CN117465023A - Automatic assembling system and method for conductive foam sliver - Google Patents

Abstract

The invention discloses an automatic assembly system and method of a conductive foam sliver, wherein the conductive foam sliver comprises conductive cloth and a foam sliver, and sequentially comprises a coating mechanism, a forming mechanism, a traction mechanism, a pasting mechanism and a cutting mechanism according to the assembly sequence. The gluing on the conductive cloth can be thoroughly melted through the heating part in the forming mechanism, so that the conductive cloth and the foam sliver are tightly adhered together, and the generation of gaps between the conductive cloth and the foam sliver is avoided. By arranging the anti-slip piece on the surfaces of the first transmission piece and the second transmission piece, the conductive foam is prevented from slipping due to small friction between the conductive foam and the surfaces of the first transmission piece and the second transmission piece.

Description

Automatic assembling system and method for conductive foam sliver

Technical Field

The invention relates to the technical field of mechanical equipment, in particular to an automatic assembling system and method for a conductive foam sliver.

Background

In some precision electronic products, structural components such as foam core strips are required to be wrapped by conductive cloth, in the existing processing mode, the conductive cloth and the foam core strips are processed respectively, the conductive cloth is wound on a material belt in a piece-type mode, the foam core strips are cut into sectional type units, and then the sectional type units are assembled manually through a jig.

In addition, when the conductive foam sliver is used in an electronic product, the conductive foam sliver is adhered by using double faced adhesive tape. After the foam core strip is wrapped by the conductive cloth, the double faced adhesive tape is attached, and the conductive foam strip wrapped before is bent and wrinkled, so that the double faced adhesive tape cannot be attached well.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks, an object of the present invention is to provide an automatic assembly system and method for conductive tampons.

In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides an automatic equipment system of electrically conductive bubble silver, electrically conductive bubble silver includes electrically conductive cloth and bubble silver, includes cladding mechanism, forming mechanism, traction mechanism, sticking mechanism and cuts the mechanism in proper order according to the equipment order, wherein: the cladding mechanism comprises a guide tube and a containing cavity, and the guide tube comprises a notch; the accommodating cavity comprises a foam strip and conductive cloth, and the side wall of the accommodating cavity is used for folding two folding edges of the conductive cloth; the forming mechanism comprises a heating part and a cooling part, wherein the heating part is used for heating the conductive cloth to a set temperature so that the conductive cloth generates viscosity; the cooling part cools the heated foam sliver; the pasting mechanism comprises a material tray and a pasting mould, wherein the material tray is used as a storage material roll, and the double-sided adhesive material is peeled off from the material roll and pasted to the surface of the conductive foam strip; the sticking die is provided with a groove which can accommodate the conductive foam strip and the double-sided adhesive material after the sticking is finished; the traction mechanism clamps and pulls the conductive foam sliver to be conveyed forwards so as to complete coating and pasting of the conductive foam sliver; the cutting mechanism cuts the conductive foam sliver according to the required size under the action of the traction mechanism.

Limiting blocks are arranged on the coating tool, the sizes of limiting grooves can be adjusted by adjusting the positions of the limiting blocks, and the coating tool is suitable for conductive cloth with different sizes and has an optimized structure; and when necessary, the stopper can also apply certain compressive force to the surface of conductive cloth to guarantee the stability of conductive cloth shaping process.

The heating portion includes that the heating upper plate and heating hypoplastron, and the heating hypoplastron is equipped with the recess, and the recess can hold electrically conductive bubble silver, is equipped with the heating wire in heating upper plate or the heating hypoplastron, can heat electrically conductive cloth. The heating part can thoroughly melt the glue on the conductive cloth, so that the conductive cloth and the foam sliver are tightly adhered together, and the generation of gaps between the conductive cloth and the foam sliver is avoided.

The cooling part comprises a cooling upper plate and a cooling lower plate, the cooling lower plate is provided with a groove, the groove can accommodate the conductive foam strip, and a cooling liquid channel is arranged in the cooling upper plate or the cooling lower plate and can cool the conductive foam strip. The conductive foam strip can be rapidly formed by timely cooling, excessive heating is avoided, and the hot melt adhesive can overflow the surface of the conductive fabric.

The traction mechanism comprises a first traction part and a second traction part, wherein the first traction part is arranged behind the coating mechanism and is used for traction of the foam strips and the conductive cloth, the second traction part is arranged behind the pasting mechanism and is used for traction of the conductive foam strips, the first traction part and the second traction part can be lifted through the lifting piece.

The device also comprises a speed regulating device, wherein the speed regulating device is arranged between the first traction part and the second traction part and is used for regulating the traction speed of the first traction part. The speed regulating device comprises a position sensor, is triggered when the conductive foam sliver contacts the position sensor, and controls the speed regulating device to reduce the conveying speed, so that the surface of the conductive foam sliver is smooth and has no wrinkles, and the quality of the conductive foam sliver is further improved.

The pasting mechanism comprises a unreeling tray, a reeling tray and a distance sensor, wherein the distance sensor is close to one side of the pasting die, and after a group of double-sided adhesive materials are peeled off, the distance sensor can start the reeling stripping tray to continue unreeling.

The second traction part is provided with an anti-slip piece, and the anti-slip piece contacts with and provides friction force for the conductive foam sliver so as to convey the conductive foam sliver forwards. The clamping force to the conductive foam is increased, and meanwhile, the conductive foam is prevented from slipping due to small friction between the conductive foam and the conveying belt.

The device also comprises a circuit control mechanism which can control the start and stop of the forming mechanism, the traction mechanism and the cutting mechanism.

The automatic assembly method of the conductive foam sliver is realized by adopting the automatic assembly system of the conductive foam sliver, and the method comprises the following steps:

wrapping a layer of conductive cloth on the outer side of the conductive foam sliver at normal temperature;

heating the conductive foam sliver wrapped with the conductive cloth to melt the colloid on the conductive cloth, and bonding the conductive foam sliver, wherein the heating temperature is 100+/-10 ℃;

cooling the shaped conductive foam sliver to 20+/-10 ℃;

sticking a double-sided adhesive material on the surface of the conductive foam sliver, and shaping;

and automatically cutting the conductive foam sliver according to the required size.

The beneficial effects of the invention are as follows:

1. through the position sensor between first traction portion and second traction portion, the tensioning state of conductive bubble silver is monitored in real time to adjust the traction speed of first traction portion, thereby guarantee the level and smooth no fold of conductive bubble silver surface, further improve the quality of conductive bubble silver.

2. The gluing on the conductive cloth can be thoroughly melted through the heating part in the forming mechanism, so that the conductive cloth and the foam sliver are tightly adhered together, and the generation of gaps between the conductive cloth and the foam sliver is avoided.

3. By arranging the anti-slip piece on the surfaces of the first transmission piece and the second transmission piece, the conductive foam is prevented from slipping due to small friction between the conductive foam and the surfaces of the first transmission piece and the second transmission piece.

4. Through the setting of lifting part, can change the distance of first transmission piece and second transmission piece, can be suitable for the cotton of electrically conductive bubble of different thickness, can adjust the clamping force to the cotton of electrically conductive bubble and increase the application scope of second traction portion.

5. Through set up distance sensor and driving piece linkage on pasting the mechanism, when the peeling point of double-sided tape is close to distance sensor gradually, distance sensor launches a signal to driving piece, lets the rolling charging tray rotate to separate more double-sided tape, and the rolling charging tray can be through baseband pulling unreeling charging tray synchronous rotation when rotating, can improve the feed efficiency of double-sided adhesive material.

6. The limiting block is arranged on the outer surface of the edge part of the guide tube of the cladding tool, the limiting groove for the conductive cloth to pass through is formed between the limiting block and the inner surface of the guide tube, and the size of the limiting groove can be adjusted by adjusting the position of the limiting block, so that the structure is optimized and the conducting cloth wrapping tool is suitable for conductive cloths with different sizes; and the limiting block can apply a certain pressing force to the surface of the conductive cloth so as to ensure the stability of the conductive cloth in the forming process and fundamentally improve the flatness of the surface of the conductive foam sliver.

Drawings

FIG. 1 is a schematic perspective view of an automatic conductive foam strip assembly system according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of a wrapping mechanism according to an embodiment of the present invention;

FIG. 3 is a schematic view of a wrapping tool according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a molding mechanism according to an embodiment of the present invention;

FIG. 5 is a schematic view of a first traction portion according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a position sensor according to an embodiment of the invention;

FIG. 7 is a schematic diagram of a second traction portion according to an embodiment of the present invention;

FIG. 8 is a schematic view showing a structure of a bonding mold according to an embodiment of the present invention;

FIG. 9 is a schematic view illustrating the positions of the second adjusting member and the cam member according to an embodiment of the present invention;

FIG. 10 is a schematic diagram of a distance sensor and a unreeling tray according to an embodiment of the present invention;

FIG. 11 is a schematic view showing the positions of a double-sided adhesive material and a bonding mechanism according to an embodiment of the present invention;

fig. 12 is a schematic structural view of a cutting mechanism according to an embodiment of the present invention.

In the figure: 1. a cladding mechanism; 1011. a guide tube; 1012. a cavity; 1013. a limiting block;

2. a forming mechanism; 201. a heating section; 2011. heating the upper plate; 2012. heating the lower plate; 202. a cooling unit; 2021. cooling the upper plate; 2022. cooling the lower plate; 203. an adjusting handle;

3. a traction mechanism; 301. a first traction section; 3011. an upper belt pulley; 3012. a lower belt pulley; 3013. a first adjustment member; 302. a second traction section; 3021. an anti-slip member; 3022. a first transmission member; 3023. a second transmission member; 3024. a lifting member;

4. a sticking mechanism; 401. a unreeling tray; 402. a material collecting and winding disc; 403. sticking a mould; 4031. a second adjusting member; 4032. a pasting inlet; 4033. a cam member; 404. a distance sensor; 405. a guide block; 406. a driving member;

5. a cutting mechanism; 6. a position sensor; 7. a circuit control mechanism; 8. a double-sided adhesive material; 801. a base band; 802. double-sided tape.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.

In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. The terms "horizontal," "vertical," "overhang," and the like do not denote that the component is required to be absolutely horizontal or overhang, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or communicating between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 3, in the present embodiment, an automatic assembly system for a conductive foam strip includes a conductive cloth and a foam strip, which sequentially includes a coating mechanism 1, a molding mechanism 2, a traction mechanism 3, a pasting mechanism 4 and a cutting mechanism 5 in an assembly order, wherein: the cladding mechanism 1 comprises a guide tube 1011 and a cavity 1012, wherein the guide tube 1011 comprises a notch; the accommodating cavity 1012 is used for accommodating the foam sliver and the conductive cloth, and the side wall of the accommodating cavity 1012 is used for folding two folding edges of the conductive cloth;

referring to fig. 3, at least one limiting block 1013 is provided on an outer surface of the bent edge portion of the arc-shaped guide tube 1011, and a limiting groove for the conductive cloth to pass through is formed between each limiting block 1013 and an inner surface of the arc-shaped guide tube 1011. In this embodiment, the stopper 1013 is preferably engaged with the arc-shaped guide tube 1011 toward one surface of the arc-shaped guide tube 1011. Through foretell mode of setting, at the in-process of conductive cloth operation, can guarantee the laminating of conductive cloth and the internal surface of arc stand pipe 1011 all the time, guarantee the accuracy and the stability of operation that conductive cloth draws in.

In some embodiments, the stopper 1013 is made of an elastic material, and the stopper 1013 can slide along the forming direction of the conductive cloth. Through the arrangement mode, the position of the limiting block 1013 is adjusted, so that the size of the limiting groove can be adjusted, the conductive cloth with different sizes is adapted, and the structure is optimized; and when necessary, stopper 1013 can also exert certain compressive force to the surface of conductive cloth to guarantee the stability of conductive cloth shaping process.

Referring to fig. 4, the molding mechanism 2 includes a heating portion 201 and a cooling portion 202, a first traction portion 301 is started, a foam strip coated with a conductive fabric is passed through the heating portion 201, the heating portion 201 is used for heating the conductive fabric to a set temperature, and a hot melt adhesive on the conductive fabric is melted, so that the conductive fabric generates viscosity, and after being extruded by the heating portion 201, the conductive fabric and the foam strip are fully adhered together, so that the conductive foam strip is generated; the cooling unit 202 cools the heated tampon.

A pasting mechanism 4 including a peeling tray serving as a storage roll from which the double-sided adhesive material 8 is peeled off and pasted to the surface of the conductive foam strip, and a pasting die 403; the pasting die 403 is provided with a groove which can accommodate the conductive foam strip and the double-sided adhesive material 8 after pasting is completed; the traction mechanism 3 clamps and pulls the conductive foam sliver to be conveyed forwards so as to complete coating and pasting of the conductive foam sliver; referring to fig. 1, the cutting mechanism 5 cuts the conductive foam strip to a desired size by the second traction portion 302.

Referring to fig. 4, in some embodiments, the heating portion 201 includes a heating upper plate 2011 and a heating lower plate 2012, the heating lower plate 2012 is provided with a groove, the groove can accommodate a conductive foam strip, heating wires are arranged in the heating upper plate 2011 and/or the heating lower plate 2012, and can heat conductive cloth, the heating wires are arranged in a circular arc shape, so that the heating contact area can be increased, conductive particles are added into the conductive hot melt adhesive because the conductive hot melt adhesive is coated on the conductive cloth, the conductive particles are not sticky in a normal temperature state, and the adhesive is activated through high temperature 100±10 ℃ in operation. The position of the heating upper plate 2011 and/or the heating lower plate 2012 can be adjusted by adjusting the handle 203, so that conductive foam with different thickness can be produced conveniently according to production requirements.

Referring to fig. 4, in some embodiments, the cooling portion 202 includes a cooling upper plate 2021 and a cooling lower plate 2022, the cooling lower plate 2022 is provided with a groove, the groove can accommodate a conductive foam strip, and a cooling liquid channel is provided in the cooling upper plate 2021 and/or the cooling lower plate 2022, so as to cool the conductive foam strip. The conductive foam sliver can be rapidly formed by timely cooling, excessive heating is avoided, the hot melt adhesive overflows the surface of the conductive cloth, the conductive cloth is wrapped in all directions and then is shaped and cut at 20+/-10 ℃ by the cooling device, and the quality of the conductive foam sliver is improved.

Referring to fig. 5 and 7, in some embodiments, the traction mechanism 3 includes a first traction portion 301 and a second traction portion 302, where the first traction portion 301 is disposed behind the covering mechanism 1 and is used to draw the blister strip and the conductive cloth through the covering mechanism 1, the second traction portion 302 is disposed behind the pasting mechanism 4 and is used to draw the conductive blister strip through the pasting mechanism 4, and the first traction portion 301 and the second traction portion 302 can be lifted by the lifting member 3024.

Referring to fig. 5, the first traction part 301 includes an upper pulley 3011 and a lower pulley 3012, and the upper pulley 3011 and the lower pulley 3012 are vertically symmetrically arranged and can be driven by two different driving motors, and when speed regulation is required, the rotation speed of the driving motors can be controlled.

In some embodiments, a speed regulating device is further included, and the speed regulating device is disposed between the first traction portion 301 and the second traction portion 302, and is used for regulating the traction speed of the first traction portion 301, and the speed regulating device includes a position sensor 6, is triggered when the conductive foam sliver contacts the position sensor 6, and controls the speed regulating device to reduce the conveying speed. Referring to fig. 6, the position sensor 6 between the first traction portion 301 and the second traction portion 302 monitors the tension state of the conductive foam sliver in real time, so as to adjust the traction speed of the first traction portion 301, thereby ensuring the surface of the conductive foam sliver to be flat and free of wrinkles, and further improving the quality of the conductive foam sliver.

The specific working principle of the position sensor 6 is as follows: the position sensor 6 is arranged between the first traction part 301 and the second traction part 302 and is positioned right below the conductive foam strip, when the conductive foam strip is in a tight state, the conductive foam strip is far away from the position sensor 6, and no signal is output by the position sensor 6; when the speed of the first traction portion 301 is greater than that of the second traction portion 302, the conductive foam sliver between the first traction portion 301 and the second traction portion 302 is in a sagging state, wrinkles appear on the surface of the conductive foam sliver, the conductive foam sliver gradually approaches the position sensor 6, at the moment, the position sensor 6 triggers to change an optical signal into an electrical signal, the speed of the first traction portion 301 is reduced through the speed regulating device, and the conductive foam sliver is restored to a tight state, so that the flatness of the surface of the conductive foam sliver is guaranteed.

Referring to fig. 8 to 10, in some embodiments, the pasting mechanism 4 includes a unreeling tray 401, a reeling tray 402, and a distance sensor 404, the double-sided adhesive material 8 is placed on the unreeling tray 401, the double-sided adhesive material 8 includes a base tape 801 and a double-sided tape 802 attached to the base tape 801, the reeling tray 402 is used for collecting the base tape 801, the double-sided tape 802 enters the pasting mold 403 to be pasted on the surface of the conductive foam sliver after being peeled off from the base tape 801, and the second traction part 302 drives the conductive foam sliver to move, so as to drive the double-sided tape 802 to be peeled off from the base tape 801. When the peeling point of the double-sided adhesive tape 802 gradually approaches the distance sensor 404 after the peeling of the group of double-sided adhesive materials 8 is completed and the distance sensor 404 approaches the side of the sticking mold 403, the distance sensor 404 can start the winding tray 402 to rotate, the winding tray 402 continues to receive the base tape 801, and more double-sided adhesive tapes 802 are simultaneously released for use.

Referring to fig. 7, in some embodiments, the second traction portion 302 is provided with a slip prevention member 3021, and the slip prevention member 3021 contacts and provides friction to the conductive tampon so as to be fed forward. Because the conductive foam is soft, when the second traction portion 302 conveys the conductive foam, the conductive foam slides, the distance between the first transmission member 3022 and the second transmission member 3023 is adjusted, the clamping force on the conductive foam is increased, the conductive foam is prevented from sliding, and the conductive foam is deformed due to extrusion. The anti-slip piece 3021 is arranged on the surfaces of the first transmission piece 3022 and the second transmission piece 3023, and the conductive foam is conveyed forward while being contacted. By the arrangement of the anti-slip member 3021, the conductive foam is prevented from slipping due to small friction between the conductive foam and the conveyor belt.

Referring to fig. 7, in some embodiments, the anti-slip member 3021 is a double sided tape, one side of the double sided tape is attached to the first transmission member 3022 and the second transmission member 3023, and the other side is used for adhering conductive foam, so as to ensure that the conductive foam moves synchronously with the conveyor belt due to the adhesion of the double sided tape. When the conductive foam is conveyed to the discharge end of the second traction part 302, the double faced adhesive tape and the conveying part synchronously move under the action of the conveying part, and at the moment, the double faced adhesive tape is separated from the conductive foam, and at the moment, the conductive foam is conveyed to the next station.

Referring to fig. 7, the first transmission member 3022 is disposed above the second transmission member 3023, and the first transmission member 3022 may be lifted up and down by the lifting member 3024 to adjust the distance between the first transmission member 3022 and the second transmission member 3023, so as to convey conductive foam having different height dimensions. The lifting member 3024 includes a driving motor and a guide rod, one end of the guide rod is connected to the first transmission member 3022, and the other end of the guide rod passes through the second transmission member 3023 and is connected to the driving motor, and under the action of the driving motor, the guide rod drives the first transmission member 3022 to lift in the up-down direction.

Referring to fig. 8, a bonding inlet 4032 is formed in the bonding mold 403, and the conductive foam strip and the double-sided tape 802 enter the bonding mold 403 from the bonding inlet 4032, so that the double-sided tape 802 is attached to the surface of the conductive foam strip. A second adjusting member 4031 is further included under the attaching die 403 to adjust the height of the attaching die 403, which may be a rotatable cam structure.

As shown in fig. 9, since the cam member 4033 employs the rolling friction pair, it has better durability and stability when bearing a certain load, and the cam member 4033 is small in size and light in weight as compared with other transmission devices, which makes it possible to reduce the self weight of the attaching die 403 in a limited space of the attaching die 403.

Referring to fig. 10 and 11, the double-sided adhesive material 8 is placed on the unreeling tray 401, and after the double-sided adhesive tape 802 is peeled from the base tape 801, the double-sided adhesive tape 802 enters the pasting die 403 to be pasted on the surface of the conductive foam sliver, and as the base tape 801 continues to be reeled by the reeling tray 402, more double-sided adhesive tape 802 is released on the unreeling tray 401 for use by the pasting die 403.

Referring to fig. 11, the winding tray 402 further includes a driving member 406, where the driving member 406 is configured to drive the winding tray 402 to rotate. The distance sensor 404 is coupled to the driving member 406, and when the peeling point of the double-sided tape 802 gradually approaches the distance sensor 404, the distance sensor 404 transmits a signal to the driving member 406, so that the take-up tray 402 rotates to separate more double-sided tape 802. The winding-up tray 402 rotates and simultaneously pulls the unwinding tray 401 to rotate synchronously through the base band 801.

Referring to fig. 11, the attaching mechanism 4 further includes two guide blocks 405, where the guide blocks 405 are disposed above the distance sensor 404, one of the guide blocks 405 is fixed, the other guide block 405 can swing in a horizontal plane, and the distance between the two guide blocks 405 can be adjusted, so that the two guide blocks 405 can be suitable for passing through double-sided adhesive tapes 802 with different widths, and the two guide blocks 405 can avoid offset during winding, so as to improve the attaching stability of the double-sided adhesive material 8.

Referring to fig. 11, the specific working principle of the pasting mechanism 4 is as follows: the double-sided tape 802 enters the sticking mold 403 to stick to the surface of the conductive foam sliver after being peeled off from the base tape 801, and the second traction part 302 drives the conductive foam sliver to move, so that the double-sided tape 802 is peeled off from the base tape 801. When the double-sided adhesive material 8 is peeled off, the peeling point of the double-sided adhesive tape 802 gradually approaches the distance sensor 404, and when the distance sensor 404 senses that the double-sided adhesive tape 802 is within a certain distance range, the distance sensor 404 can start the winding tray 402 to rotate, the winding tray 402 continues to wind the base tape 801, the unwinding tray 401 releases more double-sided adhesive tape 802, the peeling point of the double-sided adhesive tape 802 from the base tape 801 is gradually far away from the distance sensor 404 along with the collection of the base tape 801, and the winding tray 402 stops winding.

Referring to fig. 12, under the traction of the traction mechanism 3, automatic cutting can be performed, and the cutting length or cutting interval can be set, for example, the dead time is 1-3s, or the cutting machine is used for cutting into a required special shape, so that the whole process consumes less manpower resources, the waste of materials can be reduced, and the utilization rate of materials can be increased.

Referring to fig. 1, in some embodiments, the apparatus further comprises a circuit control mechanism 7 capable of controlling the start and stop of the forming mechanism 2, the traction mechanism 3 and the cutting mechanism 5.

The invention also provides an automatic assembly method of the conductive foam sliver, which is realized by adopting any automatic assembly system of the conductive foam sliver, and the method comprises the following steps:

coating: wrapping a layer of conductive cloth on the outer side of the conductive foam sliver at normal temperature;

in this step, the cladding tool comprises a guide tube 1011 and a cavity 1012, the guide tube 1011 comprising a notch; the accommodating cavity 1012 is used for accommodating the foam sliver and the conductive cloth, and the side wall of the accommodating cavity 1012 is used for folding two folding edges of the conductive cloth; at least one limiting block 1013 is arranged on the outer surface of the edge part of the bent arc-shaped guide tube 1011, and a limiting groove for the conductive cloth to pass through is formed between each limiting block 1013 and the inner surface of the arc-shaped guide tube 1011. In this embodiment, the stopper 1013 is preferably engaged with the arc-shaped guide tube 1011 toward one surface of the arc-shaped guide tube 1011. Through foretell mode of setting, at the in-process of conductive cloth operation, can guarantee the laminating of conductive cloth and the internal surface of arc stand pipe 1011 all the time, guarantee the accuracy and the stability of operation that conductive cloth draws in.

Heating: heating the conductive foam sliver wrapped with the conductive cloth to melt the colloid on the conductive cloth, and bonding the conductive foam sliver, wherein the heating temperature is 100+/-10 ℃;

in this step, the heating portion 201 includes a heating upper plate 2011 and a heating lower plate 2012, the heating lower plate 2012 is provided with a groove, the groove can accommodate a conductive foam strip, an electric heating wire is provided in the heating upper plate 2011 and/or the heating lower plate 2012, the electric heating wire can heat the conductive cloth, the electric heating wire is in a circular arc shape, and the heating contact area can be increased, because the conductive cloth is coated with a conductive hot melt adhesive system, conductive particles are added into the hot melt adhesive, the hot melt adhesive is not sticky in normal temperature state, and the tackiness is activated through high temperature 100+/-10 ℃ in working.

And (3) cooling: cooling the shaped conductive foam sliver to 20+/-10 ℃;

sticking: sticking a double-sided adhesive material 8 on the surface of the conductive foam sliver, and shaping;

in the adhering step, the double-sided tape 802 is peeled off from the base tape 801, and then enters the adhering mold 403 to be adhered to the surface of the conductive foam sliver, and the second traction part 302 drives the conductive foam sliver to move, so that the double-sided tape 802 is peeled off from the base tape 801. When the double-sided adhesive material 8 is peeled off, the peeling point of the double-sided adhesive tape 802 gradually approaches the distance sensor 404, and when the distance sensor 404 senses that the double-sided adhesive tape 802 is within a certain distance range, the distance sensor 404 can start the winding tray 402 to rotate, the winding tray 402 continues to wind the base tape 801, the unwinding tray 401 releases more double-sided adhesive tape 802, the peeling point of the double-sided adhesive tape 802 from the base tape 801 is gradually far away from the distance sensor 404 along with the collection of the base tape 801, and the winding tray 402 stops winding.

Cutting: automatically cutting the conductive foam sliver according to the required size;

in the cutting step, calculating the time required to be calculated by a timer according to the running speed of the conductive foam sliver and the set length required to be cut by the conductive foam sliver, and using the timer to calculate the time for timing cutting, thereby realizing the function of cutting the material in a fixed length; the length-fixing mechanism is used for calculating the time required by the running length of the material to reach the set length, judging whether the running length of the material reaches the set length according to the timing time, and controlling the cutting mechanism to cut the material after the running length of the material reaches the set length so as to finish the fixed-length cutting operation of the material.

Traction: the above steps are completed in the traction state.

In the drawing step, the drawing mechanism 3 includes a first drawing part 301 and a second drawing part 302, the first drawing part 301 is arranged behind the covering mechanism 1 and is used for drawing the foam sliver and the conductive cloth to pass through the covering mechanism 1, the second drawing part 302 is arranged behind the pasting mechanism 4 and is used for drawing the conductive foam sliver to pass through the pasting mechanism 4, and the first drawing part 301 and the second drawing part 302 can be lifted through the lifting piece 3024.

The first traction part 301 includes an upper pulley 3011 and a lower pulley 3012, and the upper pulley 3011 and the lower pulley 3012 are vertically symmetrically arranged and can be driven by two different driving motors, and when speed regulation is required, the rotation speed of the driving motors can be controlled.

The device also comprises a speed regulating device, wherein the speed regulating device is arranged between the first traction part 301 and the second traction part 302 and is used for regulating the traction speed of the first traction part 301, the speed regulating device comprises a position sensor 6, the triggering is carried out when the conductive foam sliver contacts the position sensor 6, and the speed regulating device is controlled to reduce the conveying speed. Referring to fig. 6, the position sensor 6 between the first traction portion 301 and the second traction portion 302 monitors the tension state of the conductive foam sliver in real time, so as to adjust the traction speed of the first traction portion 301, thereby ensuring the surface of the conductive foam sliver to be flat and free of wrinkles, and further improving the quality of the conductive foam sliver.

The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the content of the present invention and to implement the same, but are not intended to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides an automatic equipment system of electrically conductive bubble silver, electrically conductive bubble silver includes electrically conductive cloth and bubble silver, its characterized in that includes cladding mechanism, forming mechanism, traction mechanism, sticking mechanism and cutting mechanism in proper order according to the equipment order, wherein:

the coating mechanism comprises a coating tool, wherein the coating tool comprises a guide pipe and a containing cavity, and the guide pipe comprises a notch; the accommodating cavity comprises a foam strip and conductive cloth, wherein the foam strip and the conductive cloth are accommodated in the accommodating cavity, and the side wall of the accommodating cavity is used for folding two folding edges of the conductive cloth;

the forming mechanism comprises a heating part and a cooling part, wherein the heating part is used for heating the conductive cloth to a set temperature so that the conductive cloth generates viscosity; the cooling part cools the heated foam sliver;

the pasting mechanism comprises a material tray and a pasting die, wherein the material tray is used as a storage material roll, and the double-sided adhesive material is peeled off from the material roll and pasted to the surface of the conductive foam strip; the sticking die is provided with a groove which can accommodate the conductive foam sliver and the double-sided adhesive material after the sticking is finished;

the traction mechanism clamps and pulls the conductive foam sliver to be conveyed forwards so as to complete coating and pasting of the conductive foam sliver;

and the cutting mechanism cuts the conductive foam sliver under the action of the traction mechanism.

2. The automatic conductive foam strip assembling system according to claim 1, wherein the heating part comprises an upper heating plate and a lower heating plate, the lower heating plate is provided with a groove, the groove can accommodate the conductive foam strip, at least one of the upper heating plate and the lower heating plate is provided with a heating wire, and the conductive cloth can be heated.

3. The automatic conductive foam strip assembling system according to claim 1, wherein the cooling part comprises a cooling upper plate and a cooling lower plate, the cooling lower plate is provided with a groove, the groove can accommodate the conductive foam strip, and a cooling liquid channel is arranged in the cooling upper plate or the cooling lower plate and can cool the conductive foam strip.

4. The automatic conductive tampon assembly system according to claim 1, wherein the traction mechanism includes a first traction portion and a second traction portion, the first traction portion is disposed after the wrapping mechanism and serves to draw the tampon and the conductive cloth through the wrapping mechanism, the second traction portion is disposed after the attaching mechanism and serves to draw the conductive tampon through the attaching mechanism, and the first traction portion and the second traction portion are lifted by a lifting member.

5. The automatic conductive foam strip assembly system of claim 4, further comprising a speed regulating device disposed between the first traction portion and the second traction portion, the speed regulating device comprising a position sensor disposed between the first traction portion and the second traction portion and directly below the conductive foam strip, the speed regulating device being capable of regulating a traction speed of the first traction portion according to a degree of tightness of the conductive foam strip.

6. The automatic conductive tampon assembly system according to claim 5, wherein said speed governor device includes a position sensor, said conductive tampon being triggered when it contacts said position sensor, and said speed governor device being controlled to reduce the speed of conveyance.

7. The automatic conductive foam strip assembly system according to claim 1, wherein the tray comprises a unreeling tray and a reeling tray, the pasting mechanism further comprises two guide blocks and a distance sensor, the distance sensor is close to one side of the pasting die, and after a group of double-sided adhesive materials are peeled off, the distance sensor can start the material receiving and stripping tray to continue receiving materials; the guide blocks are fixed one by one, the other can swing in the horizontal plane, the distance between the two guide blocks can be adjusted, and the guide blocks are used for passing double-sided adhesive tapes with different widths.

8. The automatic conductive tampon assembly system according to claim 4, wherein said second traction portion is provided with an anti-slip member, said anti-slip member contacting and providing friction to said conductive tampon for forward transport thereof.

9. The automatic conductive foam strip assembling system according to claim 1, wherein at least one limiting block is arranged on the outer surface of the edge part of the guide tube, and a limiting groove for the conductive cloth to pass through is formed between the limiting block and the inner surface of the guide tube.

10. An automatic conductive foam strip assembling method, characterized in that the automatic conductive foam strip assembling system according to any one of claims 1 to 9 is adopted, and the method comprises the following steps:

wrapping a layer of conductive cloth on the outer side of the conductive foam sliver at normal temperature;

heating the conductive foam sliver wrapped with the conductive cloth to enable the colloid on the conductive cloth to be melted and bonded with the conductive foam sliver, wherein the heating temperature is 100+/-10 ℃;

cooling the shaped conductive foam sliver to 20+/-10 ℃;

sticking a double-sided adhesive material on the surface of the conductive foam sliver, and shaping;

and automatically cutting the conductive foam sliver according to the required size.