阅读说明：本技术 一种转盘式高周波塑胶熔接机 (Carousel formula high frequency plastic heat sealing machine ) 是由 洪庄明 于 2021-10-26 设计创作，主要内容包括：本发明公开了一种转盘式高周波塑胶熔接机,包括熔接机构、转盘机构、机械臂和控制系统,所述熔接机构包括熔接电机、减速器、丝杆、压力传感器、导柱、机头板、感应器,所述转盘机构包括转台、夹具、转台电机、分割器、升降气缸；所述机械臂包括横向气缸、横向导柱、纵向气缸、纵向导柱、机械手；所述控制系统集成在控制面板内,与其它机构进行电线连接或气管连接,通过触控屏和按键开关对相关机构进行工作控制；上述机构均通过机壳进行安装与固定。本发明通过控制系统预先设置熔接参数,保证了熔接的精确度；通过转盘机构带动料品依次到达相应的工位,上料、熔接、取料依次完成,降低了劳动强度,提高了生产效率,提高了生产的安全性。(The invention discloses a rotating disc type high-frequency plastic welding machine which comprises a welding mechanism, a rotating disc mechanism, a mechanical arm and a control system, wherein the welding mechanism comprises a welding motor, a speed reducer, a lead screw, a pressure sensor, a guide pillar, a nose plate and an inductor; the mechanical arm comprises a transverse cylinder, a transverse guide pillar, a longitudinal cylinder, a longitudinal guide pillar and a mechanical arm; the control system is integrated in the control panel, is connected with other mechanisms through wires or air pipes, and controls the relevant mechanisms through the touch screen and the key switches; the mechanisms are installed and fixed through the machine shell. According to the invention, the welding parameters are preset by the control system, so that the welding accuracy is ensured; the rotary table mechanism drives the material products to sequentially reach corresponding stations, and the material loading, the welding and the material taking are sequentially completed, so that the labor intensity is reduced, the production efficiency is improved, and the production safety is improved.)

1. The utility model provides a carousel formula high frequency plastic heat sealing machine which characterized in that: the welding machine comprises a welding mechanism, a turntable mechanism, a mechanical arm and a control system, wherein the welding mechanism comprises a welding motor, a speed reducer, a lead screw, a pressure sensor, a guide pillar, a nose plate and an inductor; the mechanical arm comprises a transverse cylinder, a transverse guide pillar, a longitudinal cylinder, a longitudinal guide pillar and a mechanical arm; the control system is integrated in the control panel, is connected with other mechanisms through wires or air pipes, and controls the relevant mechanisms through the touch screen and the key switches.

2. The rotary disc type high-frequency plastic welding machine as claimed in claim 1, wherein: and the welding motor is provided with an encoder which reads and decodes the welding parameters sent by the control system to form corresponding electric signals to drive the motor to work.

3. The rotary disc type high-frequency plastic welding machine as claimed in claim 1, wherein: the control system can preset various material welding parameters through the control screen, and the set parameters comprise a machine head descending distance, machine head descending time, high cycle time, cooling time and pressure values.

4. The rotary disc type high-frequency plastic welding machine as claimed in claim 1, wherein: the fixture is 4 sets in total, every two 90 degrees symmetry settings on circular revolving stage, and fixture one end and revolving stage fixed connection.

Technical Field

The invention belongs to the technical field of plastic processing equipment, and particularly relates to a rotating disc type high-frequency plastic welding machine.

Background

The high frequency wave is electromagnetic wave with frequency over 100KHz, and high frequency electromagnetic field is used to make the molecules in the material collide strongly with each other to produce high temperature for welding and fusion. With the further research and development of high frequency technology, high frequency technology has been widely used in industrial production and daily life, especially playing an important role in the plastic processing industry.

Currently, the equipments for high frequency processing in industrial production include a high frequency plastic welding machine, a high frequency skin plastic fusing machine, a high frequency folding box indentation machine, and a high frequency metal heating machine. The high-frequency plastic welding machine utilizes a high-frequency electric field to enable internal molecules of plastics to oscillate to generate heat energy to fuse various products, and a medium material activates positive electricity molecules under the action of the high-frequency electric field to enable the positive electricity molecules of the medium material to move at a high speed and generate heat through friction, so that the plastics are welded. For pure PVC or soft and hard plastic containing more than 30% of PVC, a good welding effect is difficult to achieve through a common heating method, and the high-frequency welding machine can better solve the problem.

The material article need be overlapped the material loading through the manual work to current high frequency heat sealing machine during operation, relies on the experience to set up the butt fusion temperature, and the butt fusion is accomplished the back, need carry out the ejection of compact and the material loading again through the manual work, leads to labour to consume greatly, consumes time long, and work efficiency is low, and has certain potential safety hazard.

Disclosure of Invention

The invention aims to provide a rotary disc type high-frequency plastic welding machine, and aims to solve the problems of high labor consumption, high working efficiency, low welding position, high potential safety hazard and the like caused by manual feeding and discharging and empirical welding in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

a rotating disc type high-frequency plastic welding machine comprises a welding mechanism, a rotating disc mechanism, a mechanical arm and a control system, wherein the welding mechanism comprises a welding motor, a speed reducer, a lead screw, a pressure sensor, a guide pillar, a machine head plate and an inductor, and the rotating disc mechanism comprises a rotating disc, a clamp, a rotating disc motor, a divider and a lifting cylinder; the mechanical arm comprises a transverse cylinder, a transverse guide pillar, a longitudinal cylinder, a longitudinal guide pillar and a mechanical arm; the control system is integrated in the control panel, is connected with other mechanisms through wires or air pipes, and controls the relevant mechanisms through the touch screen and the key switches.

Furthermore, the welding motor is also provided with an encoder which receives the welding parameters sent by the control system to form corresponding electric signals to drive the motor to work.

Furthermore, the sensor is an infrared sensor, the machine head plate lower station fixture is detected, when a product to be welded on the fixture is found, an electric signal is sent out to control the system, and the welding motor drives the machine head plate to descend to work.

Further, the touch screen can set corresponding aircraft nose descending distance, aircraft nose descending time, high cycle time, cooling time and pressure value according to the butt fusion characteristic of different products.

Furthermore, 4 sets of fixtures are arranged, every 90 degrees are symmetrically arranged on the circular rotary table, and one end of each fixture is fixedly connected with the rotary table and is used for being grabbed by the installation, loading, compression welding and cooling of the welded part.

Further, the turntable motor provides power for rotation of the turntable, the divider serves as a rotary transmission device to divide 90 degrees, and the clamp is accurately sent to a station.

And the manipulator is designed according to the shape of the clamp so as to conveniently grab and discharge materials.

According to the turntable type high-frequency plastic welding machine, the welding parameters of corresponding products are automatically set through the presetting of the control system, so that the welding accuracy is ensured; the rotary table mechanism drives the material products to sequentially reach corresponding processing positions, and the material loading, the welding and the material taking are sequentially completed, so that the labor intensity is reduced, the production efficiency is improved, and the production safety is improved.

Drawings

FIG. 1 is a perspective view of a turntable type high frequency plastic welding machine according to the present invention;

in the figure: the welding machine comprises a machine shell 1, a welding motor 21, a machine head plate 26, a sensor 27, a control panel 3, a touch screen 31, a switch 32, a rotary table 44, a clamp 45, a mechanical arm 5 and a mechanical arm 55;

FIG. 2 is a perspective view of the fusion splice mechanism of the present invention;

in the figure: the welding motor 21, the encoder 210, the speed reducer 22, the screw 23, the pressure sensor 24, the guide post 25 and the head plate 26;

FIG. 3 is a perspective view of the robotic arm of the present invention;

in the figure: the mechanical arm 5, a transverse cylinder 51, a transverse guide post 52, a longitudinal cylinder 53, a longitudinal guide post 54 and a mechanical hand 55;

FIG. 4 is a front view of the turntable mechanism of the present invention;

in the figure: lifting cylinder 41, turntable motor 42, divider 43, turntable 44 and clamp 45.

Detailed Description

The working of the invention is further described below by means of examples which are intended to illustrate the invention and are not to be construed as limiting the invention.

Referring to fig. 1-4, the turntable type high-frequency plastic welding machine of the present invention comprises a welding mechanism, a turntable mechanism, a mechanical arm and a control system, wherein the welding mechanism comprises a welding motor 21, an encoder 210, a speed reducer 22, a screw 23, a pressure sensor 24, a guide post 25, a nose plate 26 and an inductor 27, and the turntable mechanism comprises a lifting cylinder 41, turntable motors 42 and 43, a turntable 44 and a clamp 45; the mechanical arm comprises a transverse cylinder 51, a transverse guide post 52, a longitudinal cylinder 53, a longitudinal guide post 54 and a mechanical arm 55; the control system is integrated in the control panel 3, is in electric wire connection or air circuit connection with other mechanisms, and controls the work of the relevant mechanisms through the touch screen 31 and the key switch 32; the mechanisms are installed and fixed through the machine shell.

The first embodiment is as follows: the manual operation can be completed by 1 worker

Referring to fig. 1-4, a manual operation of a turntable type high frequency plastic welding machine of the present invention generally comprises the following steps:

and (I) preparing. Turning on a power switch, preheating the electron tube for 10 minutes, and then starting to work by high frequency; according to the characteristics of the material, setting parameters in the touch screen 31 on the control panel 3, wherein the parameters comprise descending distance, high cycle time, cooling time and ascending time; the manual/automatic switch in the key switch 32 is turned manual.

And (II) feeding. An operator is positioned at a station opposite to the mechanical arm 2, a product to be welded is arranged on the clamp 45, and a welding material product is stacked.

And (III) feeding. After the power switch is turned on for 10 minutes, the start button is pressed in the button switch 32, the lifting cylinder 41 in the turntable machine works to jack up the turntable 44, the turntable motor 42 works, the divider 43 works, the turntable rotates clockwise for 90 degrees, and a product to be welded on the feeding station clamp 45 is conveyed to a head plate lower station.

And (IV) welding. After inductor 27 detects the product of station under the aircraft nose board, send work order and give control system, welding motor 21 works, encoder 210 changes the parameter that has set up into relevant instruction to welding motor simultaneously, the welding motor drives reduction gear 22, lead screw 23, guide pillar 25 and aircraft nose board 26 descend in step, when aircraft nose board and welding product contact, pressure sensor 24 begins to detect pressure, when the pressure value is the same with the pressure value that sets up, high cycle work, make plastic medium material produce the heat under high frequency electric field's effect, begin the butt fusion, high cycle time is the butt fusion time promptly.

And (V) taking materials. After welding is completed, the machine head plate rises, after the machine head plate is reset, a rotary table motor obtains an instruction to work, a divider works, a rotary table rotates clockwise by 90 degrees, a welded product is sent to a station below a mechanical arm 5, the mechanical arm works, a longitudinal cylinder 53 works, a mechanical arm 55 descends to a clamp along a longitudinal guide pillar 54, a transverse cylinder 51 works, a conveying mechanical arm 55 moves along a transverse guide pillar 52, and the product is taken down; at the moment, no product exists on the lower station corner clamping device of the nose plate, the sensor cannot detect the product, the welding motor does not work, the nose plate does not descend, and single operation is completed.

Example two: automatic operation, can be operated by 2 persons

Referring to fig. 1-4, the automatic operation of the turntable type high frequency plastic welding machine of the present invention generally comprises the following steps:

and (I) preparing. Turning on a power switch, preheating the electron tube for 10 minutes, and then starting to work by high frequency; according to the characteristics of the material, setting parameters in the touch screen 31 on the control panel 3, wherein the parameters comprise descending distance, high cycle time, cooling time and ascending time; the manual/automatic switch in the key switch 32 is turned automatic.

And (II) feeding. 2 operators can be arranged to be respectively positioned at a station opposite to the mechanical arm 2 and a station opposite to the head plate 26, products to be welded are installed on respective clamps 45, and welding materials are superposed; 2 people cooperate, guarantee that the arm is in time can to the loading of opposite station.

And (II) feeding. After the power switch is turned on for 10 minutes, a start button is pressed in the button switch 32, the lifting cylinder 41 in the turntable machine works to jack up the turntable 44, the turntable motor 42 works, the divider 43 works, the turntable rotates clockwise for 90 degrees, and a product to be welded on a clamp at a station opposite to the mechanical arm is conveyed to the position below the machine head station. At the moment, the welding product on the station clamp opposite to the original head plate synchronously rotates until the mechanical arm works opposite to the original head plate, and the next welding preparation is made.

And (III) welding. After inductor 27 detects the product of station under the aircraft nose board, send work order and give control system, welding motor 21 works, encoder 210 changes the parameter that has set up into relevant instruction to welding motor simultaneously, the welding motor drives reduction gear 22, lead screw 23, guide pillar 25 and aircraft nose board 26 descend in step, when aircraft nose board and welding product contact, pressure sensor 24 begins to detect pressure, when the pressure value is the same with the pressure value that sets up, high cycle work, make plastic medium material produce the heat under high frequency electric field's effect, begin the butt fusion, high cycle time is the butt fusion time promptly.

And (IV) taking materials and welding. After the welding is finished, the head plate rises, after the head plate resets, the rotary table motor obtains an instruction to rotate, the divider works, the product to be welded and the welded product are synchronously sent to a head plate lower station and a mechanical arm 5 lower station, and the welding mechanism repeats the step (III); the mechanical arm 5 works, the longitudinal cylinder 53 works, the mechanical arm 55 descends to the clamp along the longitudinal guide post 54, the transverse cylinder 51 works, the belt conveying mechanical arm 55 does not move along the transverse guide post 52, and products are taken down.

And (V) repeating. Along with the decline and the rising of aircraft nose board, carousel mechanism constantly sends the product of treating the butt fusion to the station butt fusion under the aircraft nose board, and the product after will welding is sent to the arm station down and is taken out, and operating personnel installs the product of treating the butt fusion on the material loading station, and the material article is stacked, and the circulation is reciprocal.

Further, in the above embodiment, since the robot arm has no sensor, the robot arm is started to operate whenever the divider delivers the clamp to its lower station, and if there is a product, the robot arm is taken down, and if there is no product, the robot arm is emptied.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and their concepts should be equivalent or changed within the technical scope of the present invention.