Coating head residual glue leaking and recycling device and coating machine
Technical Field
The utility model belongs to the field of photovoltaic substrate coating equipment, and particularly relates to a coating head residual glue leaking recycling device and a coating machine.
Background
A coater is an apparatus for coating a layer of a specific functional glue, paint or ink, etc. on a surface of a substrate. The coating machine is mainly used for surface coating of films, paper, cloth, textiles, electronic products and the like, and can change the performance, appearance or functions of the base material. The coater works on the principle that the coating is uniformly coated on the surface of the substrate. The coating machine mainly comprises a coating head, winding and unwinding equipment, drying equipment, a control system and the like. The coating head is a core component of the coater for uniformly spraying or painting the coating on the surface of the substrate.
In the prior art, a coating machine is generally adopted to carry out coating operation on a photovoltaic module flexible backboard base material, in the coating production process, residual glue is left on a traction roller shaft which passes through after the coating action is completed, the residual glue is accumulated and dripped, the production of a product is influenced, the residual glue of the roller shaft is required to be manually removed, the manpower and material resources are consumed, the cost is increased, and the production safety is influenced.
Therefore, it is necessary to provide a glue leakage recovery device which not only saves manpower and material resources, but also does not influence normal operation.
Disclosure of utility model
In view of the above, the present utility model aims to solve one of the technical problems in the related art at least to some extent. Therefore, an object of the present utility model is to provide a device for recycling residual glue of a coating head and a coating machine comprising the same, wherein the device has the advantages of reasonable structural design, fastening connection, convenient assembly and disassembly, automatic cleaning of residual glue and glue overflow, and labor and material saving.
In order to achieve the above purpose, in one aspect of the utility model, the utility model provides a coating head residual glue leaking recycling device, which is positioned between two coating head machine table main bodies arranged at intervals and comprises a heating roller shaft and a glue bearing box, wherein the heating roller shaft is rotatably connected to the inner sides of the two coating head machine table main bodies, the glue bearing box is positioned below the heating roller shaft, the glue bearing box is fixedly connected to the inner side of one of the coating head machine table main bodies through a fixed connecting piece, a scraper is connected to an inlet of the glue bearing box, and the scraper is abutted against the roller surface of the heating roller shaft.
Preferably, the inner side of the coating head machine main body is detachably connected with a first fixed connecting piece, and the glue bearing box is detachably connected to the first fixed connecting piece through a second fixed connecting piece. Further preferably, the glue bearing box is fastened and connected by bolts, so that the glue bearing box can be quickly fixed and detached, and is convenient to replace.
Preferably, the scraper is detachably connected to the glue bearing box. The scraper is used as a wearing part and is preferably fixed on the rubber bearing box through a bolt, so that the worn scraper can be replaced conveniently.
Preferably, the scraper is made of a material with lower strength than the heating roller shaft. The scraper plays the effect of water conservancy diversion and frictioning, and is contacted with the heating roller, consequently, sets up the lower material of intensity, can guarantee the life of heating roller.
Preferably, the scraper is elastically abutted against the roller surface of the heating roller shaft. For example, the scraper can be fixedly connected to the glue bearing box through an elastic connecting piece so as to ensure that the scraper is always abutted against the heating roller shaft.
Preferably, the scraper and the heating roller shaft are obliquely matched at an included angle of 30 degrees, so that a better residual adhesive scraping effect is achieved.
Preferably, the width of the scraper covers the glue leakage surface of the heating roller shaft. The size of the glue bearing box and the width of the scraper are adaptively adjusted according to the size of the glue leakage area.
In another aspect of the utility model, the utility model also provides a coating machine, which comprises a glue groove, a glue spreading roller, a traction roller and at least one coating head residual glue leakage recycling device positioned at the rear end of the glue spreading roller, wherein the coating head residual glue leakage recycling device is any one of the coating head residual glue leakage recycling devices.
The utility model discloses the following beneficial effects:
The utility model discloses a coating head residual glue leaking and recycling device, which is characterized in that a glue bearing box provided with a scraping guide blade is fixed on the inner side of a coating head machine main body through a special fixing connecting piece, the connection is stable, the disassembly and the assembly are convenient, the original mechanical structure is not damaged, a newly added hot roll shaft is fixed on the inner side Tu Butou by using the special fixing connecting piece and is positioned at the rear end of a glue coating roller, residual glue adhered and heated on the hot roll shaft can be smoothly scraped by a scraper fastened by a bolt on the glue bearing box, the scraped colloid slides down to the glue bearing box, the glue bearing box can be quickly disassembled and installed, the residual glue recycling is convenient, the special scraper material strength is lower than that of the newly added hot roll shaft, the service life of the newly added hot roll shaft is not influenced, the mechanical structure of equipment is not influenced, and the production of products is not influenced. Therefore, the coating head residual glue leaking and recycling device has the beneficial effects of reasonable structural design, fastening connection, convenience in disassembly and assembly and convenience in residual glue recycling. The coating machine provided with the residual glue leaking and recycling device of the coating head can effectively protect the coating head, automatically clean the residual glue leaking and recycling device, and save manpower and material resources.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of a coater including a leakage protection and recovery device according to an embodiment of the present utility model;
FIG. 2 is a diagram showing the overall structure of a leakage protection recovery device according to an embodiment of the present utility model;
FIG. 3 is a front view of a leakage protection and recovery device according to an embodiment of the present utility model;
FIG. 4 is a side view of a leakage protection and recovery device according to an embodiment of the present utility model;
FIG. 5 is a partial side view of a leakage protection and recovery device according to an embodiment of the present utility model;
FIG. 6 is a diagram showing the positional relationship among the tape cassette, doctor blade and stationary connector of the present utility model;
fig. 7 is a second diagram of the positional relationship among the tape cassette, the doctor blade and the fixed connection member in the present utility model.
The coating machine comprises a coating head machine body, a heating roller shaft, a first fixed connecting piece, a glue bearing box, a glue spreading roller, a scraper, a second fixed connecting piece and a coating machine body.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
Example 1:
Referring to fig. 1 to 3, embodiment 1 of the present utility model provides a device for recycling residual adhesive of a coating head, which is disposed on a coating head machine of a coating machine, the coating head machine comprises two coating head machine main bodies 1 disposed at intervals, the device for recycling residual adhesive of a coating head is disposed between the two coating head machine main bodies 1, and specifically comprises a heating roller 2 disposed between the two coating head machine main bodies 1 and a rubber bearing box 4 disposed below the heating roller 2, the heating roller 2 is rotatably connected to the inner sides of the two coating head machine main bodies 1, and is kept to rotate clockwise by the driving system of the coating machine, the rubber bearing box 4 is fixedly connected to the inner sides of the coating head machine main bodies 1 through a first fixed connector 3 and a second fixed connector 7, as shown in fig. 6 and 7, the second fixed connector 7 is connected with the first fixed connector 3, the end of the first fixed connector 3 is fixedly connected to the inner side of the coating head machine main body 1, and the end of the first fixed connector 3 is directly opposite to the heating roller 2, and the rubber bearing box 4 is fixedly connected to the heating roller 2 through the scraper 6, and the rubber bearing box 4 is directly opposite to the heating roller 2, and the rubber bearing box 2 is kept to the inlet 6, so that the rubber bearing 2 has a low service life.
Further optimizing scheme, scraper 6 can be through an elastic connection spare fixed connection on holding gluey box 4 to guarantee that scraper 6 and heating roller 2 looks butt all the time.
Further optimizing scheme, scraper 6 can be fixed on holding gluey box 4 through the bolt, realizes dismantling the connection through the bolt, conveniently changes scraper 6 after wearing and tearing.
In some embodiments, the size of the glue cassette 4 and the width of the doctor blade 6 are adapted according to the size of the glue leakage area.
In a further optimized scheme, as shown in fig. 4 and 5, the first fixed connecting piece 3 and the second fixed connecting piece 7 are fastened through bolts, and further, the second fixed connecting piece 7 and the glue bearing box 4 are fastened through bolts, so that the glue bearing box can be quickly disassembled and replaced.
According to a further optimized scheme, the first fixed connecting piece 3 is fixed on the inner side of the coating head machine table main body 1 through a bolt, and the heating roller shaft 2 is connected on the inner side of the coating head machine table main body 1 through a special fixed connecting piece.
Further optimizing scheme, hold gluey box 4 and scraper 6 with heating roller 2 is 30 slope fixed to realize better effect of scraping the residual gum.
Example 2:
As shown in fig. 1, embodiment 2 of the present utility model provides a coater, which includes two coater head machine main bodies 1 arranged at intervals, a glue groove, a glue spreader 5, a traction roller and a coater head residual glue leakage recovery device positioned at the rear end of the glue spreader 5, wherein the glue groove, the glue spreader 5 and the traction roller are positioned at the inner side of the coater head machine main bodies 1 from bottom to top, and the coater head residual glue leakage recovery device is the coater head residual glue leakage recovery device described in embodiment 1.
In some embodiments, the coating head residual glue leaking and recycling device comprises a plurality of coating head residual glue leaking and recycling devices, and the coating head residual glue leaking and recycling devices are sequentially arranged at intervals along the coating running direction.
The present utility model is not limited to the conventional technical means known to those skilled in the art.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.