CN211099910U

CN211099910U - Quick hot melt adhesive gun

Info

Publication number: CN211099910U
Application number: CN201921374103.9U
Authority: CN
Inventors: 陆红飚
Original assignee: Ningbo Yaosheng Tool Industry Co ltd
Current assignee: Ningbo Yaosheng Tool Industry Co ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-07-28
Anticipated expiration: 2029-08-22

Abstract

The utility model relates to a hot melt adhesive rifle technical field specifically is a quick hot melt adhesive rifle, including gluing the rifle casing, glue the tip of rifle casing one end and seted up into gluey mouth, glue the inside heating chamber that is used for heating the gluey stick that is equipped with of rifle casing, glue rifle shells inner wall still fixedly connected with and be used for gluing the gliding spout of stick, the heating chamber is including the head that generates heat of funnel type, the rear end intercommunication of the head that generates heat has the connecting pipe, the first outside cladding that generates heat has the PTC zone of heating, the internal diameter of the head that generates heat is reduced gradually to the one end of the head that generates heat by the one end of connecting pipe, the front end intercommunication of the head that generates heat has the copper sheathing, be equipped with the play jiao ko. The utility model discloses replace into the funnel type heating chamber, the cross-section of funnel type is circular, heats the distance that epaxial different positions in heating transmit for gluing excellent center the same, so thermal radiation's distance is also the same to the heating is even, and heat time is shorter, reduces to 15 seconds by original 2-3 minutes.

Description

Quick hot melt adhesive gun

Technical Field

The utility model relates to a hot melt adhesive rifle technical field specifically is a quick hot melt adhesive rifle.

Background

The hot melt glue gun is widely applied to the adhesion of objects in the fields of decoration, food, packaging, electronics and the like, and the adhesion can be realized by heating a hot melt rod in the glue gun to melt the hot melt rod out of glue and coating the melted glue on a gluing part.

The existing hot melt glue gun is inconvenient to use because the needed heating time is long and the quick glue discharging of the hot melt glue gun is influenced, and the hot melt glue gun needs to be preheated for a period of time in advance, generally 2-3 minutes. Therefore, there is a need for an improved hot melt glue gun to shorten the preheating time and make the use more convenient and faster.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a fast hot melt adhesive gun, which solves the problems of the prior art that the preheating time of the hot melt adhesive gun is long and the fast glue discharging of the hot melt adhesive gun is affected.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a quick hot melt adhesive rifle, is including gluing the rifle casing, the tip of gluing rifle casing one end has been seted up into gluey mouth, glue the inside heating chamber that is used for heating gluey stick that is equipped with of rifle casing, it is used for gluey gliding spout of stick still fixedly connected with to glue rifle shells inner wall, the heating chamber is including the head that generates heat of funnel type, the rear end intercommunication of the head that generates heat has the connecting pipe, the first outside cladding that generates heat has the PTC zone of heating, the internal diameter of the head that generates heat is reduced gradually by the one end of connecting pipe to the one end of the head that generates heat, the front end intercommunication of the head that generates heat has the copper sheathing, be equipped with the play jiao kou that the gluey stick after melting flows on the copper sheathing, glue the central line of stick with.

Further preferably, a trigger is rotatably connected to the inner wall of the glue gun shell, a part of the trigger extends to the outer side of the glue gun shell, a first connecting piece is fixedly connected to the trigger at the inner side of the glue gun shell, and the first connecting piece is hinged to a second connecting piece; glue rifle inner wall sliding connection and have the sliding block, the second connecting piece articulates on the sliding block, be equipped with the opening that is used for gluing the stick and passes on first connecting piece and the second connecting piece. The user pulls the trigger, the trigger rotates together with the first connecting piece, the first connecting piece moves together with the second connecting piece, the sliding block and the glue stick can be driven to move forwards together, the glue stick is fed into the heating head to be melted again, and glue is convenient to discharge.

Further optimize, glue the inside PCB subassembly that is equipped with of rifle casing, the PCB subassembly is connected with the lamp button, it is equipped with the pilot lamp to glue rifle shell surface. The PCB subassembly is the circuit board of well accuse, and the lamp button is connected with the pilot lamp electricity of gluing the rifle casing, convenient instruction.

Further optimize, glue rifle casing bottom still to be equipped with the battery jar that is used for placing the dry battery. The utility model can use dry cell to supply power.

Further optimize, the position cover that glues the stick and be in into gluey mouth is equipped with the antiskid piece that prevents to glue the stick skew. In order to prevent the glue stick part from deviating, a skid-proof piece is arranged to prevent the deviation.

Further optimize, the glue stick is in the junction cover of heating chamber and connecting pipe is equipped with the spring.

Further optimizing, be equipped with a plurality of viewing apertures that are used for observing the surplus of gluey stick on gluing the rifle casing surface, the quantity of viewing aperture is two. The observation port can be added in time when the allowance of the glue stick is lacked so as to observe the allowance of the glue stick in real time.

Further optimize, be equipped with the jack that is used for charging on the gluey rifle casing surface. The utility model discloses also can use rechargeable battery to supply power, the jack can provide the charge space for rechargeable battery.

The principle of the utility model lies in: when the glue gun is used, the glue stick is firstly inserted into the glue gun along the glue inlet and simultaneously passes through the connecting pipe to the heating head and the copper sleeve. Then the power is switched on, make the PTC zone of heating begin work, will transmit heat to the head that generates heat, because the setting that the head that generates heat is the funnel type, the heat radiation distance between PTC zone of heating to the glue stick reduces by the internal diameter reduction direction of funnel in proper order, make the front end at the head that generates heat promptly funnel minimum internal diameter department, heat radiation distance is minimum, thereby make heating time shorter, and heat more even, reduce to 15 seconds by original 2-3 minutes, the heating chamber has good thermal conductivity, the head that generates heat will heat the glue stick in the intracavity and melt rapidly, and give the copper sheathing with heat conduction, the copper sheathing has good thermal conductivity, the colloid can follow the play jiao kou in the copper sheathing and flow, only need with go out jiao kou in the copper sheathing aim at the position that needs the bonding can.

The utility model has the advantages that: the existing heating cavity is square, a heating sheet is attached to the surface of the square, a circular opening for a glue stick to pass through is formed in the middle of the heating cavity, and when the heating sheet works, the heating is not uniform due to different distances transmitted to the center of the glue stick from different positions on the heating cavity, so that the heating time is long; the utility model discloses replace into the funnel type with the heating chamber, the cross-section of funnel type is circular, heats the distance that the epaxial different positions of heating transmitted for gluing the stick center the same, so thermal radiation's distance is also the same to the heating is even, and heat-up time is shorter.

Drawings

FIG. 1 is a schematic view of a quick hot melt glue gun of the present invention;

FIG. 2 is a schematic view of the internal structure of a fast hot melt glue gun according to the present invention;

FIG. 3 is a schematic view of a heating head according to the present invention;

FIG. 4 is a schematic view of a second connector of the present invention;

fig. 5 is a schematic view of the sliding block and the sleeve of the present invention.

Reference numerals: glue gun shell 1, advance jiao kou 2, spout 3, heating head 4, connecting pipe 5, copper sheathing 6, play jiao kou 7, trigger 8, first connecting piece 9, second connecting piece 10, sliding block 11, sleeve 12, PCB subassembly 13, lamp button 14, antiskid 15, spring 16, viewing aperture 17, jack 18.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Embodiment 1 of the present invention is shown in fig. 1 to 5: the utility model provides a quick hot melt adhesive rifle, is including gluing rifle casing 1, the tip of gluing rifle casing 1 one end has been seted up into gluey mouth 2, glue 1 inside heating chamber that is used for heating the gluey stick of being equipped with of rifle casing, glue 1 inner wall of rifle casing still fixedly connected with and be used for gluing gliding spout 3 of stick, the heating chamber includes the first 4 that generates heat of funnel type, the rear end intercommunication of the first 4 that generates heat has connecting pipe 5, the cladding in the first 4 outside of generating heat has the PTC zone of heating, the internal diameter of the first 4 that generates heat is reduced gradually to the one end of the first 4 that generates heat by the one end of connecting pipe 5, the front end intercommunication of the first 4 that generates heat has copper sheathing 6, be equipped with the play jiao kou 7 that the gluey stick after melting flows on the copper sheathing 6, glue the central line with the central line of the first. The PTC zone of heating is because setting up outside funnel type heating head 4, and PTC can be seen as the concentric circles of the different diameters of the countless close fit and constitute promptly, and the distance to gluing excellent center is equal in the optional position on arbitrary concentric circle to lead to thermal radiation's distance all to be the same, make the heating more even, heating time is shorter. And the distance from any position on the concentric circle to the center of the glue stick is the minimum, namely the heat radiation acting distance is the minimum, the time requirement is the shortest, and the time can be shortened to 15 seconds from the original 2-3 minutes.

The inner wall of the glue gun shell 1 is rotatably connected with a trigger 8, one part of the trigger 8 extends to the outer side of the glue gun shell 1, the trigger 8 is positioned at the inner side of the glue gun shell 1 and is fixedly connected with a first connecting piece 9, and the first connecting piece 9 is hinged with a second connecting piece 10; glue rifle inner wall sliding connection and have sliding block 11, second connecting piece 10 articulates on sliding block 11, be equipped with the opening that is used for gluing the stick and passes on sliding block 11, fixedly connected with is used for gluing the sleeve 12 that the stick passed on sliding block 11.

Glue rifle casing 1 inside and be equipped with PCB subassembly 13, PCB subassembly 13 is connected with lamp button 14, glue rifle casing 1 surface and be equipped with the pilot lamp.

The bottom of the glue gun shell 1 is also provided with a battery jar for placing dry batteries.

The position of the glue stick at the glue inlet 2 is sleeved with an anti-slip piece 15 for preventing the glue stick from deviating. In order to prevent the offset of the glue stick portion, the anti-slip member 15 is provided to prevent the offset.

The rubber rod is sleeved with a spring 16 at the joint of the heating cavity and the connecting pipe 5.

Glue gun housing 1 and be equipped with a plurality of viewing apertures 17 that are used for observing the surplus of gluey stick on the surface, viewing aperture 17's quantity is two. The observation port 17 can be added in time when the amount of the glue stick is short in order to observe the amount of the glue stick in real time.

The surface of the glue gun shell 1 is provided with a jack 18 for charging.

The utility model discloses a concrete operating procedure as follows: the glue gun can adopt a dry battery or a rechargeable battery as a power supply to supply power; when using this glue gun, insert to glue 1 insidely of rifle casing along advancing gluey mouth 2 earlier with gluing the stick to make glue the stick and pass connecting pipe 5, generate heat in head 4 (heating chamber), the copper sheathing 6 simultaneously. Then the power is turned on, the power makes the PTC zone of heating begin to work, with heat transfer to the first 4 surfaces that generate heat, it gives the heating intracavity with these heat transfer to generate heat head 4, glue stick heat fusion in the heating intracavity, because the setting that the head 4 that generates heat is the funnel type, PTC zone of heating reduces by the internal diameter reduction direction of funnel in proper order to the heat radiation distance between the gluey stick, make the front end at the first 4 that generates heat promptly funnel minimum internal diameter department, heat radiation distance is minimum, thereby make heating time shorter, and heat more evenly, this place is also nearest apart from copper sheathing 6, glue stick after the heat fusion finishes can flow in to copper sheathing 6 at once. Reduce to 15 seconds by original 2-3 minutes, the heating chamber has good heat conductivity, and the heating head 4 melts the gluey stick in the heating chamber rapidly to give copper sheathing 6 with heat conduction, copper sheathing 6 has good heat conductivity, and the colloid can flow from the play jiao kou 7 in the copper sheathing 6, only need with go out jiao kou 7 in the copper sheathing 6 to aim at the position that needs the bonding can.

The user pulls the trigger 8, and the trigger 8 rotates with first connecting piece 9, and first connecting piece 9 moves with second connecting piece 10 together, can drive sliding block 11 and gluey stick and move forward together for glue stick is sent into and is melted once more in the heating head 4, and the play of being convenient for once more glues. The continuous dispensing of the glue stick is achieved by pulling the trigger 8.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a quick hot melt adhesive rifle, is including gluing the rifle casing, the tip of gluing rifle casing one end has been seted up into and has been glued the mouth, glue the inside heating chamber that is used for heating the gluey stick that is equipped with of rifle casing, it is used for gluing the gliding spout of stick, its characterized in that still fixedly connected with of rifle shells inner wall to glue: the heating chamber includes the heating head of funnel type, the rear end intercommunication of heating head has the connecting pipe, the first outside cladding that generates heat has the PTC zone of heating, the internal diameter of heating head reduces gradually by the one end of connecting pipe to the one end of heating head, the front end intercommunication of heating head has the copper sheathing, be equipped with the play jiao kou that the gluey stick after melting flows on the copper sheathing, glue the central line of stick with the central line of heating head remains the unanimity throughout.

2. The fast hot melt adhesive gun according to claim 1, wherein a trigger is rotatably connected to an inner wall of the adhesive gun housing, a portion of the trigger extends to an outer side of the adhesive gun housing, the trigger is fixedly connected to a first connecting member at an inner side of the adhesive gun housing, and the first connecting member is hinged to a second connecting member; glue rifle inner wall sliding connection and have the sliding block, the second connecting piece articulates on the sliding block, be equipped with the opening that is used for gluing the stick and passes on first connecting piece and the second connecting piece.

3. The fast hot melt adhesive gun according to claim 1, wherein a PCB assembly is disposed inside the adhesive gun housing, the PCB assembly is connected to a lamp button, and an indicator lamp is disposed on a surface of the adhesive gun housing.

4. The quick hot melt glue gun according to claim 1, wherein a battery compartment for receiving a dry battery is further provided at the bottom of the glue gun housing.

5. The fast hot melt adhesive gun according to claim 1, wherein the position of the adhesive stick at the adhesive inlet is sleeved with an anti-slip member for preventing the adhesive stick from shifting.

6. The fast hot melt adhesive gun according to claim 1, wherein a spring is sleeved at a connection position of the heating cavity and the connection pipe.

7. The fast hot melt adhesive gun according to claim 1, wherein a plurality of observation ports for observing the allowance of the adhesive stick are provided on the surface of the adhesive gun housing, and the number of the observation ports is two.

8. A quick hot melt glue gun as claimed in claim 1, wherein said glue gun housing is provided with a socket for charging on the surface.