CN211756540U - Liquid glue shielding system - Google Patents

Abstract

The utility model discloses a liquid glue shields system, include: a manipulator; the glue supply part is used for supplying liquid glue; the glue gun is arranged on the manipulator and is connected with the glue supply part through a glue pipe; the positioning tool is used for fixing a workpiece to be processed; and the control module is in signal connection with the manipulator and is used for controlling the manipulator to displace along a set path. Adopt above-mentioned structure, when shielding the operation, supply gluey part can supply to glue automatically to glue the rifle through the manipulator operation and shield the layer at the automatic coating of the rubber coating position of pending work piece, compare in the manual sticky tape among the prior art and shield technology, the embodiment of the utility model provides a degree of automation that liquid glue shields the system is high, and the stick operation can be controlled within 2 minutes consuming time, and the operating efficiency obtains improving by a wide margin, and mechanical operation compares in manual operation's stability good, and the position of coating is unanimous basically, is difficult for appearing the condition of shielding.

Description

Liquid glue shielding system

Technical Field

The utility model relates to a tail-gate processing technology field, concretely relates to liquid glue shields system.

Background

The automobile tail gate generally includes inner panel and planking, generally glues between the two and bond, and before bonding the equipment, interior planking still need pass through the coating line in order to carry out the processing of spraying paint, but, the lacquer layer can influence gluey cohesiveness, directly leads to the bonding reliability reduction of interior planking, consequently, before getting into the coating line, still need set up in advance in the rubber coating position of interior planking and shield the layer to avoid crossing the spraying paint and polluting the rubber coating position.

The existing scheme generally adopts an adhesive tape as the shielding layer, and the shielding operation mainly depends on manual work, and specifically comprises the following steps: the utility model discloses a manual work uses art designer's sword to cut out the sticky tape of required size, the manual work aligns the sticky tape and shields the region and paste with visual mode, and the manual work is strickleed off the sticky tape that special construction position crossed the shielding with the scraper blade, the manual work is with art designer's sword, and the operation process is loaded down with trivial details, and the single operation is close half hour consuming time, and is inefficient, and stability is relatively poor, and the quality also is difficult to guarantee.

Therefore, how to provide a solution to overcome the above-mentioned drawbacks remains a technical problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a liquid glue shields system, this liquid glue shields system's degree of automation is high, and the operating efficiency is high, and stability is good, and product quality guarantees easily.

In order to solve the technical problem, the utility model provides a liquid glue shields system, include: a manipulator; the glue supply part is used for supplying liquid glue; the glue gun is arranged on the manipulator and is connected with the glue supply part through a glue pipe; the positioning tool is used for fixing a workpiece to be processed; and the control module is in signal connection with the manipulator and is used for controlling the manipulator to displace along a set path.

Adopt above-mentioned structure, when shielding the operation, supply gluey part can supply to glue automatically to glue the rifle through the manipulator operation and shield the layer at the automatic coating of the rubber coating position of pending work piece, compare in the manual sticky tape among the prior art and shield technology, the embodiment of the utility model provides a degree of automation that liquid glue shields the system is high, and the stick operation can be controlled within 2 minutes consuming time, and the operating efficiency obtains improving by a wide margin, and mechanical operation compares in manual operation's stability good, and the position of coating is unanimous basically, is difficult for appearing the condition of shielding.

Optionally, the glue gun comprises a gun head, the gun head is provided with a buffer cavity and a glue outlet seam communicated with the buffer cavity, and the buffer cavity is further communicated with the rubber tube.

Optionally, the glue gun further comprises a gun barrel, one end of the gun barrel is connected with the gun head and communicated with the buffer cavity through a channel in the gun barrel, and the other end of the gun barrel is connected with the rubber tube.

Optionally, the gun barrel and the gun head are arranged at an included angle to avoid the workpiece to be processed.

Optionally, the gun head is provided with a tapered cylindrical glue outlet nozzle, and an outlet of the glue outlet seam is arranged at a sharp end of the glue outlet nozzle.

Optionally, the gun head comprises a body and a cover plate, the cover plate is mounted on the body, a gap between the cover plate and the body forms the glue outlet seam, the body is provided with the buffer cavity, and the buffer cavity is communicated with the glue outlet seam through a glue outlet channel.

Optionally, the buffer cavity has a large-size part with a cross-sectional area larger than that of the glue outlet channel.

Optionally, a sealing gasket is arranged between the cover plate and the body to seal gaps between the cover plate and the body except for the glue gaps.

Optionally, the liquid glue is a hot melt glue.

Optionally, the application temperature of the hot melt adhesive is between 180 ℃ and 210 ℃, and the thickness of the shielding layer formed by the hot melt adhesive is between 0.5mm and 1 mm.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of a liquid glue masking system according to the present invention;

FIG. 2 is a diagram showing the relative positions of the glue gun and the workpiece to be processed in the working state;

FIG. 3 is a cross-sectional view of the lance tip taken in the direction A-A;

fig. 4 is a view of a glue gun in another aspect.

The reference numerals in fig. 1-4 are illustrated as follows:

1, a mechanical arm;

2 a glue supply part;

3, a glue gun, a 31 gun head, a 31a glue outlet nozzle, a 311 body, a 311a buffer cavity, a 311b glue outlet channel, a 312 cover plate, a 313 glue outlet seam, a 314 connecting piece and a 32 gun barrel;

4, positioning a tool;

5, a PLC control cabinet;

6 robot control cabinet;

7, a workpiece to be processed;

and 8, fencing.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-4, fig. 1 is a schematic structural view of an embodiment of a liquid glue shielding system according to the present invention, fig. 2 is a diagram of relative positions of a glue gun and a workpiece to be processed in a working state, fig. 3 is a cross-sectional view of the gun head in a direction a-a, and fig. 4 is a view of the glue gun in another aspect.

As shown in fig. 1 and fig. 2, the utility model provides a liquid glue shielding system, including: a manipulator 1; a glue supply part 2 for supplying liquid glue; the glue gun 3 is arranged on the manipulator 1 and is connected with the glue supply part 2 through a glue pipe; the positioning tool 4 is used for fixing a workpiece 7 to be processed; and the control module is in signal connection with the manipulator 1 and is used for controlling the manipulator 1 to displace along a set path.

Adopt above-mentioned structure, when shielding the operation, supply gluey part 2 can supply to glue automatically to glue rifle 3 through the manipulator operation and shield the layer at the automatic coating in pending work piece 7's rubber coating position, compare the manual sticky tape among the prior art and shield technology, the embodiment of the utility model provides a degree of automation of liquid glue shielding system is high, and the stick operation can be controlled within 2 minutes consuming time, and the operating efficiency obtains improving by a wide margin, and mechanical operation compares in manual operation's stability good, and the position of coating is unanimous basically every time, is difficult for appearing the condition of shielding.

In addition, in the prior art, for some structurally complicated positions, such as corners, on the surface of the workpiece 7 to be processed, the adhesive tape is often required to be repeatedly used for shielding at the same position, so that the consumption of shielding materials is relatively serious, and meanwhile, the manual shielding operation efficiency is limited to be improved.

To this end, in the embodiment of the utility model provides an in, only need write into corresponding procedure of turning round etc. in control module, can glue the coating that rifle 3 realized liquid glue in the structure complex position of pending work piece 7 through manipulator 1 operation easily, do not have foretell restrictive link basically to the efficiency that makes the operation of shielding can improve by a wide margin. The setting path may be set according to a shielding region of the workpiece 7 to be processed, in which a shielding layer is required to be disposed, and is not limited herein.

The control module specifically comprises a PLC control cabinet 5 and a robot control cabinet 6, the robot control cabinet 6 is used for distributing control instructions to the robot, the PLC control cabinet 5 is a programmable control cabinet and can carry out programming control on the action path and the like of the manipulator 1, and the PLC control cabinet has the functions of overload, short circuit, open-phase protection and the like.

It should be noted that the embodiment of the present invention does not limit the structure of the manipulator 1, the glue supplying component 2 and the positioning tool 4, when implementing specifically, the skilled person in the art can select according to actual needs as long as corresponding functions can be realized, for example, the manipulator 1 should be able to realize the function of performing displacement in the shielding region of the workpiece 7 to be processed, the glue supplying component 2 should be able to realize the function of providing the glue solution with stable pressure, and the positioning tool 4 should be able to realize reliable supporting and positioning for the workpiece 7 to be processed.

With reference to fig. 2 and fig. 3, the glue gun 3 may include a gun head 31, the gun head 31 may be provided with a buffer cavity 311a and a glue outlet seam 313 communicated with the buffer cavity 311a, the buffer cavity 311a may also be communicated with the glue pipe, the liquid glue provided by the glue supply component 2 may be first introduced into the buffer cavity 311a for buffering, and then discharged through the glue outlet seam 313, so that the glue discharging stability is higher, and the formation of a uniform and stable shielding layer is more favorably ensured.

The gun head 31 can be directly connected with the rubber tube, or the rubber gun 3 can further comprise a gun tube 32, one end of the gun tube 32 can be connected with the gun head 31 and can be communicated with the buffer cavity 311a through a channel in the tube, and the other end of the gun tube 32 can be connected with the rubber tube.

Barrel 32 and tip 31 may be of unitary construction; alternatively, the gun barrel 32 and the gun tip 31 may be separately manufactured and then assembled, and in this case, the connection manner of the gun barrel 32 and the gun tip 31 may be welding, screwing + welding, or the like.

The gun barrel 32 and the gun head 31 may be arranged at an included angle, as shown in fig. 2, the included angle specifically refers to an included angle between an axis of the gun barrel 32 and a connection surface (a surface connected with the gun barrel 32) of the gun head 31, the included angle is mainly used for avoiding the workpiece 7 to be processed, and a value of the included angle is not limited herein and may be specifically determined according to an actual situation. It will be understood that, when there is no possibility of interference between the barrel 32 and the workpiece 7 to be processed, the angle at which the barrel 32 is connected to the gun head 31 may not be limited, as long as the basic functions of communicating the barrel 32 with the gun head 31 and sealing the communication between the two are satisfied.

The gun head 31 may be provided with a glue outlet 31a in a tapered column shape, and an outlet of the glue outlet 313 may be arranged at a sharp end of the glue outlet 31a, and if a part of the gun head 31 other than the glue outlet 31a is referred to as a gun head body, the outlet of the glue outlet 313 is specifically located on an edge of the glue outlet 31a away from the gun head body. By adopting the design, the outlets of the glue nozzles 31a can be basically positioned on the same line, and the liquid glue is not easy to remain on the gun head 31 after being discharged from the glue nozzles 31a, so that the cleanness of the outlets of the glue nozzles 31a of the gun head 31 can be ensured; moreover, the tapered bevel edge of the glue outlet nozzle 31a can also be used for leveling the discharged liquid glue, so that the uniformity and stability of the thickness of the shielding layer can be ensured.

With reference to fig. 3 and 4, the lance tip 31 may include a body 311 and a cover plate 312, the cover plate 312 may be mounted on the body 311, and a gap between the cover plate and the body 311 may form the glue outlet seam 313, the body 311 may be provided with a buffer cavity 311a, and the buffer cavity 311a may be communicated with the glue outlet seam 313 through a glue outlet channel 311 b.

The buffer cavity 311a may have a large-sized portion with a sectional area larger than that of the glue discharging passage 311b, that is, the sectional area of the glue discharging passage 311b may be smaller relative to the buffer cavity 311a, so as to control the glue discharging speed and the glue discharging amount of the buffer cavity 311 a; moreover, the glue discharging channel 311b can also be used as a buffer between the buffer cavity 311a and the glue discharging seam 313, and a gradually narrowed glue discharging channel can be formed, so that the glue discharging speed and the glue discharging amount are ensured, and meanwhile, the smoothness of glue discharging is also considered.

The body 311 and the cover plate 312 may be connected by a connecting member 314 in the form of a screw, a bolt, or the like, and the body 311 and the cover plate 312 may be in close contact at a position other than the glue slit 313, so that the liquid glue can be prevented from being discharged from other positions. Or, a sealing gasket may be disposed between the cover plate 312 and the body 311, and the sealing gasket may seal a gap between the cover plate 312 and the body 311 except the glue discharge gap 313, which may also ensure sealing performance to prevent the liquid glue from being discharged from other positions except the glue discharge gap 313.

The liquid glue may be a hot melt glue, that is, a glue solution after being heated and melted, and the components of the liquid glue are not limited herein, and in the specific implementation, those skilled in the art can determine the liquid glue according to actual needs. The application temperature of the hot melt adhesive can be between 180 ℃ and 210 ℃ to ensure certain viscosity, and the thickness of a shielding layer formed by the hot melt adhesive can be between 0.5mm and 1mm, of course, other values can also be adopted, and the application temperature can be determined by combining the actual conditions.

As also shown in fig. 1, in a specific practice, a fence 8 may be further provided to isolate the working space of the liquid glue shielding system provided by the present invention.

It should be emphasized, although the design of the present invention is originally intended to solve some problems of the car tail gate when the shielding layer is set, however, this is not enough as right the utility model provides a limit of the implementation scope of the liquid shielding system, that is to say, the application field is not enough as right the utility model provides a limit of the implementation scope of the liquid glue shielding system, under similar scene, the utility model provides a liquid glue shielding system can be suitable for equally.

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 decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. A liquid glue masking system, comprising:

a manipulator (1);

a glue supply part (2) for supplying liquid glue;

the glue gun (3) is arranged on the manipulator (1) and is connected with the glue supply component (2) through a glue pipe;

the positioning tool (4) is used for fixing a workpiece (7) to be processed;

and the control module is in signal connection with the manipulator (1) and is used for controlling the manipulator (1) to displace along a set path.

2. Masking system for liquid glue according to claim 1, characterized in that said glue gun (3) comprises a gun head (31), said gun head (31) being provided with a buffer chamber (311a) and a glue outlet slot (313) communicating with said buffer chamber (311a), said buffer chamber (311a) being further communicating with said glue tube.

3. Masking system for liquid glue according to claim 2, characterised in that said glue gun (3) further comprises a gun barrel (32), one end of said gun barrel (32) being connected to said gun head (31) and communicating with said buffer chamber (311a) by means of an internal duct, the other end of said gun barrel (32) being connected to said glue tube.

4. Masking system for liquid glue according to claim 3, characterized in that said gun barrel (32) is arranged at an angle to said gun head (31) to avoid said work pieces (7) to be treated.

5. Liquid glue masking system according to any one of claims 2 to 4, characterised in that said gun head (31) is provided with a glue outlet nozzle (31a) having a tapered cylindrical shape, the outlet of said glue outlet slit (313) being provided at the sharp end of said glue outlet nozzle (31 a).

6. The liquid glue masking system according to claim 5, wherein the gun head (31) comprises a body (311) and a cover plate (312), the cover plate (312) is mounted on the body (311), a gap between the cover plate and the body forms the glue outlet seam (313), the body (311) is provided with the buffer cavity (311a), and the buffer cavity (311a) is communicated with the glue outlet seam (313) through a glue outlet channel (311 b).

7. Liquid glue masking system according to claim 6, characterised in that said buffer chamber (311a) has a large-size portion with a cross-section greater than that of said glue outlet channel (311 b).

8. Liquid glue masking system according to claim 6, characterised in that a sealing gasket is provided between said cover plate (312) and said body (311) to close the gap between said cover plate (312) and said body (311) except for the glue seam (313).

9. A liquid glue masking system according to any one of claims 1-4, wherein said liquid glue is a hot melt glue.

10. The liquid adhesive masking system according to claim 9, wherein said hot melt adhesive is applied at a temperature of between 180 ℃ and 210 ℃ and wherein said hot melt adhesive forms a masking layer having a thickness of between 0.5mm and 1 mm.

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