CN114560143B - Bag sealing device and bag sealing method for packaging machinery - Google Patents
Bag sealing device and bag sealing method for packaging machinery Download PDFInfo
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- CN114560143B CN114560143B CN202210244896.2A CN202210244896A CN114560143B CN 114560143 B CN114560143 B CN 114560143B CN 202210244896 A CN202210244896 A CN 202210244896A CN 114560143 B CN114560143 B CN 114560143B
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- 238000007789 sealing Methods 0.000 title claims abstract description 148
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 138
- 238000010438 heat treatment Methods 0.000 claims abstract description 83
- 239000004033 plastic Substances 0.000 claims abstract description 36
- 229920003023 plastic Polymers 0.000 claims abstract description 36
- 238000007731 hot pressing Methods 0.000 claims abstract description 12
- 238000004321 preservation Methods 0.000 claims description 43
- 238000005338 heat storage Methods 0.000 claims description 27
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 24
- 229910052802 copper Inorganic materials 0.000 claims description 24
- 239000010949 copper Substances 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 19
- 238000007906 compression Methods 0.000 claims description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 17
- 229910021389 graphene Inorganic materials 0.000 claims description 17
- 239000008188 pellet Substances 0.000 claims description 17
- 238000010521 absorption reaction Methods 0.000 claims description 16
- 238000009413 insulation Methods 0.000 claims description 15
- 239000010985 leather Substances 0.000 claims description 13
- 229910003460 diamond Inorganic materials 0.000 claims description 12
- 239000010432 diamond Substances 0.000 claims description 12
- 239000012188 paraffin wax Substances 0.000 claims description 11
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 3
- 229920001973 fluoroelastomer Polymers 0.000 claims description 3
- 230000003446 memory effect Effects 0.000 claims description 3
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- 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
-
- 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
- B65B2051/105—Heat seal temperature control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Package Closures (AREA)
Abstract
The invention discloses a bag sealing device for packaging machinery and a bag sealing method thereof, belonging to the field of packaging machinery, wherein the bag sealing device for the packaging machinery comprises a bag sealing frame body, a lower moving mechanism, an upper moving mechanism and a transverse sealing assembly; the lower movable mechanism is arranged at the bottom end in the bag sealing frame body, the upper movable mechanism is arranged at the top end in the bag sealing frame body, the lower movable mechanism corresponds to the upper movable mechanism, the transverse sealing assembly is arranged at one end, close to the upper movable mechanism, of the lower movable mechanism, and the transverse sealing assembly comprises a die base and a sealing plate; the number of the die bases is two, and the die bases are fixed at one end of the lower movable mechanism, which is close to the upper movable mechanism, and the number of the sealing plates is at least 2; when the hot-pressing sealing machine is used for sealing the plastic package, heat can be absorbed and conducted, so that the sealing machine can continue to seal the plastic package within a certain time after heating is stopped, and energy consumption of the plastic package during sealing the plastic package is reduced.
Description
Technical Field
The invention relates to the field of packaging machinery, in particular to a bag sealing device for packaging machinery and a bag sealing method thereof.
Background
The packaging machine is a machine for packaging products, plays a role in protection and beauty, and mainly comprises two aspects: 1. the production line type integral production packaging device is applied to filling (filling), sealing machines and coding of (bagged and bottled) products in the industries of foods, medicines, daily chemicals, hardware, lamps and lanterns, furniture and the like, wherein the sealing machines are sealing machines for sealing containers filled with the products, after the products are filled into the packaging containers, the products are sealed and preserved, the quality of the products is kept, the products are prevented from losing, the containers are required to be sealed, the operation is completed through the sealing machines, the materials for manufacturing the packaging containers are many, such as paper, plastics, glass, ceramics, metals, composite materials and the like, and the shapes and physical properties of the packaging containers are different.
In the prior art, when the packaging machine seals the plastic package, a hot-pressing sealing machine is generally adopted, but the hot-pressing sealing machine can consume more energy when in sealing the plastic package due to direct electrifying and heating during use.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a bag sealing device for a packaging machine and a bag sealing method thereof, which can absorb and conduct heat when a hot-pressing sealing machine is used for sealing plastic bags, so that the sealing machine can continue to seal the bags within a certain time after stopping heating, thereby reducing the energy consumption when the plastic bags are sealed.
In order to solve the problems, the invention adopts the following technical scheme.
A bag sealing device for packaging machinery comprises a bag sealing frame body, a lower moving mechanism, an upper moving mechanism and a transverse sealing assembly;
the lower movable mechanism is arranged at the bottom end in the bag sealing frame body, the upper movable mechanism is arranged at the top end in the bag sealing frame body, the lower movable mechanism corresponds to the upper movable mechanism, and the transverse sealing assembly is arranged at one end, close to the upper movable mechanism, of the lower movable mechanism; the transverse sealing assembly comprises a die base and a sealing plate; the number of the die bases is two, the die bases are fixed at one end, close to each other, of the lower moving mechanism and the upper moving mechanism, the number of the sealing plates is at least 2, the sealing plates are equidistantly distributed at the upper ends of the die bases, heating assemblies are cut into the sealing plates, heat preservation mechanisms are cut into the sealing plates, and the heat preservation mechanisms are communicated with the heating assemblies; the transverse sealing assembly clamps and presses the plastic bags by driving the lower moving mechanism and the upper moving mechanism, and simultaneously the sealing plate is electrified and heated to thermally press and seal the clamped plastic bags, so that the bag sealing treatment is carried out.
Preferably, the sealing plate comprises a heat storage cavity, a first heat insulation plate, a heat collecting mechanism, a heat conducting mechanism and a heat conducting block; the heat storage cavities are arranged in the heating assembly in number, the heat storage cavities are arranged on the lower side of the heat preservation mechanism, the first heat preservation plate is fixed in the heat storage cavities, the heat collection mechanism is fixedly connected with one end of the first heat preservation plate, which is close to the heating assembly, the heat conduction mechanism is fixed on one side of the heat storage cavities, which is close to the heating assembly, and corresponds to the heat collection mechanism, and the heat conduction block is fixed at the upper end of the heat collection mechanism and extends into the heat preservation mechanism through the sealing plate; when the temperature in the heating element rises, the heat that the accessible heat conduction mechanism is to spilling out absorbs, collects the heat through the laminating of heat collection mechanism and heat conduction mechanism simultaneously to in leading-in heat preservation mechanism, and the heat accumulation chamber separates the heat, causes the heat difficult to leak, thereby makes the heat that heat collection mechanism collected spill out slower.
Preferably, the heat collecting mechanism comprises graphene blocks, leather sleeves and paraffin pellets; the graphene blocks are multiple in number and are distributed at one end, close to the heat conduction mechanism, of the first heat insulation plate at equal intervals, the leather sheath is fixed at the outer end of each graphene block, and a plurality of paraffin pellets are filled between the leather sheath and each graphene block; the imported heat is collected through the paraffin pellets, and the heat collected by the paraffin pellets can be guided through the graphene blocks when the paraffin pellets are required to be exported, and is conducted through the heat conducting blocks, so that the utilization of the collected heat is achieved.
Preferably, the heat conduction mechanism comprises a copper plate, a cavity, a heat absorption ball, a compression spring and a movable plate; the copper plate is fixed in the heat storage cavity and corresponds to the heat collection mechanism, the cavity is cut in the copper plate, the number of the heat absorption balls is multiple and is distributed in the cavity at equal intervals, the number of the compression springs is multiple and is distributed at one end, close to the heat collection mechanism, of the copper plate at equal intervals, and the movable plate is fixedly connected with the outer end of the compression springs and is positioned at the outer side of the copper plate; the heat in the heating element can be absorbed through the copper plate, the heat absorption efficiency of the copper plate is further enhanced through the heat absorption ball, and then the balance temperature is changed due to corrosion of the heat by the compression spring, and the balance temperature is expanded, so that the movable plate is pushed to be in contact with the leather sheath, and the heat is conducted.
Preferably, the heat absorbing ball comprises an outer frame, an inner frame, diamond balls and a T-shaped heat conducting plate; the outer frame is arranged in the cavity, the inner frame is arranged in the outer frame, the number of the diamond pellets is multiple and is uniformly distributed in the inner frame, and the number of the T-shaped heat conducting plates is multiple and is equidistantly distributed between the inner frame and the outer frame; the T-shaped heat conducting plate absorbs heat in a range, and the diamond pellets absorb heat at the same time, so that the heat absorption capacity of the copper plate is enhanced, and the heat absorption effect is maximized.
Preferably, the heating assembly comprises a built-in cavity, a heating pipe assembly, an annular heat conduction pipe, a sealing block and a second heat insulation plate; the inner cavity is cut into the sealing plate, the heating pipe component is fixed in the inner cavity, the annular heat conduction pipe is fixedly connected with the upper end of the heating pipe component, the sealing block is embedded at the upper end of the sealing plate and is fixedly connected with the upper end of the annular heat conduction pipe, and the second heat preservation plate is fixed on the inner wall of the inner cavity and is positioned at the outer side of the heating pipe component; the heating pipe component is electrified to enable the temperature of the heating pipe component to rise to generate heat, the annular heat conduction pipe conducts the heat and finally reaches the sealing block, so that the sealing block reaches the sealing bag temperature, the sealing plate is used for hot-pressing sealing of plastic packages, and meanwhile, the second heat insulation plate is used for protecting the heat generated by the heating pipe component, so that the heat is slowly dissipated.
Preferably, the heat preservation mechanism comprises a groove, a heat preservation layer and a special-shaped heat conduction block; the number of the grooves is two, the grooves are symmetrically cut on the inner wall of the heating assembly, the heat insulation layer is fixedly connected with the inner wall of the grooves, the special-shaped heat conduction blocks are fixed at the inner end of the heat insulation layer and fixedly connected with the lower end of the heat insulation layer, and the special-shaped heat conduction blocks are matched with the annular heat conduction pipes; the heat conducting block is attached to the annular heat conducting pipe, so that heat on the heat conducting block led into the special-shaped heat conducting block can be effectively conducted to the annular heat conducting pipe, the heat of the annular heat conducting pipe is maintained, meanwhile, heat overflowed and dissipated when the heat conducting block conducts heat through the heat insulating layer is isolated, and the heat is less overflowed and dissipated when the heat conducting block conducts heat.
Preferably, the compression spring is made of a memory alloy material, and the initial state is a compression state and has a double-way memory effect.
Preferably, the outer frame and the inner frame are made of fluororubber materials, and the outer frame is tightly attached to the cavity.
A method of sealing a bag in a bag sealing apparatus for a packaging machine, comprising the steps of:
s1, firstly controlling a heating assembly in a transverse sealing assembly to generate heat, and then driving a lower moving mechanism and an upper moving mechanism to mutually approach to clamp plastic package;
s2, sealing the pressed position of the plastic package by heat generated by the heating component after the plastic package is pressed by the clamp;
s3, after the heating component in S1 generates heat, the sealing plate can collect the heat in the heating component and guide the heat into the heat preservation mechanism, and then the heat preservation mechanism guides the heat onto the annular heat conduction pipe in the heating component, so that after the heating pipe component stops heating, the heat of the annular heat conduction pipe can be maintained for a certain time through the structure.
Compared with the prior art, the invention has the advantages that:
1. the scheme can realize that when the hot-pressing type sealing machine is used for sealing the plastic package, heat is absorbed and conducted, so that the sealing machine can continue to seal the plastic package within a certain time after stopping heating, and the energy consumption of the plastic package during sealing the plastic package is reduced.
2. When the temperature in the heating element rises, the heat that the accessible heat conduction mechanism is to spilling out absorbs, collects the heat through the laminating of heat collection mechanism and heat conduction mechanism simultaneously to in leading-in heat preservation mechanism, and the heat accumulation chamber separates the heat, causes the heat difficult to leak, thereby makes the heat that heat collection mechanism collected spill out slower.
3. The heating pipe component is electrified to enable the temperature of the heating pipe component to rise to generate heat, the annular heat conduction pipe conducts the heat and finally reaches the sealing block, so that the sealing block reaches the sealing bag temperature, the sealing plate is used for hot-pressing sealing of plastic packages, and meanwhile, the second heat insulation plate is used for protecting the heat generated by the heating pipe component, so that the heat is slowly dissipated.
4. The heat in the heating element can be absorbed through the copper plate, the heat absorption efficiency of the copper plate is further enhanced through the heat absorption ball, and then the balance temperature is changed due to corrosion of the heat by the compression spring, and the balance temperature is expanded, so that the movable plate is pushed to be in contact with the leather sheath, and the heat is conducted.
5. The heat conducting block is attached to the annular heat conducting pipe, so that heat on the heat conducting block led into the special-shaped heat conducting block can be effectively conducted to the annular heat conducting pipe, the heat of the annular heat conducting pipe is maintained, meanwhile, heat overflowed and dissipated when the heat conducting block conducts heat through the heat insulating layer is isolated, and the heat is less overflowed and dissipated when the heat conducting block conducts heat.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a bag enclosure of the present invention;
FIG. 2 is a schematic view of the overall structure of the mold base of the present invention;
FIG. 3 is a schematic side cross-sectional view of a mold base of the present invention;
FIG. 4 is a schematic view of a partial structure of a mold base according to the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4 at A;
FIG. 6 is an enlarged schematic view of the structure at B in FIG. 4;
FIG. 7 is a schematic view of the heat collecting mechanism of the present invention;
FIG. 8 is a schematic view of a heat conducting mechanism according to the present invention;
fig. 9 is a schematic view of the heat absorbing ball structure of the present invention.
The reference numerals in the figures illustrate:
1 a bag sealing frame body, 2 a lower movable mechanism and 3 an upper movable mechanism; the device comprises a 4 transverse sealing component, a 41 die base, a 42 sealing plate, a 421 heat storage cavity, a 422 first heat preservation plate, a 423 heat collection mechanism, a 4231 graphene block, a 4232 leather sleeve, a 4233 paraffin small ball, a 424 heat conduction mechanism, a 4241 copper plate, a 4242 cavity, a 4243 heat absorption ball, a 4243-1 outer frame, a 4243-2 inner frame, a 4243-3 diamond small ball, a 4243-4T type heat conduction plate, a 4244 compression spring, a 4245 movable plate, a 425 heat conduction block, a 44 heating component, a 441 built-in cavity, a 442 heating pipe component, a 443 annular heat conduction pipe, a 444 sealing block and a 445 second heat preservation plate; 5 heat preservation mechanism, 51 recess, 52 heat preservation, 53 dysmorphism heat conduction piece.
Detailed Description
Example 1:
referring to fig. 1-9, a bag sealing device for a packaging machine comprises a bag sealing frame 1, a lower moving mechanism 2, an upper moving mechanism 3 and a transverse sealing assembly 4; the lower movable mechanism 2 is arranged at the bottom end in the bag sealing frame body 1, the upper movable mechanism 3 is arranged at the top end in the bag sealing frame body 1, the lower movable mechanism 2 corresponds to the upper movable mechanism 3, and the transverse sealing assembly 4 is arranged at one end, close to each other, of the lower movable mechanism 2 and the upper movable mechanism 3; the transverse sealing assembly 4 comprises a die base 41 and a sealing plate 42; the number of the die bases 41 is two, the die bases are fixed at one end, close to each other, of the lower movable mechanism 2 and the upper movable mechanism 3, the number of the sealing plates 42 is at least 2, the sealing plates 42 are equidistantly distributed at the upper end of the die bases 41, heating assemblies 44 are cut into the sealing plates 42, heat preservation mechanisms 5 are cut into the sealing plates 42, and the heat preservation mechanisms 5 are communicated with the heating assemblies 44; the transverse sealing assembly 4 clamps and presses the plastic bags by driving the lower moving mechanism 2 and the upper moving mechanism 3, and simultaneously, the sealing plate 42 is electrified and heated to thermally press and seal the clamped plastic bags, so that the bag sealing treatment is carried out.
Referring to fig. 3 to 5, the sealing plate 42 includes a heat storage chamber 421, a first heat-preserving plate 422, a heat collecting mechanism 423, a heat conducting mechanism 424 and a heat conducting block 425; the number of the heat storage cavities 421 is two, the heat storage cavities 421 are all cut into the heating assembly 44, the heat storage cavities 421 are positioned at the lower side of the heat preservation mechanism 5, the first heat preservation plate 422 is fixed in the heat storage cavities 421, the heat collection mechanism 423 is fixedly connected with one end of the first heat preservation plate 422, which is close to the heating assembly 44, the heat conduction mechanism 424 is fixed at one side of the heat storage cavities 421, which is close to the heating assembly 44, and corresponds to the heat collection mechanism 423, the heat conduction block 425 is fixed at the upper end of the heat collection mechanism 423, and extends into the heat preservation mechanism 5 through the sealing plate 42; when the temperature in the heating component 44 rises, the overflowed heat is absorbed by the heat conducting mechanism 424, and meanwhile, the heat is collected by the heat collecting mechanism 423 and the heat conducting mechanism 424, and is led into the heat preserving mechanism 5, and the heat storage cavity 421 is used for blocking the heat, so that the heat is not easy to leak, and the overflowed heat collected by the heat collecting mechanism 423 is slower.
Referring to fig. 5-7, the heat collecting mechanism 423 includes a graphene block 4231, a leather sheath 4232, and a paraffin pellet 4233; the number of the graphene blocks 4231 is multiple, the graphene blocks 4231 are equidistantly distributed at one end, close to the heat conduction mechanism 424, of the first heat preservation plate 422, the leather sheath 4232 is fixed at the outer end of the graphene blocks 4231, and a plurality of paraffin pellets 4233 are filled between the leather sheath 4232 and the graphene blocks 4231; the imported heat is collected through the paraffin pellets 4233, and the collected heat can be guided through the graphene blocks 4231 and conducted through the heat conducting blocks 425 when the imported heat needs to be exported, so that the collected heat can be utilized.
Referring to fig. 8, the heat conduction mechanism 424 includes a copper plate 4241, a cavity 4242, a heat absorbing ball 4243, a compression spring 4244, and a movable plate 4245; the copper plate 4241 is fixed in the heat storage cavity 421 and corresponds to the heat collecting mechanism 423, the cavity 4242 is cut into the copper plate 4241, the number of heat absorbing balls 4243 is multiple and is equidistantly distributed in the cavity 4242, the number of compression springs 4244 is multiple and is equidistantly distributed at one end of the copper plate 4241 close to the heat collecting mechanism 423, and the movable plate 4245 is fixedly connected with the outer end of the compression springs 4244 and is positioned at the outer side of the copper plate 4241; the heat in the heating component 44 can be absorbed through the copper plate 4241, meanwhile, the heat absorption efficiency of the copper plate 4241 is further enhanced through the heat absorption balls 4243, and then the balance temperature of the compression spring 4244 is changed and extended due to corrosion of the heat, so that the movable plate 4245 is pushed to be in contact with the leather sheath 4232, and heat is conducted.
Referring to fig. 9, the heat absorbing balls 4243 comprise an outer frame 4243-1, an inner frame 4243-2, diamond balls 4243-3 and T-shaped heat conducting plates 4243-4; the outer frame 4243-1 is arranged in the cavity 4242, the inner frame 4243-2 is arranged in the outer frame 4243-1, the number of diamond pellets 4243-3 is a plurality of diamond pellets and are uniformly distributed in the inner frame 4243-2, the number of T-shaped heat conducting plates 4243-4 is a plurality of diamond pellets and are equidistantly distributed between the inner frame 4243-2 and the outer frame 4243-1; the heat is absorbed in a range through the T-shaped heat conducting plate 4243-4, and the diamond pellets 4243-3 absorb the heat, so that the heat absorption capacity of the copper plate 4241 is enhanced, and the heat absorption effect is maximized.
Referring to fig. 4-5, heating assembly 44 includes a built-in cavity 441, a heating tube assembly 442, an annular heat pipe 443, a sealing block 444, and a second heat preservation plate 445; the inner cavity 441 is cut into the sealing plate 42, the heating pipe assembly 442 is fixed in the inner cavity 441, the annular heat conducting pipe 443 is fixedly connected with the upper end of the heating pipe assembly 442, the sealing block 444 is embedded at the upper end of the sealing plate 42 and is fixedly connected with the upper end of the annular heat conducting pipe 443, and the second heat insulating plate 445 is fixed on the inner wall of the inner cavity 441 and is positioned outside the heating pipe assembly 442; the heating tube assembly 442 is electrified to raise the temperature to generate heat, and the heat is conducted by the annular heat conducting tube 443 and finally reaches the sealing block 444, so that the sealing block 444 reaches the sealing temperature, the sealing plate 42 is used for hot-pressing and sealing the plastic package, and meanwhile, the second heat insulating plate 445 is used for protecting the heat generated by the heating tube assembly 442, so that the heat is slowly dissipated.
Referring to fig. 6, the heat preservation mechanism 5 includes a groove 51, a heat preservation layer 52 and a special-shaped heat conduction block 53; the number of the grooves 51 is two, the grooves are symmetrically cut on the inner wall of the heating component 44, the heat insulation layer 52 is fixedly connected with the inner wall of the grooves 51, the special-shaped heat conduction blocks 53 are fixed at the inner end of the heat insulation layer 52, the heat conduction blocks 425 are fixedly connected with the lower end of the heat insulation layer 52, and the special-shaped heat conduction blocks 53 are matched with the annular heat conduction pipes 443; the heat conducted by the heat conducting block 425 can be effectively conducted to the annular heat conducting pipe 443 by the heat conducted by the heat conducting block 53 and the annular heat conducting pipe 443, so that the heat of the annular heat conducting pipe 443 is maintained, and meanwhile, the heat overflowed when the heat is conducted by the heat conducting block 53 is blocked by the heat insulating layer 52, so that the heat overflows less when the heat is conducted.
Referring to fig. 7-9, the compression spring 4244 is made of a memory alloy material, and has a two-way memory effect when in an initial state which is a compressed state; the outer frame 4243-1 and the inner frame 4243-2 are made of fluororubber material, and the outer frame 4243-1 is tightly attached to the cavity 4242.
A method of sealing a bag in a bag sealing apparatus for a packaging machine, comprising the steps of: s1, firstly controlling a heating assembly 44 in a transverse sealing assembly 4 to generate heat, and then driving a lower movable mechanism 2 and an upper movable mechanism 3 to mutually approach to clamp plastic packages; s2, sealing the pressed position of the plastic package by heat generated by the heating component 44 after the plastic package is pressed by the clamp; s3, after the heating component 44 in S1 generates heat, the sealing plate 42 can collect the heat in the heating component 44 and guide the heat into the heat preservation mechanism 5, and then the heat preservation mechanism 5 guides the heat to the annular heat conduction pipe 443 in the heating component 44, so that after the heating pipe 442 stops heating, the heat of the annular heat conduction pipe 443 can be maintained for a certain time through the structure.
When the heat sealing machine works, the heating component 44 in the transverse sealing component 4 is controlled to generate heat, then the transverse sealing component 4 clamps and presses the plastic bag by driving the lower moving mechanism 2 and the upper moving mechanism 3, the sealing plate 42 seals the clamped plastic bag in a hot pressing mode, after the heating component 44 generates heat, the heat storage cavity 421 in the sealing plate 42 can collect the heat in the heating component 44, after the heating pipe component 442 in the heating component 44 stops heating, the heat on the annular heat conducting pipe 443 can be gradually reduced, at the moment, the heat collected by the heat storage cavity 421 can be led out through the heat preservation mechanism 5, and the heat on the annular heat conducting pipe 443 is maintained, so that the annular heat conducting pipe 443 can still keep the preset temperature for a certain time under the condition that the heating of the annular heat conducting pipe 443 is stopped, the heat can be absorbed and conducted when the hot pressing sealing machine is used for sealing the plastic package, the sealing operation can be continued in a certain time after the heating of the sealing machine is stopped, and the energy consumption when the plastic package is sealed.
Claims (5)
1. The utility model provides a closing bag device for packaging machinery which characterized in that: comprises a bag sealing frame body (1), a lower movable mechanism (2), an upper movable mechanism (3) and a transverse sealing component (4);
the lower movable mechanism (2) is arranged at the inner bottom end of the bag sealing frame body (1), the upper movable mechanism (3) is arranged at the inner top end of the bag sealing frame body (1), the lower movable mechanism (2) corresponds to the upper movable mechanism (3), and the transverse sealing assembly (4) is arranged at one end, close to the upper movable mechanism (3), of the lower movable mechanism (2);
the transverse sealing assembly (4) comprises a die base (41) and a sealing plate (42);
the number of the die bases (41) is two, the die bases are fixed at one end, close to each other, of the lower moving mechanism (2) and the upper moving mechanism (3), the number of the sealing plates (42) is at least 2, the sealing plates are equidistantly distributed at the upper ends of the die bases (41), heating assemblies (44) are cut into the sealing plates (42), heat preservation mechanisms (5) are cut into the sealing plates (42), and the heat preservation mechanisms (5) are communicated with the heating assemblies (44);
the transverse sealing assembly (4) clamps and presses the plastic bags by driving the lower moving mechanism (2) and the upper moving mechanism (3), and simultaneously, the sealing plate (42) is electrified and heated, and the clamped plastic bags are subjected to hot-pressing sealing, so that bag sealing treatment is carried out;
the sealing plate (42) comprises a heat storage cavity (421), a first heat preservation plate (422), a heat collection mechanism (423), a heat conduction mechanism (424) and a heat conduction block (425);
the heat storage device comprises a heat storage component (44), a heat collection mechanism (423) and a heat conduction mechanism (424), wherein the number of the heat storage cavities (421) is two, the heat storage cavities (421) are all cut in the heat collection component (44), the heat storage cavities (421) are located at the lower side of the heat preservation mechanism (5), a first heat preservation plate (422) is fixed in the heat storage cavities (421), the heat collection mechanism (423) is fixedly connected with one end, close to the heat collection component (44), of the first heat preservation plate (422), the heat conduction mechanism (424) is fixed at one side, close to the heat collection component (44), of the heat storage cavities (421) and corresponds to the heat collection mechanism (423), and a heat conduction block (425) is fixed at the upper end of the heat collection mechanism (423) and extends into the heat preservation mechanism (5) through a sealing plate (42);
when the temperature in the heating assembly (44) rises, the overflowed heat can be absorbed through the heat conducting mechanism (424), meanwhile, the heat is collected through the bonding of the heat collecting mechanism (423) and the heat conducting mechanism (424) and is led into the heat preserving mechanism (5), and the heat storage cavity (421) is used for blocking the heat, so that the heat is not easy to leak, and the overflowed heat collected by the heat collecting mechanism (423) is slower;
the heat collecting mechanism (423) comprises a graphene block (4231), a leather sheath (4232) and paraffin balls (4233);
the number of the graphene blocks (4231) is multiple, the graphene blocks are equidistantly distributed at one end, close to the heat conduction mechanism (424), of the first heat preservation plate (422), the leather sheath (4232) is fixed at the outer end of the graphene blocks (4231), and a plurality of paraffin pellets (4233) are filled between the leather sheath (4232) and the graphene blocks (4231);
the heat conduction mechanism (424) comprises a copper plate (4241), a cavity (4242), a heat absorption ball (4243), a compression spring (4244) and a movable plate (4245);
the copper plate (4241) is fixed in the heat storage cavity (421) and corresponds to the heat collection mechanism (423), the cavity (4242) is cut in the copper plate (4241), the number of the heat absorption balls (4243) is multiple, the heat absorption balls are equidistantly distributed in the cavity (4242), the number of the compression springs (4244) is multiple, the compression springs are equidistantly distributed at one end, close to the heat collection mechanism (423), of the copper plate (4241), and the movable plate (4245) is fixedly connected with the outer end of the compression springs (4244) and is located at the outer side of the copper plate (4241);
the heat absorbing ball (4243) comprises an outer frame (4243-1), an inner frame (4243-2), diamond balls (4243-3) and a T-shaped heat conducting plate (4243-4);
the outer frame (4243-1) is arranged in the cavity (4242), the inner frame (4243-2) is arranged in the outer frame (4243-1), the number of the diamond pellets (4243-3) is multiple, the diamond pellets are uniformly distributed in the inner frame (4243-2), the number of the T-shaped heat conducting plates (4243-4) is multiple, and the T-shaped heat conducting plates are equidistantly distributed between the inner frame (4243-2) and the outer frame (4243-1);
the heat preservation mechanism (5) comprises a groove (51), a heat preservation layer (52) and a special-shaped heat conduction block (53);
the number of the grooves (51) is two, the grooves are symmetrically cut on the inner wall of the heating assembly (44), the heat insulation layer (52) is fixedly connected with the inner wall of the grooves (51), the special-shaped heat conduction blocks (53) are fixed at the inner ends of the heat insulation layer (52), the heat conduction blocks (425) are fixedly connected with the lower ends of the heat insulation layer (52), and the special-shaped heat conduction blocks (53) are matched with the annular heat conduction pipes (443);
the special-shaped heat conducting block (53) is attached to the annular heat conducting pipe (443), so that heat on the special-shaped heat conducting block (53) led in by the heat conducting block (425) can be effectively conducted to the annular heat conducting pipe (443), the heat of the annular heat conducting pipe (443) is maintained, and meanwhile, heat overflowed when the heat is conducted by the special-shaped heat conducting block (53) is isolated through the heat insulating layer (52), so that less heat overflows when the heat is conducted.
2. A bag sealer for a packaging machine as claimed in claim 1, wherein: the heating assembly (44) comprises an inner cavity (441), a heating pipe assembly (442), an annular heat conducting pipe (443), a sealing block (444) and a second heat insulation plate (445);
the built-in cavity (441) is cut into the sealing plate (42), the heating pipe assembly (442) is fixed in the built-in cavity (441), the annular heat conducting pipe (443) is fixedly connected with the upper end of the heating pipe assembly (442), the sealing block (444) is embedded at the upper end of the sealing plate (42) and is fixedly connected with the upper end of the annular heat conducting pipe (443), and the second heat insulating plate (445) is fixed on the inner wall of the built-in cavity (441) and is positioned on the outer side of the heating pipe assembly (442);
the heating pipe assembly (442) is electrified to enable the temperature of the heating pipe assembly to rise to generate heat, the annular heat conduction pipe (443) conducts the heat to finally reach the sealing block (444), so that the sealing block (444) reaches the sealing temperature, the sealing plate (42) is used for hot-pressing and sealing plastic packages, and meanwhile the second heat preservation plate (445) is used for protecting the heat generated by the heating pipe assembly (442), so that the heat is dissipated slowly.
3. A bag sealer for a packaging machine as claimed in claim 1, wherein: the compression spring (4244) is made of a memory alloy material, and has a two-way memory effect when in an initial state which is a compression state.
4. A bag sealer for a packaging machine as claimed in claim 1, wherein: the outer frame (4243-1) and the inner frame (4243-2) are made of fluororubber materials, and the outer frame (4243-1) is tightly attached to the cavity (4242).
5. A method of sealing a bag for a packaging machine, according to any one of claims 1-4, characterized by: the method comprises the following steps:
s1, firstly controlling a heating assembly (44) in a transverse sealing assembly (4) to generate heat, and then driving a lower movable mechanism (2) and an upper movable mechanism (3) to mutually approach to clamp plastic package;
s2, sealing the pressed position of the plastic package through heat generated by the heating component (44) after the plastic package is pressed by the clamp;
s3, after the heating component (44) in the S1 generates heat, the sealing plate (42) can collect the heat in the heating component (44) and guide the heat into the heat preservation mechanism (5), and then the heat preservation mechanism (5) guides the heat to the heating component (44), so that the heat of the heating component (44) can be maintained for a certain time after the heating is stopped.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210244896.2A CN114560143B (en) | 2022-03-14 | 2022-03-14 | Bag sealing device and bag sealing method for packaging machinery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210244896.2A CN114560143B (en) | 2022-03-14 | 2022-03-14 | Bag sealing device and bag sealing method for packaging machinery |
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| Publication Number | Publication Date |
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| CN114560143A CN114560143A (en) | 2022-05-31 |
| CN114560143B true CN114560143B (en) | 2024-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210244896.2A Active CN114560143B (en) | 2022-03-14 | 2022-03-14 | Bag sealing device and bag sealing method for packaging machinery |
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| CN112357236A (en) * | 2020-11-27 | 2021-02-12 | 陈永良 | Energy-saving pillow type packaging machine hot press device |
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| GB1180744A (en) * | 1966-07-06 | 1970-02-11 | British Visqueen Ltd | Plastics Films Heat Sealing Method and Device |
| CN207311973U (en) * | 2017-08-26 | 2018-05-04 | 江苏红贵纺实业有限公司 | A kind of plastic film sealing machine of good airproof performance |
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| CN210823073U (en) * | 2019-09-20 | 2020-06-23 | 仙桃市银宏防护用品有限公司 | Portable small-size capper |
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| CN114560143A (en) | 2022-05-31 |
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