CN215843940U

CN215843940U - Rotating rod type gluing die head

Info

Publication number: CN215843940U
Application number: CN202122292434.1U
Authority: CN
Inventors: 黄向明
Original assignee: Quanzhou Ndc Spray Coating System Fabricating Co ltd
Current assignee: Quanzhou Ndc Spray Coating System Fabricating Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-02-18
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses a rotating rod type gluing die head which comprises an upper die plate and a lower die plate, wherein a lower heating plate is arranged below the lower die plate, a glue solution switch valve is arranged on the lower die plate, a transverse glue solution flow channel and a longitudinal glue solution flow channel which are communicated are formed in the lower die plate, a glue storage equalizing groove, a gap groove and a glue solution equalizing groove are formed in the top surface of the lower die plate, the glue storage equalizing groove is communicated with the longitudinal glue solution flow channel, the glue storage equalizing groove and the glue solution equalizing groove are connected through the gap groove, a fine adjustment screw rod is connected to the upper die plate in a threaded mode, the tail of the fine adjustment screw rod abuts against the lower bottom wall of the gap groove, a rotating rod fixing block is fixedly connected to the side surface of the upper die plate, and a rotating rod is rotatably connected to the rotating rod fixing block through a driving transmission part.

Description

Rotating rod type gluing die head

Technical Field

The utility model relates to a rotating rod type gluing die head.

Background

The coating machine is mainly used for the surface coating process production of films, paper and the like, and the coating machine is used for coating a layer of glue, paint or ink with a specific function on a coiled base material, drying and then rolling. The coater includes a coating head, and the accuracy of the coating head affects the flow rate of coating slurry, the coating angle, and the like, thereby affecting the coating quality. However, in the coating production operation, the coating head is often affected by temperature or external force, which causes the deformation of the coating head, thereby causing the coating gap of the coating head to change, and further affecting the coating thickness precision.

The existing gluing die head has the following defects: 1. the glue quantity output can not be effectively controlled, and when the coating machine is stopped, a large amount of residual glue can be generated; 2. the upper and lower templates of the existing coating head are provided with a large number of heating rod holes, so that internal stress deformation brought to the upper and lower templates by over-processing is easily caused; 3. the existing rotating rod fixing block is formed by splicing a plurality of sub-fixing blocks, and the sub-fixing blocks are respectively connected with an upper template, so that glue liquid is easy to flow out from the joints of the sub-fixing blocks and the sub-fixing blocks, and the risk of glue leakage is caused.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model provides a rotary rod type gluing die head.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: a rotating rod type gluing die head, which comprises an upper template and a lower template, wherein a lower heating plate is arranged below the lower template, the lower template is provided with a glue solution switch valve, the lower template is provided with a transverse glue solution runner and a longitudinal glue solution runner which are communicated, the top surface of the lower template is provided with a glue storage equalizing groove, a clearance groove and a glue solution equalizing groove, the glue storage equalizing groove is communicated with the longitudinal glue solution flow passage, the glue storage equalizing groove is connected with the glue solution equalizing groove through a clearance groove, the upper template is in threaded connection with a fine adjustment screw rod, the tail part of the fine adjustment screw rod is abutted against the lower bottom wall of the clearance groove, the side surface of the upper template is fixedly connected with a rotating rod fixing block, the rotating rod fixing block is rotationally connected with a rotating rod through a driving transmission part, under the drive of the driving component, the rotating rod can rotate so as to uniformly coat the glue solution in the glue solution distribution groove on the required substrate.

Preferably, the fine adjustment screw rod further comprises an upper heating plate arranged above the upper template, wherein the tail part of the fine adjustment screw rod can sequentially penetrate through the upper heating plate and the upper template and abut against the lower bottom wall of the gap groove.

Preferably, the drive transmission part comprises a servo speed reduction motor, a driving chain wheel, a driven chain wheel and a transmission chain, the driving chain wheel is sleeved on an output shaft of the servo speed reduction motor, the driven chain wheel is sleeved at the end part of the rotating rod, where the upper template is exposed, and the driving chain wheel is connected with the driven chain wheel through the transmission chain.

Preferably, the device also comprises a filter screen arranged on the lower template.

Preferably, a plurality of temperature detectors are arranged on the lower template.

Preferably, the lower heating plate is provided with a lower heating rod and a lower junction box.

Preferably, the upper heating plate is provided with an upper heating rod and an upper junction box.

From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages:

1. according to the rotating rod type gluing die head provided by the utility model, the glue volume output of the coating head can be controlled by arranging the glue solution switch valve and the fine adjustment screw rod, so that the equipment can be stopped more conveniently, and a large amount of residual glue cannot be generated.

2. According to the rotating rod type gluing die head, the upper heating plate is arranged above the upper die plate, the lower heating plate is arranged below the lower die plate, external heating is adopted to enable heating to be more uniform, a large number of heating rod holes of the upper die plate and the lower die plate in the coating die head are eliminated, and internal stress deformation of the upper die plate and the lower die plate caused by over-processing is reduced.

3. According to the rotating rod type gluing die head provided by the utility model, the rotating rod fixing block is arranged on the upper die plate, the rotating rod is connected to the rotating rod fixing block in a rotating mode, the rotating rod is connected with the servo speed reduction motor through the driving transmission part, namely, the servo speed reduction motor is started, the rotation of the output shaft of the servo speed reduction motor drives the driving sprocket to rotate, the driving sprocket drives the driven sprocket to rotate through the transmission chain, so that the rotating rod connected with the driven sprocket rotates, and glue placed in the glue solution uniform distribution groove can be uniformly coated on a required base material.

4. According to the rotating rod type gluing die head, the integrally arranged rotating rod fixing block is adopted, so that the problem of glue leakage risk caused by the fact that the rotating rod fixing block in the prior art is formed by splicing a plurality of sub fixing blocks is solved, the product precision is improved, and the risk of glue leakage of joints and the variable factors of expansion with heat and contraction with cold are reduced.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of a rotary rod type coating die head according to the present invention;

FIG. 2 is a front perspective view of a rotary rod type coating die of the present invention;

figure 3 is a rear view of a rotary rod type gluing die according to the present invention.

In the figure: 1. mounting a template; 2. a lower template; 21. a transverse glue solution flow channel; 22. a longitudinal glue solution flow channel; 23. glue storage equalizing groove; 24. a clearance groove; 25. a glue solution uniform distribution groove; 3. an upper heating plate; 4. a lower heating plate; 5. a rotating rod fixing block; 6. rotating the rod; 71. a servo deceleration motor; 72. a drive sprocket; 73. a driven sprocket; 8. a glue solution switch valve; 9. a filter screen; 10. a temperature detector; 11. a lower heating rod; 12. a lower junction box; 13. an upper heating rod; 14. an upper junction box; 15. and (5) finely adjusting the screw rod.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Examples

Referring to fig. 1 to 3, a rotating rod type glue spreading die head comprises an upper die plate 1 and a lower die plate 2, a lower heating plate 4 is arranged below the lower die plate 2, a glue switching valve 8 is arranged on the lower die plate 2, a transverse glue flow channel 21 and a longitudinal glue flow channel 22 which are communicated with each other are arranged on the lower die plate 2, a glue storage equalizing groove 23, a gap groove 24 and a glue distribution equalizing groove 25 are arranged on the top surface of the lower die plate 2, the glue storage equalizing groove 23 is communicated with the longitudinal glue flow channel 22, the glue storage equalizing groove 23 is connected with the glue distribution equalizing groove 25 through the gap groove 24, a fine adjustment screw 15 is in threaded connection with the upper die plate 1, the tail of the fine adjustment screw 15 abuts against the lower bottom wall of the gap groove 24, a rotating rod fixing block 5 is fixedly connected with the side surface of the upper die plate 1, the rotating rod fixing block 5 is in rotary connection with a rotating rod 6 through a driving transmission part, under the driving of the driving part, the rotating rod can rotate to uniformly coat the glue solution in the glue solution distribution groove on a required base material. By adopting the structure, namely, the glue volume output of the coating head can be controlled by arranging the glue solution switch valve and the fine adjustment screw rod, so that the equipment is more convenient to stop, and a large amount of residual glue is not generated; the upper heating plate is arranged above the upper template, the lower heating plate is arranged below the lower template, external heating is adopted to ensure that the heating is more uniform, a large number of heating rod holes of the upper template and the lower template in the coating die head are eliminated, and the internal stress deformation of the upper template and the lower template caused by over processing is reduced; the upper template is provided with a rotating rod fixing block, the rotating rod fixing block is connected with a rotating rod in a rotating mode, and the rotating rod is connected with the servo speed reducing motor through a driving transmission part so that glue can be uniformly coated on a needed base material; the precision of the product is improved through the integrally formed rotating rod fixing block, and the risk of glue leakage of the joint and the variable factors of expansion with heat and contraction with cold are reduced.

Further, still including setting up the upper heating plate 3 above the cope match-plate pattern 1, wherein, the afterbody of fine setting screw rod can pass upper heating plate 3, cope match-plate pattern 1 back and butt on the lower diapire of clearance groove 24 in proper order. Adopt this structure, can select whether should install this last hot plate according to actual demand, should go up the hot plate and played the effect of being heated fast.

Further, the driving transmission part comprises a servo speed reducing motor 71, a driving chain wheel 72, a driven chain wheel 3 and a transmission chain, the driving chain wheel 72 is sleeved on an output shaft of the servo speed reducing motor 71, the driven chain wheel 73 is sleeved on the end part of the rotating rod 6 exposed out of the upper template 1, and the driving chain wheel 72 is connected with the driven chain wheel 73 through the transmission chain. Adopt this structure, start servo gear motor promptly, the rotation of servo gear motor output shaft has driven drive sprocket's rotation, and drive sprocket has driven sprocket's rotation through the conveying chain to make the commentaries on classics stick of being connected with driven sprocket rotate, evenly coat on required substrate with the glue of arranging in the equal cloth groove of glue solution.

Furthermore, the device also comprises a filter screen 9 arranged on the lower template 2. By adopting the structure, the filter screen can filter out impurities in the glue solution so as to prevent the glue solution flow channel from being blocked.

Furthermore, a plurality of temperature detectors 10 are arranged on the lower template. By adopting the structure, the coating head adopts multi-zone temperature control, and the fluidity of local glue solution is influenced by adjusting the temperature, so that the aim of adjusting the glue amount is fulfilled

Further, the lower heating plate 4 is provided with a lower heating rod 11 and a lower junction box 12. By adopting the structure, the lower junction box intensively seals and protects the lower heating plate electric control component, and a uniform external interface is formed on the lower junction box.

Further, an upper heating rod 13 and an upper junction box 14 are arranged on the upper heating plate 3. By adopting the structure, the upper junction box intensively seals and protects the electric control part of the upper heating plate, and a uniform external interface is formed on the upper junction box.

It should be noted that the electrical components presented in the present application are all connected to an external power source and a control system, wherein the control system may adopt a structure in the prior art for controlling the operation of the servo deceleration motor.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a change excellent formula rubber coating die head, includes cope match-plate pattern (1), lower bolster (2), its characterized in that: a lower heating plate (4) is arranged below the lower template (2), a glue solution switch valve (8) is arranged on the lower template (2), a transverse glue solution flow channel (21) and a longitudinal glue solution flow channel (22) which are communicated with each other are arranged on the lower template (2), a glue storage equalizing groove (23), a clearance groove (24) and a glue solution equalizing groove (25) are arranged on the top surface of the lower template (2), the glue storage equalizing groove (23) is communicated with the longitudinal glue solution flow channel (22), the glue storage equalizing groove (23) is connected with the glue solution equalizing groove (25) through the clearance groove (24), a fine adjustment screw (15) is in threaded connection with the upper template (1), the tail of the fine adjustment screw (15) is abutted against the lower bottom wall of the clearance groove (24), a rotating rod fixing block (5) is fixedly connected with the side surface of the upper template (1), and the rotating rod fixing block (5) is rotatably connected with a rotating rod (6) through a driving transmission component, under the drive of the driving component, the rotating rod can rotate so as to uniformly coat the glue solution in the glue solution distribution groove on the required substrate.

2. A rotary rod type gumming die head as claimed in claim 1, characterized in that: the fine adjustment screw rod structure is characterized by further comprising an upper heating plate (3) arranged above the upper template (1), wherein the tail portion of the fine adjustment screw rod can sequentially penetrate through the upper heating plate (3) and the upper template (1) and abut against the lower bottom wall of the clearance groove (24).

3. A rotary rod die for coating adhesive as claimed in claim 1 or 2, wherein: the driving transmission part comprises a servo speed reducing motor (71), a driving chain wheel (72), a driven chain wheel (73) and a transmission chain, the driving chain wheel (72) is sleeved on an output shaft of the servo speed reducing motor (71), the driven chain wheel (73) is sleeved at the end part of the exposed upper template (1) of the rotating rod (6), and the driving chain wheel (72) is connected with the driven chain wheel (73) through the transmission chain.

4. A rotary rod die for coating adhesive as claimed in claim 1 or 2, wherein: the device also comprises a filter screen (9) arranged on the lower template (2).

5. A rotary rod die for coating adhesive as claimed in claim 1 or 2, wherein: the lower template is also provided with a plurality of temperature detectors (10).

6. A rotary rod die for coating adhesive as claimed in claim 1 or 2, wherein: the lower heating plate (4) is provided with a lower heating rod (11) and a lower junction box (12).

7. A rotary rod type gumming die head as claimed in claim 2, characterized in that: an upper heating rod (13) and an upper junction box (14) are arranged on the upper heating plate (3).