Novel glue melting mechanism and glue melting and coating system

Abstract

The utility model discloses a novel glue melting mechanism, which comprises a glue barrel and a pressure plate assembly, the pressure plate assembly comprises a pressure plate, a heating element and a glue pump, the pressure plate is movably arranged in the glue barrel up and down, the heating element is arranged in the pressure plate, the glue pump is arranged on the pressure plate, and the pressure plate comprises a base and an upper cover covering the base. A glue inlet channel and a glue outlet channel are arranged in the upper cover, two glue conveying holes communicated with the glue outlet channel are further formed in the upper cover, and the two glue conveying holes are respectively communicated with glue inlet holes in the two gluing machines through two glue conveying pipes. Therefore, the two glue conveying holes are formed in the upper cover, the two glue conveying holes are communicated with the glue inlet holes of the two glue coating machines through the two glue conveying pipes respectively, so that for the two glue coating machines needing double-color switching, only two glue melting mechanisms need to be matched, the cost is reduced, meanwhile, the occupied space is reduced, and the practicability is high. In addition, the utility model further provides a glue melting and coating system with the novel glue melting mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of gluing, specifically relates to a novel glue melting mechanism and glue melting and gluing system. BACKGROUND

[0002] The part provided in this part is merely background information related to the present application to facilitate those skilled in the art to understand the present application more thoroughly and accurately, and it is not necessarily prior art.

[0003] The existing glue spreading machine usually includes two glue inlet holes, which are respectively communicated with glue melting machines storing two different color glues, when different color glue switching needs to be realized, only one of the glue inlet holes needs to be closed and the other one needs to be opened to realize it. Among them, the existing glue melting machine usually only has a single glue conveying hole, for a glue spreading machine needing double color switching, two glue melting machines need to be matched, and for two glue spreading machines needing double color switching, four glue melting machines need to be matched, and setting multiple glue melting machines not only has high cost, but also occupies a large space, which is more troublesome. SUMMARY

[0004] In order to overcome the defects of the prior art described above, the utility model provides a novel glue melting mechanism and glue melting and gluing system to solve the problems of high cost and large space occupation of multiple glue melting machines mentioned in the background art.

[0005] The technical scheme adopted by the utility model to solve the problem is:

[0006] A novel glue melting mechanism, comprising a glue barrel and a pressure disc assembly, the pressure disc assembly comprising a pressure disc movably arranged in the glue barrel, a heating element arranged in the pressure disc, and a glue pump arranged on the pressure disc, wherein:

[0007] The pressure disc comprises a base and an upper cover arranged on the base, the upper cover is provided with a glue inlet channel and a glue outlet channel, and the glue pump is provided with a glue inlet and a glue outlet which are respectively communicated with the glue inlet channel and the glue outlet channel;

[0008] In addition, the upper cover is also provided with two glue conveying holes communicated with the glue outlet channel, and the two glue conveying holes are respectively communicated with the glue inlet holes of two glue spreading machines through two glue conveying pipes.

[0009] Further, the upper cover is provided with a first through groove and a second through groove arranged vertically, the first through groove is communicated with the glue inlet of the glue pump and forms the glue inlet channel, and the second through groove is communicated with the glue outlet of the glue pump and forms the glue outlet channel;

[0010] In addition, the upper cover is also provided with a third through groove arranged horizontally and communicated with the second through groove and the two glue conveying holes.

[0011] Further, a flow guide seat is arranged on the upper cover, and a backflow valve is vertically arranged in the flow guide seat.

[0012] Further, an exhaust valve is horizontally arranged in the flow guide seat, and a fifth through slot is arranged in the upper cover and communicates with the first through slot and the exhaust valve.

[0013] Further, a glue inlet groove is arranged on the base and communicates with the first through slot.

[0014] Further, an exhaust adjusting rod is arranged in the pressing plate, a through hole is arranged in the upper cover and can be penetrated by the exhaust adjusting rod, and a sixth through slot is arranged in the base and can be penetrated by the exhaust adjusting rod.

[0015] Further, a lifting assembly is arranged, which comprises two driving devices arranged on two sides of the pressing plate, a connecting beam connected with the output ends of the two driving devices, and connecting rods connected with the connecting beam and the pressing plate respectively.

[0016] Further, the glue pump is a gear metering pump.

[0017] In addition, the utility model also provides a melt glue coating system, including two glue coating machines, a base and two above-mentioned melt glue mechanisms which are arranged on the base and are arranged in transverse side by side.

[0018] The glue coating machine is provided with two glue inlet holes, one of the glue inlet holes of one of the glue coating machines and one of the glue inlet holes of one of the melt glue mechanisms are communicated through a glue conveying pipe, another of the glue inlet holes of one of the glue coating machines and another of the glue inlet holes of one of the melt glue mechanisms are communicated through a glue conveying pipe; one of the glue inlet holes of another of the glue coating machines and another of the glue inlet holes of one of the melt glue mechanisms are communicated through a glue conveying pipe, and another of the glue inlet holes of another of the glue coating machines and another of the glue inlet holes of another of the melt glue mechanisms are communicated through a glue conveying pipe.

[0019] Further, the melt glue mechanism further comprises two glue conveying joints, and the two glue conveying joints are arranged at the two glue conveying holes respectively.

[0020] In summary, the novel melt glue mechanism and the melt glue coating system have the following advantages: two glue conveying holes are arranged on the upper cover, the two glue conveying holes are communicated with the glue inlet holes of the two glue coating machines through two glue conveying pipes, and thus, for the two glue coating machines which need to switch between two colors, only two melt glue mechanisms are needed, so that the cost is reduced, the occupied space is reduced, and the practicability is high.BRIEF DESCRIPTION OF DRAWINGS BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the structure schematic view of the glue melting mechanism of the utility model (has hidden the glue bucket);

[0022] Figure 2 It is the structure schematic view of the glue melting mechanism of the utility model;

[0023] Figure 3 It is the structure schematic view of the glue pump in the glue melting mechanism of the utility model;

[0024] Figure 4 It is the structure schematic view of the upper cover in the glue melting mechanism of the utility model;

[0025] Figure 5 It is the structure schematic view of the upper cover in the glue melting mechanism of the utility model;

[0026] Figure 6 It is the structure schematic view of the base in the glue melting mechanism of the utility model;

[0027] Figure 7 It is the structure schematic view of the glue melting system of the utility model (has hidden the glue conveying pipe)。

[0028] Among them, the meaning of the reference signs is as follows:

[0029] 1, glue melting mechanism; 11, pressure disc; 111, base; 1111, glue inlet groove; 1112, sixth through groove; 112, upper cover; 1121, first through groove; 1122, second through groove; 1123, third through groove; 1124, fourth through groove; 1125, fifth through groove; 1126, glue conveying hole; 1127, through hole; 113, flow guide base; 114, backflow valve; 115, exhaust valve; 116, exhaust adjusting rod; 12, glue pump; 121, glue inlet; 122, glue outlet; 13, lifting assembly; 131, driving device; 132, connecting beam; 133, connecting rod; 2, glue spreading machine; 21, glue inlet; 3, base. DETAILED DESCRIPTION

[0030] In order to better understand and implement, the technical solutions in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model.

[0031] In the description of the utility model, it is necessary to explain that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model.

[0032] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the utility model belongs. The terms used in the specification of the utility model herein are only for the purpose of describing specific embodiments and are not intended to limit the utility model.

[0033] Embodiment one

[0034] Referring to Figures 1-6 The utility model provides a kind of novel glue melting mechanism 1, including glue bucket (not shown in drawing) and pressure disc assembly, the pressure disc assembly includes the pressure disc 11 that is movably arranged in glue bucket upper and lower, heating element being arranged in pressure disc 11 and glue pump 12 being arranged on pressure disc 11, wherein, the pressure disc 11 includes base 111 and upper cover 112 being covered on base 111, inlet glue passage and glue outlet passage are equipped in the upper cover 112, inlet glue port 121 and glue outlet 122 that are respectively communicated with inlet glue passage and glue outlet passage are opened in the glue pump 12;In addition, two glue conveying holes 1126 that are communicated with glue outlet passage are further equipped on the upper cover 112, two glue conveying holes 1126 are communicated with inlet glue hole 21 on two glue coating machines 2 by two glue conveying pipes respectively.

[0035] Thus, when driving pressure disc 11 to move up and down until the bottom of base 111 contacts the top surface of glue body in glue bucket, under the action of heating element, it can melt glue body into glue, and under the action of glue pump 12, glue is sequentially input into glue coating machine 2 through inlet glue passage, glue outlet passage, glue conveying hole 1126 and glue conveying pipe.

[0036] Thus, the novel glue melting mechanism 1 of the utility model, by setting two glue conveying holes 1126 on the upper cover 112, two glue conveying holes 1126 are communicated with the inlet glue hole 21 of two glue coating machines 2 by two glue conveying pipes respectively, so setting, for two glue coating machines 2 needing double color switching, only need to match two glue melting mechanisms 1, to reduce cost, while reducing occupied space, and practicality is greater.

[0037] Specifically, referring to Figures 4-5The upper cover 112 is provided with a first through slot 1121 arranged vertically and a second through slot 1122, the first through slot 1121 is communicated with the glue inlet 121 of the glue pump 12 and forms the glue inlet channel, and the second through slot 1122 is communicated with the glue outlet 122 of the glue pump 12 and forms the glue outlet channel. In addition, the upper cover 112 is further provided with a third through slot 1123 arranged horizontally and communicated with the second through slot 1122 and the two glue conveying holes 1126 respectively. Preferably, the third through slot 1123 is in the shape of the letter F.

[0038] Further, a flow guide seat 113 arranged on the upper cover 112 and a backflow valve 114 vertically penetrating the flow guide seat 113 are further included, and the upper cover 112 is provided with a fourth through slot 1124 arranged horizontally and communicated with the second through slot 1122 and the backflow valve 114 respectively. Preferably, the fourth through slot 1124 is in the shape of L. Therefore, the backflow valve 114 can be used for backflow of excess glue, avoiding waste of glue.

[0039] Further, an air exhaust valve 115 horizontally penetrating the flow guide seat 113 is further included, and the upper cover 112 is provided with a fifth through slot 1125 arranged horizontally and communicated with the first through slot 1121 and the air exhaust valve 115 respectively. Therefore, the air exhaust valve 115 can exhaust excess air in the glue bucket when starting to convey glue, thereby facilitating the pressing of the pressing plate 11.

[0040] In the embodiment of the utility model, the base 111 is further provided with a glue inlet groove 1111 arranged vertically, and the glue inlet groove 1111 is communicated with the first through slot 1121.

[0041] Further, referring to Figure 2 and Figure 6 Further, an air exhaust adjusting rod 116 penetrating the pressing plate 11 is further included, specifically, the upper cover 112 is provided with a through hole 1127 for the air exhaust adjusting rod 116 to penetrate, and the base 111 is provided with a sixth through slot 1112 for the air exhaust adjusting rod 116 to extend into. Therefore, when the glue output is completed, the air exhaust adjusting rod 116 can be loosened to make air enter the glue bucket, thereby facilitating the movement and resetting of the pressing plate 11.

[0042] Further referring to Figure 1 The glue melting mechanism 1 further includes a lifting assembly 13, the lifting assembly 13 includes two driving devices 131 arranged on both sides of the pressing plate 11, a connecting beam 132 connected with the output ends of the two driving devices 131 and arranged horizontally, and two vertical connecting rods 133 connected with the connecting beam 132 and the pressing plate 11 respectively.

[0043] Therefore, under the action of the driving device 131, the connecting beam 132 can be driven to move up and down, and then the pressing plate 11 is driven to move up and down through the connecting rod 133.

[0044] In the embodiment of the utility model, the glue pump 12 is a gear metering pump.

[0045] Embodiment two

[0046] Referring to Figure 7 The utility model also provides a melt glue coating system, including two glue coating machines 2, base 3 and two melt glue mechanisms 1 as the embodiment one is arranged on the base 3 and is transversely side by side, wherein, the glue coating machine 2 is equipped with two glue inlet holes 21, and one melt glue mechanism 1 is communicated through the glue conveying pipe between one glue inlet hole 21 on a glue coating machine 2 and one glue conveying hole 1126, and the glue conveying pipe is communicated between the other glue inlet hole 21 on a glue coating machine 2 and the glue conveying hole 1126 of the other melt glue mechanism 1, and the glue conveying pipe is communicated between one glue inlet hole 21 on the other glue coating machine 2 and the other glue conveying hole 1126 of one melt glue mechanism 1, and the glue conveying pipe is communicated between the other glue inlet hole 21 on the other glue coating machine 2 and the other glue conveying hole 1126 of the other melt glue mechanism 1.

[0047] In addition, the melt glue mechanism 1 also includes two glue conveying joints, and the two glue conveying joints are arranged at the two glue conveying holes 1126 respectively, and the two glue conveying joints are used for connecting the two glue conveying pipes respectively.

[0048] In conclusion, the novel melt glue mechanism 1 and melt glue coating system of the utility model, by setting two glue conveying holes 1126 on the upper cover 112, two glue conveying holes 1126 are communicated with the glue inlet holes 21 of two glue coating machines 2 through two glue conveying pipes respectively, so setting, for two glue coating machines 2 needing double color switching, only need to match two melt glue mechanisms 1, thereby reduce the cost, reduce the space occupied simultaneously, and the practicality is greater.

[0049] The technical means disclosed in the utility model scheme is not only limited to the technical means disclosed in the above embodiment, but also includes the technical scheme composed of any combination of the above technical features. It should be noted that, for ordinary skilled persons in the technical field, without departing from the principle of the utility model, a number of improvements and refinements can be made, and these improvements and refinements are also considered to be within the protection scope of the utility model.

Claims

1. A novel melting adhesive mechanism, characterized in that, The assembly includes a glue bucket and a pressure plate assembly. The pressure plate assembly includes a pressure plate that is movably disposed within the glue bucket, a heating element disposed within the pressure plate, and a glue pump disposed on the pressure plate. The pressure plate includes a base and an upper cover covering the base. The upper cover has an adhesive inlet channel and an adhesive outlet channel. The adhesive pump has an adhesive inlet and an adhesive outlet that respectively connect the adhesive inlet channel and the adhesive outlet channel. In addition, the upper cover is provided with two glue delivery holes that connect to the glue outlet channel. The two glue delivery holes are respectively connected to the glue inlet holes on the two glue applicators through two glue delivery pipes.

2. The melting mechanism according to claim 1, characterized in that, The upper cover has a first through groove and a second through groove arranged vertically. The first through groove is connected to the glue inlet on the glue pump to form the glue inlet channel, and the second through groove is connected to the glue outlet on the glue pump to form the glue outlet channel. In addition, the upper cover is also provided with a third channel arranged horizontally and connecting the second channel and the two glue delivery holes respectively.

3. The melting mechanism according to claim 2, characterized in that, It also includes a flow guide seat disposed on the upper cover and a return valve that is vertically inserted through the flow guide seat. The upper cover is provided with a fourth channel that is horizontally arranged and connects the second channel and the return valve respectively.

4. The melting mechanism according to claim 3, characterized in that, It also includes an exhaust valve that is horizontally inserted through the guide seat, and the upper cover has a fifth through groove that is horizontally arranged and connects the first through groove and the exhaust valve.

5. The melting mechanism according to claim 2, characterized in that, The base is also provided with an adhesive inlet groove, which is connected to the first through groove.

6. The melting mechanism according to any one of claims 1-5, characterized in that, It also includes an exhaust regulating rod that passes through the pressure plate, a through hole that allows the exhaust regulating rod to pass through on the upper cover, and a sixth through groove that allows the exhaust regulating rod to extend into the base.

7. The melting mechanism according to any one of claims 1-5, characterized in that, It also includes a lifting assembly, which includes two drive devices disposed on both sides of the pressure plate, a connecting beam connected to the output ends of the two drive devices, and a connecting rod connected to the connecting beam and the pressure plate respectively.

8. The melting mechanism according to any one of claims 1-5, characterized in that, The glue pump is a gear metering pump.

9. A melt adhesive coating system, characterized in that, It includes two glue applicators, a base, and two melting mechanisms as described in any one of claims 1-8, which are arranged laterally side by side on the base, wherein: The glue applicator has two glue inlet holes. One glue inlet hole on the glue applicator is connected to one glue conveying hole of the glue melting mechanism through a glue conveying pipe. The other glue inlet hole on the glue applicator is connected to one glue conveying hole of the other glue melting mechanism through a glue conveying pipe. The other glue inlet hole on the glue applicator is connected to another glue conveying hole of the other glue melting mechanism through a glue conveying pipe.

10. The melt adhesive coating system according to claim 9, characterized in that, The glue melting mechanism also includes two glue delivery joints, which are respectively located at the two glue delivery holes.

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