Dispensing mechanism for coating machine

Abstract

The utility model belongs to the technical field of coating and dispensing, and particularly relates to a dispensing mechanism for a coating machine, which comprises a coating machine body, a bearing plate mounted at the bottom in the coating machine body, a dispensing barrel mounted at the top in the coating machine body, a glue guide barrel assembled in the dispensing barrel, and a rotating gear rotationally connected in the dispensing barrel. A plurality of glue guiding holes are formed in the edge position in the rotating gear, one glue guiding hole corresponds to the glue guiding barrel, a mounting bin is mounted on the outer side of the glue dispensing barrel, an adjusting mechanism is assembled in the mounting bin and used for adjusting the different glue guiding holes to correspond to the glue guiding barrel, and the adjusting mechanism comprises a motor fixed in the mounting bin; a half gear is fixed to the output end of the motor. The size of glue drops can be effectively controlled, the dispensing precision and adaptability are improved, and the device is relatively low in cost, easy and convenient to operate, high in adaptability and capable of accurately controlling the size of the glue drops.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of coating and dispensing, and particularly relates to a dispensing mechanism for a coating machine. BACKGROUND

[0002] In modern industrial production, the dispensing mechanism for a coating machine is a key equipment for realizing precise dispensing, and is widely used in electronic, automobile, medical and other industries. The precision of the dispensing technology directly affects the quality and production efficiency of products. Traditional dispensing mechanisms usually adopt pneumatic or mechanical control modes to control the flow and size of glue by adjusting air pressure or mechanical movement. However, these traditional methods have certain limitations, such as low control precision, poor consistency of glue droplet size, and poor adaptability, which are difficult to meet the growing demand of industrial production.

[0003] In addition, some high-end dispensing equipment adopts a combination of computer vision technology and precision control system, which can monitor and adjust the dispensing process in real time, thereby realizing precise control of the size of glue droplets. However, such equipment is costly and requires high technical requirements for operators, and is not easy to popularize in small and medium-sized enterprises.

[0004] Therefore, there is an urgent need in the market for a dispensing mechanism that is relatively low in cost, easy to operate, highly adaptable and capable of precisely controlling the size of glue droplets to meet the dispensing needs of different workpieces. SUMMARY

[0005] The utility model aims at providing a dispensing mechanism for a coating machine, which can effectively control the size and size of glue droplets, improve dispensing precision and adaptability, and is relatively low in cost, easy to operate, highly adaptable and capable of precisely controlling the size of glue droplets.

[0006] The technical scheme adopted by the utility model is as follows:

[0007] A dispensing mechanism for a coating machine, comprising a coating machine body, a bearing plate mounted at the bottom of the inside of the coating machine body, a dispensing cylinder mounted at the top of the inside of the coating machine body, a glue guide cylinder assembled in the dispensing cylinder, a rotating gear rotatably connected in the dispensing cylinder, a plurality of glue guide holes provided at the edge position of the inside of the rotating gear, and one of the glue guide holes corresponding to the glue guide cylinder.

[0008] An installation bin is mounted on the outside of the dispensing cylinder, an adjusting mechanism is assembled in the installation bin, and the adjusting mechanism is used to adjust different glue guide holes corresponding to the glue guide cylinder.

[0009] As an optimal technical scheme of the utility model, the adjusting mechanism includes the motor fixed in the inside of the installation warehouse, the half gear is fixed at the output end of the motor, and the half gear is meshed and connected with the rotating gear, and the inner wall of the glue dispensing cylinder is provided with the meshing groove body at the meshing connection position of the half gear and the rotating gear.

[0010] As an optimal technical scheme of the utility model, the diameters of each glue guiding hole are different, and the inner diameter of the bottom of the glue guiding cylinder corresponds to the glue guiding hole with the largest diameter.

[0011] As an optimal technical scheme of the utility model, the top of the half gear is provided with a ring-shaped groove, the ring-shaped groove is provided with a clamping groove corresponding to the glue guiding hole, a clamping column is fixed in the installation warehouse, and the clamping column is inserted into the clamping groove.

[0012] As an optimal technical scheme of the utility model, the top of the rotating gear is fixed with a magnetic attraction ring, the inside of the glue dispensing cylinder and the top of the rotating gear are fixed with a fixed sheet, the bottom of the fixed sheet is provided with a magnetic attraction groove corresponding to the magnetic attraction ring, and the magnetic attraction ring and the magnetic attraction groove are adsorbed and rotationally connected.

[0013] As an optimal technical scheme of the utility model, the clamping column is made of flexible material.

[0014] As an optimal technical scheme of the utility model, the center position of the rotating gear is provided with an air guiding hole, and an air guiding cylinder is installed in the inside of the glue dispensing cylinder, and the bottom of the air guiding cylinder corresponds to the air guiding hole.

[0015] As an optimal technical scheme of the utility model, the bottom of the glue dispensing cylinder is assembled with a detachable bottom plate, and the inside of the bottom plate is provided with an aligned glue hole and an aligned air hole corresponding to the glue guiding hole and the air guiding hole.

[0016] The utility model obtains the technical effect that:

[0017] The utility model discloses a glue dispensing device, which can effectively control the size of glue drops, improve the glue dispensing precision and adaptability, better meet the actual needs of industrial production, and make the device relatively low in cost, easy to operate, high in adaptability and capable of accurately controlling the size of glue drops to meet the glue dispensing needs of different workpieces. ACCURATE GLUE DISPENSING DEVICE

[0018] Figure 1 It is the structure schematic view of the utility model;

[0019] Figure 2 It is the structure schematic view between the glue dispensing cylinder and the installation warehouse in the utility model.

[0020] Figure 3 is the sectional view of the point glue cylinder in the utility model;

[0021] Figure 4 is the structural schematic view between the rotating gear, the motor and the magnetic attraction ring in the utility model;

[0022] Figure 5 is the structural schematic view between the half gear, the clamping groove and the clamping column in the utility model;

[0023] Figure 6 is the structural schematic view between the fixed sheet, the magnetic attraction ring and the air guide hole in the utility model;

[0024] Figure 7 is the structural schematic view of the bottom plate in the utility model.

[0025] In the drawings, the component list represented by each sign is as follows:

[0026] 1, coating machine body; 2, bearing plate; 3, point glue cylinder; 4, glue guide cylinder; 5, rotating gear; 6, glue guide hole; 7, alignment air hole; 8, motor; 9, half gear; 10, air guide cylinder; 11, air guide hole; 12, annular groove; 13, clamping groove; 14, clamping column; 15, fixed sheet; 16, magnetic attraction groove; 17, magnetic attraction ring; 18, installation bin; 19, bottom plate; 20, alignment glue hole. DETAILED DESCRIPTION

[0027] In order to make the purpose and advantages of the utility model more clear and obvious, the utility model is specifically described below in combination with examples. It should be understood that the following text is only used to describe one or several specific embodiments of the utility model, and does not strictly limit the protection scope of the utility model specifically requested.

[0028] Example 1:

[0029] As Figures 1-7 shown, a kind of point glue mechanism for coating machine, including coating machine body 1, the bottom of the inside of coating machine body 1 is equipped with bearing plate 2, the bearing plate 2 is provided with left and right displacement using screw mechanism, it can be driven bearing plate 2 left and right movement by screw mechanism, the workpiece needing point glue is fixed on bearing plate 2, i.e. it can realize the left and right displacement of workpiece, the top of the inside of coating machine body 1 is equipped with point glue cylinder 3, point glue cylinder 3 is equipped with glue guide cylinder 4, point glue cylinder 3 is rotatably connected with rotating gear 5, multiple glue guide holes 6 are arranged at the edge position of the inside of rotating gear 5, and one of glue guide holes 6 is correspondingly arranged with glue guide cylinder 4;

[0030] When dispensing glue on the workpiece, the glue can be supplied into the glue guide cylinder 4 through the driving member inside the coating machine, and guided onto the workpiece through the glue guide hole 6 on the rotating gear 5, and then the dispensing of the glue on the part of the workpiece that needs to be dispensed can be realized, and full-automatic dispensing can be realized.

[0031] The outer side of the glue dispensing cylinder 3 is provided with a mounting bin 18, and the mounting bin 18 is provided with an adjusting mechanism for adjusting different glue guide holes 6 corresponding to the glue guide cylinder 4.

[0032] Referring to the accompanying Figure 3 -Appendix Figure 4 The adjusting mechanism comprises a motor 8 fixed in the mounting bin 18, and the output end of the motor 8 is fixed with a half gear 9, and the half gear 9 is engaged with the rotating gear 5, and the inner wall of the glue dispensing cylinder 3 is provided with a meshing groove body at the position where the half gear 9 is engaged with the rotating gear 5.

[0033] When dispensing glue on the workpiece, the motor 8 can be driven, so that the output end of the motor 8 drives the half gear 9 to rotate, and through the engagement connection between the half gear 9 and the rotating gear 5, when the half gear 9 rotates, it can drive the rotating gear 5 to rotate, and through the setting of the teeth of the half gear 9, when the half gear 9 rotates, the next glue guide hole 6 on the rotating gear 5 is rotated to exactly correspond to the glue guide cylinder 4, and through the fact that the diameters of each glue guide hole 6 are different, and the inner diameter of the bottom of the glue guide cylinder 4 corresponds to the glue guide hole 6 with the largest diameter, so that the glue guide cylinder 4 can guide the glue through the glue guide hole 6 with different diameters, and through the glue guide hole 6 with different diameters, the glue guide cylinder 4 can adjust the size of the dispensing diameter, so that the dispensing diameter can be adjusted according to the dispensing diameter requirement of different workpieces, and through the fact that the inner diameter of the bottom of the glue guide cylinder 4 corresponds to the glue guide hole 6 with the largest diameter, when the glue guide cylinder 4 corresponds to different glue guide holes 6, there will be no glue leakage.

[0034] Referring to the accompanying Figure 5, the top of the half gear 9 is provided with a ring-shaped groove 12, the ring-shaped groove 12 is provided with a clamping groove 13 corresponding to the glue guide hole 6, the mounting bin 18 is fixed with a clamping column 14, and the clamping column 14 is inserted into the clamping groove 13, when the half gear 9 rotates, the ring-shaped groove 12 and the clamping groove 13 can be driven to rotate, and when the clamping column 14 is inserted into the position of the clamping groove 13, the clamping column 14 can slide in the ring-shaped groove 12, and then after the half gear 9 rotates one circle, in order to limit the continuous rotation of the half gear 9, the glue guide cylinder 4 corresponds to the next glue guide hole 6, the clamping column 14 is just rotated to align with the next clamping groove 13, the clamping column 14 clamps the clamping groove 13 and the half gear 9, thereby limiting the rotation of the half gear 9, so that the half gear 9 stops at the specified position without deviation, thereby avoiding the deviation caused by years of accumulation, which causes the half gear 9 to mesh with the rotating gear 5 twice when the motor 8 drives the half gear 9 to rotate once, and the error occurs, further, the clamping column 14 is made of flexible material, through the above arrangement, the clamping column 14 deforms when sliding in the ring-shaped groove 12, ensuring that the clamping column 14 can stably slide in the ring-shaped groove 12.

[0035] Referring to the drawings Figure 6 , the top of the rotating gear 5 is fixed with a magnetic attraction ring 17, the inside of the glue dispensing cylinder 3 and located at the top of the rotating gear 5 is fixed with a fixed sheet 15, and the bottom of the fixed sheet 15 is provided with a magnetic attraction groove 16 corresponding to the magnetic attraction ring 17, and the magnetic attraction ring 17 and the magnetic attraction groove 16 are attracted and connected, through the above arrangement, the rotating gear 5 can be inserted into the magnetic attraction groove 16 through the magnetic attraction ring 17 thereon, and the rotating gear 5 can be stably connected with the half gear 9 through the attraction of the two, the magnetic poles of the magnetic attraction ring 17 and the magnetic attraction groove 16 are opposite, if the magnetic pole of the magnetic attraction groove 16 is S pole, the magnetic pole of the magnetic attraction ring 17 is N pole, and vice versa.

[0036] Example 2:

[0037] This embodiment is further improved on the basis of example 1, the technical scheme and effect are as follows:

[0038] Referring to the drawings Figure 4 , the center position of the rotating gear 5 is provided with a wind guide hole 11, the inside of the glue dispensing cylinder 3 is provided with a wind guide cylinder 10, the bottom of the wind guide cylinder 10 corresponds to the wind guide hole 11, through the above arrangement, when dispensing glue on the workpiece, the wind guide cylinder 10 can be guided by the fan, and the wind guide cylinder 10 and the wind guide hole 11 correspond to each other, the wind power is blown to the workpiece, so that the impurities on the workpiece are blown off, ensuring the effect of dispensing glue, referring to the drawings Figure 7The bottom of the glue dispensing cylinder 3 is equipped with a detachable bottom plate 19, the inside of the bottom plate 19 is provided with an aligned glue hole 20 and an aligned air hole 7 corresponding to the glue guide hole 6 and the air guide hole 11, through the arrangement, the bottom plate 19 is installed at the bottom of the glue dispensing cylinder 3, the components inside the glue dispensing cylinder 3 are protected, and through the mutual correspondence of the aligned air hole 7 and the air guide hole 11 and the mutual correspondence of the aligned glue hole 20 and the glue guide hole 6, the glue dispensing and air blowing are not affected.

[0039] The above only describes the preferred embodiments of the present application, and it should be pointed out that, for ordinary skilled in the art, without departing from the principles of the present application, a number of improvements and refinements can be made, and these improvements and refinements should be considered as the protection scope of the present application. The structures, devices and operation methods not specifically described and explained in the present application are implemented according to the conventional means in the art, unless otherwise specified and limited.

Claims

1. A glue dispensing mechanism for a coater comprising a coater body (1) characterised in that: The bottom of the coating machine body (1) is provided with a bearing plate (2), the top of the coating machine body (1) is provided with a glue dispensing cylinder (3), the glue dispensing cylinder (3) is provided with a glue guide cylinder (4), the glue dispensing cylinder (3) is rotatably connected with a rotating gear (5), a plurality of glue guide holes (6) are arranged at the edge of the rotating gear (5), and one of the glue guide holes (6) is arranged in correspondence with the glue guide cylinder (4); The outer side of the glue dispensing cylinder (3) is provided with a mounting bin (18), and the mounting bin (18) is provided with an adjusting mechanism.

2. The dispensing mechanism for a coater as claimed in claim 1, wherein: The adjusting mechanism comprises a motor (8) fixed in the mounting bin (18), the output end of the motor (8) is fixed with a half gear (9), the half gear (9) is in meshing connection with the rotating gear (5), and the inner wall of the glue dispensing cylinder (3) is provided with a meshing groove body at the position where the half gear (9) and the rotating gear (5) are in meshing connection.

3. The glue dispensing mechanism for a coater as claimed in claim 2, wherein: The diameters of the glue guide holes (6) are different, and the inner diameter of the bottom of the glue guide cylinder (4) corresponds to the glue guide hole (6) with the maximum diameter.

4. The dispensing mechanism for a coater as claimed in claim 2, wherein: The top of the half gear (9) is provided with a ring-shaped groove (12), the ring-shaped groove (12) is provided with a clamping groove (13) corresponding to the glue guide hole (6), the mounting bin (18) is fixed with a clamping column (14), and the clamping column (14) is inserted into the clamping groove (13).

5. The dispensing mechanism for a coater as claimed in claim 2, wherein: The top of the rotating gear (5) is fixed with a magnetic attraction ring (17), the inside of the glue dispensing cylinder (3) and the top of the rotating gear (5) are fixed with a fixed sheet (15), the bottom of the fixed sheet (15) is provided with a magnetic attraction groove (16) corresponding to the magnetic attraction ring (17), and the magnetic attraction ring (17) and the magnetic attraction groove (16) are in adsorbing and rotating connection.

6. The dispensing mechanism for a coater as claimed in claim 4, wherein: The clamping column (14) is made of flexible material.

7. The dispensing mechanism for a coater as claimed in claim 1, wherein: The center of the rotating gear (5) is provided with an air guide hole (11), the inside of the glue dispensing cylinder (3) is provided with an air guide cylinder (10), and the bottom of the air guide cylinder (10) corresponds to the air guide hole (11).

8. The dispensing mechanism for a coater as claimed in claim 7, wherein: The bottom of the glue dispensing cylinder (3) is provided with a detachable bottom plate (19), and the inside of the bottom plate (19) is provided with an aligned glue hole (20) and an aligned air hole (7) corresponding to the glue guide hole (6) and the air guide hole (11).

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