Hot melt adhesive foaming machine

Abstract

The utility model provides a hot melt adhesive foaming machine. The hot melt adhesive foaming machine comprises a melting cylinder barrel, a heating adhesive storage plate is arranged at the bottom of the melting cylinder barrel, a melting cylinder base is arranged at the bottom of the heating adhesive storage plate, a pressure relief adhesive discharging valve, a proportional valve and a backflow valve are arranged on one side of the melting cylinder base, and two backflow throat pipe joints and two adhesive outlet throat pipe joints are fixedly installed on one side of the melting cylinder base. A motor supporting column is arranged on one side of the melting cylinder barrel, a servo motor and a transmission system are fixedly installed on the motor supporting column, the transmission system is connected with the servo motor, a mixing pump is arranged on the transmission system, and the mixing pump is installed on the top of the heating glue storage plate. The hot melt adhesive foaming machine provided by the utility model has the advantages of higher adhesive melting efficiency, higher foaming effect, more compact structure and capability of improving the utilization rate of polystyrene foam.

Description

Technical Field

[0001] The utility model relates to the technical field of foaming machines, in particular to a hot melt adhesive foaming machine. Background Art

[0002] The foaming hot melt glue machine is a device that melts particles into liquid materials and makes foam. Its working process is that the particles are placed in the glue barrel, and the heating device in the glue barrel heats the particles to melt them and form liquid materials. The liquid materials then enter the foaming mixing pump from the bottom of the glue barrel and are finally sprayed out through the glue gun.

[0003] Therefore, it is necessary to provide a new hot melt adhesive foaming machine to solve the above-mentioned technical problems. Utility Model Content

[0004] The technical problem solved by the utility model is to provide a hot melt adhesive foaming machine with high adhesive melting efficiency, high foaming effect, compact structure and the ability to improve the utilization rate of the foamed adhesive.

[0005] In order to solve the above technical problems, the hot melt adhesive foaming machine provided by the utility model includes: a melting cylinder barrel, a heating glue storage plate is provided at the bottom of the melting cylinder barrel, a melting cylinder base is provided at the bottom of the heating glue storage plate, a pressure relief glue discharge valve, a proportional valve and a reflux valve are provided on one side of the melting cylinder base, two reflux throat pipe joints and two glue outlet throat pipe joints are fixedly installed on one side of the melting cylinder base, a motor support column is provided on one side of the melting cylinder barrel, a servo motor and a transmission system are fixedly installed on the motor support column, the transmission system is connected to the servo motor, a mixing pump is provided on the transmission system, and the mixing pump is installed on the top of the heating glue storage plate.

[0006] Preferably, a support seat is provided at the bottom of the melting cylinder barrel.

[0007] Preferably, four base pads are fixedly mounted on the bottom of the melting cylinder base, and the four base pads are distributed in a rectangular shape.

[0008] Preferably, the mixing pump includes a pump body lower plate, a mixing chamber is provided on the top of the pump body lower plate, an extrusion chamber is provided on the top of the mixing chamber, a pump body upper plate is provided on the top of the extrusion chamber, a pump body cover plate is provided on the pump body upper plate, a drive shaft and a driven shaft are rotatably mounted on the pump body upper plate, and the drive shaft is connected to the transmission system.

[0009] Compared with the related art, the hot melt adhesive foaming machine provided by the utility model has the following beneficial effects:

[0010] The utility model provides a hot melt adhesive foaming machine, which has high melting efficiency, high foaming effect, compact structure, high space utilization, and convenient loading and unloading. The foamed adhesive prepared by the hot melt adhesive foaming machine provided by the utility model can save 30% to 50% of glue under the condition of the same bonding area, and adopts a physical method to foam the glue, which is environmentally friendly and efficient, and can also solve application problems in special occasions, effectively reduce the investment of production costs, and generate huge economic value. The prepared foamed hot melt adhesive has good elasticity and can improve the sealing function of the prepared foamed adhesive. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 A schematic structural diagram of a preferred embodiment of the hot melt adhesive foaming machine provided by the utility model;

[0012] Figure 2 The utility model is a schematic diagram of the structure of a mixing pump of a hot melt adhesive foaming machine.

[0013] Numbers in the figure: 1. Melting cylinder barrel, 2. Heating rubber storage plate, 3. Support seat, 4. Pressure relief rubber discharge valve, 5. Proportional valve, 6. Reflow valve, 7. Base cushion column, 8. Reflow throat joint, 9. Glue outlet throat joint, 10. Melting cylinder base, 11. Pump transmission heightening connecting pipe, 12. Motor support column, 13. Servo motor, 14. Transmission system, 15. Driving shaft, 16. Driven shaft, 17. Glue inlet, 18. Pump body cover plate, 19. Pump body upper plate, 20. Extrusion chamber, 21. Mixing chamber, 22. Pump body lower plate. DETAILED DESCRIPTION

[0014] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0015] Please refer to Figure 1 and Figure 2 ,in, Figure 1 A schematic structural diagram of a preferred embodiment of the hot melt adhesive foaming machine provided by the utility model; Figure 2 A schematic diagram of the structure of a mixing pump for a hot melt adhesive foaming machine provided by the utility model. The hot melt adhesive foaming machine comprises: a melting cylinder barrel 1, a heating glue storage plate 2 is provided at the bottom of the melting cylinder barrel 1, a melting cylinder base 10 is provided at the bottom of the heating glue storage plate 2, a pressure relief glue discharge valve 4, a proportional valve 5 and a reflux valve 6 are provided on one side of the melting cylinder base 10, two reflux throat joints 8 and two glue outlet throat joints 9 are fixedly installed on one side of the melting cylinder base 10, a motor support column 12 is provided on one side of the melting cylinder barrel 2, a servo motor 13 and a transmission system 14 are fixedly installed on the motor support column 12, the transmission system 14 is connected to the servo motor 13, a mixing pump is provided on the transmission system 14, and the mixing pump is installed on the top of the heating glue storage plate 2.

[0016] A support seat 3 is provided at the bottom of the melting cylinder barrel 1 .

[0017] Four base cushion columns 7 are fixedly mounted on the bottom of the melting cylinder base 10 , and the four base cushion columns 7 are distributed in a rectangular shape.

[0018] The mixing pump includes a pump body lower plate 22, a mixing chamber 21 is provided on the top of the pump body lower plate 22, an extrusion chamber 20 is provided on the top of the mixing chamber 21, a pump body upper plate 19 is provided on the top of the extrusion chamber 20, a pump body cover plate 18 is provided on the pump body upper plate 19, a drive shaft 15 and a driven shaft 16 are rotatably mounted on the pump body upper plate 19, and the drive shaft 15 is connected to the transmission system 14.

[0019] Compared with the related art, the hot melt adhesive foaming machine provided by the utility model has the following beneficial effects:

[0020] The utility model provides a hot melt adhesive foaming machine, which has high melting efficiency, high foaming effect, compact structure, high space utilization, and convenient loading and unloading. The foamed adhesive prepared by the hot melt adhesive foaming machine provided by the utility model can save 30% to 50% of glue under the condition of the same bonding area, and adopts a physical method to foam the glue, which is environmentally friendly and efficient, and can also solve application problems in special occasions, effectively reduce the investment of production costs, and generate huge economic value. The prepared foamed hot melt adhesive has good elasticity and can improve the sealing function of the prepared foamed adhesive.

[0021] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A hot melt adhesive foaming machine, characterized in that: include: A melting cylinder barrel, a heated rubber storage plate is provided at the bottom of the melting cylinder barrel, a melting cylinder base is provided at the bottom of the heated rubber storage plate, a pressure relief glue discharge valve, a proportional valve and a reflux valve are provided on one side of the melting cylinder base, two reflux throat joints and two glue discharge throat joints are fixedly installed on one side of the melting cylinder base, a motor support column is provided on one side of the melting cylinder barrel, a servo motor and a transmission system are fixedly installed on the motor support column, the transmission system is connected to the servo motor, a mixing pump is provided on the transmission system, and the mixing pump is installed on the top of the heated rubber storage plate.

2. The hot melt adhesive foaming machine according to claim 1, characterized in that: A supporting seat is arranged at the bottom of the melting cylinder barrel.

3. The hot melt adhesive foaming machine according to claim 2, characterized in that: Four base pads are fixedly installed on the bottom of the melting cylinder base, and the four base pads are distributed in a rectangular shape.

4. The hot melt adhesive foaming machine according to claim 1, characterized in that: The mixing pump comprises a pump body lower plate, a mixing chamber is provided on the top of the pump body lower plate, an extrusion chamber is provided on the top of the mixing chamber, a pump body upper plate is provided on the top of the extrusion chamber, a pump body cover plate is provided on the pump body upper plate, a driving shaft and a driven shaft are rotatably mounted on the pump body upper plate, and the driving shaft is connected to the transmission system.

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