably connected, and support spring one is provided between bottom crown and rack；Wherein,
The conductive contact one is arranged in rack, when conductive contact one and conductive contact two are located at the same horizontal position,
Conductive contact one is contacted with conductive contact two, and conductive contact one is powered, and the conducting wire that conductive contact one and electromagnet pass through setting
Connection, conductive contact one make electromagnet be powered and have magnetism, and the magnetic electromagnet of tool can will pave cylinder attraction and make to spread
Flat cylinder is extended and is worked；The initial position of the conductive contact two is with conductive contact one in the same horizontal position；The electricity
Magnet is fixed on the side of bottom crown upper surface；The other side paved cylinder and be fixed on bottom crown, pave cylinder for will
The plastic film for being placed on bottom crown is paved.When work, the two layers of plastic thin films being stacked together is put into bottom crown centre, it is right
Plastic film heat sealing machine is powered, and conductive contact two is contacted with conductive contact one, and conductive contact two passs fax to conductive touching
First to keep conductive contact one conductive, conductive contact one makes electromagnet be powered, and cylinder is paved in the electromagnet attraction after energization to be made to pave
Cylinder operation paves cylinder elongation and paves the plastic film for being placed on bottom crown；And ventilated for the first time to telescopic cylinder at this time,
So that telescopic cylinder is pushed top crown, pressure head is made to follow top crown mobile and push the plastic film on bottom crown；On top crown
Conductive contact two follow in top crown folding process, when conductive contact two and conductive contact one are detached from, lost after electromagnet power loss
Magnetic is paved cylinder and is not retracted by magnetic attraction, and telescopic cylinder continues to move down, when pressure head is by the plastic film heat seal on bottom crown
Afterwards, the gas in telescopic cylinder is discharged, telescopic cylinder retracts initial position, and top crown also retracts initial position.
The cylinder of paving includes cylinder body, push rod, paves block and reset spring one, and cylinder body is fixed with bottom crown, the paving
Plain block is slidably connected by push rod and cylinder body, is paved block for paving the plastic film on bottom crown, is paved what block was powered
Electromagnet attracts and works；The reset spring one is located in cylinder body, and one end of reset spring one and cylinder body are connected, reset spring
One other end consolidates push rod end and is connected.When work, electromagnet is energized generation magnetism, and it is mobile by modeling that block is paved in electromagnet attraction
Material film is paved, and push rod, which follows, paves block movement, and reset spring one is elongated, and after electromagnet is powered down loss of excitation, is resetting bullet
Under the action of spring one, push rod pulling is paved block and is retracted, and paves block and paves again to plastic film.
It the telescopic cylinder and paves between cylinder and is provided with tracheae one；The tracheae one is connected to telescopic cylinder and paves gas
Cylinder is provided with check valve one on tracheae one；The check valve one is unidirectionally entered in telescopic cylinder for making to pave cylinder interior gas；
It is described to pave the tracheae two for being additionally provided with and being in communication with the outside on cylinder；Check valve two is provided on the tracheae two；It is described unidirectional
Valve two makes pressure in telescopic cylinder keep identical with the external world for entering the gas unidirectional in tracheae two in telescopic cylinder；It is described
Reset spring two is provided between top crown and rack, and reset spring two is for resetting the top crown moved down.When work, electricity
Magnet attraction paves block movement and paves plastic film, and push rod, which follows, paves block movement, and cylinder body works as electricity from two one-way intake of tracheae
After magnet is powered down, under the action of reset spring one, reset spring one will pave block by push rod and retract, and be drawn paving block
During returning, the intracorporal gas of cylinder is compressed, the intracorporal gas of cylinder by tracheae one it is unidirectional to telescopic cylinder gas transmission so that
Telescopic cylinder pushes bottom crown to move down, so that being not necessarily to or only needing extraneous a small amount of can just make to stretch to telescopic cylinder make-up gas
Cylinder continues working, and reduces the displacement in outer bound pair telescopic cylinder.
Elastic balloon one is provided between the bottom crown and rack, and the height that support spring one jacks up bottom crown is high
In the height of elastic balloon one；It is provided with multiple stomatas one on the bottom crown, is additionally provided with air drain in bottom crown；The stomata
One is connected to air drain；The elastic balloon one is connected to air drain, elastic balloon one by bottom crown compress and by gas from stomata one
Discharge, is provided with insulation plate one between elastic balloon one and bottom crown；The insulation plate one is for avoiding bottom crown
It transfers heat on elastic balloon one.When work, top crown moves down band dynamic head and pushes bottom crown, when pressure head will be on bottom crown
Plastic film heat seal after, pressure head continue push bottom crown decline bottom crown, bottom crown continues to move down elasticity of compression air bag one,
Elastic balloon one is compressed by bottom crown and gas is discharged from stomata one, so that plastic film was discharged after heat seal by stomata one
Gas cooling is conducive to the forming of plastic film, when top crown rise after, elastic balloon restores at the beginning, elastic balloon one from
Air-breathing at stomata one, so that generating negative pressure at stomata one, top crown rises, and because being negative pressure at stomata one, stomata one will be plastics
Film is tightly inhaled, and is avoided after top crown rises and is taken away plastic film.
Elastic balloon two is provided between the top crown and frame upper end；Blanking is provided on the middle line of the bottom crown
Cylinder, the length of bottom crown is longer than top crown and blanking cylinder is located at the end of bottom crown length direction；The blanking cylinder is used
In plastic film is released from bottom crown；The elastic balloon two by telescopic cylinder compression and to blanking cylinder supply, bullet
Property air bag two original state be pressurized, insulation plate two is provided between elastic balloon two and top crown；It is described insulation every
Hot plate two is for avoiding top crown from transferring heat to elastic balloon two.When work, top crown, which rises, to be resetted, and is risen in top crown
In the process, top crown elasticity of compression air bag two, the compression of elastic balloon two convey gas into blanking cylinder, and blanking cylinder starts
Plastic film is released the plastic film blanking for completing heat seal by work, blanking cylinder from bottom crown.
The blanking cylinder includes pushing away cylinder, shovel head and reset spring three, and the shovel head, which is fixed on, pushes away cylinder end portion；It is described to push away cylinder
It is pushed shovel head to push down plastic film from bottom crown by gas urges, pushes away and be provided with stomata two on cylinder；The stomata two goes out
Gas velocity degree is less than elastic balloon two to the speed of supplying gas for pushing away cylinder two；The reset spring three, which is arranged in, to be pushed away in cylinder, reset spring three
For making to reset after pushing away cylinder elongation.When work, blanking cylinder receives the gas transmission of elastic balloon two, pushes away cylinder and is pushed by gas urges
Shovel head pushes down plastic film from bottom crown, completes the plastic film blanking of heat seal, pushes away cylinder and be in gas leakage state always, with
The reduction of air pressure in cylinder is pushed away, reset spring three drives shovel head to retract.
It is detachable connection between the pressure head and top crown, pressure head has a plurality of variform lower surfaces, pressure head
It can replace on demand.When work, the plastic film on bottom crown is pushed with pressure head, makes plastic film according to the bottom shape of pressure head
By heat seal, when needing to change shape of the plastic film by heat seal, only need to will change pressure head is substituted for required pressure head.
Beneficial effects of the present invention are as follows:
1. the present invention drives the conductive contact two on top crown to contact with conductive contact one by telescopic cylinder, make electromagnet
Automatically it is energized, is attracted so that paving block by electromagnet, pave the plastic film that block is paved automatically on bottom crown, while top crown
Pressure head pushes the plastic film on bottom crown when moving down, so that the plastic film that final production goes out is smooth, improves plastic tape
The quality of production, meanwhile, automation control improves the efficiency of plastic film production.
It paves block 2. the present invention is attracted by magnet and moves back and forth, follow push rod and pave block and move back and forth, so that cylinder body
Interior gas is compressed, the intracorporal gas unidirectional of cylinder to telescopic cylinder gas transmission, telescopic cylinder pushes bottom crown to move down, so that nothing
Need or only need it is extraneous a small amount of can just telescopic cylinder be made to continue working telescopic cylinder make-up gas, both reduce and draw from the external world
The trouble of gas, and improve the sensitivity of telescopic cylinder work.
It is resetted 3. the present invention is risen by top crown, in top crown uphill process, top crown elasticity of compression air bag two, bullet
Property the compression of air bag two gas is conveyed into blanking cylinder, blanking cylinder is started to work, and blanking cylinder is by plastic film from lower pole
The automatic blanking for completing the plastic film of heat seal is released on plate, improves the efficiency of plastic film heat seal.
4. the present invention moves down elasticity of compression air bag one by bottom crown, elastic balloon one by bottom crown compression and by gas from
Stomata one is discharged, so that the gas cooling that plastic film is discharged after heat seal by stomata one, is conducive to the forming of plastic film, when
After top crown rises, elastic balloon restores at the beginning, and elastic balloon one is from air-breathing from stomata one, so that generating at stomata one negative
Pressure, stomata one will tightly inhale plastic film, avoid after top crown rises and take away plastic film, eliminate manually that plastics are thin
The trouble that film is peeled from top crown.
Detailed description of the invention
Fig. 1 is plastic film heat sealing machine structural schematic diagram of the invention；
Fig. 2 is pressure head lower surface schematic diagram of the invention；
Fig. 3 is the schematic diagram that blanking cylinder of the invention pushes plastic film；
In figure: rack 1, telescopic cylinder 11, conductive contact 1, electromagnet 13, top crown 2, conductive contact 2 21, pressure head
22, reset spring 2 23, elastic balloon 2 24, insulation plate 2 25, bottom crown 3, stomata 1, insulation plate 1,
Elastic balloon 1, support spring 1 pave cylinder 4, cylinder body 41, push rod 42, pave block 43, reset spring 1, tracheae
One 45, tracheae 2 46, blanking cylinder 5, push away cylinder 51, shovel head 52, reset spring 3 53.
Specific embodiment
It is carried out using a kind of plastic film heat sealing machine of the Fig. 1 to Fig. 3 to an embodiment of the present invention as described below.
As shown in Figure 1 to Figure 2, a kind of plastic film heat sealing machine of the present invention, including rack 1, telescopic cylinder 11, lead
Electrical contact 1, electromagnet 13, top crown 2, pressure head 22, bottom crown 3 and cylinder 4 is paved, the top crown 2 is fixed on flexible gas
The lower end of cylinder 11, for the temperature of top crown 2 at 130~180 DEG C, conductive contact 2 21 is arranged in the side of top crown 2；The pressure head 22
It is fixed on top crown 2, the temperature on pressure head 22 is identical as top crown 2；The telescopic cylinder 11 is arranged in 1 top of rack, stretches
Contracting cylinder 11 is used to push the pressure head 22 of 2 lower end of top crown to push plastic film；The bottom crown 3 is located at the lower section of pressure head 22,
Bottom crown 3 is slidably connected with rack 1, and support spring 1 is provided between bottom crown 3 and rack 1；Wherein,
The conductive contact 1 is arranged in rack 1, and conductive contact 1 and conductive contact 2 21 are located at same level
When position, conductive contact 1 is contacted with conductive contact 2 21, and conductive contact 1 is powered, and conductive contact 1 and electromagnet
13 are connected by the conducting wire of setting, and conductive contact 1 makes electromagnet 13 be powered and has magnetism, and has magnetic electromagnet
13, which can will pave the attraction of cylinder 4, makes to pave the elongation of cylinder 4 and work；The initial position of the conductive contact 2 21 is to touch with conduction
First 12 in the same horizontal position；The electromagnet 13 is fixed on the side of 3 upper surface of bottom crown；The cylinder 4 of paving is fixed
In the other side of bottom crown 3, cylinder 4 is paved for paving the plastic film for being placed on bottom crown 3.When work, one will be overlayed
The two layers of plastic thin films risen is put into 3 centre of bottom crown, is powered to plastic film heat sealing machine, conductive contact 2 21 and conduction
Contact 1 contacts, and conductive contact 2 21, which passs fax to conductive contact 1, keeps conductive contact 1 conductive, conductive contact one
12 make electromagnet 13 be powered, and cylinder 4 is paved in the attraction of electromagnet 13 after energization to be made to pave the work of cylinder 4, and paving the elongation of cylinder 4 will
The plastic film for being placed on bottom crown 3 is paved；And ventilated for the first time to telescopic cylinder 11 at this time, so that telescopic cylinder 11 is pushed upper pole
Plate 2 makes pressure head 22 follow top crown 2 mobile and push the plastic film on bottom crown 3；Conductive contact two on top crown 2
21 follow in 2 folding process of top crown, the loss of excitation after conductive contact 2 21 and the disengaging of conductive contact 1,13 power loss of electromagnet,
It paves cylinder 4 not retracted by magnetic attraction, telescopic cylinder 11 continues to move down, when pressure head 22 is by the plastic film on bottom crown 3
After heat seal, the gas in telescopic cylinder 11 is discharged, telescopic cylinder 11 retracts initial position, and top crown 2 also retracts initial position.
As shown in Figure 1, the cylinder 4 of paving includes cylinder body 41, push rod 42, paves block 43 and reset spring 1, cylinder body
41 is fixed with bottom crown 3, and the block 43 of paving is slidably connected by push rod 42 with cylinder body 41, paves block 43 and is used for bottom crown 3
On plastic film pave, pave the electromagnet 13 that block 43 is powered and attract and work；The reset spring 1 is located at cylinder body
In 41, one end of reset spring 1 and cylinder body 41 are connected, and the other end of reset spring 1 consolidates 42 end of push rod and is connected.Work
When, electromagnet 13 is energized generation magnetism, and the attraction of electromagnet 13 paves the movement of block 43 and paves plastic film, and push rod 42 follows paving
Plain block 43 is mobile, and reset spring 1 is elongated, after electromagnet 13 is powered down loss of excitation, under the action of reset spring 1,
The pulling of push rod 42 is paved block 43 and is retracted, and paves block 43 and paves again to plastic film.
As shown in Figure 1, the telescopic cylinder 11 and paving between cylinder 4 and being provided with tracheae 1；The tracheae 1 connects
Lead to telescopic cylinder 11 and pave cylinder 4, check valve one is provided on tracheae 1；The check valve one is for making to pave cylinder 4
Interior gas unidirectional is entered in telescopic cylinder 11；It is described to pave the tracheae 2 46 for being additionally provided with and being in communication with the outside on cylinder 4；The gas
Check valve two is provided on pipe 2 46；The check valve two is for entering the gas unidirectional in tracheae 2 46 in telescopic cylinder 11
Pressure in telescopic cylinder 11 is set to keep identical with the external world；Reset spring 2 23 is provided between the top crown 2 and rack 1, and
Reset spring 2 23 is for resetting the top crown 2 moved down.When work, it is mobile by plastic film that block 43 is paved in the attraction of electromagnet 13
It paves, push rod 42, which follows, paves the movement of block 43, and cylinder body 41 is from 2 46 one-way intake of tracheae, after electromagnet 13 is powered down, multiple
Under the action of the spring 1 of position, reset spring 1 will be paved block 43 and be retracted by push rod 42, in the mistake paving block 43 and being pulled
Cheng Zhong, the gas in cylinder body 41 are compressed, the gas in cylinder body 41 by tracheae 1 it is unidirectional to 11 gas transmission of telescopic cylinder, make
Telescopic cylinder 11 pushes bottom crown 3 to move down so that be not necessarily to or only need it is extraneous a small amount of can to 11 make-up gas of telescopic cylinder
So that telescopic cylinder 11 continues working, reduce the displacement in outer bound pair telescopic cylinder 11.
As shown in Figure 1, be provided with elastic balloon 1 between the bottom crown 3 and rack 1, and support spring 1 will under
The height that pole plate 3 jacks up is higher than the height of elastic balloon 1；Multiple stomatas 1, bottom crown 3 are provided on the bottom crown 3
Inside it is additionally provided with air drain；The stomata 1 is connected to air drain；The elastic balloon 1 is connected to air drain, elastic balloon 1
It is compressed by bottom crown 3 and gas is discharged from stomata 1, be provided with insulation plate between elastic balloon 1 and bottom crown 3
One 32；The insulation plate 1 is for avoiding bottom crown 3 from transferring heat to elastic balloon 1.When work, upper pole
Plate 2 moves down band dynamic head 22 and pushes bottom crown 3, after pressure head 22 is by plastic film heat seal on bottom crown 3, under pressure head 22 continues
Pressure pole plate 3 declines bottom crown 3, and bottom crown 3 continues to move down elasticity of compression air bag 1, and elastic balloon 1 is by bottom crown 3
It compresses and gas is discharged from stomata 1, so that the gas cooling that plastic film is discharged after heat seal by stomata 1, favorably
In the forming of plastic film, after top crown 2 rises, elastic balloon 1 starts to restore, and elastic balloon 1 is from stomata 1
Locate air-breathing, so that generating negative pressure at stomata 1, top crown 2 rises, and because being negative pressure at stomata 1, stomata 1 will be plastics
Film is tightly inhaled, and is avoided after top crown 2 rises and is taken away plastic film.
As shown in Figure 1, being provided with elastic balloon 2 24 between 1 upper end of the top crown 2 and rack；The bottom crown 3
Blanking cylinder 5 is provided on middle line, the length of bottom crown 3 is longer than top crown 2 and blanking cylinder 5 is located at 3 length direction of bottom crown
End；The blanking cylinder 5 from bottom crown 3 for releasing plastic film；The elastic balloon 2 24 is by telescopic cylinder
11 compression and supplied to blanking cylinder 5, the original state of elastic balloon 2 24 is to be pressurized, elastic balloon 2 24 and top crown 2
Between be provided with insulation plate 2 25；The insulation plate 2 25 is for avoiding top crown 2 from transferring heat to elastic gas
Capsule 2 24.When work, top crown 2, which rises, to be resetted, in 2 uphill process of top crown, 2 elasticity of compression air bag 2 24 of top crown, and bullet
Property air bag 2 24 compression gas is conveyed into blanking cylinder 5, blanking cylinder 5 start to work, blanking cylinder 5 by plastic film from
The plastic film blanking for completing heat seal is released on bottom crown 3.
As shown in figures 1 and 3, the blanking cylinder 5 includes pushing away cylinder 51, shovel head 52 and reset spring 3 53, the shovel head
52 are fixed on and push away 51 end of cylinder；The cylinder 51 that pushes away is pushed shovel head 52 to push down plastic film from bottom crown 3 by gas urges, is pushed away
Stomata two is provided on cylinder 51；The outlet speed of the stomata two is less than 2 24 pairs of the elastic balloon speed of supplying gas for pushing away cylinder 51 2；
The reset spring 3 53, which is arranged in, to be pushed away in cylinder 51, and reset spring 3 53 is resetted for making to push away after cylinder 51 extends.When work, blanking
Cylinder 5 receives the gas transmission of elastic balloon 2 24, pushes away cylinder 51 and shovel head 52 is pushed to push away plastic film from bottom crown 3 by gas urges
Under, the plastic film blanking of heat seal is completed, pushes away cylinder 51 always in gas leakage state, with the reduction for pushing away air pressure in cylinder 51, again
Position spring 3 53 drives shovel head 52 to retract.
It as depicted in figs. 1 and 2, is detachable connection between the pressure head 22 and top crown 2, pressure head 22 has a plurality of shapes
The different lower surface of shape, pressure head 22 can be replaced on demand.When work, the plastic film on bottom crown 3 is pushed with pressure head 22, makes to mould
Expect that film, by heat seal, when needing to change shape of the plastic film by heat seal, need to will only change pressure according to the bottom shape of pressure head 22
First 22 are substituted for required pressure head 22.
Specific workflow is as follows:
When work, the two layers of plastic thin films being stacked together is put into 3 centre of bottom crown, to plastic film heat sealing machine into
Row is powered, and conductive contact 2 21 is contacted with conductive contact 1, and conductive contact 2 21, which passs fax to conductive contact 1, to be made to lead
Electrical contact 1 is conductive, and conductive contact 1 makes electromagnet 13 be powered, and electromagnet 13 is energized generation magnetism, and electromagnet 13 attracts
It paves the movement of block 43 to pave plastic film, push rod 42, which follows, paves the movement of block 43, and reset spring 1 is elongated, and right at this time
Telescopic cylinder 11 is ventilated for the first time, and telescopic cylinder 11 is made to push top crown 2, and pressure head 22 is made to follow top crown 2 mobile and push
Plastic film on bottom crown 3；It is followed in 2 folding process of top crown in the conductive contact 2 21 on top crown 2, works as conductive contact
2 21 are detached from conductive contact 1, loss of excitation after 13 power loss of electromagnet, and under the action of reset spring 1, push rod 42 pulls paving
Plain block 43 is retracted, and is paved block 43 and is paved again to plastic film, and telescopic cylinder 11 continues to move down, when pressure head 22 will be on bottom crown 3
Plastic film heat seal after, discharge the gas in telescopic cylinder 11, telescopic cylinder 11 retracts initial position, and top crown 2 is also retracted
Initial position.
When the attraction of electromagnet 13 paves the movement of block 43 and paves plastic film, push rod 42, which follows, paves the movement of block 43, cylinder
Body 41 is from 2 46 one-way intake of tracheae, after electromagnet 13 is powered down, under the action of reset spring 1, and reset spring 1
Block 43 will be paved by push rod 42 to retract, during paving block 43 and being pulled, the gas in cylinder body 41 is compressed, cylinder body 41
Interior gas by tracheae 1 it is unidirectional to 11 gas transmission of telescopic cylinder so that telescopic cylinder 11 pushes bottom crown 3 to move down so that
Be not necessarily to or only need it is extraneous a small amount of just telescopic cylinder 11 can be made to continue working 11 make-up gas of telescopic cylinder, reduce the external world
To the displacement in telescopic cylinder 11；
During top crown 2 moves down band dynamic head 22 and pushes bottom crown 3, when pressure head 22 is by the plastics on bottom crown 3
After film heat seal, pressure head 22, which continues pushing bottom crown 3, declines bottom crown 3, and bottom crown 3 continues to move down elasticity of compression air bag one
33, elastic balloon 1 is compressed by bottom crown 3 and gas is discharged from stomata 1, so that plastic film is after heat seal by stomata
The gas cooling of one 31 discharges, is conducive to the forming of plastic film, and after top crown 2 rises, elastic balloon 1 starts to restore,
Elastic balloon 1 is from air-breathing from stomata 1, so that generating negative pressure at stomata 1, top crown 2 rises, at stomata 1
For negative pressure, stomata 1 will tightly inhale plastic film, avoid after top crown 2 rises and take away plastic film；Meanwhile in upper pole
In 2 uphill process of plate, 2 elasticity of compression air bag 2 24 of top crown, elastic balloon 2 24 is pressurized gas is defeated into blanking cylinder 5
It send, blanking cylinder 5 is started to work, and pushes away cylinder 51 and shovel head 52 is pushed to push down plastic film from bottom crown 3 by gas urges, is completed
The plastic film blanking of heat seal pushes away cylinder 51 always in gas leakage state, with the reduction for pushing away air pressure in cylinder 51, reset spring three
53 drive shovel heads 52 are retracted.
More than, it is illustrated about one embodiment of the present invention, but the present invention is not limited to the above embodiments, not
Various changes are able to carry out in the range of disengaging present subject matter.
(A) in the above-described embodiment, the energization of electromagnet is realized by conductive contact one and the contact of conductive contact two,
But not limited to this, it can be directly energized by setting controller and sensor to automatically control electromagnet.
Industrial applicibility
According to the present invention, it drives the conductive contact two on top crown to contact with conductive contact one by telescopic cylinder, makes electricity
Magnet is energized automatically, is attracted so that paving block by electromagnet, paves the plastic film that block is paved automatically on bottom crown, while on
Pressure head pushes the plastic film on bottom crown when pole plate moves down, so that the plastic film that final production goes out is smooth, improves plastics
The quality of production of band；Therefore the plastic film heat sealing machine is useful in plastic film heat seal technical field.
Claims (7)
1. a kind of plastic film heat sealing machine, including rack (1), telescopic cylinder (11), conductive contact one (12), electromagnet (13),
It top crown (2), pressure head (22), bottom crown (3) and paves cylinder (4), it is characterised in that: the top crown (2) is fixed on flexible
Conductive contact two (21) are arranged in the side of the lower end of cylinder (11), top crown (2)；The pressure head (22) is fixed on top crown (2)
On；The telescopic cylinder (11) is arranged in rack (1) top, and telescopic cylinder (11) is used to push the pressure head of top crown (2) lower end
(22) plastic film is pushed；The bottom crown (3) is located at the lower section of pressure head (22), and bottom crown (3) is slidably connected with rack (1),
And support spring one (34) is provided between bottom crown (3) and rack (1)；Wherein,
The conductive contact one (12) is arranged on rack (1), and conductive contact one (12) is located at same with conductive contact two (21)
When horizontal position, conductive contact one (12) is contacted with conductive contact two (21), and conductive contact one (12) is powered, and conductive contact one
(12) it is connect with electromagnet (13) by the conducting wire being arranged；The electromagnet (13) is fixed on the side of bottom crown (3) upper surface；
It is thin to pave the plastics of cylinder (4) for that will be placed on bottom crown (3) for the other side paved cylinder (4) and be fixed on bottom crown (3)
Film is paved.
2. a kind of plastic film heat sealing machine according to claim 1, it is characterised in that: the cylinder (4) of paving includes cylinder
Body (41), push rod (42) pave block (43) and reset spring one (44), and the cylinder body (41) and bottom crown (3) are fixed；The paving
Plain block (43) is slidably connected by push rod (42) with cylinder body (41)；The reset spring one (44) is located in cylinder body (41), resets
One end and cylinder body (41) of spring one (44) are connected, and the other end of reset spring one (44) consolidates push rod (42) end and is connected.
3. a kind of plastic film heat sealing machine according to claim 2, it is characterised in that: the telescopic cylinder (11) with pave
Cylinder is provided with tracheae one (45) between (4)；The tracheae one (45) is connected to telescopic cylinder (11) and paves cylinder (4), tracheae
Check valve one is provided on one (45)；The check valve one is entered telescopic cylinder for making to pave cylinder (4) interior gas unidirectional
(11) in；It is described to pave the tracheae two (46) for being additionally provided with and being in communication with the outside on cylinder (4)；It is provided on the tracheae two (46)
Check valve two；The check valve two makes telescopic cylinder for entering the gas unidirectional in tracheae two (46) in telescopic cylinder (11)
(11) interior pressure is kept identical with the external world；Reset spring two (23) is provided between the top crown (2) and rack (1), and multiple
Position spring two (23) is for resetting the top crown (2) moved down.
4. a kind of plastic film heat sealing machine according to claim 1, it is characterised in that: the bottom crown (3) and rack (1)
Between be provided with elastic balloon one (33), and the height that support spring one (34) jacks up bottom crown (3) is higher than elastic balloon one
(33) height；It is provided with multiple stomatas one (31) on the bottom crown (3), is additionally provided with air drain in bottom crown (3)；The gas
Hole one (31) is connected to air drain；The elastic balloon one (33) is connected to air drain, and elastic balloon one (33) is compressed by bottom crown (3)
And gas is discharged from stomata one (31), insulation plate one (32) is provided between elastic balloon one (33) and bottom crown (3)；
The insulation plate one (32) is for avoiding bottom crown (3) from transferring heat to elastic balloon one (33).
5. a kind of plastic film heat sealing machine according to claim 1, it is characterised in that: the top crown (2) and rack (1)
Elastic balloon two (24) is provided between upper end；It is provided with blanking cylinder (5) on the middle line of the bottom crown (3), bottom crown (3)
Length be longer than top crown (2) and blanking cylinder (5) is located at the end of bottom crown (3) length direction；The blanking cylinder (5) is used
In plastic film is released from bottom crown (3)；The elastic balloon two (24) by telescopic cylinder (11) compression and to blanking
Cylinder (5) gas supply, is provided with insulation plate two (25) between elastic balloon two (24) and top crown (2)；The insulated heat
Plate two (25) is for avoiding top crown (2) from transferring heat to elastic balloon two (24).
6. a kind of plastic film heat sealing machine according to claim 5, it is characterised in that: the blanking cylinder (5) includes pushing away
Cylinder (51), shovel head (52) and reset spring three (53)；The shovel head (52), which is fixed on, pushes away cylinder (51) end；It is described push away cylinder (51) by
Gas urges and push shovel head (52) to push down plastic film from bottom crown (3), push away and be provided with stomata two on cylinder (51)；The gas
The outlet speed in hole two is less than elastic balloon two (24) to the speed of supplying gas for pushing away cylinder (51) two；Reset spring three (53) arrangement
It is pushing away in cylinder (51), reset spring three (53) resets after pushing away cylinder (51) elongation for making.
7. a kind of plastic film heat sealing machine according to claim 1, it is characterised in that: the pressure head (22) and top crown
It (2) is detachable connection between, pressure head (22) has a plurality of variform lower surfaces, and pressure head (22) can be replaced on demand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811020492.5A CN109263052B (en) | 2018-09-03 | 2018-09-03 | Plastic film heat-sealing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811020492.5A CN109263052B (en) | 2018-09-03 | 2018-09-03 | Plastic film heat-sealing machine |
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| CN109263052A true CN109263052A (en) | 2019-01-25 |
| CN109263052B CN109263052B (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811020492.5A Active CN109263052B (en) | 2018-09-03 | 2018-09-03 | Plastic film heat-sealing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113858627A (en) * | 2021-08-25 | 2021-12-31 | 白鹏 | Plastic film heat-sealing machine |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109263052B (en) | 2021-02-09 |
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Effective date of registration: 20210121 Address after: 243000 science and Technology Innovation Park, Dangtu Economic Development Zone, Ma'anshan City, Anhui Province Applicant after: MAANSHAN XINCHENG NANO NEW MATERIAL TECHNOLOGY Co.,Ltd. Address before: 241000 Anhui Engineering University, Beijing Middle Road, Wuhu City, Anhui Province Applicant before: Xia Minyue |
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