Automatic UV dispensing machine

Abstract

The invention relates to the related technical field of dispensing machines, in particular to an automatic UV dispensing machine which comprises a dispensing machine main rack, a workpiece platform, a dispensing manipulator, a dispensing mechanism and a control panel, the workpiece platform is fixed to the position, close to the front side, of the upper end face of the dispensing machine main rack, and a base of the dispensing manipulator is fixed to the position, close to the rear side, of the dispensing machine main rack; a mounting plate is fixedly mounted at the tail end of the dispensing manipulator; the automatic UV dispensing machine composed of a dispensing machine main rack, a workpiece platform, a dispensing manipulator, a dispensing mechanism and a control panel is arranged, the dispensing mechanism is composed of a glue supply module, a filtering module, a dispensing module, a dispensing needle tube and a UV lamp, and a filtering piece is arranged in a filtering cavity of the filtering module; therefore, the glue flowing into the glue dispensing module is effectively filtered, the glue dispensing needle tube is effectively prevented from being blocked by impurities or flocculates in the glue, and normal work of the automatic UV glue dispensing machine is effectively guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field related to glue dispensing machines, and in particular to an automatic UV glue dispensing machine. Background Art

[0002] Glue dispensing machine, also known as glue coating machine, glue dripping machine, glue spraying machine, glue filling machine, etc., is an automated machine that controls fluids and drips and applies fluids on the surface or inside of products. It can achieve three-dimensional and four-dimensional path dispensing, precise positioning, precise glue control, no drawing, no glue leakage, and no glue dripping; The existing Chinese patent document with announcement number CN215429956U discloses a UV curing glue dispensing machine, which includes an operating table, a sliding bearing base moving in the front-back direction is provided on the operating table, a glue dispensing workpiece is provided on the sliding bearing base, lifting columns are provided on both sides of the operating table, a lifting beam seat is provided between the lifting columns, the lifting beam seat moves up and down along the lifting columns, a glue dispensing device is provided on the lifting beam seat, the glue dispensing device moves left and right along the lifting beam seat, the glue dispensing device includes a glue dispensing gun, the glue dispensing gun is provided above the sliding bearing base, a UV curing device is provided at the bottom of the lifting beam seat, and the irradiation end of the UV curing device is provided above the glue dispensing workpiece; However, there is no filtering structure inside the dispensing head of the above document, and the colloid is prone to flocculation and formation of impurities due to improper storage during long-term storage, which may lead to clogging of the dispensing head during the dispensing process. Therefore, the present invention proposes an automatic UV dispensing machine to solve the above problem. Summary of the invention

[0003] The object of the present invention is to provide an automatic UV glue dispensing machine to solve the problems raised in the above background technology.

[0004] To achieve the above object, the present invention provides the following technical solution: an automatic UV dispensing machine, comprising: Dispensing machine main frame; A workpiece platform, which is fixed to the front side of the upper end surface of the main frame of the dispensing machine; A dispensing robot, the base of which is fixed at the rear side of the main frame of the dispensing machine, and a mounting plate is fixedly mounted at the end of the dispensing robot; The glue dispensing mechanism is fixedly mounted on the mounting plate, and the glue dispensing mechanism includes a glue supply module, a filter module, a glue dispensing module, a glue dispensing needle tube and a UV lamp; The control panel is arranged at the left end of the main frame of the dispensing machine, and the dispensing robot and the dispensing mechanism are both connected to the control panel by electrical signals.

[0005] Preferably, the glue supply module is fixed on the mounting plate, the filter module is fixed on the mounting plate, and a filter cavity is provided on the filter module, and the upper end connecting port of the filter cavity is connected to the glue supply port of the glue supply module through a glue feeding pipe, an upper docking groove is provided at the lower side of the connecting port, the upper side end of the glue dispensing module is threadedly connected to the lower side port of the filter cavity, and a lower docking groove is provided on the upper end surface of the glue dispensing module, a glue feeding channel is provided through the lower docking groove, a needle tube connecting port is integrally formed at the lower side end of the glue feeding channel, the glue dispensing needle tube is fixedly connected to the needle tube connecting port, and a filter element is provided in the filter cavity.

[0006] Preferably, a sealing groove is provided on the side wall of the glue delivery channel, a first-level piston is movably arranged in the sealing groove, and a first-level telescopic electric cylinder is fixedly installed at the end of the sealing groove, the first-level piston is fixedly connected to the telescopic rod of the first-level telescopic electric cylinder, after the first-level telescopic electric cylinder moves, the first-level piston blocks the glue delivery channel, and when the first-level telescopic electric cylinder is in the return state, the first-level piston is completely retracted into the sealing groove, and the first-level telescopic electric cylinder is connected to the control panel by electrical signals.

[0007] Preferably, the filter element comprises a filter ball, an upper docking tube and a lower docking tube, and the filter ball, the upper docking tube and the lower docking tube are integrally formed. When the filter element is actually installed, the upper docking tube and the lower docking tube are respectively inserted into the upper docking groove and the lower docking groove. A glue inlet hole is provided on the side wall of the upper docking tube, and the inner cavity of the upper docking tube is connected with the filter cavity through the glue inlet hole. A primary sealing gasket is provided at the bottom of the lower docking groove. When the filter element is actually installed, the primary sealing gasket is in a compressed state.

[0008] Preferably, the filter ball includes an outer sphere and an inner sphere, the side wall of the outer sphere is provided with a primary filter hole, the side wall of the inner sphere is provided with a secondary filter hole, the primary filter holes and the secondary filter holes are evenly arranged, the inner cavity of the outer sphere is not connected to the inner cavity of the lower docking tube, and the inner cavity of the inner sphere is connected to the inner cavity of the lower docking tube.

[0009] Preferably, the notch shapes of the primary filter holes and the secondary filter holes are both truncated cone-shaped, and the large ports of the primary filter holes and the secondary filter holes are both set inward, and the diameter value of the small port of the primary filter hole is greater than the diameter value of the large port of the secondary filter hole.

[0010] Preferably, the filter element includes a first filter element and a second filter element, the first filter element and the second filter element are symmetrically arranged, and positioning grooves are provided on the side walls of the upper butt joint tube and the lower butt joint tube on the first filter element, and positioning protrusions are integrally formed on the side walls of the upper butt joint tube and the lower butt joint tube on the second filter element, and the size of the positioning protrusion is matched with the size of the positioning groove, the upper butt joint tube and the lower butt joint tube are both cast from ferromagnetic material, and the positioning protrusions are magnet blocks, and when the first filter element and the second filter element are actually docked, the positioning protrusions are respectively embedded in the corresponding positioning grooves.

[0011] Preferably, a secondary sealing gasket is provided at the connection position between the glue dispensing module and the filtering module, and when the glue dispensing module is actually docked with the filtering module, the secondary sealing gasket is in a compressed state.

[0012] Preferably, a connecting hole is provided on the side wall of the glue delivery channel, an electric cylinder groove is provided on the outer side wall of the glue dispensing module, a piston groove is provided at the bottom of the electric cylinder groove, the piston groove is communicated with the inner cavity of the glue delivery channel through the connecting hole, a secondary piston is movably arranged in the piston groove, a secondary telescopic electric cylinder is fixedly installed in the electric cylinder groove, the secondary piston is fixedly connected to the telescopic rod of the secondary telescopic electric cylinder, the secondary telescopic electric cylinder is connected with the electrical signal of the control panel, when the secondary telescopic electric cylinder moves, the secondary piston moves to the bottom of the piston groove, and at this time, the secondary piston forms a blocking effect on the port of the connecting hole.

[0013] Preferably, the UV lamp is arranged in a ring shape, and the UV lamp is fixed on the mounting plate through a lamp bracket, and the irradiation surface of the UV lamp is arranged downward, and the dispensing needle is arranged to pass through the inner hole of the UV lamp.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. By setting up an automatic UV dispensing machine composed of a dispensing machine main frame, a workpiece platform, a dispensing manipulator, a dispensing mechanism and a control panel, and by setting the dispensing mechanism to be composed of a glue supply module, a filtering module, a dispensing module, a dispensing needle tube and a UV lamp, and by setting a filter in the filter cavity of the filtering module, the colloid flowing into the dispensing module is effectively filtered, thereby effectively preventing the impurities or flocculants in the colloid from clogging the dispensing needle tube, thereby effectively ensuring the normal operation of the automatic UV dispensing machine; 2. The filter element is configured to be composed of a filter ball, an upper butt joint pipe and a lower butt joint pipe, thereby effectively increasing the filter area through the filter ball, thereby effectively ensuring the filter efficiency while reducing the filter hole size; 3. The filter ball is configured to be composed of an outer sphere and an inner sphere, and a primary filter hole and a secondary filter hole are respectively provided on the outer sphere and the inner sphere, and the primary filter hole and the secondary filter hole are configured to be truncated cone-shaped, and the large ports of the primary filter hole and the secondary filter hole are configured to face inward, and the small port diameter of the primary filter hole is configured to be larger than the large port diameter of the secondary filter hole, so that through the combined filtering effect of the outer sphere and the inner sphere, while ensuring the filtering efficiency, the filtering effect on impurities can be further improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the front structure of the present invention; Figure 2 for Figure 1 A schematic diagram of the structure enlargement in the middle; Figure 3 It is a schematic diagram of the rear structure of the present invention; Figure 4 It is a schematic diagram of the dispensing mechanism of the present invention; Figure 5 A half-section view of the filter module and the dispensing module of the present invention; Figure 6 for Figure 5 A magnified schematic diagram of the structure at B in the middle; Figure 7 for Figure 5 A magnified schematic diagram of the structure at C in the middle; Figure 8 This is a schematic diagram of the connection between the filter module and the dispensing module of the present invention; Fig. 9 for Figure 8 A magnified schematic diagram of the structure at D in the middle; Fig.10 This is a schematic diagram of the filter structure of the present invention; Fig.11 This is a schematic diagram of the structure of the first filter element of the present invention; Fig.12 for Fig.11 The enlarged schematic diagram of the structure at E in the middle; Fig.13 This is a schematic diagram of the structure of the second filter element of the present invention.

[0016] In the figure: dispensing machine main frame 1, workpiece platform 2, dispensing robot 3, dispensing mechanism 4, control panel 5, glue supply module 6, filtering module 7, dispensing module 8, dispensing needle tube 9, UV lamp 10, mounting plate 11, glue feeding tube 12, lamp bracket 13, filter chamber 14, connecting port 15, upper docking groove 16, lower docking groove 17, glue feeding channel 18, sealing groove 19, needle tube connecting port 20, first-level telescopic electric cylinder 21, first-level piston 22, filter ball 23, upper docking tube 24, lower docking tube 25, glue inlet hole 26, outer sphere 27, inner sphere 28, first-level filter hole 29, second-level filter hole 30, positioning groove 31, positioning protrusion 32, connecting hole 33, piston groove 34, electric cylinder groove 35, second-level piston 36, second-level telescopic electric cylinder 37. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] See also Figure 1-13 The present invention provides the following three preferred embodiments: Embodiment 1: An automatic UV glue dispensing machine comprises a glue dispensing machine main frame 1, a workpiece platform 2, a glue dispensing robot 3, a glue dispensing mechanism 4 and a control panel 5, wherein the workpiece platform 2 is fixed at the front side of the upper end surface of the glue dispensing machine main frame 1, the base of the glue dispensing robot 3 is fixed at the rear side of the glue dispensing machine main frame 1, the end of the glue dispensing robot 3 is fixedly installed with a mounting plate 11, the glue dispensing mechanism 4 is fixedly installed on the mounting plate 11, and the glue dispensing mechanism 4 comprises a glue supply module 6, a filtering module 7, a glue dispensing module 8, a glue dispensing needle tube 9 and a UV lamp 10, the control panel 5 is arranged at the left end of the glue dispensing machine main frame 1, and the glue dispensing robot 3 and the glue dispensing mechanism 4 are both electrically connected to the control panel 5 by signals.

[0019] The glue supply module 6 is fixed on the mounting plate 11, the filter module 7 is fixed on the mounting plate 11, and a filter chamber 14 is provided on the filter module 7, and the upper end connection port 15 of the filter chamber 14 is connected to the glue supply port of the glue supply module 6 through the glue feeding pipe 12, and an upper docking groove 16 is provided at the lower side of the connection port 15, the upper side end of the glue dispensing module 8 is threadedly connected to the lower side port of the filter chamber 14, and a lower docking groove 17 is provided on the upper end surface of the glue dispensing module 8, and a glue feeding channel 18 is provided through the lower docking groove 17, and a needle tube connection port 20 is integrally formed at the lower side end of the glue feeding channel 18, and the glue dispensing needle tube 9 is fixedly connected to the needle tube connection port 20. On the opening 20, a filter element is arranged in the filter cavity 14, and an automatic UV glue dispensing machine composed of a glue dispensing machine main frame 1, a workpiece platform 2, a glue dispensing robot 3, a glue dispensing mechanism 4 and a control panel 5 is arranged, and the glue dispensing mechanism 4 is arranged to be composed of a glue supply module 6, a filtering module 7, a glue dispensing module 8, a glue dispensing needle tube 9 and a UV lamp 10, and a filter element is arranged in the filter cavity 14 of the filtering module 7, so that the colloid flowing into the glue dispensing module 8 is effectively filtered, so as to effectively prevent the impurities or flocculants in the colloid from clogging the glue dispensing needle tube 9, thereby effectively ensuring the normal operation of the automatic UV glue dispensing machine.

[0020] A sealing groove 19 is provided on the side wall of the glue delivery channel 18, and a first-level piston 22 is movably arranged in the sealing groove 19, and a first-level telescopic electric cylinder 21 is fixedly installed at the end of the sealing groove 19, and the first-level piston 22 is fixedly connected to the telescopic rod of the first-level telescopic electric cylinder 21. After the first-level telescopic electric cylinder 21 moves, the first-level piston 22 blocks the glue delivery channel 18. When the first-level telescopic electric cylinder 21 is in the return state, the first-level piston 22 is completely retracted into the sealing groove 19, and the first-level telescopic electric cylinder 21 is connected to the control panel 5 by electrical signals.

[0021] Embodiment 2: On the basis of embodiment 1, the filter element includes a filter ball 23, an upper butt joint pipe 24 and a lower butt joint pipe 25, and the filter ball 23, the upper butt joint pipe 24 and the lower butt joint pipe 25 are integrally formed. When the filter element is actually installed, the upper butt joint pipe 24 and the lower butt joint pipe 25 are respectively inserted in the upper butt joint groove 16 and the lower butt joint groove 17. A glue inlet hole 26 is provided on the side wall of the upper butt joint pipe 24. The inner cavity of the upper butt joint pipe 24 is connected with the filter cavity 14 through the glue inlet hole 26. The bottom of the lower butt joint groove 17 is padded with a primary sealing gasket. When the filter element is actually installed, the primary sealing gasket is in a compressed state. By setting the filter element to be composed of the filter ball 23, the upper butt joint pipe 24 and the lower butt joint pipe 2, the filter area is effectively increased through the filter ball 23, so that the filter efficiency can be effectively guaranteed while the filter hole size can be reduced.

[0022] The filter ball 23 includes an outer sphere 27 and an inner sphere 28. A primary filter hole 29 is opened on the side wall of the outer sphere 27, and a secondary filter hole 30 is opened on the side wall of the inner sphere 28. The primary filter holes 29 and the secondary filter holes 30 are evenly arranged. The inner cavity of the outer sphere 27 is not connected to the inner cavity of the lower docking tube 25, and the inner cavity of the inner sphere 28 is connected to the inner cavity of the lower docking tube 25. The gap between the outer sphere 27 and the side wall of the filter cavity 14 can also be used to temporarily store impurities, thereby avoiding secondary pollution caused by the backflow of impurities, thereby improving the filtering effect.

[0023] The notch shapes of the primary filter hole 29 and the secondary filter hole 30 are both truncated cone-shaped, and the large ports of the primary filter hole 29 and the secondary filter hole 30 are both set inward, and the small port diameter value of the primary filter hole 29 is larger than the large port diameter value of the secondary filter hole 30, and the filter ball 23 is arranged to be composed of an outer sphere 27 and an inner sphere 28, and the primary filter hole 29 and the secondary filter hole 30 are respectively opened on the outer sphere 27 and the inner sphere 28, and the primary filter hole 29 and the secondary filter hole 30 are arranged in a truncated cone shape, and the large ports of the primary filter hole 29 and the secondary filter hole 30 are set inward, and the small port diameter value of the primary filter hole 29 is larger than the large port diameter value of the secondary filter hole 30, so that through the combined filtering effect of the outer sphere 27 and the inner sphere 28, while ensuring the filtering efficiency, the filtering effect on impurities can be further improved.

[0024] The filter element comprises a first filter element and a second filter element, which are symmetrically arranged, and positioning grooves 31 are provided on the side walls of the upper butt joint pipe 24 and the lower butt joint pipe 25 on the first filter element, and positioning protrusions 32 are integrally formed on the side walls of the upper butt joint pipe 24 and the lower butt joint pipe 25 on the second filter element, and the size of the positioning protrusion 32 matches the size of the positioning groove 31. The upper butt joint pipe 24 and the lower butt joint pipe 25 are both cast from ferromagnetic material, and the positioning protrusion 32 is a magnet block. When the first filter element and the second filter element are actually docked, the positioning protrusion 32 is respectively embedded in the corresponding positioning groove 31. The filter element is arranged to consist of the first filter element and the second filter element, which can facilitate cleaning of the interior of the outer sphere 27 and the inner sphere 28, and the arrangement of the positioning groove 31 and the positioning protrusion 32 can improve the connection stability of the first filter element and the second filter element.

[0025] A secondary sealing gasket is provided at the connection position between the glue dispensing module 8 and the filtering module 7. When the glue dispensing module 8 and the filtering module 7 are actually docked, the secondary sealing gasket is in a compressed state to ensure the sealing of the connection position between the glue dispensing module 8 and the filtering module 7.

[0026] Example 3: Please refer to Figure 1-6On the basis of the second embodiment, a connecting hole 33 is provided on the side wall of the glue delivery channel 18, an electric cylinder groove 35 is provided on the outer side wall of the glue dispensing module 8, a piston groove 34 is provided at the bottom of the electric cylinder groove 35, the piston groove 34 is connected with the inner cavity of the glue delivery channel 18 through the connecting hole 33, the connecting hole 33 is located at the lower side of the sealing groove 19, a secondary piston 36 is movably arranged in the piston groove 34, a secondary telescopic electric cylinder 37 is fixedly installed in the electric cylinder groove 35, the secondary piston 36 is fixedly connected to the telescopic rod of the secondary telescopic electric cylinder 37, and the secondary telescopic electric cylinder 37 is connected to the control panel 5 The electrical signal is connected. When the secondary telescopic electric cylinder 37 moves, the secondary piston 36 moves to the bottom of the piston groove 34. At this time, the secondary piston 36 forms a blocking effect on the port of the connecting hole 33. The primary piston 22 is pushed by the primary telescopic electric cylinder 21 to block the glue delivery channel 18. The secondary piston 36 is driven to move outward by the secondary telescopic electric cylinder 37, thereby forming a suction effect on the colloid in the glue delivery channel 18 on the lower side of the primary piston 22. Therefore, when the dispensing mechanism 4 switches the dispensing point, glue dripping can be avoided at the position of the dispensing needle 9.

[0027] The UV lamp 10 is arranged in a ring shape, and the irradiation surface of the UV lamp 10 is arranged downward, and the glue dispensing needle tube 9 is arranged to pass through the inner hole of the UV lamp 10. The arrangement of the ring-shaped UV lamp 10 can improve the curing effect of the glue dispensing point.

[0028] Although the above describes the illustrative specific implementation methods of the present application so that technicians in this technical field can understand the present application, the present application is not limited to the scope of the specific implementation methods. For ordinary technicians in this technical field, as long as various changes are within the spirit and scope of the present application defined and determined by the attached claims, all application creations using the concept of the present application are protected.

Claims

1. An automatic UV dispensing machine, characterized by: include: Dispensing machine main frame (1); A workpiece platform (2), the workpiece platform (2) being fixed at a front side position of an upper end surface of a main frame (1) of the dispensing machine; A glue dispensing robot (3), wherein the base of the glue dispensing robot (3) is fixed at a rear side of a main frame (1) of the glue dispensing machine, and a mounting plate (11) is fixedly mounted at the end of the glue dispensing robot (3); A glue dispensing mechanism (4), the glue dispensing mechanism (4) being fixedly mounted on a mounting plate (11), and comprising a glue supply module (6), a filter module (7), a glue dispensing module (8), a glue dispensing needle tube (9) and a UV lamp (10); A control panel (5) is arranged at the left end of a main frame (1) of the glue dispensing machine, and the glue dispensing robot (3) and the glue dispensing mechanism (4) are both connected to the control panel (5) via electrical signals.

2. The automatic UV dispensing machine according to claim 1, characterized in that: The glue supply module (6) is fixed on the mounting plate (11), the filter module (7) is fixed on the mounting plate (11), and a filter chamber (14) is provided on the filter module (7), and an upper connection port (15) of the filter chamber (14) is connected to a glue supply port of the glue supply module (6) via a glue supply pipe (12), an upper docking groove (16) is provided at a lower position of the connection port (15), an upper side end of the glue dispensing module (8) is threadedly connected to a lower side port of the filter chamber (14), and a lower docking groove (17) is provided on an upper end surface of the glue dispensing module (8), a glue delivery channel (18) is provided through the lower docking groove (17), a needle tube connection port (20) is integrally formed at the lower side end of the glue delivery channel (18), the glue dispensing needle tube (9) is fixedly connected to the needle tube connection port (20), and a filter element is provided in the filter chamber (14).

3. The automatic UV dispensing machine according to claim 2, characterized in that: A sealing groove (19) is provided on the side wall of the glue delivery channel (18), a first-level piston (22) is movably arranged in the sealing groove (19), and a first-level telescopic electric cylinder (21) is fixedly installed at the end of the sealing groove (19), the first-level piston (22) is fixedly connected to the telescopic rod of the first-level telescopic electric cylinder (21), after the first-level telescopic electric cylinder (21) moves forward, the first-level piston (22) blocks the glue delivery channel (18), and when the first-level telescopic electric cylinder (21) is in a return state, the first-level piston (22) is completely retracted into the sealing groove (19), and the first-level telescopic electric cylinder (21) is connected to the control panel (5) by electrical signals.

4. The automatic UV dispensing machine according to claim 3, characterized in that: The filter element comprises a filter ball (23), an upper butt joint pipe (24) and a lower butt joint pipe (25); the filter ball (23), the upper butt joint pipe (24) and the lower butt joint pipe (25) are integrally formed; when the filter element is actually installed, the upper butt joint pipe (24) and the lower butt joint pipe (25) are respectively inserted into the upper butt joint groove (16) and the lower butt joint groove (17); a glue inlet hole (26) is provided on the side wall of the upper butt joint pipe (24); the inner cavity of the upper butt joint pipe (24) is connected to the filter cavity (14) through the glue inlet hole (26); a primary sealing gasket is provided at the bottom of the lower butt joint groove (17); when the filter element is actually installed, the primary sealing gasket is in a compressed state.

5. The automatic UV dispensing machine according to claim 4, characterized in that: The filter ball (23) comprises an outer sphere (27) and an inner sphere (28); a primary filter hole (29) is provided on the side wall of the outer sphere (27); a secondary filter hole (30) is provided on the side wall of the inner sphere (28); the primary filter holes (29) and the secondary filter holes (30) are evenly arranged; the inner cavity of the outer sphere (27) is not connected to the inner cavity of the lower butt joint pipe (25); and the inner cavity of the inner sphere (28) is connected to the inner cavity of the lower butt joint pipe (25).

6. The automatic UV dispensing machine according to claim 5, characterized in that: The notches of the primary filter hole (29) and the secondary filter hole (30) are both truncated cone shaped, and the large ports of the primary filter hole (29) and the secondary filter hole (30) are both arranged inwardly, and the diameter of the small port of the primary filter hole (29) is greater than the diameter of the large port of the secondary filter hole (30).

7. The automatic UV dispensing machine according to claim 5, characterized in that: The filter element comprises a first filter element and a second filter element, the first filter element and the second filter element are symmetrically arranged, and the side walls of the upper butt joint pipe (24) and the lower butt joint pipe (25) on the first filter element are both provided with positioning grooves (31), and the side walls of the upper butt joint pipe (24) and the lower butt joint pipe (25) on the second filter element are both integrally formed with positioning protrusions (32), the size of the positioning protrusions (32) being matched with the size of the positioning grooves (31), the upper butt joint pipe (24) and the lower butt joint pipe (25) are both cast from ferromagnetic materials, the positioning protrusions (32) are magnet blocks, and when the first filter element and the second filter element are actually butt jointed, the positioning protrusions (32) are respectively embedded in the corresponding positioning grooves (31).

8. The automatic UV glue dispensing machine according to claim 5, characterized in that: A secondary sealing gasket is provided at the connection position between the glue dispensing module (8) and the filtering module (7); when the glue dispensing module (8) and the filtering module (7) are actually connected, the secondary sealing gasket is in a compressed state.

9. The automatic UV dispensing machine according to claim 5, characterized in that: A connecting hole (33) is provided on the side wall of the glue delivery channel (18), an electric cylinder groove (35) is provided on the outer side wall of the glue dispensing module (8), a piston groove (34) is provided at the bottom of the electric cylinder groove (35), the piston groove (34) is connected to the inner cavity of the glue delivery channel (18) through the connecting hole (33), a secondary piston (36) is movably arranged in the piston groove (34), a secondary telescopic electric cylinder (37) is fixedly installed in the electric cylinder groove (35), the secondary piston (36) is fixedly connected to the telescopic rod of the secondary telescopic electric cylinder (37), the secondary telescopic electric cylinder (37) is connected to the control panel (5) by electrical signals, and when the secondary telescopic electric cylinder (37) moves, the secondary piston (36) moves to the bottom of the piston groove (34), and at this time, the secondary piston (36) forms a blocking effect on the end of the connecting hole (33).

10. The automatic UV dispensing machine according to claim 1, characterized in that: The UV lamp (10) is arranged in a ring shape, and the UV lamp (10) is fixed on the mounting plate (11) via a lamp bracket (13), and the irradiation surface of the UV lamp (10) is arranged downward, and the dispensing needle tube (9) is arranged to pass through the inner hole of the UV lamp (10).

Images