Gluing mechanism with uniform smearing function

Abstract

The utility model discloses a gluing mechanism capable of achieving uniform smearing, and belongs to the field of adhesive tape production. The gluing mechanism comprises a rack, a supporting roller, a winding machine and a glue storage box, the glue storage box and the winding machine are respectively mounted on the rack, and the two supporting rollers are symmetrically mounted on the rack; the cross rod is connected to the rack in a sliding manner; the bracket is fixedly connected to the cross rod; the gluing roller is rotationally connected to the bracket; the gluing motor is fixedly connected to the support, and an output rotating shaft of the gluing motor is fixedly connected with the gluing roller. The glue scraping roller is rotationally connected to the bracket and is in rolling contact with the glue spreading roller; the multiple spraying pieces are movably installed on the transverse rod at equal intervals. The sliding frame is slidably connected to the transverse rod. The gluing mechanism has the beneficial effects that glue can be uniformly sprayed on the gluing roller, and the glue dispersed on the gluing roller is uniformly smeared through the glue scraping roller, so that uniform gluing work of an adhesive tape is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to adhesive tape production technical field, specifically, it relates to a kind of even smearing glue mechanism. BACKGROUND

[0002] Adhesive tape is composed of two parts of base material and adhesive, two or more objects not connected together are connected by bonding, and a layer of adhesive is coated on its surface to make the adhesive tape stick to the object. In the production process, adhesive tape needs to be coated with glue on the base material. Common glue coating devices mostly use a simple roller to coat glue on the surface of the base material, and then the adhesive tape is wound. This smearing method is prone to uneven glue coating when smearing glue, which will affect the adhesion of the adhesive tape and affect the use of the adhesive tape. SUMMARY

[0003] To overcome the defects of the above prior art (or related technology), the present application provides a kind of even smearing glue mechanism, including: rack, support roller, winding machine and glue storage box;

[0004] Its characterized in that: glue storage box and winding machine are installed on rack respectively, and support roller is provided with two position symmetrical installations on rack;

[0005] Even smearing glue mechanism also includes:

[0006] Crossbar is slidingly connected to rack;

[0007] Support is fixedly connected to crossbar;

[0008] Glue roller is rotatably connected to support;

[0009] Glue motor is fixedly connected to support, and the output shaft of glue motor is fixedly connected with glue roller;

[0010] Glue scraping roller is rotatably connected to support and in rolling contact with glue roller;

[0011] Spraying part is provided with a plurality of and equal-interval movable installations on crossbar, for spraying glue on glue roller;

[0012] Spraying part includes:

[0013] Sliding bracket is slidingly connected to crossbar;

[0014] Connecting shaft is rotatably connected to sliding bracket;

[0015] Turnover plate is fixedly connected to connecting shaft;

[0016] Spray head is installed on turnover plate;

[0017] Glue delivery hose is fixedly connected to sliding bracket;

[0018] Wherein, one end of the glue conveying hose is communicated with the nozzle, the other end of the glue conveying hose is communicated with the glue storage box, the sliding frame is provided with a deflection member for driving the nozzle to tilt and rotate.

[0019] Compared with the prior art (related art), the glue applying mechanism has the following advantages: glue is sprayed onto the glue applying roller and is evenly scraped by the glue scraping roller.

[0020] In a possible implementation, the deflection member comprises:

[0021] A deflection motor is fixedly connected in the sliding frame;

[0022] An incomplete gear is fixedly connected to the output shaft of the deflection motor;

[0023] A deflection gear is fixedly connected to the deflection gear and meshes with the incomplete gear;

[0024] A torsional spring is sleeved on one end of the connecting shaft.

[0025] Compared with the prior art, the nozzle is driven to reciprocate left and right through the meshing of the incomplete gear and the deflection gear and the torsional spring, and the spraying area of the nozzle is increased through the left and right deflection of the nozzle.

[0026] In a possible implementation, the spraying member further comprises:

[0027] An adjusting motor is fixedly connected in the sliding frame;

[0028] An adjusting gear is fixedly connected to the output shaft of the adjusting motor;

[0029] A rack is fixedly connected to the side wall of the cross rod;

[0030] The rack penetrates the sliding frame, and the sliding frame slides relative to the rack, and the adjusting gear meshes with the rack.

[0031] Compared with the prior art, the adjusting motor drives the adjusting gear, and the spacing between two adjacent sliding frames is adjusted through the meshing of the adjusting gear and the rack, and the glue applying work on the adhesive tape of different widths is realized through the spacing between the nozzles.

[0032] In a possible implementation, one end of the torsional spring is fixedly connected to the side wall of the sliding frame, and the other end of the torsional spring is fixedly connected to the side wall of the turnover plate.

[0033] In a possible implementation, the glue applying mechanism further comprises:

[0034] An oil cylinder is installed on the side wall of the frame;

[0035] A guide rail is fixedly connected to the side wall of the frame;

[0036] The bracket is slidingly connected to the guide rail, the piston rod of the oil cylinder is hingedly connected to the cross bar, and the shell of the oil cylinder is pivotally connected to the side wall of the frame.

[0037] In a possible implementation, the support roller is rotatably connected to the frame, and the support roller is located below the glue applying roller.

[0038] In a possible implementation, the spray head is located directly above the glue applying roller, and the spray nozzle of the spray head is vertically downward.

[0039] In a possible implementation, the glue storage box is fixedly connected to the top wall of the frame, and the glue storage box stores glue.

[0040] In a possible implementation, a plurality of glue extraction pumps are installed in the glue storage box, the liquid inlet end of the glue extraction pump is in communication with the internal space of the glue storage box, and the liquid outlet end of the glue extraction pump is fixedly connected to the glue conveying hose. BRIEF DESCRIPTION OF DRAWINGS

[0041] Figure 1 is a whole schematic view according to the embodiment of the present application;

[0042] Figure 2 is a whole left view schematic view of Figure 1 ;

[0043] Figure 3 is an enlarged view of A of Figure 1 ;

[0044] Figure 4 is a structural schematic view of a part of the embodiment, mainly showing the structure of the glue applying roller;

[0045] Figure 5 is a structural sectional view of a part of the embodiment, mainly showing the structure of the sliding frame.

[0046] BRIEF DESCRIPTION OF DRAWINGS

[0047] 11, frame; 12, glue storage box; 13, winding machine; 14, support roller; 15, oil cylinder; 16, guide rail; 17, bracket; 18, cross bar; 19, rack; 20, sliding frame; 21, glue applying motor; 22, glue applying roller; 23, glue scraping roller; 24, turnover plate; 25, spray head; 26, glue conveying hose; 27, connecting shaft; 28, torsional spring; 29, deflection gear; 30, deflection motor; 31, incomplete gear; 32, adjusting motor; 33, adjusting gear. DETAILED DESCRIPTION

[0048] First, those skilled in the art should understand that the embodiments are only used to explain the technical principles of the application examples, and are not intended to limit the protection scope of the application examples. Those skilled in the art can adjust them as needed to adapt to specific application occasions.

[0049] In the description of the application examples, it should be noted that unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the application examples can be understood according to the specific circumstances.

[0050] In the application examples, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature. The first and second features can be in direct contact, or the first and second features can be in indirect contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0051] The application will be further described in detail below in combination with the drawings and specific embodiments.

[0052] Referring to Figures 1-5 As shown in the drawings, the application example discloses a uniform gluing mechanism, which comprises a rack 11, a supporting roller 14, a winding machine 13, a glue storage box 12, a cross rod 18, a support 17, a glue roller 22, a glue motor 21 and a glue scraping roller 23.

[0053] The support roller 14 is provided with two installation positions symmetrical to each other on the frame 11, and the support roller 14 is rotatably connected to the frame 11 and located below the glue roller 22. The glue storage box 12 is fixedly connected to the top wall of the frame 11, and the glue storage box 12 stores glue. A plurality of glue extraction pumps are installed in the glue storage box 12, the liquid inlet end of the glue extraction pump is in communication with the internal space of the glue storage box 12, and the liquid outlet end of the glue extraction pump is fixedly connected to the glue conveying hose 26. The cross rod 18 is slidably connected to the frame 11, the support 17 is fixedly connected to the cross rod 18, the glue roller 22 is rotatably connected to the support 17, the glue motor 21 is fixedly connected to the support 17 and the output shaft of the glue motor 21 is fixedly connected to the glue roller 22, and the glue scraping roller 23 is rotatably connected to the support 17 and in rolling contact with the glue roller 22. The oil cylinder 15 is installed on the side wall of the frame 11, the guide rail 16 is fixedly connected to the side wall of the frame 11, the support 17 is slidably connected to the guide rail 16, the piston rod of the oil cylinder 15 is hinged to the cross rod 18, and the outer shell of the oil cylinder 15 is pivoted to the side wall of the frame 11. The nozzle of the spray head 25 is vertically downward.

[0054] In order to spray glue on the glue roller 22, a plurality of groups of spraying members are also provided at equal intervals, and the spraying members include: a sliding frame 20, a connecting shaft 27, a turnover plate 24, a spray head 25, a glue conveying hose 26, an adjusting motor 32, an adjusting gear 33, and a rack 19.

[0055] The sliding frame 20 is slidably connected to the cross rod 18, the connecting shaft 27 is rotatably connected to the sliding frame 20, the turnover plate 24 is fixedly connected to the connecting shaft 27, the spray head 25 is installed on the turnover plate 24, the glue conveying hose 26 is fixedly connected to the sliding frame 20, one end of the glue conveying hose 26 is in communication with the spray head 25, and the other end of the glue conveying hose 26 is in communication with the glue storage box 12. The adjusting motor 32 is fixedly connected in the sliding frame 20, the adjusting gear 33 is fixedly connected to the output shaft of the adjusting motor 32, the rack 19 is fixedly connected to the side wall of the cross rod 18, the rack 19 penetrates the sliding frame 20 and the sliding frame 20 slides relative to the rack 19, and the adjusting gear 33 is in meshing connection with the rack 19.

[0056] In order to drive the spray head 25 to tilt and rotate, a deflection member is also provided, and the deflection member includes: a deflection motor 30, an incomplete gear 31, a deflection gear 29, and a torsional spring 28.

[0057] The deflection motor 30 is fixedly connected in the sliding frame 20, the incomplete gear 31 is fixedly connected to the output shaft of the deflection motor 30, and the deflection gear 29 is fixedly connected to the deflection gear 29 and in meshing connection with the incomplete gear 31. The torsional spring 28 is sleeved on one end of the connecting shaft 27, one end of the torsional spring 28 is fixedly connected to the side wall of the sliding frame 20, and the other end of the torsional spring 28 is fixedly connected to the side wall of the turnover plate 24.

[0058] In summary, the working principle of the above-mentioned embodiments is as follows:

[0059] According to the width of the adhesive tape, the distance between each nozzle 25 is adjusted, the motor 32 is started, the output shaft of the motor 32 drives the adjusting gear 33 to rotate, the adjusting gear 33 is engaged with the rack 19 and drives the sliding frame 20 to move horizontally along the extension direction of the rack 19, the sliding frame 20 drives the nozzle 25 to move, thereby adjusting the distance between each nozzle 25;

[0060] The oil cylinder 15 is started, the piston rod of the oil cylinder 15 is elongated and pushes the crossbar 18, the crossbar 18 drives the support 17 to move horizontally along the extension direction of the guide rail 16, the support 17 drives the gluing motor 21 and the gluing roller 22 to move horizontally, and the gluing roller 22 is moved to the top of one of the supporting rollers 14, the end of the adhesive tape is passed from the gap between the gluing roller 22 and the supporting roller 14, and the end of the adhesive tape is wound on the winding machine 13;

[0061] The glue pump is started and the glue pump draws the glue in the glue storage box 12 into the glue conveying hose 26, the glue conveying hose 26 guides the glue into the nozzle 25, the nozzle 25 is started, the nozzle 25 sprays the glue downward, and the glue is distributed on the arc surface of the gluing roller 22, at this time the deflection motor 30 is started, the output shaft of the deflection motor 30 drives the incomplete gear 31 to rotate, the incomplete gear 31 is engaged with the deflection gear 29 and drives the deflection gear 29 to rotate, the deflection gear 29 drives the turnover plate 24 to rotate clockwise through the connecting shaft 27, the turnover plate 24 drives the nozzle 25 to deflect around the axis of the connecting shaft 27, and at this time the turnover plate 24 rotates to twist the torsional spring 28, so that the torsional spring 28 has elastic potential energy, since the incomplete gear 31 is a half-circular gear, when the incomplete gear 31 rotates to a certain angle, it does not engage with the deflection gear 29, the incomplete gear 31 no longer contacts the deflection gear 29, at this time the torsional spring 28 releases its elastic potential energy to make the turnover plate 24 rotate counterclockwise around the axis of the connecting shaft 27, when the deflection motor 30 drives the incomplete gear 31 to rotate again to engage with the deflection gear 29, the deflection motor 30 drives the turnover plate 24 to rotate clockwise again, so that the turnover plate 24 rotates reciprocatingly clockwise and counterclockwise;

[0062] During the reciprocating deflection of the turnover plate 24, the nozzle 25 follows the reciprocating deflection of the turnover plate 24, so that the direction and area of the glue sprayed by the nozzle 25 change and increase; the glue sprayed by the nozzle 25 can be more evenly distributed on the gluing roller 22; the gluing motor 21 is started, the output shaft of the gluing motor 21 drives the gluing roller 22 to rotate, the gluing roller 22 is in contact with the glue scraping roller 23 and makes the glue scraping roller 23 evenly spread the glue sprayed on the gluing roller 22;

[0063] Afterwards, the winding machine 13 starts winding and pulling the adhesive tape, the adhesive tape moving towards the winding machine 13 passes between the glue roller 22 and the supporting roller 14, and the glue roller 22 and the supporting roller 14 are in contact with the adhesive tape respectively, the glue on the glue roller 22 is evenly coated on the adhesive tape, thereby completing the uniform glue coating work on the adhesive tape.

[0064] In the description of the embodiments of the present application, it should be noted that in the description of the present application, the terms indicating the direction or position relationship of "inner", "outer" and the like are based on the direction or position relationship shown in the drawings, which is only for the convenience of description, and does not indicate or imply that the device or member must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application.

[0065] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "in this embodiment", "specific examples" or "some examples" and the like means that the specific features, mechanisms, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, mechanisms, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. Furthermore, different embodiments or examples described in the specification and the features of different embodiments or examples can be combined and combined by those skilled in the art without contradiction.

[0066] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can easily think of changes or replacements within the technical scope disclosed in the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. An even spreading glue application mechanism comprising: A rack (11), a supporting roller (14), a winding machine (13) and a glue storage box (12); The glue storage box (12) and the winding machine (13) are respectively installed on the rack (11), and the supporting roller (14) is provided with two installation positions which are symmetrically arranged on the rack (11); The uniform-gluing mechanism further comprises: A cross rod (18) which is slidingly connected to the rack (11); A support (17) which is fixedly connected to the cross rod (18); A glue roller (22) which is rotatably connected to the support (17); A glue motor (21) which is fixedly connected to the support (17) and has an output shaft fixedly connected to the glue roller (22); A glue scraping roller (23) which is rotatably connected to the support (17) and rollingly contacts the glue roller (22); A spraying member which is movably arranged on the cross rod (18) and is used for spraying glue on the glue roller (22); The spraying member comprises: A sliding frame (20) which is slidingly connected to the cross rod (18); A connecting shaft (27) which is rotatably connected to the sliding frame (20); A turnover plate (24) which is fixedly connected to the connecting shaft (27); A spraying head (25) which is arranged on the turnover plate (24); A glue conveying hose (26) which is fixedly connected to the sliding frame (20); The other end of the glue conveying hose (26) is in communication with the glue storage box (12), and the sliding frame (20) is provided with a deflection member which is used for driving the spraying head (25) to tilt and rotate.

2. The uniform-gluing mechanism according to claim 1, wherein: The deflection member comprises: A deflection motor (30) which is fixedly connected to the sliding frame (20); An incomplete gear (31) which is fixedly connected to an output shaft of the deflection motor (30); A deflection gear (29) which is fixedly connected to the deflection gear (29) and meshes with the incomplete gear (31); A torsional spring (28) which is sleeved on one end of the connecting shaft (27).

3. The uniform-gluing mechanism according to claim 2, wherein: The spraying member further comprises: An adjusting motor (32) which is fixedly connected to the sliding frame (20); An adjusting gear (33) which is fixedly connected to an output shaft of the adjusting motor (32); A rack (19) which is fixedly connected to a side wall of the cross rod (18); The rack (19) penetrates the sliding frame (20), and the sliding frame (20) slides relative to the rack (19), and the adjusting gear (33) meshes with the rack (19).

4. The uniform-gluing mechanism according to claim 3, wherein: One end of the torsional spring (28) is fixedly connected to a side wall of the sliding frame (20), and the other end of the torsional spring (28) is fixedly connected to a side wall of the turnover plate (24).

5. The uniform-gluing mechanism according to claim 4, wherein: The uniform gluing mechanism also comprises: An oil cylinder (15) is installed on the side wall of the frame (11); A guide rail (16) is fixedly connected to the side wall of the frame (11); The bracket (17) is slidingly connected to the guide rail (16), the piston rod of the oil cylinder (15) is hinged to the cross rod (18), and the shell of the oil cylinder (15) is pivoted to the side wall of the frame (11).

6. The uniform gluing mechanism according to claim 5, wherein: The support roller (14) is rotatably connected to the frame (11), and the support roller (14) is located below the glue roller (22).

7. The uniform gluing mechanism according to claim 6, wherein: The spray head (25) is located directly above the glue roller (22), and the nozzle of the spray head (25) is vertically downward.

8. The uniform gluing mechanism according to claim 1, wherein: The glue storage box (12) is fixedly connected to the top wall of the frame (11), and the glue storage box (12) stores glue.

9. The uniform gluing mechanism according to claim 8, wherein: A plurality of glue pumps are installed in the glue storage box (12), the liquid inlet end of the glue pump is in communication with the internal space of the glue storage box (12), and the liquid outlet end of the glue pump is fixedly connected to the glue conveying hose (26).

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