阅读说明：本技术 一种超声焊接装置 (Ultrasonic welding device ) 是由 孙俊杰 于 2021-08-16 设计创作，主要内容包括：本发明属于焊接设备领域,具体涉及一种超声焊接装置,包括所述工作台的底部安装有减震脚,所述减震脚的底部连接有底板,所述工作台的一端连接有立柱,所述立柱上安装有控制箱,所述控制箱的一侧连接有连接板,所述连接板的上安装有伸缩杆,所述伸缩杆的底部连接有超声波发生器,所述超声波发生器的底部连接有超声波振子,所述工作台的上方设置有安装板,所述安装板的端面上安装有若干夹持机构,本发明可以根据被焊接件的尺寸以及形状对其进行改变,从而适用于不同的被焊接件,并且通过对夹持机构进行快速降温,能够保证换能器的工作状态,提高焊接效果,同时夹持机构与焊接装置分开设置,使得一个夹持机构可以适用于不同种类的焊接机进行使用。(The invention belongs to the field of welding equipment, and particularly relates to an ultrasonic welding device which comprises a damping pin arranged at the bottom of a workbench, a bottom plate connected with the bottom of the damping pin, an upright column connected with one end of the workbench, a control box arranged on the upright column, a connecting plate connected with one side of the control box, a telescopic rod arranged on the connecting plate, an ultrasonic generator connected with the bottom of the telescopic rod, an ultrasonic vibrator connected with the bottom of the ultrasonic generator, a mounting plate arranged above the workbench, and a plurality of clamping mechanisms arranged on the end surface of the mounting plate, wherein the ultrasonic welding device can be changed according to the size and the shape of a welded piece, so that the ultrasonic welding device is suitable for different welded pieces, and the clamping mechanisms are quickly cooled, thereby ensuring the working state of an energy converter and improving the welding effect, and meanwhile, the clamping mechanism and the welding device are separately arranged, so that one clamping mechanism can be suitable for different welding machines to use.)

1. The ultrasonic welding device is characterized by comprising a damping foot (2) arranged at the bottom of a workbench (1), a bottom plate (3) connected to the bottom of the damping foot (2), a stand column (4) connected to one end of the workbench (1), a control box (5) arranged on the stand column (4), a connecting plate (6) connected to one side of the control box (5), a telescopic rod (7) arranged on the connecting plate (6), an ultrasonic generator (8) connected to the bottom of the telescopic rod (7), and an ultrasonic vibrator (9) connected to the bottom of the ultrasonic generator (8);

the top of workstation (1) is provided with mounting panel (10), install a plurality of fixture (11) on the terminal surface of mounting panel (10), the both sides of fixture (11) are provided with heat dissipation mechanism (12).

2. An ultrasonic welding device according to claim 1, characterized in that a sliding sleeve (13) is connected to the outer wall of the ultrasonic generator (8), a sliding rod (14) is connected to one side of the control box (5), and the sliding sleeve (13) slides relatively outside the sliding rod (14).

3. The ultrasonic welding device according to claim 1, wherein the clamping mechanism comprises a fixed block (1101), a screw (1102), a movable rod (1103), an adjusting rod (1104) and a clamping plate (1105), the fixed block (1101) is fixedly mounted on a mounting plate (10), the screw (1102) is connected to the inside of the mounting plate (10), the movable rod (1103) is connected to one end of the screw (1102), the clamping plate (1105) is connected to the other end of the movable rod (1103), and the adjusting rod (1104) is connected to the bottom of the clamping plate (1105).

4. An ultrasonic welding device according to claim 3, characterized in that the movable rod (1103) and the clamping plate (1105) and the adjusting rod (1104) are movably connected through a rotating shaft.

5. An ultrasonic welding device according to claim 3, characterized in that the clamping plates (1105) are provided with anti-slip ridges (15) on their end faces.

6. The ultrasonic welding device of claim 1, wherein the heat dissipation mechanism (12) comprises an atomization box (1201), an atomizer (1202), a water inlet pipe (1203), a water outlet pipe (1204), a spray head (1205), an air pipe (1206), a water tank (1207) and a fan (1208), the atomizing box (1201) is arranged on two sides of the clamping mechanism (11), the top of the atomizing box (1201) is provided with an atomizer (1202), the output end of the atomizer (1202) is connected with a water outlet pipe (1204), the output end of the water outlet pipe (1204) is connected with a spray head (1205), the input end of the atomizer (1202) is connected with a water inlet pipe (1203), one end of the atomization box (1201) is connected with an air pipe (1206), the inside of tuber pipe (1206) is provided with water tank (1207), the other end of tuber pipe (1206) is connected with fan (1208).

7. An ultrasonic welding device according to claim 6, characterized in that the end surface of the atomizing chamber (1201) close to the spray head (1205) is provided with a baffle (16).

8. The ultrasonic welding device of claim 6, characterized in that the inside of the atomizing chamber (1201) is arranged to be an inclined structure, the water tank (1207) is connected with the end surface of the atomizing chamber (1201) far away from the nozzle (1205), and the opening of the water tank (1207) is flush with the bottom of the atomizing chamber (1201).

9. An ultrasonic welding device according to claim 1, characterized in that the control box (5) is connected to the upright (4) by means of a clamp (17), and that a handle is connected to the clamp (17).

10. An ultrasonic welding device according to claim 1, characterized in that the mounting plate (10) is provided with dampers (18) on both sides of its bottom.

Technical Field

The invention relates to the field of welding equipment, in particular to an ultrasonic welding device.

Background

Ultrasonic welding is to transmit high-frequency vibration waves to the surfaces of two objects to be welded, and to rub the surfaces of the two objects against each other under pressure to form fusion between molecular layers, and the current of 50/60 Hz is converted into electric energy of 15, 20, 30 or 40KHz by an ultrasonic generator. The converted high-frequency electrical energy is converted again into mechanical motion of the same frequency by the transducer, and the mechanical motion is then transmitted to the welding head by a set of amplitude transformer devices which can change the amplitude. The horn transmits the received vibrational energy to the joint of the work pieces to be welded where it is frictionally converted to heat energy to melt the plastic. Ultrasound can be used not only to weld rigid thermoplastics, but also to process fabrics and films.

The prior art has the following problems:

1. the existing ultrasonic welding device is used for replacing the die according to a welding part which is not used, an independent die cannot be suitable for a plurality of welded parts, the operation is complex, and the practicability of the welding device is reduced.

2. The ultrasonic wave can not achieve hundred percent efficiency conversion when the existing ultrasonic welding device is used, so that the lost part can be converted into heat energy, the temperature of the die is increased, the performance of piezoelectric ceramic is influenced by the temperature increase, the working state of the transducer is influenced, the temperature is increased more quickly, and the welding effect is not ideal.

Disclosure of Invention

Objects of the invention

The ultrasonic welding device has the characteristics that the clamping mechanisms are independently arranged and can be adjusted differently according to the sizes and the shapes of welded pieces, so that the ultrasonic welding device is suitable for different welded pieces, the working states of piezoelectric ceramics can be ensured by rapidly cooling the clamping mechanisms, the welding effect is improved, and meanwhile, the clamping mechanisms and the welding device are separately arranged, so that one clamping mechanism can be suitable for different welding machines.

(II) technical scheme

In order to solve the technical problems, the invention provides an ultrasonic welding device which comprises a workbench, wherein the bottom of the workbench is provided with a damping pin, the bottom of the damping pin is connected with a bottom plate, one end of the workbench is connected with an upright post, the upright post is provided with a control box, one side of the control box is connected with a connecting plate, the connecting plate is provided with a telescopic rod, the bottom of the telescopic rod is connected with an ultrasonic generator, and the bottom of the ultrasonic generator is connected with an ultrasonic vibrator;

the top of workstation is provided with the mounting panel, install a plurality of fixture on the terminal surface of mounting panel, fixture's both sides are provided with heat dissipation mechanism.

Preferably, the outer wall of the ultrasonic generator is connected with a sliding sleeve, one side of the control box is connected with a sliding rod, and the sliding sleeve slides relatively outside the sliding rod.

Preferably, fixture includes fixed block, screw rod, movable rod, adjusts pole and grip block, fixed block fixed mounting is on the mounting panel, the internal connection of mounting panel has the screw rod, the one end of screw rod is connected with the movable rod, the other end of movable rod is connected with the grip block, the bottom of grip block is connected with adjusts the pole.

Preferably, the movable rod is movably connected with the clamping plate and the clamping plate is movably connected with the adjusting rod through rotating shafts.

Preferably, the end face of the clamping plate is provided with an anti-slip convex rib.

Preferably, heat dissipation mechanism includes atomizer, inlet tube, outlet pipe, shower nozzle, tuber pipe, water tank and fan, the atomizer sets up the both sides at fixture, the atomizer is installed at the top of atomizer, the output of atomizer is connected with the outlet pipe, the output of outlet pipe is connected with the shower nozzle, the input of atomizer is connected with the inlet tube, the one end of atomizer is connected with the tuber pipe, the inside of tuber pipe is provided with the water tank, the other end of tuber pipe is connected with the fan.

Preferably, a baffle plate is arranged on the end face of the atomization box close to the spray head.

Preferably, the inside of atomizer box sets up to slope column structure, and the terminal surface that the shower nozzle was kept away from to water tank and atomizer box is connected to the opening part of water tank is the parallel and level with the bottom of atomizer box.

Preferably, the control box is connected with the stand through the clamp, and is connected with the handle on the clamp.

Preferably, dampers are arranged on two sides of the bottom of the mounting plate.

The technical scheme of the invention has the following beneficial technical effects: through a plurality of fixture's setting, adjust alone every fixture, consequently can be fixed according to the size or the shape of difference by welding, satisfy the difference by welding, need not change new mould again when changing by welding to other, the process time has been saved, and through the setting of heat dissipation mechanism, cooperation through spraying and fan, blow on fixture with spraying or after the cooling, dispel the heat through the wind after the cooling, and fall fixture through the spraying and go up the back evaporation and dispel the heat, fixture's radiating effect has been improved, piezoceramics's operating condition can be guaranteed, make the welded effect more stable.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of an ultrasonic generator mounting structure of the present invention;

FIG. 3 is a schematic view of a clamping mechanism according to the present invention;

FIG. 4 is a schematic view of the clamping mechanism of the present invention in an installed configuration;

FIG. 5 is a schematic view of the internal structure of the clamping mechanism of the present invention;

FIG. 6 is a schematic structural diagram of a heat dissipation mechanism according to the present invention;

fig. 7 is an exploded view of the heat dissipation mechanism of the present invention.

Reference numerals:

1. a work table; 2. a shock absorption foot; 3. a base plate; 4. a column; 5. a control box; 6. a connecting plate; 7. a telescopic rod; 8. an ultrasonic generator; 9. an ultrasonic vibrator; 10. mounting a plate; 11. a clamping mechanism; 1101. a fixed block; 1102. a screw; 1103. a movable rod; 1104. adjusting a rod; 1105. a clamping plate; 12. a heat dissipation mechanism; 1201. an atomization box; 1202. an atomizer; 1203. a water inlet pipe; 1204. a water outlet pipe; 1205. a spray head; 1206. an air duct; 1207. a water tank; 1208. a fan; 13. a sliding sleeve; 14. a slide bar; 15. anti-slip ribs; 16. a baffle plate; 17. clamping a hoop; 18. a damper.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1, a damping foot 2 is mounted on the bottom of a worktable 1, a base plate 3 is connected to the bottom of the damping foot 2, and a mounting plate 10 is disposed above the worktable 1.

Specifically, the clamping mechanism 11 and the heat dissipation mechanism 12 are installed on the installation plate 10, the installation plate 10 is separated from the welding device, when the welding device is used, a user can install different welding machines and the installation plate 10 according to the materials of the welded parts, the fact that one installation plate 10 can be suitable for multiple welding machines is achieved, and the utilization rate of the clamping mechanism 11 and the heat dissipation mechanism 12 is improved.

Further, dampers 18 are arranged on two sides of the bottom of the mounting plate 10, and the dampers 18 can transmit vibration to neutralize, so that the vibration on the mounting plate 10 is not transmitted to the bottom plate 3.

As shown in fig. 1 and 2, one end of the workbench 1 is connected with a vertical column 4, a control box 5 is installed on the vertical column 4, one side of the control box 5 is connected with a connecting plate 6, an expansion link 7 is installed on the connecting plate 6, the bottom of the expansion link 7 is connected with an ultrasonic generator 8, and the bottom of the ultrasonic generator 8 is connected with an ultrasonic vibrator 9.

Specifically, stand 4 supports supersonic generator 8 on to control box 5 and the control box 5, the user can control box 5 when using, thereby can control the stretching out time of telescopic link 7, pressure and supersonic generator 8's frequency are controlled, thereby adjust according to the requirement by the welding piece, telescopic link 7 is the air leg, it removes to drive supersonic generator 8 when it is flexible, supersonic generator 8 drives the ultrasonic vibrator 9 and the welding contact of bottom when removing, make welding piece and by welding between the welding piece through high frequency vibrations.

Further, control box 5 is connected with stand 4 through clamp 17, and is connected with the handle on the clamp 17, and clamp 17 has certain elasticity, is connected stand 4 and control box 5 through clamp 17 for can dismantle between control box 5 and the stand 4, the user can adjust control box 5's height according to the production demand, only need rotatory handle with clamp 17 break away from with stand 4 can, increased the flexibility of device.

Further, be connected with sliding sleeve 13 on supersonic generator 8's the outer wall, one side of control box 5 is connected with slide bar 14, and sliding sleeve 13 is in slide bar 14 is outer to relative slip for supersonic generator 8 drives sliding sleeve 13 and slides on slide bar 14 when reciprocating, and sliding sleeve 13 and slide bar 14's cooperation can carry out spacingly to supersonic generator 8's position, can guarantee certain straightness that hangs down when the upper and lower removal.

As shown in fig. 1, 3, 4 and 5, a mounting plate 10 is disposed above the workbench 1, a plurality of clamping mechanisms 11 are mounted on an end surface of the mounting plate 10, each clamping mechanism includes a fixed block 1101, a screw 1102 and a movable rod 1103, an adjusting rod 1104 and a clamping plate 1105, the fixed block 1101 is fixedly mounted on the mounting plate 10, the screw 1102 is connected inside the mounting plate 10, one end of the screw 1102 is connected with the movable rod 1103, the other end of the movable rod 1103 is connected with the clamping plate 1105, and the bottom of the clamping plate 1105 is connected with the adjusting rod 1104.

Specifically, when in use, the clamping plate 1105 is adjusted according to the size and shape of the welded piece, only the screw 1102 needs to be rotated, the screw 1102 rotates in the fixed block 1101 and is in threaded fit with the fixed block 1101, so that the screw 1102 moves in the fixed block 1101, the screw 1102 drives the movable rod 1103 connected with the screw to move when moving, a bearing is arranged between the screw 1102 and the movable rod 1103, the situation that the movable rod 1103 is driven to rotate when the screw 1102 rotates is avoided, the movable rod 1103 drives the clamping plate 1105 to angularly offset by taking the adjusting rod 1104 as a circle center when moving, the distance between the fixed block 1101 and the clamping plate 1105 is changed when the clamping plate 1105 angularly offsets, and then adjustment can be performed according to the size of different welded pieces, and the number of the clamping mechanisms 11 is multiple, so that each clamping mechanism 11 can perform independent adjustment, and further meet the size requirements of different welded pieces, and the distance between the adjusting rod 1104 and the fixing block 1101 is adjustable, further changing the adjustment angle of the clamping plate 1105.

Specifically, the movable lever 1103 and the grip plate 1105 and the adjustment lever 1104 are connected to each other by rotation.

Further, through adjusting every fixture 11, carry out the adaptation to the size of the piece of being welded of difference, can fix without changing other moulds when being fixed in the face of the piece of being welded of difference, improved production efficiency to it is more convenient in the operation.

Further, the end face of the clamping plate 1105 is provided with an anti-slip protruding edge 15, and the anti-slip protruding edge 15 can increase the friction force between the clamping plate 1105 and the welded part, so that the clamping plate can be fixed without shaking.

As shown in fig. 1, fig. 6 and fig. 7, the both sides of fixture 11 are provided with heat dissipation mechanism 12, heat dissipation mechanism 12 includes atomizing box 1201, atomizer 1202, inlet tube 1203, outlet pipe 1204, shower nozzle 1205, tuber pipe 1206, water tank 1207 and fan 1208, atomizing box 1201 sets up the both sides at fixture 11, atomizer 1202 is installed at atomizing box 1201's top, atomizer 1202's output is connected with outlet pipe 1204, outlet pipe 1204's output is connected with shower nozzle 1205, atomizer 1202's input is connected with inlet tube 1203, atomizing box 1201's one end is connected with the tuber pipe 1206, the inside of tuber pipe 1206 is provided with water tank 1207, the other end of tuber pipe 1206 is connected with fan 1208.

Further, the user can start atomizer 1202 when using, atomizer 1202 draws water from water tank 1207 through inlet tube 1203, on atomizer 1202 atomizes later rethread outlet pipe 1204 transmits shower nozzle 1205 to the transmission, from shower nozzle 1205 spraying, secondly the user can start fan 1208, fan 1208 produces wind-force when starting, wind-force can blow the spraying to fixture 11 department, the spraying evaporates under the wind-force effect of heat on through fixture 11 and fan 1208 production, thereby drive the heat on fixture 11, wind-force can cool off the wind-force that produces with the spraying contact simultaneously, and the cooling effect is improved.

Furthermore, heat on the clamping mechanism 11 can be rapidly taken away through cooled wind power and spray evaporation, the working state of the transducer cannot be influenced, and the welding effect is guaranteed.

Further, a baffle 16 is connected to an end face, close to the nozzle 1205, of the atomizing box 1201, the atomizing box 1201 is provided with an inclined structure inside, the baffle 16 is used for blocking the sprayed mist, the mist is prevented from being accumulated into droplets, the droplets flow to the outer side of the atomizing box 1201, and the accumulated droplets flow out of the atomizing box 1201 through the inclined atomizing box and finally flow into the water tank 1207 through the blocking of the baffle 16, so that the water is reused.

It should be noted that, alternatively, the atomizer 1202 may be replaced by a water pump, and the nozzle 1205 is an atomizing nozzle.

The working principle and the using process of the invention are as follows: when in use, a user independently adjusts the clamping mechanism 11 according to the size and the shape of a welded piece, the welded piece is fixed through the clamping mechanism 11, after the fixed piece is fixed, the telescopic rod 7 and the ultrasonic generator 8 are controlled through the control box 5, the ultrasonic generator 8 is driven to move up and down through the expansion of the telescopic rod 7, the ultrasonic generator drives the ultrasonic vibrator 9 at the bottom to be contacted with the welded piece when moving up and down, the welded piece and the welded piece are welded through high-frequency vibration, energy conversion has loss in the welding process, the loss energy can be converted into heat energy, so that the clamping mechanism 11 generates heat, the user only needs to start the atomizer 1202 and the fan 1208, the clamping mechanism 11 is rapidly cooled through the evaporation of spraying and the cooling of wind power, and the parameters of the ultrasonic transducer can be ensured not to be influenced, the best matching state is always kept, and the welding effect is improved.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.