Glue preheating device

Abstract

The utility model discloses a glue preheating device which comprises a machine shell and a heating device, the machine shell comprises an upper shell and a lower shell, a containing cavity is formed between the upper shell and the lower shell, the heating device is installed on the lower shell, the upper shell is provided with a first through hole for the heating device to be exposed, and the heating device comprises a heating core, a heat insulation cylinder and a heating pipe. The heating core is provided with a heating cavity used for containing glue, the upper portion of the heating core is provided with a second through hole allowing the heating pipe to be inserted therein, the top of the heat insulation cylinder is provided with a heat insulation upper cover, the heating core is arranged in the heat insulation cylinder, the heat insulation upper cover is provided with a third through hole coaxial with the heating cavity, and a control panel used for controlling the heating device is arranged in the containing cavity. And the heating tube is electrically connected with the control panel. By arranging the heating core, rapid and uniform preheating of glue is achieved, the fluidity of the glue is improved, and the dispensing efficiency and quality are improved; by arranging the heat insulation barrel, the heat preservation effect can be achieved, the heating efficiency is further improved, and meanwhile it is avoided that a user accidentally touches the heating core to be scalded.

Description

TECHNICAL FIELD

[0001] The utility model relates to point gum valve technical field, especially point to a kind of glue preheating device. BACKGROUND

[0002] Dispensing machine is also called glueing machine, glue dropping machine, glue hitting machine, glue filling machine etc., is specially controlled to fluid, and fluid is dropped, coated on product surface or product inside the automatic machine, at present, dispensing machine has been widely used in electronic packaging field. When dispensing machine is used, glue needs to be heated, so that glue flows more smoothly. In prior art, the glue used by dispensing machine needs to be stored at low temperature, and the glue in glue cylinder needs to be heated before use, so as to maintain the fluidity of the glue in glue cylinder, but the existing dispensing machine is only provided with heating device at nozzle, cannot directly heat glue cylinder, needs to stop machine and wait for the glue in glue cylinder to be heated before dispensing, heating time is long, which affects dispensing efficiency. UTILITY MODEL CONTENT

[0003] The utility model provides a kind of glue preheating device for the deficiency of prior art, the utility model is simple in structure, easy to use, can quickly and evenly preheat the glue in glue cylinder, shorten heating time, improve the efficiency and quality of dispensing.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] A glue preheating device, comprising a casing and a heating device, the casing comprises an upper shell and a lower shell, a cavity is formed between the upper shell and the lower shell, the heating device is installed on the lower shell, the upper shell is provided with a first through hole for exposing the heating device, the heating device comprises a heating core, a heat insulation cylinder and a heating tube, the heating core is provided with a heating cavity for placing glue, the upper part of the heating core is provided with a second through hole for inserting the heating tube, the top of the heat insulation cylinder is provided with a heat insulation upper cover, the heating core is arranged in the heat insulation cylinder, the heat insulation upper cover is provided with a third through hole coaxial with the heating cavity, a control panel for controlling the heating device is arranged in the cavity, and the heating tube is electrically connected with the control panel.

[0006] Preferably, a positioning step is arranged on the inner side of the upper part of the heat insulation cylinder, and the lower surface of the heat insulation upper cover abuts against the positioning step during assembly.

[0007] Preferably, the positioning step is in the shape of a circular ring.

[0008] Preferably, the heat insulation upper cover is further provided with a fourth through hole, and the top of the heating core is further provided with a first screw hole corresponding to the fourth through hole, and the bolt passes through the fourth through hole and is screwed into the first screw hole during assembly.

[0009] Preferably, the heat insulation cylinder is internally provided with a temperature sensor for monitoring the temperature of the heating core, and the temperature sensor is electrically connected with the control board.

[0010] Preferably, the shell further comprises a front panel and a rear panel, the front panel and the rear panel are provided with a plurality of mounting holes, the upper shell and the lower shell are provided with second screw holes corresponding to the mounting holes, and when assembled, bolts pass through the mounting holes and are screwed into the second screw holes.

[0011] Preferably, the upper shell is provided with a first side plate and a second side plate at opposite sides, the lower shell is provided with a third side plate and a fourth side plate at opposite sides, the first side plate and the second side plate are respectively provided with a first strip-shaped clamping block and a first strip-shaped clamping groove at bottom ends, the third side plate is provided with a second strip-shaped clamping groove corresponding to the first strip-shaped clamping block, and the fourth side plate is provided with a second strip-shaped clamping block corresponding to the first strip-shaped clamping groove.

[0012] Preferably, the front panel is provided with a power switch and a control panel, the rear panel is provided with a power supply interface, and the power switch, the control panel and the power supply interface are electrically connected with the control board.

[0013] Preferably, the outer side surface of the heat insulation cylinder is kept apart from the inner side surface of the heating core, the heating core is a cuboid, the heating pipe has two, the heating core is provided with second through holes corresponding to the two heating pipes at two opposite corners, and the first screw holes are arranged at the other two opposite corners.

[0014] The present application has the following beneficial effects:

[0015] The heating core is arranged to realize rapid and uniform preheating of the glue, effectively shorten the heating time, increase the flowability of the glue, and improve the efficiency and quality of the glue dispensing; the heat insulation cylinder is arranged to effectively insulate the heat generated by the heating core, achieve the heat preservation effect, further improve the heating efficiency, and avoid the user from accidentally touching the heating core and causing burns, thereby improving the safety.

[0016] To make the structure, technical means and achieved purposes and functions of the present application clearer, the present application will be further described in detail below in combination with the drawings and specific embodiments: BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is the overall structure schematic diagram of the embodiment of the present application;

[0018] Figure 2 is the overall structure exploded schematic diagram of the embodiment of the present application;

[0019] Figure 3 is the heating device exploded schematic diagram of the embodiment of the present application;

[0020] Figure 4 is a heating device top view of the embodiment of the utility model.

[0021] The drawing mark explanation:

[0022] 10, the casing; 101, the cavity; 11, the power switch; 12, the control panel; 13, the front panel; 131, the mounting hole; 14, the back panel; 15, the upper shell; 151, the first bar-shaped clamping block; 152, the first bar-shaped clamping slot; 153, the first through hole; 154, the second screw hole; 155, the first side plate; 156, the second side plate; 16, the lower shell; 161, the second bar-shaped clamping block; 162, the second bar-shaped clamping slot; 163, the third side plate; 164, the fourth side plate; 17, the power supply interface; 20, the heating device; 21, the heat insulation cylinder; 211, the positioning step; 22, the heating core; 221, the first screw hole; 222, the second through hole; 223, the heating cavity; 23, the heating tube; 24, the heat insulation upper cover; 241, the third through hole; 242, the fourth through hole. Specific embodiments

[0023] In the description of the utility model, it needs to be explained that the orientation or position relation indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relation based on the drawing shown, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the position or element indicated must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as the limitation to the utility model.

[0024] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0025] Please refer to Figures 1-4As shown, a glue preheating device, comprising a casing (10) and a heating device (20), the casing (10) comprises an upper casing (15) and a lower casing (16), a cavity (101) is formed between the upper casing (15) and the lower casing (16), the heating device (20) is installed on the lower casing (16), the upper casing (15) is provided with a first through hole (153) for exposing the heating device (20), the heating device (20) comprises a heating core (22), a heat insulation cylinder (21) and a heating tube (23), the heating core (22) is provided with a heating cavity (223) for placing glue, the upper part of the heating core (22) is provided with a second through hole (222) for inserting the heating tube (23), the top of the heat insulation cylinder (21) is provided with a heat insulation upper cover (24), the heating core (22) is arranged in the heat insulation cylinder (21), the heat insulation upper cover (24) is provided with a third through hole (241) coaxial with the heating cavity (223), the cavity (101) is provided with a control panel (not shown) for controlling the heating device (20), and the heating tube (23) is electrically connected with the control panel (not shown). The heating core (22) is arranged to realize rapid and uniform preheating of glue, increase the fluidity of glue, effectively shorten the heating time, and improve the efficiency and quality of glue dispensing; the heat insulation cylinder (21) can effectively insulate the heat generated by the heating core (22), achieve the heat preservation effect, further improve the heating efficiency, and avoid the user from accidentally touching the heating core (22) and causing burns, thereby improving the safety.

[0026] It should be noted that, in order to achieve the ideal heat insulation and heat preservation effect, the outer surface of the heat insulation cylinder (21) is kept apart from the inner surface of the heating core (22).

[0027] Specifically, the inner side of the upper part of the heat insulation cylinder (21) is provided with a positioning step (211), and when assembled, the lower surface of the heat insulation upper cover (24) abuts against the positioning step (211). In this embodiment, the positioning step (211) is a circular ring.

[0028] Specifically, the heating core (22) is a cuboid, the heating tube (23) has two, the two diagonal positions of the heating core (22) are provided with the second through holes (222) corresponding to the two heating tubes (23) respectively, the heat insulation upper cover (24) is also provided with a fourth through hole (242), and the top of the heating core (22) is also provided with a first screw hole (221) corresponding to the fourth through hole (242). The first screw hole (221) is arranged at the other two diagonal positions, and when assembled, the bolt passes through the fourth through hole (242) and is screwed into the first screw hole (221).

[0029] Specific, the heat-insulating cylinder (21) is equipped with temperature sensor (not shown) for monitoring the temperature of heating core (22), the temperature sensor (not shown) is electrically connected with control panel (not shown).

[0030] Specific, the upper shell (15) relative both sides are equipped with first side plate (155) and second side plate (156) respectively, the lower shell (16) relative both sides are equipped with third side plate (163) and fourth side plate (164) respectively, the first side plate (155) and second side plate (156) bottom are equipped with first strip-shaped clamping block (151) and first strip-shaped clamping groove (152) respectively, the third side plate (163) is equipped with the second strip-shaped clamping groove (162) corresponding with first strip-shaped clamping block (151), the fourth side plate (164) is equipped with the second strip-shaped clamping block (161) corresponding with first strip-shaped clamping groove (152). When assembling, the first strip-shaped clamping block (151) and the second strip-shaped clamping block (161) are embedded in the second strip-shaped clamping groove (162) and the first strip-shaped clamping groove (152) respectively, the shell (10) further includes front panel (13) and rear panel (14), the front panel (13) and rear panel (14) are equipped with a plurality of mounting holes (131), the upper shell (15) and lower shell (16) are equipped with the second screw hole (154) corresponding with the mounting hole (131), when assembling, bolt passes through the mounting hole (131) and is screwed in the second screw hole (154).

[0031] Specific, the front panel (13) is equipped with power switch (11) and control panel (12), the rear panel (14) is equipped with power supply interface (17), the power switch (11), control panel (12) and power supply interface (17) are electrically connected with control panel (not shown).

[0032] When using, glue is inserted into the heating core (22) from the third through hole (241), the power switch (11) is opened, the heating temperature is set through the control panel (12), the temperature of the heating tube (23) rises, and the heat is transferred to the heating core (22), so that the temperature of the heating core (22) rises, thereby preheating the glue in the glue cylinder, the temperature of the heating core (22) can be monitored through the temperature sensor (not shown), and the heat-insulating cylinder (21) can effectively insulate heat when heating, improve the heating efficiency of the heating core (22) and avoid scalding the user.

[0033] In summary, the utility model discloses a heating core is set up to realize the even preheating of glue, increase the liquidity of glue, effectively shorten the heating time, improve the efficiency and quality of dispensing, through the setting of the heat-insulating cylinder, the heat generated by the heating core can be effectively insulated, the heat preservation effect is achieved, the heating efficiency is further improved, and the safety is improved when the user accidentally touches the heating core and causes scalding.

[0034] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and thus any modification, equivalent replacement, improvement, etc. made to the above embodiments according to the technical spirit of the present application still falls within the scope of the technical scheme of the present application.

Claims

1. A glue preheating device comprising a housing and a heating device, characterized in that, The shell comprises an upper shell and a lower shell, a cavity is formed between the upper shell and the lower shell, the heating device is installed on the lower shell, the upper shell is provided with a first through hole for exposing the heating device, the heating device comprises a heating core, a heat insulation cylinder and a heating tube, the heating core is provided with a heating cavity for placing glue, the upper part of the heating core is provided with a second through hole for inserting the heating tube, the top of the heat insulation cylinder is provided with a heat insulation upper cover, the heating core is arranged in the heat insulation cylinder, the heat insulation upper cover is provided with a third through hole coaxial with the heating cavity, a control panel for controlling the heating device is arranged in the cavity, and the heating tube is electrically connected with the control panel.

2. A glue preheating device according to claim 1, characterized in that The upper inner side of the heat insulation cylinder is provided with a positioning step, and when assembled, the lower surface of the heat insulation upper cover abuts against the positioning step.

3. A glue preheating device according to claim 2, characterized in that The positioning step is a circular ring.

4. The glue preheating device of claim 1, wherein The heat insulation upper cover is also provided with a fourth through hole, and the top of the heating core is also provided with a first screw hole corresponding to the fourth through hole, and when assembled, the bolt passes through the fourth through hole and is screwed into the first screw hole.

5. The glue preheating device of claim 1, wherein The heat insulation cylinder is provided with a temperature sensor for monitoring the temperature of the heating core, and the temperature sensor is electrically connected with the control panel.

6. A glue preheating device according to claim 1, characterized in that The shell further comprises a front panel and a rear panel, the front panel and the rear panel are provided with a plurality of mounting holes, the upper shell and the lower shell are provided with second screw holes corresponding to the mounting holes, and when assembled, the bolts pass through the mounting holes and are screwed into the second screw holes.

7. A glue preheating device according to claim 1, characterized in that The opposite sides of the upper shell are respectively provided with a first side plate and a second side plate, the opposite sides of the lower shell are respectively provided with a third side plate and a fourth side plate, the bottom ends of the first side plate and the second side plate are respectively provided with a first strip-shaped clamping block and a first strip-shaped clamping groove, the third side plate is provided with a second strip-shaped clamping groove corresponding to the first strip-shaped clamping block, and the fourth side plate is provided with a second strip-shaped clamping block corresponding to the first strip-shaped clamping groove.

8. A glue preheating device according to claim 6, characterized in that The front panel is provided with a power switch and a control panel, the rear panel is provided with a power supply interface, and the power switch, the control panel and the power supply interface are electrically connected with the control panel.

9. A glue preheating device according to claim 4, characterized in that The outer surface of the heat insulation cylinder is kept apart from the inner surface of the heating core, the heating core is a cuboid, the heating tube has two, the two diagonal corners of the heating core are provided with second through holes corresponding to the two heating tubes respectively, and the first screw holes are arranged at the other two diagonal corners.

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