CN113715344A

CN113715344A - Switching type film heat sealing system convenient to use

Info

Publication number: CN113715344A
Application number: CN202010454243.8A
Authority: CN
Inventors: 李仰恩
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-11-30

Abstract

The invention discloses a switching type film heat sealing system convenient to use, which comprises a case, a top case fixedly installed at the top of the case through an L-shaped installation frame, and a film winding mechanism arranged on the case, wherein a controller, a time relay and a power supply module are respectively and fixedly installed in the case, and a control panel is fixedly installed on the top case. This switching formula film heat seal system that facilitates use can realize on heat seal equipment design switching formula carousel adjustment mechanism, make the producer can carry out the free switching installation use of heat seal mould as required, need not to carry out manual dismantlement installation through the mould of manual work on the heat seal equipment, a large amount of operating time of producer has been saved, producer's intensity of labour has been alleviateed, producer's work efficiency has been improved greatly, fine realization not only fast but also convenient freely switch over the use of carrying out the heat seal mould, thereby the purpose of quick heat seal production has been reached.

Description

Switching type film heat sealing system convenient to use

Technical Field

The invention relates to the technical field of film heat sealing equipment, in particular to a switching type film heat sealing system convenient to use.

Background

The product of the heat sealing machine is a loose material full-flow-width automatic sampling device, is mainly suitable for belt conveying type automatic samplers for bulk granular materials such as sintered ores, pellets, mineral powder, coke, coking coal, asphalt and the like, has wider application range, and 1) is used for automotive interiors: the automobile comprises an automobile sun shield, an automobile door plate, a steering wheel sleeve, a reverse lattice heat seal, a light reflecting paste heat seal, a light reflecting film heat seal, a foot pad welding, foot pad embossing, an automobile cushion, an automobile back cushion, a seat backrest, an automobile ceiling and an automobile interior panel; 2) plastic packaging and sealing: plastic heat sealing, plastic fusing, packaging bag heat sealing, plastic welding, PVC packaging bags, hot water bags, electric appliance plastic uptake packaging, tool packaging sealing, PVC folding boxes, hardware plastic uptake sealing, battery packaging sealing, electronic product plastic uptake sealing, toothbrush packaging, PVC welding and plastic embossing.

Referring to the down-pressing type film heat sealing machine disclosed in chinese patent No. CN105383095B, the length fixing device and the down-pressing heat sealing device are driven by the transmission mechanism to move in cooperation with each other, and when the length fixing device completes a length fixing, the down-pressing heat sealing device presses down to complete a heat sealing. Furthermore, the length of the film passing through the pressing interval is adjusted by adjusting the position of the first cross rod on the threaded rod, so that the length of the film bag after bag making is adjustable.

Referring to a plastic film heat sealing machine disclosed in Chinese patent publication No. CN206606414U, when heat sealing operation is performed, a suction hole works to suck a film into a groove and cling to the side wall of the groove, then a heat sealing working head works to perform heat sealing, then a jet hole works to blow the heat-sealed film out of the groove, so that heat sealing is continued, the plastic film completes heat sealing in the groove, and the plastic film is positioned under the action of the suction hole and the groove, so that the heat sealing quality can be effectively ensured.

The above references are analyzed in combination to yield the following disadvantages:

1) when the existing film heat sealing equipment is used for carrying out film heat sealing treatment, the heat sealing mould of the heat sealing equipment needs to be frequently replaced due to inconsistent shapes, dimensions and specifications of heat sealing products, particularly for some quantity of film heat sealing equipment, due to inconsistent aperture sizes of products to be sealed, proper heat sealing mould needs to be replaced for heat sealing treatment, the existing moulds on the heat sealing equipment are mostly manually disassembled and installed through manpower, a large amount of working time of production personnel needs to be spent, the labor intensity of production personnel is increased, the working efficiency of the production personnel is greatly reduced, the free switching use of the heat sealing mould can not be realized, and therefore the purpose of quick heat sealing production can not be achieved.

2) When the existing heat sealing equipment is used for pressing down a contact film for heat sealing, because the lower die does not have a buffering effect, a product is placed on the lower die and then is directly pressed, impact can be generated in a heat sealing die, the die is easy to damage due to long-term impact, the service life of the heat sealing die is greatly shortened, and the long-term use of the whole heat sealing equipment is very unfavorable.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a switching type film heat sealing system convenient to use, and solves the problems that when the existing film heat sealing equipment is used for performing film heat sealing treatment, due to inconsistent shapes, sizes and specifications of heat sealing products, a heat sealing mould of the heat sealing equipment needs to be frequently replaced, especially for some quantity of film heat sealing equipment, due to inconsistent calibers of products to be sealed, a proper heat sealing mould needs to be replaced for heat sealing treatment, most of the existing heat sealing equipment manually disassemble and install the moulds on the heat sealing equipment, a large amount of working time of production personnel needs to be spent, the labor intensity of the production personnel is increased, the working efficiency of the production personnel is greatly reduced, the heat sealing equipment can not be quickly and conveniently freely switched to use, and the purpose of quick heat sealing production cannot be achieved.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a switching formula film heat seal system who facilitates use, includes that quick-witted case, quick-witted roof portion pass through the top case of L type mounting bracket fixed mounting and the film winding mechanism that sets up on the quick-witted case, the inside of quick-witted case is fixed mounting respectively has controller, time relay and power module, and fixed mounting has a control panel on the top case, the inside of top case is provided with pushes down the mechanism, and pushes down servo motor through connecting plate fixedly connected with at the top of top case, the inside of machine case has lower mould subassembly through diaphragm fixed mounting, there is moulding-die switching mechanism one side of top case through rotation regulation subassembly movable mounting.

The die pressing switching mechanism comprises a rotary table, a mounting groove is formed in the inner side of the rotary table, a guide rod is fixedly connected to the inside of the mounting groove, a movable loop bar is slidably connected to the outer surface of the guide rod, one end of the movable loop bar penetrates through the mounting groove and extends to the outside of the mounting groove, a pressing plate is fixedly mounted at the other end of the movable loop bar, a reset spring is sleeved on the outer surface of the movable loop bar, the movable loop bar extends to one end of the mounting groove, an overturning adjusting assembly is fixedly mounted at the outer end of the mounting groove, a die pressing assembly is fixedly connected to one side, away from the movable loop bar, of the overturning adjusting assembly, and a rotary handle is fixedly connected to one side of the rotary table through a connecting rod.

Preferably, the number of the mounting grooves is at least eight, the eight mounting grooves are uniformly distributed in the turntable, and the number of the mounting grooves is designed according to the number of types of the required die assemblies.

Preferably, the die assembly comprises a die shell, an installation block fixedly installed at the top of the inner wall of the die shell and an electric heating block fixedly installed inside the die shell, annular cutters are movably installed on the two sides of the inner wall of the die shell respectively through buffers, a round hole in the center of each annular cutter is penetrated through the bottom of each electric heating block, a groove is formed in the top of each installation block, a lower magnet is fixedly installed inside the groove, positioning grooves are formed in the two sides of the top of each installation block, electric copper rings are connected to the inside of each positioning groove, and a temperature sensor is fixedly installed on the upper portion of each electric heating block through an insulation board.

Preferably, upset adjusting part includes the rotary drum, the axis department of rotary drum rotates the movable sleeve pole rather than through the pivot to be connected, and one side of rotary drum and the one end fixed connection of movable rod, the arc wall with movable sleeve pole looks adaptation is seted up to the rotary drum surface, and the bottom of rotary drum has seted up the joint groove, and the inside of joint groove runs through there is the inserted bar, the inserted bar is located the outer fixed surface of joint inslot portion and is connected with the stripper plate, the surface cover of inserted bar is equipped with the extrusion spring for one side that is located the stripper plate, and the movable sleeve pole is located the surface of rotary drum inside and has seted up the jack.

Preferably, the rotation regulation subassembly includes fixed mounting in the fixed block of top case outer wall and the dwang of fixed mounting on the carousel, the rotation groove with dwang looks adaptation is seted up to one side of fixed block, and the dwang passes through the bearing and rotates the one side rotation of inslot wall to be connected, the inside groove has all been seted up to the top and the bottom of rotating inslot wall, and the inside of inside groove has spacing wedge through spring fixed mounting, the spacing groove with spacing wedge looks adaptation is seted up to the surface of dwang, and the T type pressure head that the surface that just is located the dwang of one side of fixed block passes through spring fixed connection and spacing wedge looks adaptation.

Preferably, the mechanism of pushing down includes that the screw rod of being connected is rotated with top incasement wall through the rotating turret and has a lift sleeve through slider and top incasement wall both sides sliding connection, the outer surface threaded connection of lift sleeve's inner wall and screw rod, and the top of screw rod pass through the shaft coupling and push down servo motor's output fixed connection, the bottom of lift sleeve runs through top case and extends to the bottom of top case, the outer fixed surface that the lift sleeve extended to top bottom of the case portion is connected with magnet, and goes up the electrically conductive copper bar that connects the electricity copper ring looks adaptation in the fixed mounting of bottom of magnet and the moulding-die assembly.

Preferably, a power adapter is fixedly mounted at the bottom of the inner wall of the top box, and one side of the power adapter is connected with the conductive copper bar through a wire.

Preferably, the film winding mechanism comprises a winding servo motor fixedly installed at the bottom of the inner wall of the case and a driving roller and a driven roller which are rotatably connected to two sides of the top of the case through a support frame and are used for supporting the front surface of the driving roller support frame is rotatably connected with a driving shaft through a bearing, and a first belt pulley is fixedly installed on the outer surface of the driving shaft.

Preferably, the outer fixed surface of rolling servo motor output shaft installs the second belt pulley, and the second belt pulley passes through the belt and is connected with first belt pulley transmission, the one end fixed connection of shaft coupling and initiative roller is passed through to the one end of drive shaft.

Preferably, the lower die assembly comprises a lower die frame and a placing frame, supporting rods are fixedly mounted on two sides of the bottom of the placing frame, the bottom end of each supporting rod penetrates through the lower die frame and extends to the inside of the lower die frame, one end of each supporting rod extending to the inside of the lower die frame is fixedly connected with the bottom of the inner wall of the lower die frame through a spring, and a pressure sensor is fixedly mounted between the bottom of the inner wall of the lower die frame and the bottom of the placing frame.

(III) advantageous effects

The invention provides a switching type film heat sealing system convenient to use. Compared with the prior art, the method has the following beneficial effects:

(1) the convenient switching type film heat sealing system is characterized in that a pressing die switching mechanism is movably arranged on one side of a top box through a rotary adjusting assembly, the pressing die switching mechanism comprises a rotary disc, a mounting groove is formed in the inner side of the rotary disc, a guide rod is fixedly connected to the inner part of the mounting groove, a movable loop bar is connected to the outer surface of the guide rod in a sliding mode, one end of the movable loop bar penetrates through the mounting groove and extends to the outer part of the mounting groove, a pressing plate is fixedly arranged at the other end of the movable loop bar, a reset spring is sleeved on the outer surface of the movable loop bar, a turnover adjusting assembly is fixedly arranged at one end of the movable loop bar, which extends to the outer surface of the mounting groove, the pressing die assembly is fixedly connected to one side of the turnover adjusting assembly, which is far away from the movable loop bar, a rotary handle is fixedly connected to one side of the rotary disc through a connecting rod, and the switching type rotary disc adjusting mechanism can be designed on heat sealing equipment, the production personnel can freely switch, install and use the heat sealing die as required, the die on the heat sealing equipment is not required to be manually disassembled and installed, a large amount of working time of the production personnel is saved, the labor intensity of the production personnel is reduced, the working efficiency of the production personnel is greatly improved, the heat sealing die can be freely switched and used rapidly and conveniently, and therefore the purpose of rapid heat sealing production is achieved.

(2) This switching formula film heat seal system that facilitates use, there is lower module through diaphragm fixed mounting in the inside of quick-witted case, lower module includes die carrier and rack down, the equal fixed mounting in both sides of rack bottom has branch, the bottom of branch runs through die carrier down and extends to the inside of die carrier down, and branch extends to the bottom fixed connection of inside one end of die carrier down through spring and lower die carrier inner wall, can realize setting up buffer structure on the bed die, impact force when coming to reduce the heat seal mould greatly and pushing down, fine the condition of having avoided the mould to strike the damage for a long time takes place, the life of heat seal mould has been prolonged greatly, it is very useful to the long-term use of whole heat seal equipment.

(3) This switch mode film heat seal system that facilitates use, the moulding-die subassembly includes the mould casing, fixed mounting is in the installation piece at mould shells inner wall top and fixed mounting is in the inside electric heating piece of mould casing, mould shells inner wall's both sides all have the annular cutter through buffer movable mounting, the round hole at annular cutter center is run through to the bottom of electric heating piece, and the top of installation piece is seted up flutedly, the inside fixed mounting of recess has magnet down, the constant head tank has all been seted up at the top of installation piece and the both sides that are located the recess, and the inside fixed mounting of constant head tank has the electricity copper ring, can realize that the magnetism that designs into in the mould is inhaled formula locate mode, make the mould can advance line location with heat seal equipment, replace conventional wire to connect through the electrically conductive design of disconnect-type simultaneously, make the installation of heat seal mould more nimble with the use.

(4) This switching formula film heat seal system that facilitates use, the rotation regulation subassembly includes fixed mounting in the fixed block of top case outer wall and fixed mounting dwang on the carousel, the rotation groove with dwang looks adaptation is seted up to one side of fixed block, and the dwang passes through the bearing and rotates the one side rotation of inslot wall to be connected, the inside groove has all been seted up to the top and the bottom of rotating inslot wall, and the inside of inside groove has spacing wedge through spring fixed mounting, can realize carrying out positioning control to the switching of heat sealing die, guaranteed that the heat sealing die can be accurate reach the standard position and use

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of a sign and top box construction of the present invention;

FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 2;

FIG. 4 is a cross-sectional view of the side of the die change mechanism of the present invention;

FIG. 5 is a cross-sectional view of the die assembly structure of the present invention;

FIG. 6 is a cross-sectional view of the tumble adjustment assembly configuration of the present invention;

FIG. 7 is a cross-sectional view of the construction of the lower die assembly of the present invention;

FIG. 8 is a cross-sectional view of the construction of the rotary adjustment assembly of the present invention;

FIG. 9 is a schematic view of the structure of the upper magnet and the conductive copper rod of the present invention;

fig. 10 is a schematic structural view of the rotating lever of the present invention.

In the figure, 1 chassis, 2 top box, 3 film rolling mechanism, 31 rolling servo motor, 32 driving rolling roller, 33 driven rolling roller, 34 driving shaft, 35 first belt pulley, 36 second belt pulley, 4 controller, 5 time relay, 6 power module, 7 control panel, 8 pressing mechanism, 81 screw, 82 lifting sleeve, 83 upper magnet, 84 conductive copper bar, 85 power adapter, 9 pressing servo motor, 10 lower die assembly, 101 lower die carrier, 102 placing rack, 103 supporting rod, 104 pressure sensor, 11 rotation adjusting component, 111 fixing block, 112 rotating rod, 113 rotating groove, 114 inner groove, 115 limiting wedge block, 116 limiting groove, 117T-shaped pressure head, 12 pressing die switching mechanism, 121 turntable, 122 mounting groove, 123 guiding rod, 124 movable sleeve rod, 125 pressure plate, 126 reset spring, 127 turning adjusting component, 1271, 1272 arc groove, 1273 clamping groove, 1274 inserting rod, 1271 rotating cylinder, 1272 arc groove, 1273 clamping groove, 1275 extrusion plate, 1276 extrusion spring, 1277 jack, 128 movable rod, 129 die assembly, 1291 die housing, 1292 mounting block, 1293 electrical heating block, 1294 ring cutter, 1295 groove, 1296 lower magnet, 1297 positioning slot, 1298 electrical copper ring, 1299 temperature sensor, 1210 rotating handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 10, an embodiment of the present invention provides a technical solution: a switching type film heat sealing system convenient to use comprises a case 1, a top case 2 fixedly installed on the top of the case 1 through an L-shaped mounting rack, and a film winding mechanism 3 arranged on the case 1, wherein a controller 4, a time relay 5 and a power module 6 are respectively and fixedly installed inside the case 1, a control panel 7 is fixedly arranged on the top box 2, the controller 4 adopts an instruction control and data analysis processing integrated controller with the model of KJR-01BMDV, the model of the time relay 5 is 7PR4140, the power supply module 6 is external 220V voltage or internally provided with one of charging and discharging lithium ion storage batteries, a pressing mechanism 8 is arranged inside the top box 2, and the top of the top box 2 is fixedly connected with a pressing servo motor 9 through a connecting plate, a lower die assembly 10 is fixedly installed inside the case 1 through a transverse plate, and a pressing die switching mechanism 12 is movably installed on one side of the top box 2 through a rotary adjusting assembly 11.

As shown in fig. 2, 3 and 9, the pressing mechanism 8 includes a screw 81 rotatably connected to the inner wall of the top case 2 via a rotating frame, and lifting sleeves 82 slidably connected to both sides of the inner wall of the top case 2 via sliding members, the inner wall of the lifting sleeve 82 is threadedly connected to the outer surface of the screw 81, the top end of the screw 81 is fixedly connected with the output end of the lower pressing servo motor 9 through a coupler, the bottom end of the lifting sleeve 82 penetrates through the top box 2 and extends to the bottom of the top box 2, the outer surface of the lifting sleeve 82 extending to the bottom of the top box 2 is fixedly connected with an upper magnet 83, and the bottom of the upper magnet 83 is fixedly provided with a conductive copper bar 84 matched with the die assembly 129, the bottom of the inner wall of the top box 2 is fixedly provided with a power adapter 85, the model of the power adapter 85 is WR225-STY-EW128, and one side of the power adapter 85 is electrically connected with the conductive copper bar 84 through a wire.

As shown in fig. 2, the film winding mechanism 3 includes a winding servo motor 31 fixedly mounted at the bottom of the inner wall of the case 1 and a driving roller 32 and a driven roller 33 rotatably connected to two sides of the top of the case 1 through a support frame, the pressing servo motor 9 and the winding servo motor 31 are both JSDA servo control motors, a driving shaft 34 is rotatably connected to the front of the support frame for supporting the driving roller 32 through a bearing, a first belt pulley 35 is fixedly mounted on the outer surface of the driving shaft 34, a second belt pulley 36 is fixedly mounted on the outer surface of the output shaft of the winding servo motor 31, the second belt pulley 36 is in transmission connection with the first belt pulley 35 through a belt, and one end of the driving shaft 34 is fixedly connected with one end of the driving roller 32 through a coupling.

As shown in fig. 7, the lower mold assembly 10 includes a lower mold frame 101 and a placing frame 102, wherein two sides of the bottom of the placing frame 102 are both fixedly provided with a supporting rod 103, the bottom end of the supporting rod 103 penetrates through the lower mold frame 101 and extends to the inside of the lower mold frame 101, one end of the supporting rod 103 extending to the inside of the lower mold frame 101 is fixedly connected with the bottom of the inner wall of the lower mold frame 101 through a spring, a pressure sensor 104 is fixedly arranged between the bottom of the inner wall of the lower mold frame 101 and the bottom of the placing frame 102, and the model number of the pressure sensor 104 is PT 124G-111.

As shown in fig. 2 and 4, the pressing die switching mechanism 12 includes a rotating disk 121, a mounting groove 122 is formed in the inner side of the rotating disk 121, a guide rod 123 is fixedly connected to the inside of the mounting groove 122, a movable sleeve rod 124 is slidably connected to the outer surface of the guide rod 123, one end of the movable sleeve rod 124 extends through the mounting groove 122 and extends to the outside of the mounting groove 122, a pressing plate 125 is fixedly installed at the other end of the movable sleeve rod 124, a return spring 126 is sleeved on the outer surface of the movable sleeve rod 124 located inside the mounting groove 122, an overturning adjusting assembly 127 is fixedly installed at one end of the movable sleeve rod 124 extending to the outside of the mounting groove 122, a pressing die assembly 129 is fixedly connected to one side of the overturning adjusting assembly 127 away from the movable sleeve rod 124 through a movable rod 128, fixed sleeves are respectively sleeved on the outer surfaces of the movable rod 128 and the movable sleeve rod 124, and a semicircular elastic rubber ring is fixedly installed between the two fixed sleeves, the semicircular elastic rubber ring has a good elastic restoring effect, one side of carousel 121 is through connecting rod fixedly connected with rotation handle 1210, and the quantity of mounting groove 122 is eight at least, and eight mounting groove 122 evenly distributed in the inside of carousel 121, and the quantity of mounting groove 122 is designed according to the quantity of required die assembly 129 type.

As shown in fig. 5, the die assembly 129 includes a die housing 1291, a mounting block 1292 fixedly mounted on the top of the inner wall of the die housing 1291, and an electrical heating block 1293 fixedly mounted inside the die housing 1291, wherein the electrical heating block 1293 is 610H135, ring cutters 1294 are movably mounted on both sides of the inner wall of the die housing 1291 through dampers, the dampers are spring mechanical dampers, the inside of the electric heating block 1293 is buffered by a mechanical spring, the bottom of the electric heating block 1293 penetrates through a round hole at the center of the annular cutter 1294, a groove 1295 is formed at the top of the mounting block 1292, a lower magnet 1296 is fixedly mounted in the groove 1295, positioning grooves 1297 are formed at the top of the mounting block 1292 and at two sides of the groove 1295, an electric copper ring 1298 is fixedly mounted inside the positioning groove 1297, a temperature sensor 1299 is fixedly mounted at the upper part of the electric heating block 1293 through an insulating plate, and the temperature sensor 1299 is DS18B 20.

As shown in fig. 6, the flipping adjustment assembly 127 includes a rotating drum 1271, the movable sleeve 124 is rotatably connected to the rotating drum 1271 through a rotating shaft at a central axis of the rotating drum 1271, one side of the rotating drum 1271 is fixedly connected to one end of the movable rod 128, an arc groove 1272 adapted to the movable sleeve 124 is formed in an outer surface of the rotating drum 1271, a clamping groove 1273 is formed in a bottom of the rotating drum 1271, an insertion rod 1274 penetrates through the clamping groove 1273, a pressing plate 1275 is fixedly connected to an outer surface of the insertion rod 1274 located inside the clamping groove 1273, an extrusion spring 1276 is sleeved on one side of the pressing plate 1275 on the outer surface of the insertion rod 1274, and an insertion hole 1277 is formed in an outer surface of the movable sleeve 124 located inside the rotating drum 1271.

As shown in fig. 8 and 10, the rotation adjusting assembly 11 includes a fixing block 111 fixedly mounted on the outer wall of the top box 2 and a rotating rod 112 fixedly mounted on the turntable 121, a rotating groove 113 adapted to the rotating rod 112 is formed in one side of the fixing block 111, the rotating rod 112 is rotatably connected to one side of the inner wall of the rotating groove 113 through a bearing, inner grooves 114 are formed in the top and bottom of the inner wall of the rotating groove 113, a limiting wedge block 115 is fixedly mounted inside the inner grooves 114 through a spring, a limiting groove 116 adapted to the limiting wedge block 115 is formed in the outer surface of the rotating rod 112, and a T-shaped press head 117 fixedly connected to the outer surface of the fixing block 111 and located on the rotating rod 112 through a spring and adapted to the limiting wedge block 115.

And (3) die switching and mounting: firstly, the T-shaped press head 117 on the rotary adjusting assembly 11 is pressed to enable the T-shaped press head 117 to press the limiting wedge block 115, so that the limiting wedge block 115 is separated from the limiting groove 116, the rotating rod 112 can rotate in the rotating groove 113, at the moment, a production worker rotates the turntable 121 through the rotating handle 1210 on the die pressing switching mechanism 12, the turntable 121 drives the die assembly 129 on the turntable 121 to rotate, when the required die assembly 129 rotates to the lower part of the turntable 121, the rotation is stopped, the T-shaped press head 117 is released, the limiting wedge block 115 is pressed into the limiting groove 116 at the moment under the action of a spring, the switching of the thermal locking mold can be completed, then the movable rod 128 is pulled leftwards, when the ninety degrees is pulled, the die assembly 129 is in a horizontal position, and the plug rod 1274 in the overturning adjusting assembly 127 is inserted into the insertion hole 1277 under the action of the pressing spring 1276, so that the limiting is completed, when the molds need to be switched, the plug rod 1274 is pulled outwards only to separate the plug rod 1274 from the plug hole 1277, the movable rod 128 can be reset under the elastic force of the elastic rubber ring, then the movable sleeve rod 124 is pulled downwards to enable the die assembly 129 to move downwards, the positioning groove 1297 on the die assembly 129 is aligned with the conductive copper rod 84 in the pressing mechanism 8, then the movable sleeve rod 124 is loosened, the movable sleeve rod 124 is reset upwards under the action of the reset spring 126, at this time, the conductive copper rod 84 is inserted into the positioning groove 1297 and contacts with the conductive copper ring 1298 in the positioning groove 1297, the upper magnet 83 and the lower magnet 1296 are contacted and attracted with each other, and therefore, the die assembly is completed.

Installation of films and products: putting a product to be subjected to heat sealing treatment into a placing frame 102 of the lower die assembly 10, horizontally installing a driven roller 33 wound with a film on a supporting frame on the right side of the top of the case 1, horizontally installing an empty driving roller 32 on the supporting frame on the left side of the top of the case 1, installing and fixing one end of the driving roller 32 and one end of a driving shaft 34 through a coupler, pulling out one end of the film wound on the surface of the driven roller 33, passing through the upper part of the product to be subjected to heat sealing treatment, and then winding the film on the surface of the driving roller 32, wherein the film is controlled to be tightened without wrinkles.

Pressing and heat sealing treatment: the production personnel firstly electrify the whole heat sealing system through the power module 6, then record a control program into the controller 4 through the control panel 7, the control program comprises the rotating speed of the pressing servo motor 9, the forward and reverse rotation time of the pressing servo motor 9, a standard temperature value, a standard pressure value, the rotating speed of the rolling servo motor 31 and the forward and reverse rotation time of the rolling servo motor 31, then operate a control switch starting device, the controller 4 firstly controls the electric heating block 1293 to heat, at the moment, the temperature sensor 1299 detects the temperature of the electric heating block 1293 and transmits the detected temperature value into the controller 4, the controller 4 compares the detected temperature value with the standard temperature value, when the detected temperature value is higher than the standard temperature value, the controller 4 controls the electric heating block 1293 to stop heating, at the moment, the controller 4 controls the pressing servo motor 9 to start to work, the pressing servo motor 9 starts to work through the screw 81, The lifting sleeve 82 and the upper magnet 83 drive the installed pressing die assembly 12 to move downwards, the pressing die assembly 12 is rapidly contacted with the top of a film and a product in the pressing process, at the moment, the bottom edge of the annular cutter 1294 is longer than a point heating block and is firstly contacted with the film to cut the film, the cut film is subjected to heat sealing treatment with the top of the product, meanwhile, the lower die frame 101 is buffered and contracted downwards, the pressure sensor 104 is extruded, the pressure value detected by the pressure sensor 104 is transmitted to the controller 4, the controller 4 compares the detected pressure values, when the detected pressure value is larger than or equal to a standard pressure value, the controller 4 controls the pressing servo motor 9 to stop working, at the moment, the time relay 5 starts timing, when the set time is reached, the controller 4 controls the pressing servo motor 9 to rotate reversely, the pressing mechanism 8 is reset upwards, then the controller 4 controls the rolling servo motor 31 to start working, the driving roller 32 is rotated by the first pulley 35, the second pulley 36 and the driving shaft 34, and the next complete film is drawn directly under the die assembly 12 to wait for the next heat-sealing process.

And those not described in detail in this specification are well within the skill of those in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a switching formula film heat seal system who facilitates use, includes that machine case (1), machine case (1) top pass through L type mounting bracket fixed mounting's top case (2) and machine case (1) go up film winding mechanism (3) that sets up, the inside difference fixed mounting of machine case (1) has controller (4), time relay (5) and power module (6), and fixed mounting has control panel (7), its characterized in that on top case (2): a pressing mechanism (8) is arranged in the top box (2), the top of the top box (2) is fixedly connected with a pressing servo motor (9) through a connecting plate, a lower die assembly (10) is fixedly arranged in the case (1) through a transverse plate, and a pressing die switching mechanism (12) is movably arranged on one side of the top box (2) through a rotary adjusting assembly (11);

the die pressing switching mechanism (12) comprises a rotary disc (121), a mounting groove (122) is formed in the inner side of the rotary disc (121), a guide rod (123) is fixedly connected to the inner portion of the mounting groove (122), a movable loop bar (124) is connected to the outer surface of the guide rod (123) in a sliding mode, one end of the movable loop bar (124) penetrates through the mounting groove (122) and extends to the outer portion of the mounting groove (122), a pressing plate (125) is fixedly mounted at the other end of the movable loop bar (124), a return spring (126) is sleeved on the outer surface, located inside the mounting groove (122), of the movable loop bar (124), a turning adjusting assembly (127) is fixedly mounted at one end, extending to the outer surface of the mounting groove (122), of the turning adjusting assembly (127), one side, far away from the movable loop bar (124), is fixedly connected with a die pressing assembly (129) through a movable rod (128), one side of the turntable (121) is fixedly connected with a rotating handle (1210) through a connecting rod.

2. A convenience switching film sealing system according to claim 1 wherein: the number of the mounting grooves (122) is at least eight, and the eight mounting grooves (122) are uniformly distributed in the turntable (121).

3. A convenience switching film sealing system according to claim 1 wherein: the die assembly (129) comprises a die shell (1291), a mounting block (1292) fixedly mounted at the top of the inner wall of the die shell (1291) and an electric heating block (1293) fixedly mounted inside the die shell (1291), wherein annular cutters (1294) are movably mounted on two sides of the inner wall of the die shell (1291) through buffers, the bottom of the electric heating block (1293) penetrates through a circular hole in the center of the annular cutter (1294), a groove (1295) is formed in the top of the mounting block (1292), a lower magnet (1296) is fixedly mounted inside the groove (1295), positioning grooves (1297) are formed in the top of the mounting block (1292) and two sides of the groove (1295), an electric copper connecting ring (1298) is fixedly mounted inside the positioning grooves (1297), and a temperature sensor (1299) is fixedly mounted on the upper portion of the electric heating block (1293) through an insulating plate.

4. A convenience switching film sealing system according to claim 1 wherein: the overturning adjusting assembly (127) comprises a rotating drum (1271), a movable sleeve rod (124) is connected with the rotating drum (1271) through a rotating shaft at the central axis of the rotating drum (1271), one side of the rotating drum (1271) is fixedly connected with one end of a movable rod (128), an arc-shaped groove (1272) matched with the movable sleeve rod (124) is formed in the outer surface of the rotating drum (1271), a clamping groove (1273) is formed in the bottom of the rotating drum (1271), an inserting rod (1274) penetrates through the inside of the clamping groove (1273), an extrusion plate (1275) is fixedly connected to the outer surface of the inserting rod (1274) located inside the clamping groove (1273), an extrusion spring (1276) is sleeved on one side of the extrusion plate (1275) at the outer surface of the inserting rod (1274), and an insertion hole (1277) is formed in the outer surface of the movable sleeve rod (124) located inside the rotating drum (1271).

5. A convenience switching film sealing system according to claim 1 wherein: rotatory adjusting part (11) include fixed block (111) and the dwang (112) of fixed mounting on carousel (121) of fixed mounting in top case (2) outer wall, one side of fixed block (111) is seted up and is rotated groove (113) with dwang (112) looks adaptation, and dwang (112) rotate with one side of rotating groove (113) inner wall through the bearing and be connected, interior groove (114) have all been seted up to the top and the bottom of rotating groove (113) inner wall, and there is spacing wedge (115) inside of interior groove (114) through spring fixed mounting, spacing groove (116) with spacing wedge (115) looks adaptation are seted up to the surface of dwang (112), and one side of fixed block (111) and the surface that is located dwang (112) pass through the T type pressure head (117) of spring fixed connection with spacing wedge (115) looks adaptation.

6. A convenience switching film sealing system according to claim 1 wherein: push down mechanism (8) include through rotating turret and top case (2) inner wall rotate screw rod (81) of being connected and have lifting sleeve (82) through slider and top case (2) inner wall both sides sliding connection, the outer surface threaded connection of the inner wall of lifting sleeve (82) and screw rod (81), and the top of screw rod (81) passes through the shaft coupling and pushes down the output fixed connection of servo motor (9), the bottom of lifting sleeve (82) runs through top case (2) and extends to the bottom of top case (2), lifting sleeve (82) extend to the outer fixed surface of top case (2) bottom and are connected with magnet (83), and go up the bottom fixed mounting of magnet (83) and have electrically conductive copper rod (84) with moulding-die assembly (129) looks adaptation.

7. The easy-to-use switching film sealing system of claim 6, wherein: the bottom of the inner wall of the top box (2) is fixedly provided with a power supply adapter (85), and one side of the power supply adapter (85) is connected with the conductive copper bar (84) through a wire.

8. A convenience switching film sealing system according to claim 1 wherein: film winding mechanism (3) include fixed mounting and machine case (1) inner wall bottom rolling servo motor (31) and rotate through the support frame and connect in the initiative of machine case (1) top both sides and roll roller (32) and driven roller (33) for support the front of initiative roller (32) support frame is rotated through the bearing and is connected with drive shaft (34), and the fixed surface of drive shaft (34) installs first belt pulley (35).

9. A convenience switching film sealing system according to claim 8 wherein: the outer fixed surface of rolling servo motor (31) output shaft installs second belt pulley (36), and second belt pulley (36) pass through the belt and be connected with first belt pulley (35) transmission, the one end fixed connection of shaft coupling and initiative roller (32) is passed through to the one end of drive shaft (34).

10. A convenience switching film sealing system according to claim 1 wherein: lower mould subassembly (10) are including die carrier (101) and rack (102) down, the equal fixed mounting in both sides of rack (102) bottom has branch (103), the bottom of branch (103) runs through die carrier (101) down and extends to the inside of die carrier (101) down, and branch (103) extend to the bottom fixed connection of the inside one end of die carrier (101) down through spring and die carrier (101) inner wall down, fixed mounting has pressure sensor (104) between the bottom of die carrier (101) inner wall and the bottom of rack (102) down.