CN-122008565-A - Scald-preventing safe ultrasonic hot melting device and method

CN122008565ACN 122008565 ACN122008565 ACN 122008565ACN-122008565-A

Abstract

The invention relates to an anti-scalding safe ultrasonic hot melting device and method, comprising an ultrasonic assembly, a supporting assembly, a positioning assembly and a positioning assembly, wherein the side wall of a mounting plate is connected with a sliding rail and a driving piece, the sliding rail is connected with a sliding plate, the output end of the driving piece is connected with the sliding plate, the sliding plate is connected with a transducer, an ultrasonic generator is connected with the transducer, the transducer is connected with an amplitude transformer in a matched manner, one end of the amplitude transformer, which is far away from the transducer, is connected with a guide seat, the side wall of the guide seat is provided with a guide groove, one side, which is far away from the transducer, is connected with a pressing plate, the width and depth of the guide groove are gradually increased towards the direction close to the transducer, a protective cover is provided with a bump, the bump is in sliding connection with the guide groove, the supporting assembly is provided with a wind groove, the wind outlet end of the wind groove is communicated with the wind groove, and the positioning assembly can be propped against the positioning assembly. The anti-scalding safe ultrasonic hot melting device and method can prevent workers from being scalded and reduce noise of a protective cover.

Inventors

YU QINGCHEN
XU XIAOYUN
SHI HUIQING

Assignees

苏州可川电子科技股份有限公司

Dates

Publication Date: 20260512
Application Date: 20260413

Claims (10)

1. An anti-scalding safe ultrasonic hot melting device, which is characterized by comprising: a support frame; The ultrasonic assembly is connected with the support frame and comprises an ultrasonic generator, a mounting plate and a protective cover, wherein the mounting plate and the ultrasonic generator are connected with the support frame, the side wall of the mounting plate is connected with a sliding rail and a driving piece, the sliding rail is in sliding connection with a sliding plate, the output end of the driving piece is connected with the sliding plate, the sliding plate is connected with a transducer, the ultrasonic generator is connected with the transducer, the transducer is connected with an amplitude transformer in a matched manner, one end of the amplitude transformer, which is far away from the transducer, is connected with a guide seat, the side wall of the guide seat is provided with a guide groove, one side of the guide seat, which is far away from the transducer, is connected with a pressing plate, the width and the depth of the guide groove are gradually increased towards the direction close to the transducer, the protective cover is provided with a bump, and the bump is in sliding connection with the guide groove; the air blowing piece is connected with the supporting frame; The support assembly is connected with the support frame and comprises a wind groove seat, the wind groove seat is provided with a wind groove, and the wind outlet end of the blast piece is communicated with the wind groove; The positioning assembly is connected to one side, close to the pressing plate, of the supporting assembly, and the end portion of the protective cover can prop against the positioning assembly.
2. The scald preventing safe type ultrasonic hot melting device as set forth in claim 1, wherein the end of the duct base is connected with a sealing frame, the side wall of the open end of the duct is provided with a plurality of air guides, the air guides are arranged along the circumferential direction of the side wall of the duct, the air guides are communicated with the duct, and the air guides are communicated with the air outlet end of the air blast member.
3. The apparatus of claim 2, wherein a first guiding surface is provided on a sidewall of the open end of the air duct, the air duct is located on the first guiding surface, the positioning assembly comprises a movable wind shielding frame, the wind shielding frame is provided with a second guiding surface, and the second guiding surface can be abutted against the first guiding surface.
4. The device of claim 3, wherein the positioning assembly further comprises a support frame, a movable frame and a first elastic member, the first elastic member is located between the support frame and the movable frame, the wind shielding frame is connected with the movable frame, and the end portion of the protective cover can abut against the movable frame.
5. The device of claim 4, wherein the positioning assembly further comprises a fixed frame and a connecting frame, the fixed frame is positioned at the opening end of the duct base, the supporting frame is connected to the inner side of the fixed frame, the connecting frame is connected to one side of the fixed frame far away from the duct base, and the movable frame is slidably connected with the connecting frame.
6. The device of claim 1, wherein the support assembly further comprises a support base and a support plate, the air duct base is located at one side of the support base close to the pressure plate, the support plate is located in the air duct and is slidably connected with the air duct, and a hot melting space is formed between the pressure plate and the support plate.
7. The scald preventing safe type ultrasonic hot melt device as claimed in claim 6, wherein a limit frame is arranged on the side wall of the air duct, and the limit frame is positioned between the support plate and the bottom of the air duct.
8. The apparatus of claim 6, wherein the support assembly further comprises a slide bar and a second elastic member, wherein one end of the slide bar is connected with the support plate, the slide bar is slidably connected with the duct base, and the second elastic member is located between the bottom of the duct and the support plate.
9. The scald preventing safe type ultrasonic hot melting device of claim 8, wherein the supporting component further comprises a limiting ring and a blocking disc, the limiting ring is sleeved on the sliding rod and positioned at the bottom of the air groove, one side of the supporting seat away from the pressing plate is provided with an avoidance groove, the sliding rod penetrates through the supporting seat, and the blocking disc is connected to the end part of the sliding rod and positioned in the avoidance groove.
10. The safe ultrasonic hot melting method for preventing scalding is characterized by comprising the following steps of: S1, placing a material to be melted in a wind groove; s2, the pressing plate and the protective cover move towards the positioning assembly until the protective cover abuts against the positioning assembly; S3, continuously moving the pressing plate to approach the positioning assembly, and sliding the protective cover along the guide groove until the pressing plate abuts against the material to be melted; step S4: the pressing plate carries out hot-melt welding on the material to be hot-melted, until the welding of the hot-melt material is completed; And S5, resetting the pressing plate and the protective cover, and cooling the welded hot-melt material by the air flow output by the air blast part.

Description

Scald-preventing safe ultrasonic hot melting device and method Technical Field The invention relates to the technical field of ultrasonic hot melting devices, in particular to an anti-scalding safe ultrasonic hot melting device and method. Background The core of the ultrasonic hot melting is that the ultrasonic equipment converts electric energy into high-frequency mechanical vibration, and the high-frequency mechanical vibration is transmitted to the contact surface of a plastic workpiece, the plastic material of the contact surface is melted by using friction heat, and a firm joint is formed after cooling under the action of pressure; The ultrasonic hot melting device and the ultrasonic hot melting method have the publication number of CN105946221B, and comprise an enclosed heating assembly and an ultrasonic forming assembly, wherein the enclosed heating assembly comprises a heating die, a single or a plurality of heating dies are arranged at the bottom of the heating die, the heating dies are cylindrical bodies with hollow interiors and closed circumferences, the size of the hollow parts in the cylindrical bodies is matched with the size of the outer dimensions of a hot melting part of a workpiece, the cylindrical bodies are sleeved outside the hot melting part of the workpiece from top to bottom before preheating, and then the enclosed preheating is carried out, the ultrasonic forming assembly comprises an ultrasonic vibrator and a hot melting die, the bottom of the ultrasonic vibrator is connected with the hot melting die, a plurality of hot melting die heads for downward pressing forming are arranged at the bottom of the hot melting die, and the hot melting dies are driven by the ultrasonic vibrator to downward press and form along with the hot melting die. The ultrasonic hot melting device has the advantages of uniform heating, no dead angle, high heating speed, high efficiency, good penetration effect, durability of a hot melting mold, long service life, full product surface, good smoothness, sufficient product tension and the like, but in the ultrasonic hot melting treatment process, when a worker takes and places materials, the hot melting position is the same as the taking and placing position of the materials, and the temperature of parts and surrounding air at the hot melting position is increased due to heat transfer during ultrasonic hot melting, so that the worker is easy to be scalded by the parts heated during the taking and placing of the materials, and meanwhile, a protective cover is usually arranged during the hot melting, but the protective cover vibrates along with a welding head during the ultrasonic hot melting, so that noise is increased. Disclosure of Invention Therefore, the technical problem to be solved by the invention is to provide the anti-scalding safe ultrasonic hot melting device and the anti-scalding safe ultrasonic hot melting method, which can prevent workers from being scalded and reduce noise of the protective cover. The invention provides an anti-scalding safe ultrasonic hot melting device which comprises a supporting frame, an ultrasonic assembly, a supporting assembly and a positioning assembly, wherein the ultrasonic assembly is connected with the supporting frame and comprises an ultrasonic generator, a mounting plate and a protective cover, the mounting plate and the ultrasonic generator are connected with the supporting frame, the side wall of the mounting plate is connected with a sliding rail and a driving piece, the sliding rail is connected with a sliding plate in a sliding manner, the output end of the driving piece is connected with the sliding plate, the sliding plate is connected with a transducer, the ultrasonic generator is connected with the transducer, the transducer is connected with an amplitude transformer in a matched manner, one end of the amplitude transformer, which is far away from the transducer, is connected with a guide seat, the side wall of the guide seat is provided with a guide groove, one side of the guide seat, which is far away from the transducer, is connected with a pressing plate, the width and depth of the guide groove are gradually increased towards the direction close to the transducer, the protective cover is provided with a protruding block, the protruding block is connected with the guide groove in a sliding manner, the sliding way is connected with the supporting frame, the supporting assembly is connected with the supporting assembly, the supporting assembly comprises a wind groove seat, the wind outlet seat is connected with the wind outlet seat, the wind outlet seat and the positioning assembly is connected with the positioning assembly, and the positioning assembly. In one embodiment of the present invention, a sealing frame is connected to an end of the duct base, a side wall of an opening end of the duct is provided with air guiding ports, a plurality of the air guiding ports are disposed along a circumferential d