CN219381689U

CN219381689U - Metal/thermoplastic plastic pellet sensing welding device

Info

Publication number: CN219381689U
Application number: CN202320620812.0U
Authority: CN
Inventors: 檀财旺; 刘一凡; 吴来军; 蒋俊俊; 宋晓国; 冯吉才
Original assignee: Harbin Institute of Technology Weihai
Current assignee: Harbin Institute of Technology Weihai
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-07-21
Anticipated expiration: 2033-03-27

Abstract

The utility model relates to the field of welding and discloses a metal/thermoplastic plastic pellet sensing welding device which comprises a supporting bottom plate, wherein a supporting frame is arranged on the supporting bottom plate, a supporting top plate is arranged at the top of the supporting frame, an air cylinder is arranged in the supporting frame, a piston rod of the air cylinder is connected with a ball support, a heat-insulating ball layer is arranged above the ball support, a plastic hemisphere is arranged above the heat-insulating ball layer, a metal hemisphere is arranged above the plastic hemisphere, and an induction coil is arranged above the metal hemisphere. The utility model solves the problem of poor welding precision of the metal/thermoplastic plastic pellets.

Description

Metal/thermoplastic plastic pellet sensing welding device

Technical Field

The utility model relates to the field of welding, in particular to a metal/thermoplastic plastic pellet induction welding device.

Background

Plastic materials are widely used in various fields of economic life, from household articles to front science, and plastic is often used in combination with metal materials. Because of the factors of the manufacturing process of the material, the structure of the parts, the limitation of the production environment and the like, some products with complex structures cannot be manufactured and formed at one time, but a plurality of parts can be connected together in a seamless way by welding to form a complete part, so the welding technology of plastics and metals has great application value.

The welding methods of metal and plastic are usually ultrasonic welding, vibration welding, laser welding, friction stir welding and the like, and although the welding methods do not add extra materials to the joint in the welding process compared with induction welding, the welding methods cannot be adopted under special conditions due to the complex workpiece structure and the condition of the joint, the limitation of the part modeling and the limitation of the device. At present, the welding of the metal plastic large-difference materials mainly adopts welding methods such as laser welding, friction stir welding and the like, but is limited to plate welding, and the welding of the metal plastic sphere structure cannot be realized.

The utility model with the application number of 201611038664.2 discloses an automatic welding device for irregular metal spheres, which is characterized in that an automatic welding controller is used for intelligently controlling a welding process, two-dimensional data control is carried out on different welding surfaces of the metal spheres, multi-parameter adjustment is carried out on the positions of welding seams to be welded, the intelligent automatic control can also prevent the swing of a welding gun from being influenced, and the automatic welding device can adapt to the welding operation requirements of different welding seams of various irregular metal spheres, and avoid the welding quality imbalance of the metal welding seams caused by manual operation, but is not suitable for welding metal and plastic pellets.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a metal/thermoplastic plastic pellet induction welding device.

The utility model adopts the following specific scheme: the utility model provides a metal/thermoplastic plastic pellet sense welding set, the device includes supporting baseplate, set up the support frame on the supporting baseplate, the support frame top sets up the supporting roof, the inside cylinder that sets up of support frame, the piston rod and the ball of cylinder hold in the palm to be connected, the ball holds in the palm the top and sets up the heat-insulating ball layer, the heat-insulating ball layer top sets up the plastics hemisphere, the plastics hemisphere top sets up the metal hemisphere, the metal hemisphere top sets up induction coil.

And a through hole is formed in the supporting top plate, and the top of the metal hemisphere penetrates through the through hole.

The ball support is a hemispherical groove bracket.

The linear distance between the bottom of the induction coil and the highest point of the metal hemisphere is 1mm-50mm.

The diameter of the through hole is smaller than that of the metal hemisphere.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model provides a metal/thermoplastic plastic pellet induction welding device which comprises a supporting bottom plate, wherein a supporting frame is arranged on the supporting bottom plate, a supporting top plate is arranged at the top of the supporting frame, an air cylinder is arranged in the supporting frame, a piston rod of the air cylinder is connected with a ball support, a heat insulation ball layer is arranged above the ball support, a plastic hemisphere is arranged above the heat insulation ball layer, a metal hemisphere is arranged above the plastic hemisphere, and an induction coil is arranged above the metal hemisphere.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

wherein, the reference numerals are respectively:

in the figure, 1, an induction coil; 2. a supporting top plate; 3. a metal hemisphere; 4. a plastic hemisphere; 5. a thermal insulation ball layer; 6. a ball support; 7. a cylinder; 8. a support base plate; 9. and (5) supporting frames.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model is described below by means of specific embodiments shown in the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The utility model provides a metal/thermoplastic plastic pellet induction welding device, which comprises a supporting bottom plate 8, wherein a supporting frame 9 is arranged on the supporting bottom plate 8, a supporting top plate 2 is arranged at the top of the supporting frame 9, an air cylinder 7 is arranged in the supporting frame 9, a piston rod of the air cylinder 7 is connected with a pellet support 6, a heat-insulating pellet layer 5 is arranged above the pellet support 6, a plastic pellet sphere 4 is arranged above the heat-insulating pellet layer 5, a metal pellet sphere 3 is arranged above the plastic pellet sphere 4, and an induction coil 1 is arranged above the metal pellet sphere 3.

The supporting top plate 2 is provided with a through hole, and the top of the metal hemisphere 3 passes through the through hole. The ball support 6 is a hemispherical groove bracket. The linear distance between the bottom of the induction coil 1 and the highest point of the metal hemisphere 3 is 1mm-50mm. The diameter of the through hole is smaller than the diameter of the metal hemisphere 3.

When the device is adopted to weld the metal hemisphere 3 and the plastic hemisphere 4, the metal hemisphere 3 and the plastic hemisphere 4 are fixed on the sphere support 6 and the heat insulation sphere layer 5, the metal hemisphere 3 and the plastic hemisphere 4 are positioned and clamped, and meanwhile, the air cylinder 7 is started, the metal hemisphere 3 is subjected to pressure brought by a through hole on a supporting top plate, so that the metal hemisphere 3 and the plastic hemisphere 4 are prevented from being deviated in the welding process, and the welding precision is prevented from being influenced.

In the welding process, the metal hemisphere 3 positioned at the upper part is heated by the induction coil 1, and the metal hemisphere 3 and the plastic hemisphere 4 are successfully welded by utilizing the heating of the induction coil 1 and the clamping force of the air cylinder 7 and the supporting top plate 2. Meanwhile, the induction heat generated by the piston rod of the air cylinder 7 cannot damage the matrix of the plastic hemisphere 4 due to the existence of the heat insulation ball layer 5, and in the device provided by the utility model, the induction coil 1 can be subjected to heat control through the induction heating platform so as to adapt to the welding requirements of different metal materials and plastic materials. According to the utility model, the clamping force and the clamp height are adjusted through the air cylinder 7 so as to meet the requirements of metal hemispheres 3 and plastic hemispheres 4 with different sizes, the centers of the induction coil, the heat-insulating ball layer, the ball support and the air cylinder are positioned on the same vertical line, and when the sizes of the metal hemispheres and the plastic hemispheres are larger than the size of the through holes of the supporting top plate 2, the opening size of the supporting top plate 2 is adjusted so as to meet the welding requirements of workpieces with different sizes.

The foregoing drawings and description are only one embodiment of the present utility model, but the specific scope of the present utility model is not limited to the above description, and any simple replacement or modification within the scope of the technical idea disclosed in the present utility model and according to the technical scheme of the present utility model should be within the scope of the present utility model.

Claims

1. The utility model provides a metal/thermoplastic plastic pellet sense welding set, its characterized in that, the device includes supporting baseplate (8), set up support frame (9) on supporting baseplate (8), support frame (9) top sets up supporting roof (2), the inside cylinder (7) that sets up of support frame (9), the piston rod and the ball of cylinder (7) hold in the palm (6) to be connected, ball holds in the palm (6) top and sets up thermal-insulated ball layer (5), thermal-insulated ball layer (5) top sets up plastics hemisphere (4), plastics hemisphere (4) top sets up metal hemisphere (3), metal hemisphere (3) top sets up induction coil (1).

2. The metal/thermoplastic pellet induction welding apparatus as claimed in claim 1, characterized in that a through hole is provided on said support top plate (2), through which the top of said metal hemisphere (3) passes.

3. The metal/thermoplastic pellet sense welding device according to claim 2, characterized in that the ball holder (6) is a hemispherical recess holder.

4. A metal/thermoplastic pellet induction welding device according to claim 3, characterized in that the linear distance of the bottom of the induction coil (1) from the highest point of the metal hemisphere (3) is 1mm-50mm.

5. A metal/thermoplastic pellet induction welding device according to any of the claims 2-4, characterized in that the diameter of the through holes is smaller than the diameter of the metal hemispheres (3).