CN112478327B - Film-winding heat-sealing type easy-open-end packaging equipment - Google Patents
Film-winding heat-sealing type easy-open-end packaging equipment Download PDFInfo
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- CN112478327B CN112478327B CN202011550935.9A CN202011550935A CN112478327B CN 112478327 B CN112478327 B CN 112478327B CN 202011550935 A CN202011550935 A CN 202011550935A CN 112478327 B CN112478327 B CN 112478327B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B57/00—Automatic control, checking, warning, or safety devices
- B65B57/20—Applications of counting devices for controlling the feed of articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
- B65B11/02—Wrapping articles or quantities of material, without changing their position during the wrapping operation, e.g. in moulds with hinged folders
- B65B11/025—Wrapping articles or quantities of material, without changing their position during the wrapping operation, e.g. in moulds with hinged folders by webs revolving around stationary articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B35/00—Supplying, feeding, arranging or orientating articles to be packaged
- B65B35/30—Arranging and feeding articles in groups
- B65B35/36—Arranging and feeding articles in groups by grippers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B35/00—Supplying, feeding, arranging or orientating articles to be packaged
- B65B35/30—Arranging and feeding articles in groups
- B65B35/50—Stacking one article, or group of articles, upon another before packaging
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
- B65B51/14—Applying or generating heat or pressure or combinations thereof by reciprocating or oscillating members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B57/00—Automatic control, checking, warning, or safety devices
-
- 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
- B65B59/00—Arrangements to enable machines to handle articles of different sizes, to produce packages of different sizes, to vary the contents of packages, to handle different types of packaging material, or to give access for cleaning or maintenance purposes
- B65B59/001—Arrangements to enable adjustments related to the product to be packaged
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
- B65B61/04—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages
- B65B61/06—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting
- B65B61/10—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting using heated wires or cutters
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Package Closures (AREA)
Abstract
The invention discloses film-winding heat-seal type easy-open-end packaging equipment which comprises a rack, a film-wrapping conveying belt, a conveying channel, a cylindrical cover body clamping and conveying mechanism, a film placing mechanism, a film winding mechanism and a heat-seal cutting mechanism, wherein the conveying channel and the cylindrical cover body clamping and conveying mechanism are both positioned on the front side of the film-wrapping conveying belt, and the cylindrical cover body clamping and conveying mechanism is positioned above the conveying channel; the film placing mechanism is arranged above the front end of the film coating conveying belt, and the heat sealing and cutting mechanism and the film winding mechanism are sequentially arranged above the rear end of the film coating conveying belt; the film on the film placing mechanism is unfolded and flatly laid on the film wrapping conveying belt from front to back, the tail end of the film extends to the lower side of the film winding mechanism, the film winding mechanism clamps the tail end of the film and draws the film to turn over and wind the easy-open cover from back to front, the tail end of the film is attached to the film surface of the front part of the film, and the heat sealing and cutting mechanism carries out heat sealing at the tail end of the film and cuts the film. The automatic film-turning, heat-sealing and cutting packaging machine can automatically turn films, heat-sealing and cutting packaging, is convenient to throw covers, is suitable for easy-open-end packaging of various specifications, and improves packaging efficiency.
Description
Technical Field
The invention relates to an easy-open-end packaging device, in particular to a film-winding heat-sealing type easy-open-end packaging device.
Background
The existing easy-open cap packaging is to use a paper tube to package a finished cylindrical cap body, and the sizes of the easy-open cap are various, and the easy-open caps with different specifications need to be matched with the paper tube with one specification, so the paper tube needs to be made into various specifications, and a large number of paper tubes with different specifications need to be customized in advance before packaging to be suitable for the easy-open caps with various specifications. The material of the paper tube can adopt kraft paper, and the paper tubes with various specifications are manufactured, so that the management of the paper tubes and the utilization of the material of the paper tubes are not favorable.
In addition, the conventional easy-open-lid packaging equipment has a function of automatically opening the bag-shaped lid, and can automatically open the opening of the paper bag and then pack the cylindrical lid body into the paper tube. Although the easy-open-end packaging equipment capable of automatically opening the bagged cover can improve the cover loading efficiency, when the easy-open-end packaged by the paper tube enters a related manufacturer to be processed again, workers of the manufacturer need to disassemble the opening of the paper tube firstly, and after the paper tube is opened, the viscose part of the paper tube is easy to degum and disperse to form a paper tube structure, so that the whole cylindrical cover body is loose, and the cover can not be thrown in the next process conveniently.
Disclosure of Invention
The invention aims to provide the film-winding heat-sealing type easy-open-end packaging equipment which can automatically perform film-turning heat-sealing cutting packaging on the whole cylindrical cover body, is convenient to throw the cover, is suitable for the packaging of the easy-open ends with various specifications and improves the packaging efficiency of the easy-open ends.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a film winding heat-seal type easy-open end equipment for packing which characterized in that: the film wrapping and conveying device comprises a rack, a film wrapping and conveying belt, a conveying channel, a cylindrical cover body clamping and conveying mechanism, a film placing mechanism, a film winding mechanism and a heat sealing and cutting mechanism, wherein the film wrapping and conveying belt, the conveying channel, the cylindrical cover body clamping and conveying mechanism, the film placing mechanism, the film winding mechanism and the heat sealing and cutting mechanism are all arranged on the rack; the film placing mechanism is arranged above the front end of the film wrapping conveying belt, and the heat sealing and cutting mechanism and the film winding mechanism are sequentially arranged above the rear end of the film wrapping conveying belt; the film on the film placing mechanism is unfolded and flatly laid on the film wrapping conveying belt from front to back, the tail end of the film extends to the lower part of the film winding mechanism, the film winding mechanism clamps the tail end of the film to draw the film to turn over and wrap the easy-open cover from back to front, the tail end of the film is attached to the film surface of the front part of the film, and the heat sealing and cutting mechanism carries out heat sealing at the tail end of the film and cuts the film.
The definition of the front and the back refers to that: along the conveying direction of the envelope conveying belt, the first arrival is before, and the slow arrival is after.
Before working, the film is firstly arranged on the film placing mechanism, then the tail end of the film is pulled out to extend to the lower part of the film winding mechanism and is clamped by the film winding mechanism, and the pulled film is flatly laid on the film wrapping conveying belt.
When the multi-span cylindrical cover is in work, a plurality of sheet-shaped cover bodies are conveyed and collected firstly, so that the plurality of cover bodies are mutually nested together, a certain number of cylindrical cover bodies are formed after counting, then the whole multi-span cylindrical cover body is conveyed into a conveying channel, one multi-span cylindrical cover body is clamped and placed on a tiled film by a cylindrical cover body clamping and conveying mechanism, a certain distance is required between two adjacent multi-span cylindrical cover bodies, and the circumference of the film at the distance between the two adjacent multi-span cylindrical cover bodies can be exactly packaged for one circle around the whole multi-span cylindrical cover body through servo control; then, clamping the tail end of the film by a film winding mechanism, and drawing the film to turn over from back to front and slowly wind a half circle of the cylindrical cover body; when the whole cylindrical cover body is completely wound by the thin film, the tail end of the thin film is attached to the film surface at the front part of the thin film, the cylindrical thin film is formed on the outer side of the cylindrical cover body, and the heat sealing and cutting mechanism is aligned to the bonding parts of the two side edges of the cylindrical thin film to carry out heat sealing and cutting, so that the film coating of the cylindrical cover body is completed.
Generally, the film-coated conveying belt comprises an annular belt, a motor, a driving wheel and a driven wheel, wherein the driving wheel and the driven wheel are rotatably mounted on a rack, the annular belt is tensioned outside the driving wheel and the driven wheel, and the driving wheel is in transmission connection with a power output shaft of the motor.
As a preferred scheme of the invention, the film winding heat-seal type easy-open-end packaging equipment further comprises an end limiting mechanism, wherein the end limiting mechanism is arranged on the rack and is positioned between the film placing mechanism and the heat seal cutting mechanism; the end limiting mechanism comprises two limiting plates and two limiting rods, the two limiting plates are vertically arranged on two sides of the coated conveying belt respectively along the conveying direction of the coated conveying belt, the two limiting rods are transversely arranged on the inner side walls of the corresponding limiting plates respectively, and the two limiting rods are located above the upper surface of the coated conveying belt. Two limiting plates are arranged on two sides of the coated conveying belt, two limiting rods are transversely arranged on the inner side walls of the corresponding limiting plates, two ends of the cylindrical cover body can be positioned, loosening of the easy-open cover without coating is prevented, and the film winding mechanism is guaranteed to smoothly wind the film on the cylindrical cover body.
As a further preferable scheme of the invention, the film winding mechanism comprises two film clamps, two annular chains, two transmission gears, two gear driving devices and two film clamp opening and closing devices capable of driving the film clamps to open and close, the two gear driving devices are respectively installed on the corresponding limiting plates, the two transmission gears are respectively rotatably installed on the corresponding limiting plates and are in transmission connection with the power output ends of the corresponding gear driving devices, and the wheel surfaces of the transmission gears and the belt surfaces of the coated conveying belts are perpendicular to each other and arranged in the front-back direction; the two ring-shaped chains are respectively tensioned outside the corresponding transmission gears and are positioned above the middle part of the coated conveying belt, the two film clamp opening and closing devices are respectively arranged on the inner end surfaces of the corresponding ring-shaped chains, and the two film clamps are respectively arranged on the power output ends of the corresponding film clamp opening and closing devices; the heat sealing and cutting mechanism is positioned in the inner ring of the annular chain; the endless chain has a forward section running from back to front and a return section running from front to back, the forward section of the endless chain being above the return section thereof. The two gear driving devices synchronously drive the corresponding transmission gears to drive the annular chain to rotate, and the film clamp opening and closing device and the film clamp on the film clamp open and close device rotate along with the rotation of the annular chain: when the film clamp opening and closing device and the film clamps on the film clamp opening and closing device are positioned on the return section of the annular chain, the film clamp opening and closing device and the film clamps on the film clamp opening and closing device move from front to back along with the return section, and at the moment, the films clamped by the film clamps turn forwards and slowly wind the cylindrical cover body for a half circle; with the conveying of the annular chain, when the film clamp opening and closing device and the film clamps on the film clamp opening and closing device are located on the forward section of the annular chain, the film clamp opening and closing device and the film clamps on the film clamp opening and closing device move from back to front along with the forward section, the films clamped by the film clamps continue to wrap forwards around the cylindrical cover body at the moment, when the whole cylindrical cover body is completely wound by the films, the cylindrical films are formed on the outer sides of the cylindrical cover body, and the heat sealing and cutting mechanism in the inner ring of the annular chain is aligned to the bonding positions of the edges of the two sides of the cylindrical films to carry out heat sealing and cutting, so that the film coating of the cylindrical cover body is completed. When the heat-seal cutting mechanism cuts off the bonding parts of the edges of the two sides of the tubular film, the film clamp opening and closing device drives the film clamp to loosen the starting end of the clamped film, so that the coated tubular cover body is continuously conveyed backwards along with the coated conveying belt; when the next cylindrical cover body is conveyed backwards, the film clamp opening and closing device drives the film clamp to continuously clamp the tail end of the film, and then the film is continuously coated in a reciprocating mode according to the operation. Generally, the gear driving device is a motor, and the transmission gear is in transmission connection with a power output shaft of the motor.
As a further preferable scheme of the invention, the heat-seal cutting mechanism comprises a heat-seal rotating shaft, a heat-seal knife, a first heating wire and a heat-seal driving device capable of driving the heat-seal rotating shaft to rotate, the heat-seal driving device is mounted on the limiting plate, the heat-seal rotating shaft is rotatably mounted on the limiting plate and is positioned in an inner ring of the annular chain, and the heat-seal rotating shaft is in transmission connection with a power output end of the heat-seal driving device; the heat-sealing rotating shaft is provided with a plane along the axial direction of the heat-sealing rotating shaft, the knife back of the heat-sealing knife is arranged on the plane, and the knife edge of the heat-sealing knife is exposed out of the plane; the first heating wire is arranged inside the heat sealing knife. After the film is packaged for a circle around the cylindrical cover body, a cylindrical film is formed, the first heating wire is connected with a power supply to enable the heat-sealing knife to generate heat to generate high temperature, the heat-sealing driving device drives the heat-sealing rotating shaft to rotate to drive the cutting edge of the heat-sealing knife to be aligned to the bonding position of the edges of the two sides of the cylindrical film to be pressed, the edges of the two sides of the cylindrical film are in heat sealing due to the fact that the edges of the two sides of the cylindrical film are in contact with the high-temperature heat-sealing knife, the edges of the cylindrical film are sealed, meanwhile, the sealed edges of the cylindrical film are cut off under the pressing of the high-temperature heat-sealing knife to form neat edges, the heat sealing of the cylindrical film and the cutting of the cylindrical film are conducted simultaneously, and the packaging efficiency of products is improved. Generally, the heat sealing driving device is a motor, and the heat sealing rotating shaft is in transmission connection with a power output shaft of the motor.
As a further preferable scheme of the present invention, the film clamp opening and closing device is a first pneumatic parallel finger cylinder, two first parallel fingers capable of being clamped with each other are disposed on the first pneumatic parallel finger cylinder, the film clamp includes two third clamping pieces, and the two third clamping pieces are respectively mounted on inner side surfaces of the corresponding first parallel fingers. The opening and closing of the membrane clamp are realized by utilizing a first pneumatic parallel finger cylinder.
As a preferred scheme of the present invention, the cylindrical cover body clamping and conveying mechanism includes a front and rear translation mechanism, a left and right translation mechanism, a clamping and conveying lifting mechanism, a manipulator, and an opening and closing adjustment mechanism capable of adjusting opening and closing of the manipulator, the front and rear translation mechanism is installed on the rack, the left and right translation mechanism is installed on a power output end of the front and rear translation mechanism, the clamping and conveying lifting mechanism is installed on a power output end of the left and right translation mechanism, the opening and closing adjustment mechanism is installed on a power output end of the clamping and conveying lifting mechanism, and the manipulator is installed on a power output end of the opening and closing adjustment mechanism. When the cylindrical cover body of the conveying channel is positioned below the cylindrical cover body clamping and conveying mechanism, the clamping and conveying lifting mechanism drives the opening and closing adjusting mechanism and the mechanical arm on the same to move downwards, and the opening and closing adjusting mechanism drives the mechanical arm to clamp two ends of the whole cylindrical cover body; then, the clamping and conveying lifting mechanism drives the opening and closing adjusting mechanism and the manipulator on the opening and closing adjusting mechanism to move upwards, and the left and right translation mechanism drives the clamping and conveying lifting mechanism, the opening and closing adjusting mechanism and the manipulator to horizontally move in the left and right directions, so that the clamped cylindrical cover body is positioned right above the coated conveying belt; and finally, the clamping lifting mechanism drives the opening and closing adjusting mechanism and the mechanical arm thereon to move downwards, and the opening and closing adjusting mechanism drives the mechanical arm to loosen the two ends of the whole cylindrical cover body so as to slowly place the whole cylindrical cover body on the film. The cylindrical cover body clamping and conveying mechanism can meet the requirements of different numbers of cylindrical cover bodies, automatically correct the cylindrical cover bodies and ensure that the cylindrical cover bodies are placed in place.
As a further preferable scheme of the present invention, the front-rear translation mechanism includes a first mounting plate, a first cylinder, two first slide rails, and two first slide blocks, the first mounting plate is mounted on the frame, the first cylinder and the two first slide rails are both mounted on the first mounting plate, the two first slide rails are parallel to each other, the two first slide blocks are respectively located on the corresponding first slide rails, the left-right translation mechanism is connected to a terminal end of a piston rod of the first cylinder, and the left-right translation mechanism is connected to the two first slide blocks.
As a further preferable scheme of the invention, the left-right translation mechanism comprises a second mounting plate, a second cylinder, two second slide rails and two second slide blocks, the second mounting plate is mounted on the power output end of the front-back translation mechanism, the second cylinder and the two second slide rails are both mounted on the second mounting plate, the two second slide rails are parallel to each other, the two second slide blocks are respectively located on the corresponding second slide rails, the clamping and conveying lifting mechanism is connected with the tail end of a piston rod of the second cylinder, and the clamping and conveying lifting mechanism is connected with the two second slide blocks.
As a further preferable scheme of the invention, the pinch lifting mechanism comprises a third mounting plate and a third cylinder, the third mounting plate is mounted on the power output end of the left-right translation mechanism, the cylinder body of the third cylinder is mounted on the third mounting plate, the piston rod of the third cylinder is arranged downwards, and the opening-closing adjusting mechanism is connected with the tail end of the piston rod of the third cylinder.
As a further preferable scheme of the invention, the opening and closing adjusting mechanism comprises a fourth mounting plate, a fourth cylinder, a connecting seat, a first connecting rod, a second connecting rod, a third sliding rail, a third sliding block and a fourth sliding block, the manipulator comprises a first clamping piece and a second clamping piece, the fourth mounting plate is mounted on the power output end of the clamping and conveying lifting mechanism, the fourth cylinder and the third sliding rail are mounted on the fourth mounting plate, and the connecting seat is connected with the tail end of a piston rod of the fourth cylinder; the third slider and the fourth slider are both located on the third slide rail, one end of the first connecting rod is hinged to the third slider, the other end of the first connecting rod is hinged to the connecting seat, one end of the second connecting rod is hinged to the fourth slider, the other end of the second connecting rod is hinged to the connecting seat, the upper end of the first clamping piece is mounted on the third slider, the upper end of the second clamping piece is mounted on the fourth slider, and the first clamping piece and the second clamping piece are correspondingly matched. The fourth cylinder is used for driving the opening and closing of the manipulator: when a piston rod of the fourth cylinder extends out, an included angle between the first connecting rod and the second connecting rod is enlarged, namely the first clamping piece and the second clamping piece are in an opening state, and the cylindrical cover body can be loosened by the first clamping piece and the second clamping piece; when the piston rod of the fourth cylinder retracts, the included angle between the first connecting rod and the second connecting rod is reduced, namely the first clamping piece and the second clamping piece are in a clamping state, and the cylindrical cover body can be clamped by the first clamping piece and the second clamping piece.
As a further preferable aspect of the present invention, the cylindrical cover body pinching mechanism is provided at a rear end of the envelope conveying belt. The rear end of the coated conveyer belt is provided with a cylindrical cover body clamping and conveying mechanism, so that the coated cylindrical cover body can be automatically conveyed and arranged.
As a preferable scheme of the invention, the film releasing mechanism comprises a film releasing rotating shaft and a film drum, the film releasing rotating shaft is rotatably mounted on the frame and is positioned at the front end of the envelope conveying belt, and the film drum is mounted on the film releasing rotating shaft. The film is arranged on the film cylinder, and the unwinding of the film is realized by the rotation of the film unwinding rotating shaft.
As a preferable scheme of the invention, the conveying channel is a strip-shaped groove with a semicircular section. The strip-shaped groove with the semicircular cross section is used as a conveying channel, so that the outer edge of the circular cover body can be better contacted with two side edges of the conveying channel.
As a preferable scheme of the invention, the film-winding heat-sealing type easy-open-end packaging equipment further comprises an opening heat-sealing mechanism and an opening folding mechanism, the opening heat-sealing mechanism and the opening folding mechanism are respectively arranged on two sides of the film-wrapping conveying belt along the width direction of the film-wrapping conveying belt, and the opening heat-sealing mechanism and the opening folding mechanism are both positioned on the rear side of the film-winding mechanism. When the heat sealing and cutting mechanism cuts off the film on the cylindrical cover body, openings are formed at two ends of the cylindrical film, the opening heat sealing mechanism carries out heat sealing and sealing on one side opening of the cylindrical film at the station, and the opening folding mechanism folds and tightens the other side opening of the cylindrical film, so that the folded opening of the cylindrical film can be detached at any time.
As a further preferable scheme of the present invention, the open heat sealing mechanism includes a second pneumatic parallel finger cylinder, two second heating wires and two clamping strips, two second parallel fingers capable of clamping with each other are disposed on the second pneumatic parallel finger cylinder, the second pneumatic parallel finger cylinder is mounted on the frame, the two clamping strips are respectively mounted on inner side surfaces of the corresponding second parallel fingers, and the two second heating wires are respectively disposed inside the corresponding clamping strips. The second heating wire is connected with a power supply to enable the clamping strips to generate heat and generate high temperature, and the second pneumatic parallel finger cylinder is used for driving the two second parallel fingers to clamp each other and driving the two clamping strips to carry out heat seal sealing on the opening on one side of the cylindrical film.
As a further preferable scheme of the invention, the opening folding mechanism comprises a lifting cylinder, a translation cylinder and a push block, wherein a cylinder body of the lifting cylinder is installed on the rack, a piston rod of the lifting cylinder is arranged upwards, a cylinder body of the translation cylinder is installed at the tail end of the piston rod of the lifting cylinder, a piston rod of the translation cylinder is arranged inwards, and the push block is installed at the tail end of the piston rod of the translation cylinder. When the device works, a piston rod of the lifting cylinder firstly extends upwards (the piston rod of the translation cylinder does not extend), the translation cylinder and a push block on the translation cylinder are driven to move upwards, and the push block folds an opening on one side of the cylindrical film for the first time; then the piston rod of the translation cylinder extends inwards to drive the push block to move inwards, and the push block folds the opening on one side of the cylindrical film for the second time, so that the opening on the side of the cylindrical film is temporarily closed.
As a further preferable scheme of the invention, the film-winding heat-sealing type easy-open-end packaging equipment further comprises a dynamic weighing mechanism, wherein the dynamic weighing mechanism is arranged below the film-wrapping conveying belt and behind the opening heat-sealing mechanism and the opening folding mechanism; the dynamic weighing mechanism comprises a weighing platform and a sensor, the weighing platform is installed on the rack, the sensor is arranged on the weighing platform, and the upper surface of the weighing platform is in contact fit with the envelope conveying belt. The sensor is generally provided with a highest range and a lowest range, and can detect the cylindrical cover body with abnormal weight and remove the cylindrical cover body with abnormal weight in time. Above-mentioned weighing platform weighs to the tube-shape lid that the diolame was tightened up, can enough carry out stable weighing to the tube-shape lid, avoids appearing loose easy open end production vibration error among the transportation and leads to weighing inaccurate, can be used for the test again whether accurate or the injecting glue volume of easy open end of count is unusual.
As a preferable scheme of the invention, the film-winding heat-seal type easy-open-end packaging equipment further comprises an automatic stacking device, and the automatic stacking device is arranged behind the film-wrapping conveying belt; the automatic stacking device comprises a stacking support, a tray and a plurality of rollers, wherein the rollers can be rotatably arranged on the stacking support and are parallel to each other, and the rollers are positioned on the same plane; the tray is arranged above each roller. After the automatic stacking device is in butt joint with the envelope conveying belt, the automatic stacking device can move back and forth on the stacking support by utilizing the rollers, stacked trays are rolled and output, and meanwhile empty trays are connected to continue stacking operation.
Compared with the prior art, the invention has the following advantages:
the film-winding heat-sealing type easy-open-end packaging equipment can automatically turn the film, heat-seal and cut the package on the whole cylindrical cover body, is convenient to throw the cover, is suitable for the easy-open-end packages of various specifications, and improves the packaging efficiency of the easy-open-end.
Drawings
FIG. 1 is a schematic block diagram of an embodiment of the present invention;
FIG. 2 is a schematic diagram of the construction of an encapsulated belt in an embodiment of the invention;
FIG. 3 is an enlarged view of A in FIG. 1;
FIG. 4 is a schematic structural view of a tubular cover gripping mechanism according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of an opening sealing mechanism and an opening folding mechanism in an embodiment of the invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-5, the film-winding heat-sealing type easy-open-lid packaging device in this embodiment includes a rack 1, a film-wrapping conveying belt 2, a conveying channel 3, a cylindrical lid body clamping and conveying mechanism 4, a film releasing mechanism 5, a film winding mechanism 6 and a heat-sealing and cutting mechanism 7, wherein the film-wrapping conveying belt 2, the conveying channel 3, the cylindrical lid body clamping and conveying mechanism 4, the film releasing mechanism 5, the film winding mechanism 6 and the heat-sealing and cutting mechanism 7 are all installed on the rack 1, the conveying channel 3 and the cylindrical lid body clamping and conveying mechanism 4 are both located on the front side of the film-wrapping conveying belt 2, the conveying channel 3 is perpendicular to the film-wrapping conveying belt 2, and the cylindrical lid body clamping and conveying mechanism 4 is located above the conveying channel 3; the film placing mechanism 5 is arranged above the front end of the film coating conveying belt 2, and the heat sealing and cutting mechanism 7 and the film winding mechanism 6 are sequentially arranged above the rear end of the film coating conveying belt 2; the film 8 on the film placing mechanism 5 is unfolded and flatly laid on the envelope conveying belt 2 from front to back, the tail end of the film 8 extends to the lower part of the film winding mechanism 6, the film winding mechanism 6 clamps the tail end of the film 8 to pull the film 8 to turn over from back to front to wind the easy-open cover, the tail end of the film 8 is attached to the film surface of the front part of the film 8, and the heat sealing and cutting mechanism 7 carries out heat sealing at the tail end of the film 8 and cuts the film 8.
The definition of the front and the back refers to that: along the conveying direction of the envelope conveying belt 2, the first arrival is before, and the slow arrival is after.
Generally, the envelope conveying belt 2 comprises an annular belt 21, a motor, a driving wheel 22 and a driven wheel 23, wherein the driving wheel 22 and the driven wheel 23 are both rotatably mounted on the frame 1, the annular belt 21 is tensioned outside the driving wheel 22 and the driven wheel 23, and the driving wheel 22 is in transmission connection with a power output shaft of the motor.
The film winding heat-seal type easy-open-end packaging equipment further comprises an end limiting mechanism 10, wherein the end limiting mechanism 10 is arranged on the rack 1 and is positioned between the film placing mechanism 5 and the heat-seal cutting mechanism 7; the end limiting mechanism 10 comprises two limiting plates 101 and two limiting rods 102, the two limiting plates 101 are vertically arranged on two sides of the envelope conveying belt 2 respectively along the conveying direction of the envelope conveying belt 2, the two limiting rods 102 are transversely arranged on the inner side walls of the corresponding limiting plates 101 respectively, and the two limiting rods 102 are located above the upper surface of the envelope conveying belt 2. Two limiting plates 101 are arranged on two sides of the envelope conveying belt 2, and two limiting rods 102 are transversely arranged on the inner side walls of the corresponding limiting plates 101, so that two ends of the tubular cover body 9 can be positioned, the easy-open cover which is not enveloped is prevented from being loosened, and the film winding mechanism 6 is ensured to smoothly wind the film on the tubular cover body 9.
The film winding mechanism 6 comprises two film clamps 61, two annular chains 62, two transmission gears 63, two gear driving devices (not marked in the figure) and two film clamp opening and closing devices 64 capable of driving the film clamps 61 to open and close, the two gear driving devices are respectively installed on the corresponding limiting plates 101, the two transmission gears 63 are respectively rotatably installed on the corresponding limiting plates 101 and are in transmission connection with power output ends of the corresponding gear driving devices, and wheel surfaces of the transmission gears 63 and belt surfaces of the film-coated conveying belts 2 are perpendicular to each other and arranged in the front-back direction; the two annular chains 62 are respectively tensioned outside the corresponding transmission gears 63 and positioned above the middle part of the coated conveying belt 2, the two film clamp opening and closing devices 64 are respectively arranged on the inner end surfaces 621 of the corresponding annular chains 62, and the two film clamps 61 are respectively arranged on the power output ends of the corresponding film clamp opening and closing devices 64; the heat seal cutting mechanism 7 is positioned in the inner ring 622 of the annular chain 62; the endless chain 62 has a forward section 623 running from back to front and a return section 624 running from front to back, the forward section 623 of the endless chain 62 being above its return section 624. The two gear driving devices synchronously drive the corresponding transmission gears 63 to drive the annular chain 62 to rotate, and the film clamp opening and closing device 64 and the film clamp 61 thereon rotate along with the rotation of the annular chain 62: when the film clamp opening and closing device 64 and the film clamp 61 thereon are positioned on the return section 624 of the annular chain 62, the film clamp opening and closing device 64 and the film clamp 61 thereon move from front to back along with the return section 624, and at the moment, the film 8 clamped by the film clamp 61 turns forwards and slowly winds the cylindrical cover body 9 for half a circle; with the conveying of the circular chain 62, when the film clamp opening and closing device 64 and the film clamp 61 thereon are positioned on the forward section 623 of the circular chain 62, the film clamp opening and closing device 64 and the film clamp 61 thereon move along with the forward section 623 from back to front, at this time, the film 8 clamped by the film clamp 61 continues to wrap around the cylindrical cover 9 forwards, when the whole cylindrical cover 9 is completely wrapped by the film 8, the cylindrical film 8 is formed on the outer side of the cylindrical cover 9, and the heat sealing and cutting mechanism 7 in the inner ring 622 of the circular chain 62 is aligned to the bonding part of the two side edges of the cylindrical film 8 for heat sealing and cutting, so as to complete the film wrapping of the cylindrical cover 9. When the heat sealing and cutting mechanism 7 cuts off the bonding parts of the two side edges of the cylindrical film 8, the film clamp opening and closing device 64 drives the film clamp 61 to release the starting end of the clamped film 8, so that the coated cylindrical cover body 9 is conveyed backwards along with the coated conveying belt 2; when the next cylindrical cover body 9 is conveyed backwards, the film clamp opening and closing device 64 drives the film clamp 61 to continuously clamp the tail end of the thin film 8, and then the film coating is continuously carried out in a reciprocating mode according to the operation. Typically, the gear drive is a motor, and the transmission gear 63 is in transmission connection with a power output shaft of the motor.
The heat-seal cutting mechanism 7 comprises a heat-seal rotating shaft 71, a heat-seal knife 72, a first heating wire (not shown in the figure) and a heat-seal driving device (not shown in the figure) capable of driving the heat-seal rotating shaft 71 to rotate, the heat-seal driving device is mounted on the limiting plate 101, the heat-seal rotating shaft 71 is rotatably mounted on the limiting plate 101 and is positioned in the inner ring 622 of the annular chain 62, and the heat-seal rotating shaft 71 is in transmission connection with the power output end of the heat-seal driving device; a plane 711 is arranged on the heat-seal rotating shaft 71 along the axial direction of the heat-seal rotating shaft 71, the knife back 721 of the heat-seal knife 72 is arranged on the plane 711, and the knife edge 722 of the heat-seal knife 72 is exposed out of the plane 711; the first heating wire is disposed inside the heat seal knife 72. After the film 8 is wrapped around the cylindrical cover 9 for a circle, a cylindrical film 8 is formed, the first heating wire is powered on to enable the heat-sealing knife 72 to generate heat and generate high temperature, the heat-sealing driving device drives the heat-sealing rotating shaft 71 to rotate, the cutting edge 722 of the heat-sealing knife 72 is driven to be aligned to the bonding part of the two side edges of the cylindrical film 8 to be pressed, the two side edges of the cylindrical film 8 are in heat sealing due to the fact that the two side edges of the cylindrical film 8 are in contact with the high-temperature heat-sealing knife 72, the edge of the cylindrical film 8 is sealed, meanwhile, the sealed edge of the cylindrical film 8 is cut under the pressing of the high-temperature heat-sealing knife 72, a neat edge is formed, the heat sealing of the cylindrical film 8 and the cutting of the cylindrical film 8 are conducted simultaneously, and the packaging efficiency of products is improved. Generally, the heat-sealing driving device is a motor, and the heat-sealing rotating shaft 71 is in transmission connection with a power output shaft of the motor.
The film clamp opening and closing device 64 is a first pneumatic parallel finger cylinder, two first parallel fingers 641 capable of being clamped mutually are arranged on the first pneumatic parallel finger cylinder, the film clamp 61 comprises two third clamping pieces 611, and the two third clamping pieces 611 are respectively arranged on the inner side surfaces of the corresponding first parallel fingers 641. The opening and closing of the membrane clamp 61 is realized by a first pneumatic parallel finger cylinder.
The cylindrical cover body clamping and conveying mechanism 4 comprises a front and rear translation mechanism 41, a left and right translation mechanism 42, a clamping and conveying lifting mechanism 43, a manipulator 44 and an opening and closing adjusting mechanism 45 capable of adjusting opening and closing of the manipulator 44, wherein the front and rear translation mechanism 41 is installed on the rack 1, the left and right translation mechanism 42 is installed on a power output end of the front and rear translation mechanism 41, the clamping and conveying lifting mechanism 43 is installed on a power output end of the left and right translation mechanism 42, the opening and closing adjusting mechanism 45 is installed on a power output end of the clamping and conveying lifting mechanism 43, and the manipulator 44 is installed on a power output end of the opening and closing adjusting mechanism 45. When the cylindrical cover body 9 of the conveying channel 3 is positioned below the cylindrical cover body clamping and conveying mechanism 4, the clamping and conveying lifting mechanism 43 drives the opening and closing adjusting mechanism 45 and the manipulator 44 thereon to move downwards, and the opening and closing adjusting mechanism 45 drives the manipulator 44 to clamp two ends of the whole cylindrical cover body 9; then, the clamping and conveying lifting mechanism 43 drives the opening and closing adjusting mechanism 45 and the manipulator 44 thereon to move upwards, and the left and right translation mechanism 42 drives the clamping and conveying lifting mechanism 43, the opening and closing adjusting mechanism 45 and the manipulator 44 to horizontally move in the left and right direction, so that the clamped cylindrical cover body 9 is positioned right above the envelope conveying belt 2; then the front and back translation mechanism 41 drives the left and right translation mechanism 42, the clamping lifting mechanism 43, the opening and closing adjusting mechanism 45 and the mechanical arm 44 to horizontally move in the front and back direction, so that the clamped cylindrical cover body 9 is positioned right above the coating film paved on the coating conveyer belt 2, finally, the clamping lifting mechanism 43 drives the opening and closing adjusting mechanism 45 and the mechanical arm 44 thereon to move downwards, the opening and closing adjusting mechanism 45 drives the mechanical arm 44 to loosen two ends of the whole cylindrical cover body 9, and the whole cylindrical cover body 9 is slowly placed on the film 8. The cylindrical cover body clamping and conveying mechanism 4 can meet the requirements of different numbers of cylindrical cover bodies 9, automatically correct the cylindrical cover bodies, and ensure that the cylindrical cover bodies 9 are placed in place.
The front-back translation mechanism 41 comprises a first mounting plate 411, a first air cylinder 412, two first sliding rails 413 and two first sliding blocks 414, the first mounting plate 411 is mounted on the rack 1, the first air cylinder 412 and the two first sliding rails 413 are mounted on the first mounting plate 411, the two first sliding rails 413 are parallel to each other, the two first sliding blocks 414 are respectively located on the corresponding first sliding rails 413, the left-right translation mechanism 42 is connected with the tail end of a piston rod of the first air cylinder 412, and the left-right translation mechanism 42 is connected with the two first sliding blocks 414.
The left-right translation mechanism 42 comprises a second mounting plate 421, a second cylinder 422, two second sliding rails 423 and two second sliding blocks 424, the second mounting plate 421 is mounted on the power output end of the front-back translation mechanism 41, the second cylinder 422 and the two second sliding rails 423 are mounted on the second mounting plate 421, the two second sliding rails 423 are parallel to each other, the two second sliding blocks 424 are respectively located on the corresponding second sliding rails 423, the pinch lifting mechanism 43 is connected with the end of a piston rod of the second cylinder 422, and the pinch lifting mechanism 43 is connected with the two second sliding blocks 424.
The pinch lifting mechanism 43 comprises a third mounting plate 431 and a third air cylinder 432, the third mounting plate 431 is mounted on the power output end of the left-right translation mechanism 42, the cylinder body of the third air cylinder 432 is mounted on the third mounting plate 431, the piston rod of the third air cylinder 432 is arranged downwards, and the opening-closing adjusting mechanism 45 is connected with the tail end of the piston rod of the third air cylinder 432.
The opening and closing adjusting mechanism 45 comprises a fourth mounting plate 451, a fourth cylinder 452, a connecting seat 453, a first connecting rod 454, a second connecting rod 455, a third sliding rail 456, a third sliding block 457 and a fourth sliding block 458, the manipulator 44 comprises a first clamping piece 441 and a second clamping piece 442, the fourth mounting plate 451 is mounted on the power output end of the pinch lifting mechanism 43, the fourth cylinder 452 and the third sliding rail 456 are mounted on the fourth mounting plate 451, and the connecting seat 453 is connected with the tail end of a piston rod of the fourth cylinder 452; the third sliding block 457 and the fourth sliding block 458 are both located on the third sliding rail 456, one end of the first connecting rod 454 is hinged to the third sliding block 457, the other end of the first connecting rod 454 is hinged to the connecting seat 453, one end of the second connecting rod 455 is hinged to the fourth sliding block 458, the other end of the second connecting rod 455 is hinged to the connecting seat 453, the upper end of the first clamping piece 441 is mounted on the third sliding block 457, the upper end of the second clamping piece 442 is mounted on the fourth sliding block 458, and the first clamping piece 441 is correspondingly matched with the second clamping piece 442. The fourth cylinder 452 drives the opening and closing of the robot 44: when the piston rod of the fourth cylinder 452 extends out, the included angle between the first connecting rod 454 and the second connecting rod 455 becomes larger, that is, the first clamping piece 441 and the second clamping piece 442 are in an open state, and the first clamping piece 441 and the second clamping piece 442 can release the cylindrical cover 9; when the piston rod of the fourth cylinder 452 retracts, the included angle between the first connecting rod 454 and the second connecting rod 455 becomes smaller, that is, the first clamping piece 441 and the second clamping piece 442 are in a clamping state, and the first clamping piece 441 and the second clamping piece 442 can clamp the cylindrical cover 9.
The rear end of the envelope conveyer belt 2 is provided with the cylindrical cover body clamping and conveying mechanism 4. The cylindrical cover body clamping and conveying mechanism 4 is arranged at the rear end of the coated conveying belt 2, so that the coated cylindrical cover body 9 can be automatically conveyed and arranged.
The film releasing mechanism 5 comprises a film releasing rotating shaft 51 and a film drum 52, the film releasing rotating shaft 51 is rotatably mounted on the frame 1 and is positioned at the front end of the envelope conveying belt 2, and the film drum 52 is mounted on the film releasing rotating shaft 51. The film 8 is arranged on the film cylinder 52, and the film 8 is unreeled by the rotation of the film unreeling rotating shaft 51.
The conveying channel 3 is a strip-shaped groove with a semicircular section. The strip-shaped groove with a semicircular cross section is used as the conveying channel 3, so that the outer edge of the circular cover body 9 can be better contacted with two side edges of the conveying channel 3.
The film winding heat-sealing type easy-open-end packaging equipment further comprises an opening heat-sealing mechanism 11 and an opening folding mechanism 12, the opening heat-sealing mechanism 11 and the opening folding mechanism 12 are respectively arranged on two sides of the film packaging conveying belt 2 along the width direction of the film packaging conveying belt 2, and the opening heat-sealing mechanism 11 and the opening folding mechanism 12 are both located on the rear side of the film winding mechanism 6. When the heat sealing and cutting mechanism 7 cuts the film 8 on the cylindrical cover body 9, the openings 81 are formed at both ends of the cylindrical film 8, at this station, the opening heat sealing mechanism 11 performs heat sealing and sealing on the opening 81 at one side of the cylindrical film 8, and the opening folding mechanism 12 folds and tightens the opening 81 at the other side of the cylindrical film 8, so that the folded opening 81 of the cylindrical film 8 can be detached at any time.
The opening heat sealing mechanism 11 comprises a second pneumatic parallel finger cylinder (not marked in the figure), two second heating wires 111 and two clamping strips 112, wherein the second pneumatic parallel finger cylinder is provided with two second parallel fingers capable of clamping with each other, the second pneumatic parallel finger cylinder is arranged on the rack 1, the two clamping strips 112 are respectively arranged on the inner side surfaces of the corresponding second parallel fingers, and the two second heating wires 111 are respectively arranged inside the corresponding clamping strips 112. The second heating wire 111 is powered on to enable the holding strip 112 to generate heat to generate high temperature, and the second pneumatic parallel finger cylinder drives the two second parallel fingers to mutually clamp, so as to drive the two holding strips 112 to carry out heat seal sealing on the opening 81 at one side of the cylindrical film 8.
Opening fifty percent discount mechanism 12 includes lift cylinder 121, translation cylinder 122 and ejector pad 123, and the cylinder body of lift cylinder 121 is installed in frame 1, lift cylinder 121's piston rod sets up, and the cylinder body of translation cylinder 122 is installed on lift cylinder 121's piston rod end, and the piston rod of translation cylinder 122 sets up towards the interior, and the ejector pad 123 is installed at translation cylinder 122's piston rod end. When the device works, the piston rod of the lifting cylinder 121 firstly extends upwards (the piston rod of the translation cylinder 122 does not extend), the translation cylinder 122 and the push block 123 on the translation cylinder are driven to move upwards, and the push block 123 folds the opening 81 on one side of the cylindrical film 8 for the first time; then the piston rod of the translation cylinder 122 extends inward to drive the pushing block 123 to move inward, and the pushing block 123 folds the opening 81 on one side of the cylindrical film 8 for the second time, so that the opening 81 on the one side of the cylindrical film 8 is temporarily closed.
The film-winding heat-sealing type easy-open-end packaging equipment further comprises a dynamic weighing mechanism 13, wherein the dynamic weighing mechanism 13 is arranged below the film-wrapping conveying belt 2 and behind the opening heat-sealing mechanism 11 and the opening folding mechanism 12; the dynamic weighing mechanism 13 comprises a weighing platform 131 and a sensor, the weighing platform 131 is installed on the rack 1, the sensor is arranged on the weighing platform 131, and the upper surface of the weighing platform 131 is in contact fit with the envelope conveying belt 2. The sensor is generally provided with the highest range and the lowest range, and can detect the cylindrical cover 9 with abnormal weight and remove the cylindrical cover 9 with abnormal weight in time. Above-mentioned weighing platform is weighed to the tube-shape lid 9 that the diolame was tightened up, can enough stably weigh to tube-shape lid 9, avoids appearing loose easy open end production vibration error among the transportation and leads to weighing inaccurate, can be used for again to examine whether accurate or the injecting glue volume of easy open end of count is unusual.
The film-winding heat-sealing type easy-open-end packaging equipment further comprises an automatic stacking device 14, wherein the automatic stacking device 14 is arranged behind the film-wrapping conveying belt 2; the automatic stacking device 14 comprises a stacking bracket 141, a tray 142 and a plurality of rollers 143, wherein each roller 143 can be rotatably arranged on the stacking bracket 141 and is parallel to each other, and each roller 143 is positioned on the same plane; the tray 142 is disposed above each of the rollers 143. After the automatic stacking device is in butt joint with the envelope conveying belt 2, the automatic stacking device can move back and forth on the stacking support 141 by using each roller 143, so that stacked trays 142 are rolled and output, and meanwhile, empty trays 142 are connected to continue stacking operation.
Before working, the film 8 is firstly installed on the film placing mechanism 5, and then the tail end of the film 8 is pulled out to extend to the lower part of the film winding mechanism 6 and is clamped by the film winding mechanism 6, so that the pulled film 8 is flatly laid on the film coating conveying belt 2.
During working, a plurality of sheet-shaped cover bodies 9 are conveyed and collected firstly, so that the plurality of cover bodies 9 are nested together, a certain number of cylindrical cover bodies 9 are formed after counting, then the whole cylindrical cover body 9 is conveyed into the conveying channel 3, one cylindrical cover body 9 is clamped and placed on the tiled film 8 by the cylindrical cover body clamping and conveying mechanism 4, a certain distance must be reserved between two adjacent cylindrical cover bodies 9, and the circumference of the film 8 at the distance between the two adjacent cylindrical cover bodies 9 can be exactly packed for one circle around the whole cylindrical cover body 9 through servo control; then, the film winding mechanism 6 clamps the tail end of the film 8 to pull the film 8 to turn over from back to front and slowly wind the cylindrical cover body 9 for half a circle; when the whole cylindrical cover body 9 is completely wound by the thin film 8, the tail end of the thin film 8 is attached to the film surface at the front part of the thin film 8, the cylindrical thin film 8 is formed outside the cylindrical cover body 9, and the heat sealing and cutting mechanism 7 is aligned to the bonding parts of the two side edges of the cylindrical thin film 8 to carry out heat sealing and cutting, thereby completing the film coating of the cylindrical cover body 9.
In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and the equivalent or simple change of the structure, the characteristics and the principle described in the present patent idea is included in the protection scope of the present patent. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (8)
1. The utility model provides a film winding heat-seal type easy-open end equipment for packing which characterized in that: the film wrapping and conveying device comprises a rack, a film wrapping and conveying belt, a conveying channel, a cylindrical cover body clamping and conveying mechanism, a film placing mechanism, a film winding mechanism, a heat sealing and cutting mechanism and an end limiting mechanism, wherein the film wrapping and conveying belt, the conveying channel, the cylindrical cover body clamping and conveying mechanism, the film placing mechanism, the film winding mechanism and the heat sealing and cutting mechanism are all arranged on the rack; the film placing mechanism is arranged above the front end of the film wrapping conveying belt, and the heat sealing and cutting mechanism and the film winding mechanism are sequentially arranged above the rear end of the film wrapping conveying belt; the film on the film placing mechanism is unfolded and flatly laid on the film wrapping conveying belt from front to back, the tail end of the film extends to the lower part of the film winding mechanism, the film winding mechanism clamps the tail end of the film and draws the film to turn over and wrap the easy-open cover from back to front, the tail end of the film is attached to the film surface of the front part of the film, and the heat sealing and cutting mechanism carries out heat sealing at the tail end of the film and cuts the film; the end part limiting mechanism is arranged on the rack and is positioned between the film placing mechanism and the heat sealing and cutting mechanism; the end part limiting mechanism comprises two limiting plates and two limiting rods, the two limiting plates are vertically arranged on two sides of the coated conveying belt respectively along the conveying direction of the coated conveying belt, the two limiting rods are transversely arranged on the inner side walls of the corresponding limiting plates respectively, and the two limiting rods are positioned above the upper surface of the coated conveying belt; the film winding mechanism comprises two film clamps, two annular chains, two transmission gears, two gear driving devices and two film clamp opening and closing devices capable of driving the film clamps to open and close, the two gear driving devices are respectively installed on the corresponding limiting plates, the two transmission gears are respectively rotatably installed on the corresponding limiting plates and are in transmission connection with power output ends of the corresponding gear driving devices, and wheel faces of the transmission gears and belt faces of the film-coated conveying belts are perpendicular to each other and arranged in the front-back direction; the two ring-shaped chains are respectively tensioned outside the corresponding transmission gears and are positioned above the middle part of the coated conveying belt, the two film clamp opening and closing devices are respectively arranged on the inner end surfaces of the corresponding ring-shaped chains, and the two film clamps are respectively arranged on the power output ends of the corresponding film clamp opening and closing devices; the heat sealing and cutting mechanism is positioned in the inner ring of the annular chain; the endless chain has a forward section running from back to front and a return section running from front to back, the forward section of the endless chain being above the return section thereof.
2. The film-wound, heat-sealed, easy-open-end packaging apparatus of claim 1, wherein: the heat-seal cutting mechanism comprises a heat-seal rotating shaft, a heat-seal cutter, a first heating wire and a heat-seal driving device capable of driving the heat-seal rotating shaft to rotate, the heat-seal driving device is mounted on the limiting plate, the heat-seal rotating shaft is rotatably mounted on the limiting plate and located in the inner ring of the annular chain, and the heat-seal rotating shaft is in transmission connection with the power output end of the heat-seal driving device; the heat-sealing rotating shaft is provided with a plane along the axial direction of the heat-sealing rotating shaft, the knife back of the heat-sealing knife is arranged on the plane, and the knife edge of the heat-sealing knife is exposed out of the plane; the first heating wire is arranged inside the heat sealing knife.
3. The film-wound, heat-sealed, easy-open-end packaging apparatus of claim 1, wherein: the membrane presss from both sides the device that opens and shuts and is first pneumatic parallel finger cylinder, is equipped with two first parallel fingers that can the clamping each other on the first pneumatic parallel finger cylinder, the membrane presss from both sides including two third clamping pieces, and two third clamping pieces are installed respectively on the medial surface of corresponding first parallel finger.
4. The film-wound, heat-sealed, easy-open-end packaging apparatus of claim 1, wherein: the cylindrical cover body clamping and conveying mechanism comprises a front and rear translation mechanism, a left and right translation mechanism, a clamping and conveying lifting mechanism, a manipulator and an opening and closing adjusting mechanism capable of adjusting opening and closing of the manipulator, the front and rear translation mechanism is installed on the rack, the left and right translation mechanism is installed on the power output end of the front and rear translation mechanism, the clamping and conveying lifting mechanism is installed on the power output end of the left and right translation mechanism, the opening and closing adjusting mechanism is installed on the power output end of the clamping and conveying lifting mechanism, and the manipulator is installed on the power output end of the opening and closing adjusting mechanism.
5. The film-wound, heat-sealed, easy-open-end packaging apparatus of claim 4, wherein:
the front and rear translation mechanism comprises a first mounting plate, a first air cylinder, two first slide rails and two first slide blocks, the first mounting plate is mounted on the rack, the first air cylinder and the two first slide rails are mounted on the first mounting plate, the two first slide rails are parallel to each other, the two first slide blocks are respectively positioned on the corresponding first slide rails, the left and right translation mechanism is connected with the tail end of a piston rod of the first air cylinder, and the left and right translation mechanism is connected with the two first slide blocks;
the left-right translation mechanism comprises a second mounting plate, a second air cylinder, two second slide rails and two second slide blocks, the second mounting plate is mounted on the power output end of the front-back translation mechanism, the second air cylinder and the two second slide rails are mounted on the second mounting plate, the two second slide rails are parallel to each other, the two second slide blocks are respectively positioned on the corresponding second slide rails, the clamping and conveying lifting mechanism is connected with the tail end of a piston rod of the second air cylinder, and the clamping and conveying lifting mechanism is connected with the two second slide blocks;
the pinch lifting mechanism comprises a third mounting plate and a third air cylinder, the third mounting plate is mounted on the power output end of the left-right translation mechanism, the cylinder body of the third air cylinder is mounted on the third mounting plate, the piston rod of the third air cylinder is arranged downwards, and the opening-closing adjusting mechanism is connected with the tail end of the piston rod of the third air cylinder;
the opening and closing adjusting mechanism comprises a fourth mounting plate, a fourth cylinder, a connecting seat, a first connecting rod, a second connecting rod, a third sliding rail, a third sliding block and a fourth sliding block, the manipulator comprises a first clamping piece and a second clamping piece, the fourth mounting plate is mounted on the power output end of the clamping and conveying lifting mechanism, the fourth cylinder and the third sliding rail are mounted on the fourth mounting plate, and the connecting seat is connected with the tail end of a piston rod of the fourth cylinder; the third sliding block and the fourth sliding block are both positioned on a third sliding rail, one end of a first connecting rod is hinged to the third sliding block, the other end of the first connecting rod is hinged to a connecting seat, one end of a second connecting rod is hinged to the fourth sliding block, the other end of the second connecting rod is hinged to the connecting seat, the upper end of a first clamping piece is mounted on the third sliding block, the upper end of the second clamping piece is mounted on the fourth sliding block, and the first clamping piece and the second clamping piece are correspondingly matched;
the rear end of the envelope conveyer belt is provided with the cylindrical cover body clamping and conveying mechanism.
6. The film-wound, heat-sealed, easy-open-end packaging apparatus of claim 1, wherein: the opening heat sealing mechanism and the opening folding mechanism are respectively arranged on two sides of the coated conveying belt along the width direction of the coated conveying belt, and are positioned on the rear side of the film winding mechanism; the opening heat sealing mechanism comprises a second pneumatic parallel finger cylinder, two second heating wires and two clamping strips, wherein the second pneumatic parallel finger cylinder is provided with two second parallel fingers capable of being clamped mutually, the second pneumatic parallel finger cylinder is installed on the rack, the two clamping strips are respectively installed on the inner side surfaces of the corresponding second parallel fingers, and the two second heating wires are respectively arranged inside the corresponding clamping strips; opening fifty percent discount mechanism includes lift cylinder, translation cylinder and ejector pad, and the cylinder body of lift cylinder is installed in the frame, the piston rod of lift cylinder sets up, and the cylinder body of translation cylinder is installed on the piston rod tip of lift cylinder, and the piston rod of translation cylinder sets up towards the interior, and the ejector pad is installed at the piston rod end of translation cylinder.
7. The film-wound, heat-sealed, easy-open-end packaging apparatus of claim 6, wherein: the dynamic weighing mechanism is arranged below the coated conveying belt and behind the opening heat sealing mechanism and the opening folding mechanism; the dynamic weighing mechanism comprises a weighing platform and a sensor, the weighing platform is installed on the rack, the sensor is arranged on the weighing platform, and the upper surface of the weighing platform is in contact fit with the envelope conveying belt.
8. The film-wound, heat-sealed, easy-open-end packaging apparatus of claim 1, wherein:
the film placing mechanism comprises a film placing rotating shaft and a film drum, the film placing rotating shaft is rotatably arranged on the rack and is positioned at the front end of the coated conveying belt, and the film drum is arranged on the film placing rotating shaft;
the conveying channel is a strip-shaped groove with a semicircular section;
the film-winding heat-sealing type easy-open-end packaging equipment further comprises an automatic stacking device, and the automatic stacking device is arranged behind the film-wrapping conveying belt; the automatic stacking device comprises a stacking support, a tray and a plurality of rollers, wherein the rollers can be rotatably arranged on the stacking support and are parallel to each other, and the rollers are positioned on the same plane; the tray is arranged above each roller.
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| CN202011550935.9A CN112478327B (en) | 2020-12-24 | 2020-12-24 | Film-winding heat-sealing type easy-open-end packaging equipment |
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| CN202011550935.9A CN112478327B (en) | 2020-12-24 | 2020-12-24 | Film-winding heat-sealing type easy-open-end packaging equipment |
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| CN112478327B true CN112478327B (en) | 2022-04-01 |
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| CN108001721A (en) * | 2017-12-25 | 2018-05-08 | 湖南科技大学 | A kind of heat-shrink tube winding apparatus and method |
| CN208683160U (en) * | 2018-08-20 | 2019-04-02 | 孝感金怡印铁制罐有限公司 | Packing apparatus is used in a kind of production of pop can |
| CN111807127A (en) * | 2020-08-19 | 2020-10-23 | 淄博众成机器人科技有限公司 | Automatic roll changing device |
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Effective date of registration: 20230625 Address after: 515000 No.6 Nanqiang Road, nanshanwan Industrial Park, Haojiang District, Shantou City, Guangdong Province Patentee after: British Union Metal Technology (Shantou) Co.,Ltd. Address before: 515000 middle section of Danan Road, Haojiang District, Shantou City, Guangdong Province Patentee before: GUANGDONG ENPACK PACKAGING Co.,Ltd. |
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