Mechanical arm auxiliary type hot melt adhesive bonding device

Abstract

The utility model relates to a mechanical arm auxiliary type hot melt adhesive bonding device, which is used for assembling an inner cover plate and an outer cover plate of a map bag and comprises a pressing tool, an adhesive dispensing mechanism and a controller, and the adhesive dispensing mechanism is positioned on one side of the pressing tool and provides hot melt adhesive for the inner cover plate and the outer cover plate of the map bag. The pressing tool comprises a lifting rod, an upper tire film used for positioning an inner cover plate of the map bag and a lower tire film used for fixing an outer cover plate of the map bag. The glue dispensing mechanism comprises a glue dispensing mechanical arm, a glue dispensing head arranged at the moving end of the glue dispensing mechanical arm, and a hot melt glue machine located on one side of the glue dispensing mechanical arm and connected with the glue dispensing head through a pipeline, so that after hot melt glue in the hot melt glue machine is conveyed to the glue dispensing head and smeared to a preset position, the pressing tool starts to work. Compared with the prior art, the problem that abnormal sound is generated after the map bag is assembled is effectively solved, the assembling precision and stability can be improved, the structural strength is enhanced, and efficient and high-quality automatic production is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to map bag inner and outer cover plate assembly technical field relates to a kind of mechanical arm auxiliary hot melt adhesive bonding device, specifically relates to a kind of mechanical arm auxiliary hot melt adhesive bonding device for map bag. BACKGROUND

[0002] Traditional map bag inner and outer cover plate assembly mode, such as buckle assembly or welding assembly, often causes different degrees of abnormal sound due to the friction between plastic parts, which not only affects the user's experience, but also may cause unnecessary trouble in use. UTILITY MODEL CONTENTS

[0003] The utility model aims at providing a kind of mechanical arm auxiliary hot melt adhesive bonding device, specifically provides a kind of mechanical arm auxiliary hot melt adhesive bonding device for map bag, adopts mechanical arm auxiliary coating hot melt glue, and the upper and lower compression method is used to assemble map bag inner and outer cover plate, to solve the problem that traditional map bag inner and outer cover plate buckle assembly or welding assembly is prone to abnormal sound after map bag assembly.

[0004] The purpose of the utility model can be realized by the following technical solutions:

[0005] The utility model provides a kind of mechanical arm auxiliary hot melt adhesive bonding device, for assembling map bag inner cover plate and map bag outer cover plate, comprising:

[0006] Compression tool is used to compress map bag inner cover plate and map bag outer cover plate to form map bag assembly, and the compression tool includes lifting rod, upper tire membrane for positioning map bag inner cover plate, and lower tire membrane for fixing map bag outer cover plate;

[0007] Dispensing mechanism is located on one side of compression tool, for providing hot melt glue for map bag inner and outer cover plate, and the dispensing mechanism includes dispensing mechanical arm, dispensing head arranged on the moving end of dispensing mechanical arm, and hot melt glue machine connected with dispensing head pipeline on one side of dispensing mechanical arm;

[0008] Controller is electrically connected with lifting rod, dispensing mechanical arm and hot melt glue machine, so that hot melt glue in hot melt glue machine is transmitted to dispensing head and hot melt glue is applied on predetermined position, and then compression tool starts operation.

[0009] Further, the compression tool further includes operation table, the lower tire membrane is arranged on the operation table, and the upper tire membrane is arranged on the bottom end of lifting rod.

[0010] Further, driving motor is arranged on the lifting rod, and the driving motor is electrically connected with the controller.

[0011] Further, the lifting rod is telescopic electric cylinder.

[0012] Further, the dispensing mechanical arm and hot melt glue machine are connected through a hose, and the dispensing head is located in the pressing tool.

[0013] Further, the hose is any one of a Teflon hose, a polyurethane hose, a silica gel hose or a polyethylene hose.

[0014] Further, the upper tire membrane is provided with a vacuum chuck and a sensor.

[0015] Further, the sensor is a common pressure sensor or proximity sensor on the market.

[0016] Further, the upper tire membrane is also provided with a vacuum generator, the vacuum chuck is connected with the vacuum generator through a pipeline, and the sensor and the vacuum generator are electrically connected with the controller. The vacuum chuck generates negative pressure adsorption on the inner cover plate of the map bag through the vacuum generator, so as to tightly adsorb the inner cover plate of the map bag on the surface of the vacuum chuck.

[0017] Further, the lower tire membrane is provided with a positioning protrusion or a positioning groove, and the positioning protrusion or the positioning groove is matched with a groove or a protrusion on the outer cover plate of the map bag.

[0018] Further, the dispensing mechanical arm adopts a multi-degree-of-freedom industrial mechanical arm, that is, the dispensing mechanical arm can move along the X axis, the Y axis and the Z axis, and the displacement in the three directions can be freely adjusted.

[0019] Further, the pressing tool further comprises a cooling fan which is electrically connected with the controller, so that the hot melt glue is cooled and solidified after the map bag assembly is pressed.

[0020] Further, the controller is a PCL controller.

[0021] The utility model is used for assembling the map bag inner cover plate and the map bag outer cover plate to form the working principle of the map bag assembly as follows:

[0022] The outer cover plate of the map bag is fixed on the lower tire membrane by screws, the inner cover plate of the map bag is close to the vacuum chuck on the upper tire membrane, the power is turned on, the controller starts to run, the vacuum generator starts to work, the vacuum generator generates negative pressure to adsorb the inner cover plate of the map bag, meanwhile, the glue dispensing mechanical arm and the hot melt glue machine start to work, when the temperature of the hot melt glue in the hot melt glue machine reaches 130 DEG C, the hot melt glue is continuously delivered to the glue dispensing head through the hose, after the glue dispensing mechanical arm applies the hot melt glue to the predetermined position of the outer cover plate of the map bag, the glue dispensing mechanical arm returns to the original position, the pressing tool starts to work and continuously presses for a period of time, the lifting rod drives the upper tire membrane to descend, so that the inner cover plate of the map bag and the outer cover plate of the map bag contact each other and continuously press for a period of time, so as to ensure that the hot melt glue can be fully solidified and form good adhesion, at this time, the vacuum generator stops working, the cooling fan starts to work, the inner cover plate of the map bag is separated from the upper tire membrane, the equipment returns to the original position, the cooling fan cools and solidifies the hot melt glue between the inner and outer cover plates of the map bag, and the map bag assembly is formed, finally, the map bag assembly which is well bonded is taken out.

[0023] Compared with the prior art, the map bag assembly bonding device has the following beneficial effects:

[0024] 1) The map bag assembly bonding device adopts the mode that the mechanical arm assists in applying hot melt glue, and assembles the inner and outer cover plates of the map bag through the upper and lower pressing mode, so that the problem of abnormal sound generated after the map bag is assembled is effectively solved, and the assembly precision and stability are improved, the structural strength is enhanced, and efficient and high-quality automatic production is realized.

[0025] 2) The hot melt glue forms a glue film after solidification, the glue film can effectively reduce the direct friction between the inner and outer cover plates of the map bag, thereby reducing the generation of abnormal sound, not only playing a role in reducing friction, but also enhancing the connection strength between the inner and outer cover plates, so that the overall structure of the map bag is more stable and the durability is improved.

[0026] 3) The precise operation of the mechanical arm ensures that the hot melt glue can be uniformly and accurately coated on the contact surface of the inner and outer cover plates, and the precise control reduces the assembly problems caused by uneven glue coating, the use of the mechanical arm makes the whole assembly process more automated, improves the production efficiency, reduces the labor cost, and at the same time, the automatic production is also helpful to maintain the consistency of product quality. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is a structure schematic view of the mechanical arm assisted hot melt glue bonding device in the utility model;

[0028] Figure 2 It is a combination process schematic view of the map bag assembly in the utility model;

[0029] Figure 3The utility model discloses a structure schematic view of map bag assembly.

[0030] Marked explanation in the drawing:

[0031] 1 - map bag inner cover plate, 2 - map bag outer cover plate, 3 - spot gluing mechanical arm, 4 - spot gluing head, 5 - hot melt glue machine, 6 - lifting rod, 7 - operation table, 8 - lower tire membrane, 9 - upper tire membrane, 10 - elastic band, 11 - hot melt adhesive, 12 - inner and outer cover plate positioning protrusion, 13 - retaining wall, A - map bag inner cover plate, B - map bag outer cover plate, C - map bag assembly. DETAILED DESCRIPTION

[0032] The utility model will be explained in detail in combination with the drawings and specific embodiment. The following embodiment is implemented with the above-mentioned technical scheme of the utility model as the premise, and detailed implementation mode and specific operation process are given, but the protection scope of the utility model is not limited to the following embodiment.

[0033] It should be noted that: similar signs and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0034] Some embodiments of the utility model will be explained in detail in combination with the drawings. In the case of no conflict, the following embodiment and the features in the embodiment can be combined with each other.

[0035] In the following embodiments, if no special raw material or processing technology is indicated, it indicates that it is a conventional commercially available raw material product or conventional processing technology in the field. If no special functional component or structure is indicated, it indicates that it is a conventional component or conventional structure adopted in the field to realize the corresponding function.

[0036] Embodiment:

[0037] A kind of mechanical arm auxiliary hot melt adhesive bonding device, such as Figure 1As shown, the mechanical arm assisted hot melt adhesive bonding device for assembling the inner cover plate 1 and the outer cover plate 2 of the map bag includes: a pressing tool for pressing the inner cover plate 1 and the outer cover plate 2 of the map bag to form a map bag assembly, a dispensing mechanism located on one side of the pressing tool and used for providing hot melt adhesive for the inner and outer cover plates 2 of the map bag, and a controller electrically connected with the lifting rod 6, the dispensing mechanical arm 3 and the hot melt adhesive machine 5, so that the hot melt adhesive in the hot melt adhesive machine 5 is transmitted to the dispensing head 4 and applied on the predetermined position, and then the pressing tool starts to work. Wherein, the dispensing mechanical arm 3 is a multi-degree-of-freedom industrial robot, and the controller is a PCL controller. The pressing tool includes the lifting rod 6, the upper film 9 for positioning the inner cover plate 1 of the map bag, the lower film 8 for fixing the outer cover plate 2 of the map bag, and the cooling fan. The lifting rod 6 is a telescopic cylinder, and a driving motor is arranged on the lifting rod 6. The driving motor and the cooling fan are electrically connected with the controller, so that the map bag assembly is pressed and then cooled and solidified to prevent the invasion of external dust and moisture, and also reduce the abnormal noise caused by the movement of internal objects. The upper film 9 is provided with a vacuum chuck, a sensor and a vacuum generator. The vacuum chuck is connected with the vacuum generator through a pipeline, and the sensor and the vacuum generator are electrically connected with the controller. The vacuum chuck generates negative pressure to adsorb the inner cover plate 1 of the map bag through the vacuum generator, so as to tightly adsorb the inner cover plate 1 of the map bag on the surface of the vacuum chuck. The lower film 8 is provided with a positioning protrusion or a positioning groove, which is matched with the groove or protrusion on the outer cover plate 2 of the map bag. The dispensing mechanism includes the dispensing mechanical arm 3, the dispensing head 4 arranged on the moving end of the dispensing mechanical arm 3, and the hot melt adhesive machine 5 located on one side of the dispensing mechanical arm 3 and connected with the dispensing head 4 through a Teflon hose, a polyurethane hose, a silica gel hose or a polyethylene hose. The dispensing head 4 is located in the pressing tool. The pressing tool further includes an operation table 7, and the lower film 8 is arranged on the operation table 7, and the upper film 9 is arranged at the bottom end of the lifting rod 6.

[0038] The mechanical arm assisted hot melt adhesive bonding device in the above embodiment is used for assembling the inner cover plate and the outer cover plate of the map bag to form a map bag assembly, Figure 2 The combination process diagram for forming the map bag assembly by the inner cover plate and the outer cover plate of the map bag, Figure 3The diagram shows the structure of the map bag assembly. As can be seen, the map bag assembly includes an inner map bag cover 1, an outer map bag cover 2, hot melt adhesive 11 at the junction of the inner map bag cover 1 and the outer map bag cover 2, an elastic band 10 on the inner map bag cover 1, inner and outer cover positioning protrusions 12 between the inner map bag cover 1 and the outer map bag cover 2, and a retaining wall 13 on the outer map bag cover 2. When using this robotic arm-assisted hot melt adhesive bonding device, firstly, the outer cover plate 2 of the map bag is fixed to the lower film 8 according to the outer contour of the product. Then, the inner cover plate 1 of the map bag is brought close to the vacuum suction cup on the upper film 9. The suction cup sensor automatically detects this, and the vacuum generator, electrically connected to the controller, starts working. The vacuum generator generates negative pressure to suction the inner cover plate 1 of the map bag, ensuring that the inner and outer cover plates will not move or misalign during subsequent glue application and pressing processes. In the working state, the dispensing robotic arm 3 and the hot melt adhesive machine 5 start operating. When the temperature of the hot melt adhesive in the hot melt adhesive machine 5 reaches 130℃, it begins to continuously deliver the hot melt adhesive to the dispensing head 4 through a hose for dispensing. Following a predetermined program and path, robotic arm 3 applies hot melt adhesive to the designated position on the outer cover plate 2 of the map bag. Afterward, the dispensing robotic arm 3 returns to its original position, and the pressing fixture begins operation and maintains pressure for a period of time. The lifting rod 6 lowers the upper membrane 9, allowing the inner and outer cover plates of the map bag to contact each other and maintaining pressure for a period to ensure the hot melt adhesive fully cures and forms a good bond. At this point, the vacuum generator automatically stops working, the cooling fan starts operating, the inner cover plate 1 of the map bag separates from the upper membrane 9, the equipment returns to its original position, and the cooling fan cools and cures the hot melt adhesive between the inner and outer cover plates of the map bag, forming the map bag assembly. Figure 3 Finally, remove the glued map bag assembly.

[0039] The above description of the embodiments is provided to enable those skilled in the art to understand and use the utility model. It will be apparent to those skilled in the art that various modifications can be easily made to these embodiments, and the general principles described herein can be applied to other embodiments without inventive effort. Therefore, the present utility model is not limited to the above embodiments, and any improvements and modifications made by those skilled in the art based on the disclosure of the present utility model without departing from its scope should be within the protection scope of the present utility model.

Claims

1. A mechanical arm assisted hot melt adhesive bonding device for assembling a map pocket inner cover plate (1) and a map pocket outer cover plate (2), characterized in that, The application relates to a press-fit tool for press-fitting an inner cover plate (1) and an outer cover plate (2) of a map pocket to form a map pocket assembly, the press-fit tool comprising a lifting rod (6), an upper film (9) for positioning the inner cover plate (1) of the map pocket, and a lower film (8) for fixing the outer cover plate (2) of the map pocket. A glue dispensing mechanism is arranged on one side of the press-fit tool and used for providing hot melt adhesive for the inner and outer cover plates (2) of the map pocket, the glue dispensing mechanism comprising a glue dispensing mechanical arm (3), a glue dispensing head (4) arranged at a moving end of the glue dispensing mechanical arm (3), and a hot melt adhesive machine (5) arranged on one side of the glue dispensing mechanical arm (3) and connected with a pipeline of the glue dispensing head (4). A controller is electrically connected with the lifting rod (6), the glue dispensing mechanical arm (3) and the hot melt adhesive machine (5) so that hot melt adhesive in the hot melt adhesive machine (5) is transmitted to the glue dispensing head (4) and applied on a predetermined position, and then the press-fit tool starts working. The press-fit tool further comprises an operation table (7), the lower film (8) is arranged on the operation table (7), and the upper film (9) is arranged at a bottom end of the lifting rod (6).

2. The robotic arm assisted hot melt adhesive bonding apparatus of claim 1, wherein, A driving motor is arranged on the lifting rod (6) and electrically connected with the controller.

3. The robotic arm assisted hot melt adhesive bonding apparatus of claim 2, wherein, The glue dispensing mechanical arm (3) and the hot melt adhesive machine (5) are connected through a hose, and the glue dispensing head (4) is arranged in the press-fit tool.

4. The robotic arm assisted hot melt adhesive bonding apparatus of claim 1, wherein, The hose is any one of a Teflon hose, a polyurethane hose, a silica gel hose or a polyethylene hose.

5. The robotic arm assisted hot melt adhesive bonding apparatus of claim 4, wherein, A vacuum chuck and a sensor are arranged on the upper film (9).

6. The robotic arm assisted hot melt adhesive bonding apparatus of claim 1, wherein, A vacuum generator is further arranged on the upper film (9), the vacuum chuck is connected with the vacuum generator through a pipeline, and the sensor and the vacuum generator are electrically connected with the controller.

7. The robotic arm assisted hot melt adhesive bonding apparatus of claim 6, wherein, Positioning protrusions or positioning grooves are arranged on the lower film (8) and matched with grooves or protrusions on the outer cover plate (2) of the map pocket.

8. The robotic arm assisted hot melt adhesive bonding apparatus of claim 1, wherein, The glue dispensing mechanical arm (3) is a multi-degree-of-freedom industrial mechanical arm.

9. The robotic arm assisted hot melt adhesive bonding apparatus of claim 1, wherein, The press-fit tool further comprises a cooling fan electrically connected with the controller so that the hot melt adhesive is cooled and solidified after the map pocket assembly is press-fitted.

10. The robotic arm assisted hot melt adhesive bonding apparatus of claim 1, wherein, ​

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