CN217963246U - Double-sided gluing device - Google Patents

Abstract

The utility model discloses a two-sided rubber coating device, which comprises a frame, the first rubber coating subassembly and the second rubber coating subassembly that set gradually, be provided with the deflector roll between first rubber coating subassembly and the second rubber coating subassembly, the second rubber coating subassembly includes the second rubber roll, the second is glued the groove and is produced the air guide unit of ordering about the substrate and laminating in the air current of second rubber roll, set up in the second at the bottom of the roller of second rubber roll and glue the inslot, the air guide unit has the air guide mouth of air pump including the intercommunication, the air guide mouth includes the induction port towards the first surface and/or towards the mouth of blowing on second surface. Compared with the prior art, the double-sided gluing device has the advantages that after the first surface of the base material is glued by the first rubber roller, airflow is generated through the air guide unit, the second surface of the base material is driven to be attached to the second rubber roller, so that the second rubber roller can glue the second surface of the base material, the first surface is prevented from being damaged on the basis of realizing double-sided gluing, the uniform distribution of the rubber material on the surface of the base material is ensured, and the product quality and the production efficiency are improved.

Description

Double-sided gluing device

Technical Field

The utility model belongs to the technical field of the rubber coating technique and specifically relates to a two-sided rubber coating device is related to.

Background

After corona treatment or primary coating treatment, a film type substrate is generally required to be subjected to gluing treatment, materials used for gluing are selected according to different effects, such as organic silicon glue, acrylic acid, PU (polyurethane), passivation solution and the like, and correspondingly, the formed glue film has different effects on the substrate according to the difference of the materials, such as waterproof, decorative, protective, passivation and the like.

The gluing device in the prior art can only carry out gluing treatment on one side of the base material mostly, if double-side gluing is needed, the other side is usually needed to be glued, the rejection rate is increased, and the time cost and the labor cost are increased. Therefore, the Chinese utility model patent with the publication number of CN207204472U discloses a double-sided glue spreader, and when the double-sided glue spreader was operated, the baseband was gone into coating mechanism from going up between coating mechanism and the lower coating mechanism, then wore out in the coating mechanism was gone into again to circuitous coating mechanism to realize the disposable completion of two-sided rubber coating production, need not through a rubber coating then rubber coating again, reduced workman intensity of labour.

However, when the double-sided gluing device operates, the lower glue homogenizing roller in the lower coating mechanism acts on the glued surface of the substrate, which is easy to damage the glue on the surface of the substrate, and part of the glue is easy to adhere to the roller surface of the lower glue homogenizing roller.

Therefore, there is a need for an improved double-sided adhesive applying apparatus in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect that exists among the prior art, provide one kind and guarantee on the basis that improves production efficiency that substrate surface sizing material distributes evenly in order to improve product quality's two-sided rubber coating device.

In order to realize the technical effects, the utility model adopts the technical scheme that: the utility model provides a two-sided rubber coating device, includes the frame, along the substrate direction of feed set gradually in just be used for respectively in the frame to first rubber coating subassembly and the second rubber coating subassembly of substrate first surface and second surface rubber coating, first rubber coating subassembly with be provided with the deflector roll between the second rubber coating subassembly, the second rubber coating subassembly include the second rubber roll, set up in the second rubber roll below is glued the groove and is produced the air guide unit of ordering about the substrate and laminating in the air current of second rubber roll, the roller end of second rubber roll set up in the second is glued the inslot, the air guide unit has the air guide mouth of air pump including the intercommunication, the air guide mouth includes the orientation the induction port and/or the orientation of first surface the mouth of blowing of second surface.

Preferably, in order to increase the contact area between the second rubber roller and the substrate and enhance the gluing effect on the second surface, the air guide port comprises an air suction port facing the first surface and an air blowing port facing the second surface.

Preferably, in order to enable the substrate to be attached to the surface of the second rubber roller and enable the rubber material on the second surface of the substrate to be uniformly distributed, a plurality of air suction ports and/or a plurality of air blowing ports are/is arranged and distributed along the axial direction parallel to the second rubber roller.

Preferably, in order to heat and dry the first surface of the base material while the base material leans against the second rubber roller, the water in the rubber material on the first surface is removed, the rubber material is rapidly cured and molded, the production efficiency is improved, and the space and time occupied by drying are reduced, a heating device is arranged between the air blowing opening and the air pump or between the air blowing opening and the second surface.

Preferably, in order to ensure the heating and drying effect on the rubber material on the first surface of the base material, the heating device comprises a strip-shaped electric heating net which extends along the axial direction parallel to the second rubber roller.

Preferably, in order to realize the stable transmission of the second surface of the base material on the basis of ensuring the contact between the second surface of the base material and the second rubber roller, the guide roller slides on the rack along the radial direction of the guide roller and is connected with an adjusting device so as to adjust the transmission tension of the base material.

Preferably, in order to realize the automatic adjustment of the substrate transmission tension, the adjusting device comprises an elastic part, one end of the elastic part is connected with the rack, and the other end of the elastic part is connected with the guide roller.

Preferably, in order to ensure the stable sliding of the guide roller, the number of the elastic pieces is two, and the two elastic pieces are respectively connected with the two ends of the guide roller.

Preferably, in order to increase the contact area between the second rubber roller and the base material and enhance the second surface gluing effect, two air guide ports are arranged and are respectively arranged on the feeding side and the discharging side of the second rubber roller.

Preferably, in order to realize the gluing treatment of the first surface of the substrate, the first gluing component comprises a first rubber roller and a first glue groove arranged below the first rubber roller, the roller bottom of the first rubber roller is arranged in the first glue groove, and the first rubber roller is attached to the feeding track of the substrate.

To sum up, the utility model discloses two-sided rubber coating device compares with prior art, utilizes first rubber roll to handle the back to the first surface rubber coating of substrate, produces the air current through the air guide unit, orders about the second surface laminating in the second rubber roll of substrate for the second rubber roll can avoid causing the destruction to the first surface on the basis of realizing two-sided rubber coating to substrate second surface rubber coating, guarantees that substrate surface sizing material distributes evenly, thereby has improved product quality and production efficiency.

Drawings

FIG. 1 is a schematic view of the structure of embodiment 1;

FIG. 2 is a schematic view of the structure of example 1 with the base material omitted;

FIG. 3 is an exploded schematic view of FIG. 2;

FIG. 4 is a schematic structural view of example 2;

FIG. 5 is a schematic view showing the structure of example 2 with the base material and one of the side plates omitted;

FIG. 6 is a schematic structural view of embodiment 3;

FIG. 7 is a partial structural view of embodiment 3;

FIG. 8 is an exploded schematic view of FIG. 7;

FIG. 9 is a schematic structural view of embodiment 4;

FIG. 10 is a side view of FIG. 9;

FIG. 11 is a schematic view of the structure of the blower housing in example 5;

FIG. 12 is an exploded view of FIG. 11;

in the figure: 100. the automatic glue spraying machine comprises a frame, 101, a bottom plate, 102, side plates, 103, a supporting plate, 200, a base material, 201, a first surface, 202, a second surface, 300, a first glue coating assembly, 301, a first glue roller, 302, a first glue groove, 400, a second glue coating assembly, 401, a second glue roller, 402, a second glue groove, 403, an air pump, 404, an air suction port, 405, an air blowing port, 500, a guide roller, 600, an electric heating net, 700, an elastic piece, 800, an air blowing shell, 801, a shell, 802, a cover plate, 900, an air blowing pipe, 110, an air suction shell, 120, an air suction pipe, 130, a sliding sleeve, 140, a sliding rod, 150, a connecting rod, 151, an end plate, 160, a connecting frame, 161, a sleeve hole and 170, a strip-shaped hole.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

Example 1

As shown in fig. 1 to 3, the double-sided glue spreading apparatus of embodiment 1 includes a frame 101, a first glue spreading member 300 and a second glue spreading member 400 are sequentially disposed on the frame 101 along a feeding direction of a substrate 200, the first glue spreading member 300 is located right below the second glue spreading member 400, the first glue spreading member 300 is used for performing a glue spreading process on a first surface 201 of the substrate 200, and the second glue spreading member 400 is used for performing a glue spreading process on a second surface 202 of the substrate 200. Guide rollers 500 are arranged between the first gluing assembly 300 and the second gluing assembly 400, two guide rollers 500 are arranged, are distributed along the vertical direction, rotate on the machine frame 100 around the axis of the guide rollers 500, and are used for changing the feeding direction and the feeding track of the base material 200 through the guide rails 500.

Specifically, the frame 101 includes an elongated bottom plate 101 horizontally mounted on the bottom floor, side plates 102 are fixed to both ends of the bottom plate 101 and are arranged in the vertical direction, and the two side plates 102 are fixedly connected to a supporting plate 103 horizontally mounted right above the bottom plate 101.

The first gluing assembly 300 comprises a first glue groove 302 which is fixed on the bottom plate 101 and has an upward notch, and a first glue roller 301 which rotates between the two side plates 102 around the axis of the first glue groove 301, wherein the bottom of the first glue roller 301 is arranged in the first glue groove 302, and the roller surface of the first glue roller 301 is attached to the feeding track of the substrate 200.

In the process that the base material 200 is output to the guide roller 500 from the feeding end, the base material 200 passes through the roller surface of the first rubber roller 301, the first surface 301 of the base material 200 is in contact with the roller surface of the first rubber roller 301, and the first rubber roller 301 rotates in the first rubber groove 302 around the axis thereof, so that the first rubber roller 301 attaches the rubber material in the first rubber groove 302 to the first surface 201 of the base material 200, thereby completing the gluing operation on the first surface 201.

After the substrate 200 is glued on the first surface 201, the two guide rollers 500 guide the conveying direction of the substrate 200 to convey the substrate to the second gluing assembly 400, and in the process, the roller surfaces of the guide rollers 500 are in contact with the second surface of the substrate 200, so that the glue on the first surface 201 is prevented from being damaged.

The second gluing component 400 comprises a second rubber roller 401 which rotates between the two side plates 102 around the axis line of the second gluing component, a second glue groove 402 is arranged below the second rubber roller 401, the notch of the second glue groove 402 faces upwards and is fixed above the supporting plate 103, and the roller bottom of the second rubber roller 401 is arranged in the second glue groove 402; the second gluing assembly 400 further comprises an air guide unit, the air guide unit is used for generating air flow, the substrate 200 is driven to be attached to the roller surface of the second rubber roller 401 through the air flow, the air guide unit comprises an air guide port communicated with the air pump 403, the air guide port comprises a plurality of air blowing ports 405 facing the second surface 202 of the substrate 200, and the air blowing ports 405 are arranged in a plurality and are distributed at equal intervals along the circumferential direction parallel to the second rubber roller 401.

Specifically, a strip-shaped and hollow air blowing shell 800 is fixed on the frame 101, the length direction of the air blowing shell 800 is parallel to the length direction of the second rubber covered roller 401, two ends of the air blowing shell 800 are respectively connected with an air pump 403 through two air blowing pipes 900, one side of the air blowing shell 800 adjacent to the base material 200 is provided with a plurality of air blowing ports 405 facing the first surface 201 of the air blowing shell, the air blowing ports 405 are distributed at intervals along the length direction of the air blowing shell 800 and are communicated with the inner cavity of the air blowing shell 800, and the air outlet of the air pump 403 is communicated with the inner cavity of the air blowing shell 800 through the air blowing pipes 900.

In the feeding and conveying process of the base material 200, the air pump 403 keeps running continuously, external air is pumped, the external air is conveyed to the inner cavity of the blowing shell 800 through the blowing pipe 900 and then is discharged downwards from the blowing port 405 to act on the first surface 201 of the base material 200, so that the second surface 202 of the base material 200 is in contact with the roller surface of the second rubber roller 401, the second rubber roller 401 rotates around the axis of the second rubber roller 401, and the rubber material in the second rubber groove 402 is attached to the second surface 202 of the base material 200 in the rotating process, so that the gluing work on the second surface 202 is completed. Because the plurality of air blowing openings 405 are arranged and are distributed at equal intervals along the axial direction parallel to the second rubber roller 405, the air flow discharged from the air blowing openings 405, namely the air flow generated by the air guide unit, is uniformly applied to the first surface 201 of the substrate 200, so that the second surface 202 of the substrate 200 is kept attached to the roller surface of the second rubber roller 401, so as to uniformly glue the second surface 202, and in the gluing process, the air flow acts on the substrate 200, thereby avoiding the situation that the original glued surface (the first surface 201 in the embodiment) of the substrate is damaged and the glue is not uniformly distributed due to the rigid extrusion action of the compression roller on the substrate in the prior art. Therefore, the base material 200 is driven to be attached to the second rubber roller 103 through the air guide unit, double-sided gluing is achieved, production efficiency is improved, and meanwhile processing quality of products is guaranteed.

Example 2

As shown in fig. 4 and fig. 5, the double-sided glue spreading apparatus of embodiment 2 is based on embodiment 1, and the difference is that the air guide port further includes a plurality of air suction ports 404 facing the first surface 201 of the substrate 200, and the air suction ports 404 are arranged in a plurality and are distributed at equal intervals along an axial direction parallel to the second glue roller 401.

Specifically, the air suction shell 110 is fixedly connected between the air inlets of the two air pumps 403 through the air suction pipe 120, the air suction shell 110 is hollow and long-strip-shaped and extends in the axial direction parallel to the second rubber roller 401, the inner cavity of the air suction shell 110 is communicated with the air inlets of the air pumps 403 through the air suction pipe 120, a plurality of air suction ports 404 communicated with the inner cavity of the air suction shell 110 are arranged on one side of the air suction shell 110 adjacent to the second surface 202 of the base material 200, and the air suction ports 404 are distributed at equal intervals in the length direction parallel to the air suction shell 110.

After the structure is adopted, in the operation process of the air pump 403, the generated air flow is divided into two parts, one part is discharged from the air blowing port 405 and acts on the first surface of the substrate 200 to press the substrate 200 to the second rubber roller 401, so that the second surface 202 of the substrate 200 is attached to the roller surface of the second rubber roller 401, and the other part is introduced from the air suction port 404 and acts on the first surface of the substrate 200 to attract the substrate 200 to lean against the second rubber roller 401, and further ensure that the second surface 202 of the substrate 200 is attached to the roller surface of the second rubber roller 401, so that the roller surface of the second rubber roller 401 is fully attached to and contacted with the second surface 202 of the substrate 200, and the gluing effect of the second surface 202 is further enhanced.

Example 3

As shown in fig. 6 to 8, the double-sided adhesive coating apparatus of embodiment 3 is based on embodiment 2 except that a guide roller 500 is slid on the frame 100 in a radial direction thereof and an adjusting device is connected to adjust a transfer tension of the base material 200; the adjusting device comprises an elastic member 700, one end of the elastic member 700 is connected with the frame 100, and the other end is connected with the guide roller 500; the elastic members 700 are provided in two and are respectively connected to both ends of the guide roller 500.

Specifically, two bar holes 170 extending along the horizontal direction are formed in the two side plates 102, the two bar holes 170 are distributed along the vertical direction and are respectively in one-to-one correspondence with the two guide rollers 500, one end of each roller shaft of each guide roller 500 penetrates through the corresponding bar hole 170, the two guide rollers 500 are connected with one end of each other through the connecting frame 160, and the two ends of each connecting frame 160 are provided with the sleeve holes 161 for the roller shafts of the guide rollers 500 to penetrate through, so that the guide rollers 500 rotate around the axes of the guide rollers. The middle part of the connecting frame 160 is fixedly connected with a horizontal connecting rod 150, the axial direction of the connecting rod 150 is perpendicular to the axial direction of the guide roller 500, one end of the connecting rod 150, which is far away from the connecting frame 160, is fixed with an end plate 151, the end plate 151 is connected with a pressure head sliding sleeve 130 through an elastic element 700, the elastic element 700 is a spring, the sliding sleeve 130 is fixed on the side plate 102, a sliding rod 140 which is attached to the inner wall of the circumferential direction of the sliding sleeve 130 and is in sliding fit along the axial direction of the sliding sleeve is arranged in the sliding sleeve 130 in a penetrating manner, one end part of the sliding rod 140 is fixedly connected with the end plate 151, and the sliding rod 140, the elastic element 700 and the connecting rod 150 share the same axial line.

In this embodiment, the elastic member 700 is elastically deformed to change the horizontal position of the connecting rod 150, the connecting frame 160 drives the horizontal position of the guide roller 500 to change, and the sleeve hole 161 on the connecting frame 160 facilitates the guide roller 500 to rotate around its axis line while moving horizontally, so that in the actual operation process of the apparatus, the air guide unit acts on the surface of the substrate 200, so that when the feeding track of the substrate 500 slightly changes, the elastic member 700 is elastically deformed to drive the guide roller 500 to move, thereby adjusting the transmission tension of the substrate 200 and ensuring the unfixed transmission of the substrate 200.

Example 4

As shown in fig. 9 and 10, the double-sided glue spreading apparatus of embodiment 4 is based on embodiment 3, and is different in that two air guide ports are provided, and are respectively provided on the feeding side and the discharging side of the second glue roller 401.

Specifically, the air guide ports are composed of a plurality of air blowing ports 405 which are axially distributed at intervals along the second rubber roller 401 and face the first surface 201 of the substrate 200, and a plurality of air suction ports 404 which are axially distributed at intervals along the second rubber roller 401 and face the first surface 201 of the substrate 200, and the number of the air guide ports is two, and the two air guide ports are distributed on the feeding side and the discharging side of the second rubber roller 401.

After the design is adopted, the air distribution unit can generate four air flows during operation, wherein two air flows face the first surface 201 and are respectively positioned at the feeding side and the discharging side of the second rubber roller 401, and the other two air flows face the second surface 202 and are respectively positioned at the feeding side and the discharging side of the second rubber roller 401, so that the contact area between the second surface 202 and the second rubber roller 401 is increased in the transmission process of the substrate 200, the roller surface of the second rubber roller 401 is ensured to be fully contacted with the second surface 202 of the substrate 200, and the gluing effect is improved.

Example 5

As shown in fig. 11 and 12, the double-sided adhesive coating apparatus of embodiment 5 is based on embodiment 4, and the difference is that a heating apparatus is provided between the air blowing port 405 and the air pump 403, and the heating apparatus includes an elongated electric heating net 600 extending in parallel with the axial direction of the second adhesive roller 401.

Specifically, the blowing shell 800 includes a barrel-shaped shell 801 and a cover plate 802 covering the opening of the shell 801, through holes connected to two blowing pipes 900 are provided at both ends of the shell 801, the blowing port 405 is provided on the cover plate 802, and an electric heating net 600 is fixed in the shell 801.

After the structure is adopted, when the air pump 403 operates, the generated air flow blowing to the first surface 201 of the base material 200 is hot air flow, the temperature of the first surface 201 of the base material 200 is increased, the temperature rise of the first surface 201 is facilitated, the drying of the sizing material on the first surface 201 is promoted, and therefore the production efficiency is improved, and the space and the time occupied by the subsequent drying are reduced. Of course, as an alternative to the similar effect, the electric heating net 600 may be disposed between the second surface 202 of the substrate 200 and the air blowing opening 405.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and embellishments can be made without departing from the technical principle of the present invention, and these improvements and embellishments should also be regarded as the protection scope of the present invention.

Claims (10)

1. A two-sided rubber coating device, includes frame (100), along substrate (200) direction of feed set gradually in on frame (100) and be used for respectively to substrate (200) first surface (201) and the rubber coated first rubber coating subassembly (300) and second rubber coating subassembly (400) of second surface (202), first rubber coating subassembly (300) with be provided with deflector roll (500) between second rubber coating subassembly (400), its characterized in that:

the second gluing component (400) comprises a second rubber roller (401), a second glue groove (402) arranged below the second rubber roller (401) and an air guide unit for generating air flow for driving the base material (200) to be attached to the second rubber roller (401), the roller bottom of the second rubber roller (401) is arranged in the second glue groove (402), the air guide unit comprises an air guide port communicated with an air pump (403), and the air guide port comprises an air suction port (404) facing the first surface (201) and/or an air blowing port (405) facing the second surface (202).

2. A double-sided gluing device as defined in claim 1, wherein: the air guide opening comprises an air suction opening (404) facing the first surface (201) and an air blowing opening (405) facing the second surface (202).

3. A double-sided gluing device as defined in claim 1, wherein: the air suction ports (404) and/or the air blowing ports (405) are/is/are arranged in plurality and are distributed along the axial direction parallel to the second rubber roller (401).

4. Double-sided gluing device according to claim 1, characterized in that: and a heating device is arranged between the air blowing opening (405) and the air pump (403) or between the air blowing opening (405) and the second surface (202).

5. Double-sided gluing device according to claim 4, wherein: the heating device comprises an elongated electric heating net (600) which extends along the axial direction parallel to the second rubber roller (401).

6. A double-sided gluing device as defined in claim 1, wherein: the guide roller (500) slides on the machine frame (100) along the radial direction of the guide roller and is connected with an adjusting device so as to adjust the transmission tension of the base material (200).

7. A double-sided gluing device as defined in claim 6, wherein: the adjusting device comprises an elastic piece (700), one end of the elastic piece (700) is connected with the rack (100), and the other end of the elastic piece (700) is connected with the guide roller (500).

8. A double-sided gluing device as defined in claim 7, wherein: the number of the elastic pieces (700) is two, and the two elastic pieces are respectively connected with the two ends of the guide roller (500).

9. Double-sided gluing device according to claim 1, characterized in that: the number of the air guide ports is two, and the two air guide ports are respectively arranged on the feeding side and the discharging side of the second rubber roller (401).

10. A double-sided gluing device as defined in claim 1, wherein: the first gluing component (300) comprises a first rubber roller (301) and a first glue groove (302) arranged below the first rubber roller (301), the roller bottom of the first rubber roller (301) is arranged in the first glue groove (302), and the first rubber roller (301) is attached to the feeding track of the base material (200).

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