Ultrasonic welding device
Technical Field
The utility model relates to an ultrasonic welding technical field specifically is ultrasonic welding device.
Background
Ultrasonic metal welding is to transmit high-frequency vibration wave to two metal surfaces to be welded, and to make the two metal surfaces rub against each other to form fusion between molecular layers under the condition of pressurization, and has the advantages of high speed, energy saving, high fusion strength, good conductivity, no spark, and the principle of ultrasonic plastic welding close to cold processing, that is, a generator generates 20KHz (or 15KHz) high-pressure and high-frequency signals, the signals are converted into high-frequency mechanical vibration through a transduction system, and are added on a plastic product workpiece, the temperature transmitted to an interface is increased through the friction between the surface of the workpiece and molecules, when the temperature reaches the melting point of the workpiece, the interface of the workpiece is rapidly melted and then filled in the gap between the interfaces, when the vibration stops, the workpiece is cooled and shaped under a certain pressure, so as to achieve perfect welding, and an ultrasonic welding device is needed, however, the existing ultrasonic welding device has many problems or defects:
1. most of the existing ultrasonic welding devices cannot limit the lower die, so that a welded object can be displaced due to external factors and cannot be butted with the upper die, the welding quality and accuracy are affected, the existing ultrasonic welding devices cannot be used for welded objects of various sizes, and the applicability of the device is reduced;
2. and the device can not realize the horizontal regulation for the operation personnel need artifical manual work to adjust the butt fusion face that the butt fusion thing needs the butt fusion, has reduced work efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an ultrasonic welding device to solve the problem that the ultrasonic welding device work efficiency that proposes among the above-mentioned background art is low.
In order to achieve the above object, the utility model provides a following technical scheme: ultrasonic welding device, including the cabinet body, table surface, mount pad and ultrasonic welding protective housing, the bottom fixed mounting of the cabinet body has the walking wheel, the both sides of cabinet body bottom all have the supporting legs through screw rod fixed mounting, the inside of the cabinet body is equipped with locker room and installation room, supersonic generator has been placed to the inside of installation room, the top fixed mounting of the cabinet body has table surface, table surface's inside is equipped with the lead screw that extends table surface, and the tip of lead screw is equipped with manual carousel, the lead screw passes through the sliding block and rotates and install the lower mould, the both sides of lower mould are run through the connecting block and are installed the push rod, and are equipped with the limiting plate on the push rod, the fixed mounting pole is installed through the mount pad to the rear side at table surface top, the positive fixed mounting of fixed mounting pole has ultrasonic welding protective housing, the inside top of The energy converter protective housing of protective housing, the inside fixed mounting of energy converter protective housing has the transducer, the bottom of transducer has the amplitude transformer through ring flange fixed mounting, the bottom fixed mounting of amplitude transformer has last mould.
Preferably, the front movable mounting of the cabinet body has the movable protection door, the screw rod is all installed through the fixed block in the both sides of the cabinet body, and the top of screw rod is equipped with the manual control knob that the cooperation was used.
Preferably, one side of the working table is provided with a push rod which is matched with the working table for use, and the front of the working table is fixedly provided with a control switch.
Preferably, the push rod is provided with a manual limiting knob matched with the limiting plate for use.
Preferably, the ultrasonic welding protective casing is fixedly installed with the installation seat through an annular fixing component, and a pressure gauge and a pressure adjusting switch which are matched with the pneumatic cylinder are arranged on the front face of the ultrasonic welding protective casing.
Compared with the prior art, the utility model discloses an innovation point effect is: the ultrasonic welding device is reasonable and has the following advantages:
(1) the size of the lower die can be adjusted by workers according to the size of a welding object through the matching use of the push rod and the limiting plate, so that the applicability of the device is improved, the situation that the welding quality and the accuracy are influenced due to the fact that the welding object moves due to external factors and the butting position of the welding object and the upper die deviates is avoided, and the welding quality of the welding object is guaranteed;
(2) the device realizes the adjustment of the transverse position by matching the screw rod, the sliding block and the manual turntable, when a welding object is long and a plurality of surfaces are required to be welded, the screw rod can rotate to enable the lower die to move forwards, and a worker does not need to manually adjust the transverse position of the welding object, so that the labor force is saved, and the working efficiency is improved;
(3) through the locker room for reserve part and the instrument of overhauing can be deposited to the device, enlarged the storage space of device, use through the cooperation of walking wheel and supporting legs, make the staff can at any time mobile device to required operating position on, stabilising arrangement's position avoids rocking because of the device simultaneously and makes the welding on the lower mould remove and influence welded quality, has improved the stability of device.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic front view of the structure of the present invention;
FIG. 3 is a schematic side view of the present invention;
fig. 4 is a schematic view of the local front view structure of the present invention.
In the figure: 1. a cabinet body; 101. a storage chamber; 102. an installation chamber; 103. an ultrasonic generator; 104. a traveling wheel; 105. a fixed block; 106. a screw; 107. a manual control knob; 108. supporting legs; 2. a work table; 201. a lower die; 202. connecting blocks; 203. a push rod; 204. a manual limit knob; 205. a limiting plate; 206. a screw rod; 207. a slider; 208. a manual turntable; 209. a handle bar; 210. a control switch; 3. a mounting seat; 301. fixing the mounting rod; 302. an annular securing assembly; 4. ultrasonic welding the protective shell; 401. a pneumatic cylinder; 402. a transducer protective housing; 403. a transducer; 404. a flange plate; 405. an amplitude transformer; 406. an upper die; 407. a pressure gauge; 408. a pressure regulating switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: an ultrasonic welding device comprises a cabinet body 1, a working table surface 2, a mounting seat 3 and an ultrasonic welding protective shell 4, wherein a travelling wheel 104 is fixedly installed at the bottom of the cabinet body 1, both sides of the cabinet body 1 are respectively provided with a screw 106 through a fixing block 105, the top of the screw 106 is provided with a manual control knob 107 which is matched with the screw for use, both sides of the bottom of the cabinet body 1 are respectively and fixedly provided with a supporting leg 108 through the screw 106, a storage chamber 101 and an installation chamber 102 are arranged inside the cabinet body 1, an ultrasonic generator 103 is placed inside the installation chamber 102, the front of the cabinet body 1 is movably provided with a movable protective door, spare parts and tools for maintenance can be stored through the storage chamber 101, the storage space of the device is enlarged, the working personnel can move the device to a required working position at any time through the matching use of the travelling wheel 104 and the supporting leg 108, and meanwhile, the position of a stabilizing device is, the model of the ultrasonic generator 103 is HC series;
the top of the cabinet body 1 is fixedly provided with a working table 2, one side of the working table 2 is provided with a push rod 209 which is matched with the working table 2, the front of the working table 2 is fixedly provided with a control switch 210, the inside of the working table 2 is provided with a lead screw 206 which extends out of the working table 2, the end part of the lead screw 206 is provided with a manual turntable 208, the lead screw 206 is rotatably provided with a lower die 201 through a sliding block 207, the device realizes the transverse position adjustment through the matching use between the lead screw 206 and the sliding block 207 as well as the manual turntable 208, when a welding object is longer and a plurality of surfaces all need to be welded, the lower die 201 can be rotated through the lead screw 206 to move forwards without the need of a worker to manually adjust the transverse position of the welding object, the labor force is saved, the two sides of the lower die 201 are provided with push rods 203 through connecting blocks 202, the push, through the matching use between the push rod 203 and the limit plate 205, a worker can adjust the size of the lower die 201 according to the size of a welding object, the applicability of the device is improved, and meanwhile, the condition that the welding object moves due to external factors and the butt joint position of the welding object and the upper die 406 deviates to influence the welding quality and accuracy is avoided;
fixed mounting pole 301 is installed through mount pad 3 to the rear side at table surface 2 top, fixed mounting pole 301's front fixed mounting has ultrasonic bonding protecting sheathing 4, ultrasonic bonding protecting sheathing 4 inside top has the transducer protecting sheathing 402 that extends ultrasonic bonding protecting sheathing 4 through pneumatic cylinder 401 fixed mounting, the inside fixed mounting of transducer protecting sheathing 402 has transducer 403, there is amplitude transformer 405 bottom of transducer 403 through ring flange 404 fixed mounting, the bottom fixed mounting of amplitude transformer 405 has last mould 406, ultrasonic bonding protecting sheathing 4 passes through annular fixed subassembly 302 and mount pad 3 fixed mounting, and the front of ultrasonic bonding protecting sheathing 4 is equipped with manometer 407 and the pressure adjustment switch 408 that uses with pneumatic cylinder 401 cooperation, the model FS series of transducer 403.
The working principle is as follows: when the welding device is used, the walking wheels 104 are pushed by the hand pushing rods 209 to move the device to a working place, the screw rods 106 are rotated by rotating the manual control knobs 107 to enable the supporting legs 108 to be lowered to be in contact with the ground, the position of the device is stabilized, the push rods 203 drive the limiting plates 205 to integrally move inwards by pushing the manual limiting plates 204, a required welded object is fixed under the upper die 406, when the welded object is long, the screw rods 206 can be rotated by rotating the manual turntables 208 to drive the lower die 201 to slide forwards through the sliding blocks 207, and the other side of the welded object can be in contact with and welded with the upper die 406;
finally, the pneumatic cylinder 401 can be controlled to ascend and descend by the control switch 210, so that the upper die 406 is in contact with a welding object on the lower die 201, the ultrasonic wave emitted by the ultrasonic generator 103 can be converted into required mechanical energy by the transducer 403 and then transmitted to the amplitude transformer 405, the load matching between the transducer 403 and the ultrasonic tool head can be adjusted by the amplitude transformer 405, the resonance impedance is reduced, and the welding of the welding object by the upper die 406 is completed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.