CN110815833A

CN110815833A - Automatic hot melting structure

Info

Publication number: CN110815833A
Application number: CN201810900871.7A
Authority: CN
Inventors: 王留元
Original assignee: Suzhou Hanyang Precision Electronics Co Ltd
Current assignee: Suzhou Mitac Precision Technology Co Ltd; Suzhou Hanyang Precision Electronics Co Ltd
Priority date: 2018-08-09
Filing date: 2018-08-09
Publication date: 2020-02-21

Abstract

The automatic hot melting structure is used for hot melting nuts on plastic parts, the plastic parts are provided with hollow convex columns with different slopes, and the automatic hot melting structure comprises: the hot melting jig is used for horizontally placing the hot-melted plastic part on the hot melting jig; the mechanical arm is arranged on one side of the hot melting jig; the hot melting machine head is fixed at the end part of the mechanical arm and is provided with a hot melting column for hot melting a nut; and the control unit controls the mechanical arm to drive the hot melting machine head to move. According to the automatic hot melting structure, when the nuts are hot-melted on the plastic part, the mechanical arm only needs to drive the hot melting machine head to move, the nuts can be hot-melted on the hollow convex columns on the plastic part, and for the hollow convex columns with different slopes, the mechanical arm drives the hot melting machine head to incline at different angles, so that the nuts can be hot-melted in the hollow convex columns with different slopes.

Description

Automatic hot melting structure

[ technical field ] A method for producing a semiconductor device

The invention relates to a hot melting structure, in particular to an automatic hot melting structure.

[ background of the invention ]

Most injection-molded plastic parts need to be subjected to nail embedding and hot melting processing, and subsequent assembly can be carried out. For example, the plastic casing and the motherboard of the notebook computer need to be fixedly connected through the metal nut and the screw, the metal nut must be hot-melted and implanted into the plastic casing by using the hot melting device, so that the metal nut and the plastic casing are fixedly combined, and then the motherboard is locked on the plastic casing by the screw.

However, in the prior art, when the nut is hot-melted, the hollow convex column needs to be in a vertical state to be hot-melted by using a hot melting machine; if the hollow convex column has a slope, different hot melting jigs are required to be manufactured aiming at the hollow convex columns with different slopes, and the plastic part is placed on the hot melting jigs to enable the hollow convex column to be in a vertical state. For example, there are 7 kinds of different angles of hollow projection on notebook computer's the plastic shell and need hot melt nut, then need set up 7 sets of hot melt tools, use 7 ordinary hot melt machines, and each set of hot melt tool all needs alone to operate. Therefore, manpower and material resources are wasted.

In view of the above, there is a need to develop an automatic hot-melting structure to solve the problem of wasting manpower and material resources due to the need of manufacturing different hot-melting jigs for hollow convex pillars with different inclinations on a plastic part in the prior art.

[ summary of the invention ]

Therefore, the present invention is directed to an automatic hot-melting structure, which only needs to manufacture a set of hot-melting jig to hot-melt nuts into hollow convex columns with different inclination angles on a plastic part.

In order to achieve the above object, the present invention provides an automatic hot melting structure for hot melting a nut on a plastic part, the plastic part having hollow protruding columns with different slopes, the automatic hot melting structure comprising:

the hot melting jig is used for horizontally placing the hot-melted plastic part on the hot melting jig;

the mechanical arm is arranged on one side of the hot melting jig;

the hot melting machine head is fixed at the end part of the mechanical arm and is provided with a hot melting column for hot melting a nut;

and the control unit controls the mechanical arm to drive the hot melting machine head to move.

Optionally, the automatic hot melting structure comprises a working support, and the hot melting jig and the mechanical arm are arranged on the working support.

Optionally, at least two sides of the working support are provided with baffles.

Optionally, the robotic arm is a six-axis robotic arm.

Optionally, the load weight of the robot arm is 12 Kg.

Optionally, the control unit is provided with a storage unit, the storage unit stores a motion track of the robot arm, and the motion track corresponds to the position of the hollow convex column on the plastic part.

Optionally, the motion trajectory includes an inclination angle of the robot arm, and the inclination angle of the robot arm corresponds to an inclination of the hollow convex column.

Compared with the prior art, the automatic hot melting structure has the advantages that the mechanical arm is arranged on one side of the hot melting jig, the hot melting machine head is fixed at the end part of the mechanical arm, when the nut is hot-melted on the plastic part, the mechanical arm only needs to drive the hot melting machine head to move, the hot melting nut can be arranged on the hollow convex column on the plastic part, the mechanical arm drives the hot melting machine head to incline at different angles for the hollow convex columns with different slopes, and therefore the nut can be hot-melted in the hollow convex columns with different slopes. Therefore, the automatic hot melting structure can be used for hot melting nuts in hollow convex columns with different inclinations on the plastic part only by manufacturing a set of hot melting jig, and only one person is needed for operation, so that the manpower and material resources are saved.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of an automatic hot-melting fixture according to the present invention.

Fig. 2 is a schematic view illustrating a first working state of the automatic hot-melting fixture according to the present invention.

FIG. 3 is a schematic diagram illustrating a second working state of the automatic thermal melting fixture according to the present invention.

FIG. 4 is a schematic diagram illustrating a third operating state of the automatic thermal melting fixture according to the present invention.

[ detailed description ] embodiments

In this embodiment, the automatic hot-melting structure of the present invention is used for hot-melting a nut on a plastic part 10, the plastic part 10 has hollow convex columns with different slopes, the plastic part 10 can be a plastic part such as a notebook computer housing, a tablet computer housing, or a mobile phone housing, and the automatic hot-melting structure includes:

the hot melting jig 100 is used for positioning the plastic part 10 when the hot melting plastic part 10 is horizontally placed on the hot melting jig 100;

the mechanical arm 200 is arranged on one side of the hot melting jig 100;

the hot melting machine head 300 is fixed at the end part of the mechanical arm 200, and the hot melting machine head 300 is provided with a hot melting column 301 for hot melting nuts;

and the control unit controls the mechanical arm 200 to drive the hot melting machine head 300 to move.

In order to facilitate the hot melting and the operation of the worker, the automatic hot melting structure includes a working bracket 400, and the hot melting fixture 100 and the mechanical arm 200 are disposed on the working bracket 400.

Wherein, at least two sides on the working support 400 are provided with a baffle 500, and the baffle 500 surrounds the automatic hot melting structure, thereby playing a role of safety protection.

The robot arm 200 is a six-axis robot arm, and thus the hot-melt machine head 300 can be driven to move in various directions.

The load weight of the robot arm 200 is 12Kg, and the load weight does not affect the rigidity of the robot arm 200, and can also bear the hot-melting handpiece 300 with a certain weight.

Wherein, the control unit is provided with a storage unit, the movement track of the mechanical arm 200 is stored in the storage unit, the movement track corresponds to the position of the hollow convex column on the plastic part 10, the mechanical arm 200 moves according to the movement track, and the phenomenon of nut leakage cannot occur.

When in hot melting, the hollow convex column presents different slopes, and the mechanical arm 200 needs to drive the hot melting machine head 300 to present corresponding slopes for hot melting, so that the movement track includes the inclined angle of the mechanical arm 200, and the inclined angle of the mechanical arm 200 corresponds to the slopes of the hollow convex column.

Referring to fig. 2 to 4, fig. 2 is a schematic view illustrating a first working state of the automatic hot-melting fixture of the present invention, fig. 3 is a schematic view illustrating a second working state of the automatic hot-melting fixture of the present invention, and fig. 4 is a schematic view illustrating a third working state of the automatic hot-melting fixture of the present invention.

When hot melting, firstly, the plastic part 10 is flatly placed on the hot melting jig 100, and the hot melting jig 100 positions the plastic part 10; then, the control unit controls the robot arm 200 to drive the hot melting machine head 300 to move, according to the inclination of the hollow convex column, the robot arm 200 drives the hot melting machine head 300 to incline at different angles, and the hot melting column 301 on the hot melting machine head 300 hot-melts the nut into the hollow convex column of the plastic part 10 until the hot melting of all the nuts is completed.

Compared with the prior art, according to the automatic hot melting structure, the mechanical arm 200 is arranged on one side of the hot melting jig 100, the hot melting machine head 300 is fixed at the end part of the mechanical arm 200, when the nut is hot-melted on the plastic part 10, the mechanical arm 200 only needs to drive the hot melting machine head 300 to move, the hot melting nut can be hot-melted on the hollow convex column on the plastic part 10, and for the hollow convex columns with different slopes, the angles of the mechanical arm 200 driving the hot melting machine head 300 to incline are different, so that the nut can be hot-melted in the hollow convex columns with different slopes. Therefore, the automatic hot melting structure of the invention can hot melt the nuts into the hollow convex columns with different inclinations on the plastic part 10 only by manufacturing a set of hot melting jig 100, and only one person is needed to operate, thereby saving manpower and material resources.

Claims

1. Automatic hot melt structure for hot melt nut on to the plastic part, the plastic part has the cavity projection that is different inclinations, its characterized in that, automatic hot melt structure includes:

the mechanical arm is arranged on one side of the hot melting jig;

2. The automatic hot melting structure of claim 1, wherein the automatic hot melting structure comprises a working support, and the hot melting fixture and the mechanical arm are arranged on the working support.

3. The automatic heat stake structure of claim 2, wherein said working support is provided with a baffle on at least two sides.

4. The automated heat stake structure of claim 1, wherein said robotic arm is a six-axis robotic arm.

5. The automatic heat-fusible structure as claimed in claim 1, wherein the load weight of the robot arm is 12 Kg.

6. The automatic hot-melt structure of claim 1, wherein the control unit has a storage unit therein, and the storage unit stores therein a motion track of the robot arm, the motion track corresponding to a position of the hollow protruding pillar on the plastic part.

7. The automatic hot melt structure of claim 6, wherein the motion trajectory comprises an angle of inclination of the robot arm, and the angle of inclination of the robot arm corresponds to an inclination of the hollow convex pillar.