Dispensing machine

Abstract

The invention relates to the technical field of dispensing machines, in particular to a dispensing machine which comprises a protection cabinet, liquid storage conveying barrels are symmetrically arranged in the protection cabinet, a dispensing assembly is arranged at the bottom of a through groove, a first window body is hinged to the interior of a first annular groove, a second window body is hinged to the interior of a second annular groove, and a sealing cover is arranged at the top of each liquid storage conveying barrel. Alarm assemblies are arranged on the outer walls of the stored liquid conveying barrels; according to the dispensing machine, the two liquid storage conveying barrels inside are protected by arranging the protection cabinet, the situation that mistaken touch influences overall operation and use is reduced, the first window body and the second window body are arranged on the protection cabinet in a matched mode, manual opening is facilitated, maintenance cooperation is conducted on the interior, and under cooperation of the dispensing assembly and the mixing barrel, operation is convenient, and operation is convenient. Liquid in the two liquid storage and conveying barrels is extracted to be mixed, dispensing cooperation is carried out under cooperation of a dispensing nozzle, an alarm and a transparent hose are matched in an alarm assembly, the content of the solution in the liquid storage and conveying barrels is known in real time, and when the content is lower than the alarm, an alarm is given, and then attention of a user is drawn.

Description

Technical Field

[0001] The invention relates to the technical field of glue dispensing machines, in particular to a glue dispensing machine. Background Art

[0002] Glue dispensing machine is also called glue coating machine, glue dripping machine, glue spraying machine, glue filling machine, etc. It is an automated machine that controls the fluid and drips and applies the fluid on the surface or inside of the product.

[0003] The invention with the announcement number CN219210489U discloses a glue dispensing machine, which includes a machine platform, a glue dispensing device, a cleaning device and a plurality of feeding devices, wherein the glue dispensing device is used to output glue to a product; the cleaning device is used to clean the product before the glue dispensing device dispenses glue; the plurality of feeding devices are used to transport the product along a first direction to the processing positions of the glue dispensing device and / or the cleaning device respectively; the glue dispensing machine also includes a shifting device and a driving device, the shifting device is connected to the glue dispensing device or / and the cleaning device and is slidably connected to the machine platform; the driving device is connected to the shifting device so that the shifting device moves the glue dispensing device or / and the cleaning device along a second direction;

[0004] The above technical solution, by arranging the dispensing device with the first dispensing position and the second dispensing position in the second direction, and the cleaning device with the first cleaning position and the second cleaning position in the second direction, the dispensing machine can load materials from multiple stations; however, it is not convenient to understand the solution content inside the liquid storage cylinder in real time when the dispensing machine is used, and it does not have an alarm device, which cannot attract the user's attention to add solution, and the whole does not have a protective structure to reduce the impact of accidental touch on the dispensing machine structure. Summary of the invention

[0005] The purpose of the present invention is to provide a glue dispensing machine to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A glue dispensing machine includes a protective cabinet, wherein a liquid storage and delivery barrel is symmetrically arranged inside the protective cabinet, a through groove is arranged on the left end surface of the protective cabinet, a glue dispensing assembly is arranged at the bottom of the through groove, first annular grooves are symmetrically opened on both front and rear end surfaces of the protective cabinet, a first window is hinged in the first annular groove, second annular grooves are symmetrically opened on the right end surface of the protective cabinet, a second window is hinged in the second annular groove, a sealing cover is arranged on the top of the liquid storage and delivery barrel, an alarm assembly is arranged on the outer wall of the liquid storage and delivery barrel, the alarm assembly includes a transparent hose connecting the alarm and the top of the alarm, the bottom of the alarm is connected to the inside of the liquid storage and delivery barrel through a connecting pipe, and the top of the transparent hose is connected to the inside of the liquid storage and delivery barrel through a connecting pipe.

[0008] Preferably, a support plate is provided near the middle of the left end face of the protective cabinet, the support plate is welded and fixed to the protective cabinet, a plurality of limit strips are provided on the upper surface of the support plate, the limit strips are distributed at equal intervals, and the bottom of the limit strip is bonded and fixed to the support plate.

[0009] In the present invention, the support plate helps to lift the object that needs glue dripping, and the position of the object is limited by the cooperation of multiple limit strips to prevent it from sliding off the side of the support plate and affecting the glue dripping cooperation.

[0010] Preferably, a liquid discharge pipe communicating with the interior is further provided at the left end of the liquid storage and delivery barrel, a first valve is provided on the liquid discharge pipe, and a shunt pipe is provided at the end of the liquid discharge pipe.

[0011] In the present invention, the cooperation of the first valve helps to control the discharge pipe to deliver the solution that needs to be mixed for glue dripping, and the cooperation of the diversion pipe helps to divide the solution inside one of the liquid storage and delivery barrels into two parts and deliver them to the corresponding mixing barrel, which is convenient for mixing and use before glue dripping.

[0012] Preferably, a control panel is provided on the left end face of the protective cabinet near the edge, and the dispensing assembly includes a longitudinal slide rail slidably connected to a transverse slide rail and the top of the transverse slide rail, the bottom of the longitudinal slide rail is connected to the transverse slide rail assembly through a connecting plate, and the bottom of the connecting plate is transversely slidably matched with the transverse slide rail through a pulley, and the top of the connecting plate is longitudinally slidably matched with the longitudinal slide rail through a pulley.

[0013] In the present invention, with the cooperation of the transverse slide rail and the action of the connecting plate, the longitudinal slide rail and the mixing barrel can move horizontally synchronously. The connecting plate is connected to the longitudinal slide rail to achieve longitudinal movement of the longitudinal slide rail above the transverse slide rail, which is helpful for glue dripping on the objects on the pallet.

[0014] Preferably, a mounting platform is provided at the left end of the longitudinal slide rail, and a mixing cylinder is symmetrically provided on the mounting platform. Infusion tubes are symmetrically provided on the top of the mixing cylinder. The two infusion tubes are respectively bonded and combined with the corresponding shunt tubes on the corresponding liquid storage and delivery barrels, and a dispensing nozzle is correspondingly provided at the bottom of the mixing cylinder.

[0015] In the present invention, a stirring rod is provided in the middle of the top of the mixing barrel, and with the cooperation of the corresponding stirring motor, the solutions of the two liquid storage and delivery barrels introduced into the mixing barrel are mixed. A dropper is provided at the bottom of the mixing barrel, and the bottom of the dropper is bonded and fixed to the top of the dispensing nozzle. The dropper is made of transparent PVC pipe material, which is convenient for observing the internal liquid delivery status.

[0016] Preferably, the sealing cover is plugged into and matched with the liquid storage and delivery barrel, and a plurality of fixing studs are provided at the top of the outer wall of the liquid storage and delivery barrel, the fixing studs are plugged into and matched with the protrusions on the side wall of the sealing cover, and the fixing studs are matched with positioning nuts.

[0017] In the present invention, the bottom of the fixed stud is rotatably connected to the rotating seat on the outer wall of the liquid storage and delivery barrel, and the fixed stud is threadedly connected to the positioning nut. The bottom of the positioning nut is fixedly connected to the top of the sealing cover by friction, so that the position of the sealing cover and the liquid storage and delivery barrel is fixed, and the stability of the installation is increased.

[0018] Preferably, a liquid extraction pipe is provided on the right outer wall of the liquid storage and delivery barrel near the top, a second valve is provided on the liquid extraction pipe, a bellows is provided at the bottom of the liquid extraction pipe, and a catheter groove is provided at a position corresponding to the bellows at the bottom of the right side of the protective cabinet.

[0019] In the present invention, opening the second valve helps the liquid extraction pipe to cooperate with the bellows to extract the required liquid from the external storage barrel, and the cooperation of the conduit groove helps to close the second window without affecting the liquid extraction cooperation.

[0020] Preferably, the two connecting tubes are both welded and fixed to the corresponding liquid storage and delivery barrels, the bottom of the alarm is welded and fixed to the lower connecting tube, the transparent hose passes through the alarm and is bonded and fixed to the lower connecting tube, and the top of the transparent hose is bonded and fixed to the upper connecting tube.

[0021] In the present invention, with the cooperation of the alarm, the position of the liquid in the transparent hose is identified. When the liquid is lower than the position of the alarm, the alarm sounds an alarm to attract the attention of outsiders, so that the required solution can be extracted through the liquid extraction tube in time.

[0022] Preferably, the first window body is provided with a first glass plate, and a first handle is provided on the outer wall of the first window body away from the hinge end, and the second window body is provided with a second glass plate, and a second handle is provided on the outer wall of the second window body away from the hinge end.

[0023] In the present invention, the width of the outer wall of the first window is adapted to the width of the inner wall of the first annular groove, and the width of the outer wall of the second window is adapted to the width of the inner wall of the second annular groove. The first window and the second window are provided with iron sheets on the inner walls away from the hinged end, and magnets are provided on the inner walls of the first annular groove and the second annular groove at positions corresponding to the iron sheets. The magnets are bonded and fixed to the protective cabinet, and the magnets and the iron sheets are adsorbed on each other to achieve a tight fit and fixation between the first window and the second window and the protective cabinet. When a force greater than the adsorption force between the magnet and the iron sheet is applied, the first window and the second window are opened and matched.

[0024] Compared with the prior art, the present invention has the following beneficial effects:

[0025] 1. The present invention protects the two liquid storage and delivery barrels inside by setting a protective cabinet to reduce the impact of accidental touch on the overall operation. The protective cabinet is equipped with a first window and a second window, and is convenient to manually open for internal inspection. With the cooperation of the dispensing component and the mixing barrel, the liquids in the two liquid storage and delivery barrels are extracted and mixed, and with the cooperation of the dispensing nozzle, dispensing is carried out. The alarm component is equipped with an alarm and a transparent hose to understand the solution content in the liquid storage and delivery barrel in real time. When the content is lower than the alarm, an alarm is triggered to attract the attention of the user.

[0026] 2. The present invention provides a support plate with multiple limit bars to facilitate the placement of external objects and prevent the objects from sliding down from the two sides of the support plate. The first valve is used on the discharge pipe to help cut off or transport the discharge, and with the cooperation of the diversion pipe, the two mixing cylinders are transported. The liquid extraction pipe is equipped with a bellows, and the bellows passes through the catheter groove, which helps to continuously extract the solution needed from the external storage cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0028] Figure 2 This is a schematic diagram of the first window of the present invention in an open state;

[0029] Figure 3 This is a schematic diagram of the second window opening state of the present invention;

[0030] Figure 4 It is a schematic diagram of the combined structure of the protective cabinet and the support plate of the present invention;

[0031] Figure 5 It is a schematic diagram of the structure of the liquid storage and delivery barrel of the present invention.

[0032] The meaning of each number in the figure is:

[0033] 1. protective cabinet; 10. first annular groove; 11. first window; 110. first glass plate; 111. first handle; 12. second annular groove; 13. second window; 130. second glass plate; 131. second handle; 14. conduit groove; 15. through groove;

[0034] 2. Liquid storage and delivery barrel; 20. Sealing cover; 21. Liquid discharge pipe; 210. First valve; 211. Diverter pipe; 22. Liquid extraction pipe; 220. Second valve;

[0035] 3. Alarm assembly; 30. Alarm; 31. Transparent hose; 32. Connecting pipe;

[0036] 4. Pallet; 40. Limit strip;

[0037] 5. Glue dispensing assembly; 50. lateral slide rail; 51. longitudinal slide rail; 52. mixing cylinder; 520. glue dispensing nozzle. DETAILED DESCRIPTION

[0038] 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.

[0039] See also Figure 1-Figure 5 , this embodiment provides a technical solution:

[0040] A dispensing machine includes a protective cabinet 1, wherein a liquid storage and delivery barrel 2 is symmetrically arranged inside the protective cabinet 1, and a discharge pipe 21 connected to the inside is also arranged at the left end of the liquid storage and delivery barrel 2, a first valve 210 is arranged on the discharge pipe 21, and a shunt pipe 211 is arranged at the end of the discharge pipe 21.

[0041] In the present invention, the cooperation of the first valve 210 helps to control the discharge pipe 21 to deliver the solution that needs to be mixed for glue dripping, and the cooperation of the diversion pipe 211 helps to divide the internal solution of one of the liquid storage and delivery barrels 2 into two parts and deliver them to the corresponding mixing barrel 52, which is convenient for mixing and use before glue dripping.

[0042] In this embodiment, a through groove 15 is provided on the left end surface of the protective cabinet 1, and a glue dispensing assembly 5 is provided at the bottom of the through groove 15. A control panel is provided on the left end surface of the protective cabinet 1 near the edge. The glue dispensing assembly 5 includes a transverse slide rail 50 and a longitudinal slide rail 51 slidably connected to the top of the transverse slide rail 50. The bottom of the longitudinal slide rail 51 is connected to the transverse slide rail 50 through a connecting plate, and the bottom of the connecting plate is transversely slidably matched with the transverse slide rail 50 through a pulley, and the top of the connecting plate is longitudinally slidably matched with the longitudinal slide rail 51 through a pulley.

[0043] In the present invention, with the cooperation of the transverse slide rail 50 and under the action of the connecting plate, the longitudinal slide rail 51 and the mixing barrel 52 can move horizontally synchronously. The connecting plate is connected to the longitudinal slide rail 51 to achieve the longitudinal movement of the longitudinal slide rail 51 above the transverse slide rail 50, which is helpful for the glue dripping cooperation of the objects on the pallet 4.

[0044] Specifically, a mounting platform is provided at the left end of the longitudinal slide rail 51, and a mixing cylinder 52 is symmetrically provided on the mounting platform. Infusion tubes are symmetrically provided on the top of the mixing cylinder 52. The two infusion tubes are respectively bonded and combined with the corresponding shunt tubes 211 on the corresponding liquid storage and delivery barrel 2, and a dispensing nozzle 520 is correspondingly provided at the bottom of the mixing cylinder 52.

[0045] In the present invention, a stirring rod is provided in the middle of the top of the mixing barrel 52, and with the cooperation of the corresponding stirring motor, the solutions of the two liquid storage and delivery barrels 2 introduced into the mixing barrel 52 are mixed. A dropper is provided at the bottom of the mixing barrel 52, and the bottom of the dropper is bonded and fixed to the top of the glue dispensing nozzle 520. The dropper is made of transparent PVC pipe, which is convenient for observing the internal liquid delivery status.

[0046] It should be noted that first annular grooves 10 are symmetrically provided on the front and rear end surfaces of the protective cabinet 1, and a first window 11 is hinged in the first annular groove 10. Second annular grooves 12 are symmetrically provided on the right end surface of the protective cabinet 1, and a second window 13 is hinged in the second annular groove 12. A first glass plate 110 is provided on the first window 11, and a first handle 111 is provided on the outer wall of the first window 11 away from the hinge end. A second glass plate 130 is provided on the second window 13, and a second handle 131 is provided on the outer wall of the second window 13 away from the hinge end.

[0047] In the present invention, the width of the outer wall of the first window 11 is adapted to the width of the inner wall of the first annular groove 10, and the width of the outer wall of the second window 13 is adapted to the width of the inner wall of the second annular groove 12. The first window 11 and the second window 13 are provided with iron sheets on the inner walls away from the hinged end, and magnets are provided on the inner walls of the first annular groove 10 and the second annular groove 12 at positions corresponding to the iron sheets. The magnets are bonded and fixed to the protective cabinet 1, and the magnets and the iron sheets are adsorbed on each other to achieve the first window 11 and the second window 13 being tightly fitted and fixed to the protective cabinet 1. When a force greater than the adsorption force between the magnet and the iron sheet is applied, the first window 11 and the second window 13 are opened and matched.

[0048] Furthermore, a sealing cover 20 is provided on the top of the liquid storage and delivery barrel 2, and the sealing cover 20 is plugged into and matched with the liquid storage and delivery barrel 2. A plurality of fixing studs are provided at the top of the outer wall of the liquid storage and delivery barrel 2, and the fixing studs are plugged into and matched with the protrusions on the side wall of the sealing cover 20, and the fixing studs are matched with positioning nuts.

[0049] In the present invention, the bottom of the fixed stud is rotatably connected to the rotating seat on the outer wall of the liquid storage and delivery barrel 2, and the fixed stud is threadedly connected to the positioning nut, and the bottom of the positioning nut is fixedly connected to the top of the sealing cover 20 by friction, so that the position of the sealing cover 20 and the liquid storage and delivery barrel 2 is fixed, thereby increasing the stability of the installation.

[0050] It is worth adding that a liquid extraction pipe 22 is provided on the right outer wall of the liquid storage and delivery barrel 2 near the top, a second valve 220 is provided on the liquid extraction pipe 22, a bellows is provided at the bottom of the liquid extraction pipe 22, and a catheter groove 14 is opened at the right bottom of the protective cabinet 1 at a position corresponding to the bellows.

[0051] In the present invention, opening the second valve 220 helps the liquid extraction tube 22 cooperate with the bellows to extract the required liquid from the external storage barrel, and the cooperation of the conduit groove 14 helps the second window 13 to be closed without affecting the liquid extraction cooperation.

[0052] Furthermore, an alarm component 3 is provided on the outer wall of the liquid storage and delivery barrel 2. The alarm component 3 includes an alarm 30 and a transparent hose 31 connected to the top of the alarm 30. The bottom of the alarm 30 is connected to the inside of the liquid storage and delivery barrel 2 through a connecting pipe 32. The top of the transparent hose 31 is connected to the inside of the liquid storage and delivery barrel 2 through a connecting pipe 32.

[0053] It is worth adding that the two connecting tubes 32 are both welded and fixed to the corresponding liquid storage and delivery barrels 2, the bottom of the alarm 30 is welded and fixed to the lower connecting tube 32, the transparent hose 31 passes through the alarm 30 and is bonded and fixed to the lower connecting tube 32, and the top of the transparent hose 31 is bonded and fixed to the upper connecting tube 32.

[0054] In the present invention, with the cooperation of the alarm 30, the position of the liquid in the transparent hose 31 is identified. When the liquid is lower than the position of the alarm 30, the alarm 30 sounds an alarm to attract the attention of outsiders, so that the required solution can be extracted through the liquid extraction pipe 22 in time.

[0055] In addition, a support plate 4 is provided near the middle of the left end face of the protective cabinet 1. The support plate 4 is welded and fixed to the protective cabinet 1. A plurality of limit strips 40 are provided on the upper surface of the support plate 4. The limit strips 40 are distributed at equal intervals, and the bottom of the limit strips 40 is bonded and fixed to the support plate 4.

[0056] In the present invention, the support plate 4 is used to help lift the object that needs glue dripping, and the plurality of limit strips 40 are used to limit the position of the object to prevent it from sliding off the side of the support plate 4 and affecting the glue dripping.

[0057] When the glue dispensing machine of this embodiment is in use, firstly, the transverse slide rail 50 is fixed to the bottom of the through groove 15, and the longitudinal slide rail 51 is slidably matched with the transverse slide rail 50 through the connecting plate, and the mixing cylinder 52 with the glue dispensing nozzle 520 is fixed on the mounting platform at the top of the longitudinal slide rail 51, and then two liquid storage and delivery barrels 2 with sealing covers 20 are fixed inside the protective cabinet 1, and the discharge pipe 21 with the first valve 210 is connected to the corresponding infusion pipe on the mixing cylinder 52 through the shunt pipe 211, and the suction pipe 22 with the second valve 220 is combined and connected with the liquid storage and delivery barrel 2, and the end of the suction pipe 22 is connected to the bellows, and the bellows extends from the conduit groove 14 to connect with the external storage barrel, and then the corresponding first window 11 is hingedly matched with the first annular groove 10, and the second window 13 is hingedly matched with the second annular groove 12, and in cooperation with the protective cabinet 1, the interior is protected to reduce the impact of accidental touch damage;

[0058] When internal inspection is required, the user, with the cooperation of the first pull handle 111 and the second pull handle 131, applies an adsorption force greater than that of the magnet and the iron sheet, opens the first window 11 and the second window 13 to achieve internal inspection. The user manually pushes the longitudinal slide rail 51 to move horizontally on the transverse slide rail 50, and pushes the longitudinal slide rail 51 to move longitudinally on the connecting plate on the transverse slide rail 50, so as to achieve the adjustment and coordination of the bottom of the mixing barrel 52 at different positions on the support plate 4, which is helpful for glue dripping on the placed objects, and with the cooperation of the two mixing barrels 52, glue dripping on two objects can be carried out at the same time;

[0059] When the solution content inside the liquid storage and delivery barrel 2 is lower than that of the alarm 30, the alarm 30 will sound an alarm after being powered on, attracting the attention of outside personnel, which helps to open the second valve 220 in time to extract the solution in the external storage barrel through the liquid extraction tube 22, and helps to continue the delivery coordination. The overall combination is easy to install and convenient for manual operation. The liquid storage and delivery barrel 2 and the corresponding pipeline protection are coordinated to reduce the damage caused by accidental touch.

Claims

1. A glue dispensing machine, comprising a protective cabinet (1), wherein a liquid storage and delivery barrel (2) is symmetrically arranged inside the protective cabinet (1), a through groove (15) is arranged on the left end surface of the protective cabinet (1), and a glue dispensing component (5) is arranged at the bottom of the through groove (15), characterized in that: The protective cabinet (1) is symmetrically provided with first annular grooves (10) on both front and rear end surfaces, and a first window (11) is hinged in the first annular groove (10). The protective cabinet (1) is symmetrically provided with second annular grooves (12) on the right end surface, and a second window (13) is hinged in the second annular groove (12). The top of the liquid storage and delivery barrel (2) is provided with a sealing cover (20), and the outer wall of the liquid storage and delivery barrel (2) is provided with an alarm component (3). The alarm component (3) includes an alarm (30) and a transparent hose (31) connected to the top of the alarm (30). The bottom of the alarm (30) is connected to the inside of the liquid storage and delivery barrel (2) through a connecting pipe (32), and the top of the transparent hose (31) is connected to the inside of the liquid storage and delivery barrel (2) through a connecting pipe (32).

2. The dispensing machine according to claim 1, characterized in that: A support plate (4) is provided near the middle of the left end surface of the protective cabinet (1), and the support plate (4) is welded and fixed to the protective cabinet (1). A plurality of limit strips (40) are provided on the upper surface of the support plate (4), and the limit strips (40) are distributed at equal intervals. The bottom of the limit strip (40) is bonded and fixed to the support plate (4).

3. The glue dispensing machine according to claim 1, characterized in that: The left end of the liquid storage and delivery barrel (2) is also provided with a liquid discharge pipe (21) communicating with the interior, the liquid discharge pipe (21) is provided with a first valve (210), and the end of the liquid discharge pipe (21) is provided with a shunt pipe (211).

4. The glue dispensing machine according to claim 3, characterized in that: A control panel is provided on the left end surface of the protective cabinet (1) near the edge, and the dispensing assembly (5) comprises a transverse slide rail (50) and a longitudinal slide rail (51) slidably connected to the top of the transverse slide rail (50), and the bottom of the longitudinal slide rail (51) is combined and connected to the transverse slide rail (50) through a connecting plate, and the bottom of the connecting plate is transversely slidably matched with the transverse slide rail (50) through a pulley, and the top of the connecting plate is longitudinally slidably matched with the longitudinal slide rail (51) through a pulley.

5. The glue dispensing machine according to claim 4, characterized in that: A mounting platform is provided at the left end of the longitudinal slide rail (51), and a mixing cylinder (52) is symmetrically provided on the mounting platform. Liquid infusion tubes are symmetrically provided on the top of the mixing cylinder (52), and the two liquid infusion tubes are respectively bonded and assembled with the corresponding shunt tubes (211) on the corresponding liquid storage and delivery barrel (2). A glue dispensing nozzle (520) is correspondingly provided at the bottom of the mixing cylinder (52).

6. The glue dispensing machine according to claim 1, characterized in that: The sealing cover (20) is plugged into and matched with the liquid storage and delivery barrel (2); a plurality of fixing studs are provided at the top of the outer wall of the liquid storage and delivery barrel (2); the fixing studs are plugged into and matched with the protrusions on the side wall of the sealing cover (20), and the fixing studs are matched with positioning nuts.

7. The glue dispensing machine according to claim 1, characterized in that: A liquid extraction pipe (22) is provided on the right outer wall of the liquid storage and delivery barrel (2) near the top, a second valve (220) is provided on the liquid extraction pipe (22), a bellows is provided at the bottom of the liquid extraction pipe (22), and a conduit groove (14) is provided at a position corresponding to the bellows at the right bottom of the protection cabinet (1).

8. The glue dispensing machine according to claim 1, characterized in that: The two connecting pipes (32) are both welded and fixed to the corresponding liquid storage and delivery barrels (2); the bottom of the alarm (30) is welded and fixed to the lower connecting pipe (32); the transparent hose (31) passes through the alarm (30) and is bonded and fixed to the lower connecting pipe (32); and the top of the transparent hose (31) is bonded and fixed to the upper connecting pipe (32).

9. The glue dispensing machine according to claim 1, characterized in that: The first window (11) is provided with a first glass plate (110), and a first handle (111) is provided on the outer wall of the first window (11) away from the hinge end; the second window (13) is provided with a second glass plate (130), and a second handle (131) is provided on the outer wall of the second window (13) away from the hinge end.

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