Thermal connection device for metal shell and plastic part of display

Abstract

The utility model relates to the field of vehicle engineering, in particular to a thermal connection device for a metal shell and a plastic part of a display, which comprises a frame provided with a fixed frame, and an upper sliding frame and a lower sliding frame which are respectively positioned on the upper side and the lower side of the fixed frame and can slide; the upper sliding frame is provided with an upper positioning groove matched with the front face of a workpiece, and the lower sliding frame is provided with a lower positioning groove matched with the back face of the workpiece. The fixing frame is provided with more than two welding columns, and the upper end and the lower end of each welding column are correspondingly welded with workpieces in the upper positioning groove and the lower positioning groove respectively. According to the hot riveting device for protective shell production, hot riveting operation can be conducted on two workpieces at the same time only through one welding column, efficiency is high, and energy consumption is lower.

Description

Technical Field

[0001] The utility model relates to the field of vehicle engineering, in particular to a thermal connection device for a metal shell of a display and a plastic part. Background Art

[0002] The protective case of the automobile display is used to fix and protect components such as circuit boards. The structure of the protective case can refer to the Chinese utility model patent with application number CN202023054978.6, entitled A metal protective case with a built-in display. During processing, plastic parts need to be installed on the metal protective shell. The existing methods include cold connection and hot connection. The hot connection method includes first plugging the positioning column of the plastic part into the positioning hole of the metal protective shell, passing the hot melt column on the plastic part through the lock hole on the metal protective shell, and then melting the part of the hot melt column extending out of the lock hole to fix the plastic part on the metal protective shell. The existing hot riveting equipment has slow processing efficiency, which is not conducive to improving production capacity and saving energy. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a thermal connection device for a display metal shell and a plastic part which can improve efficiency and reduce energy consumption.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a thermal connection device for a display metal shell and a plastic part, comprising:

[0005] The frame is provided with a fixed frame and a slidable upper slide frame and a lower slide frame respectively located on the upper and lower sides of the fixed frame;

[0006] The upper slide is provided with an upper positioning groove adapted to the front of the workpiece, and the lower slide is provided with a lower positioning groove adapted to the back of the workpiece, and workpiece positioning clamps are provided in the upper positioning groove and the lower positioning groove;

[0007] The fixing frame is provided with more than two welding columns, the upper end and the lower end of each welding column respectively correspond to the workpieces in the upper and lower positioning grooves for welding, and both ends of the welding column are provided with grooves corresponding to the hot melt columns on the workpiece.

[0008] Furthermore, the fixing frame is provided with more than two vertical mounting holes, the welding columns are detachably connected to the vertical mounting holes in a one-to-one correspondence, and both ends of the welding columns extend out of the vertical mounting holes respectively.

[0009] Furthermore, the fixing frame is provided with a strip groove, in which more than two slidable sliders are provided, and each of the sliders is provided with a welding column.

[0010] Furthermore, two vertical lifting frames are arranged on the frame, the upper slide frame is horizontally slidably arranged on one vertical lifting frame, and the lower slide frame is horizontally slidably arranged on the other vertical lifting frame.

[0011] Furthermore, the frame is provided with a vertical screw rod, and the vertical screw rod is provided with an upper threaded portion and a lower threaded portion with opposite rotation directions, the upper threaded portion is threadedly matched with one vertical lifting frame, and the lower threaded portion is threadedly matched with another vertical lifting frame.

[0012] Furthermore, the frame is provided with a first motor connected to the vertical screw rod.

[0013] Furthermore, the vertical lifting frame is provided with a horizontal screw rod, and the upper slide frame and the lower slide frame are both provided with screw holes that cooperate with the horizontal screw rod.

[0014] Furthermore, the vertical lifting frame is provided with a second motor connected to the horizontal screw rod.

[0015] The beneficial effects of the utility model are as follows: the thermal connection device for the metal shell of the display and the plastic parts is provided with an upper slide, a fixed frame and a lower slide frame from top to bottom on the frame, the fixed frame is used to install the vertical welding column, the upper positioning groove of the upper slide is used to install the first workpiece, the lower positioning groove of the lower slide is used to install the second workpiece which is vertically flipped 180° relative to the first workpiece, and the workpiece positioning clamp clamps and fixes the workpiece in the positioning groove to ensure its stability during the welding operation. As the upper slide and the lower slide move, the parts to be welded of the upper and lower workpieces are respectively welded close to the upper and lower ends of the welding column, and the groove plays a role in positioning and matching the hot melt column on the workpiece. In this way, two workpieces can be hot-riveted at the same time by only one welding column, which is not only efficient but also has lower energy consumption. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of a thermal connection device for a display metal shell and a plastic part;

[0017] Figure 2 This is a schematic structural diagram of a thermal connection device for a display metal shell and a plastic part according to Embodiment 1;

[0018] Figure 3 This is a schematic structural diagram of a thermal connection device for a display metal shell and a plastic part according to a second embodiment;

[0019] Description of labels:

[0020] 1. Frame; 11. Vertical lifting frame; 12. Vertical screw; 121. Upper threaded portion; 122. Lower threaded portion; 13. First motor; 14. Horizontal screw; 15. Second motor; 2. Fixed frame; 21. Welding column; 211. Groove; 22. Vertical mounting hole; 23. Strip groove; 24. Slider; 3. Upper slide; 31. Upper positioning groove; 311. Workpiece positioning clamp; 4. Lower slide; 41. Lower positioning groove. DETAILED DESCRIPTION

[0021] In order to explain the technical content, achieved objectives and effects of the present invention in detail, the following is an explanation in conjunction with the implementation modes and the accompanying drawings.

[0022] The utility model provides a thermal connection device for a metal shell of a display and a plastic part, which is used in the welding process of the metal shell of the display and the plastic part.

[0023] Please refer to Figure 1 to Figure 2 As shown, the thermal connection device for a display metal shell and a plastic part of the utility model comprises:

[0024] The frame 1 is provided with a fixed frame 2 and a slidable upper slide frame 3 and a lower slide frame 4 respectively located at the upper and lower sides of the fixed frame 2;

[0025] The upper slide 3 is provided with an upper positioning groove 31 adapted to the front of the workpiece, and the lower slide 4 is provided with a lower positioning groove 41 adapted to the back of the workpiece;

[0026] The fixing frame 2 is provided with more than two welding columns 21 , and the upper end and the lower end of each welding column 21 correspond to the workpieces in the upper positioning groove 31 and the lower positioning groove 41 for welding respectively.

[0027] From the above description, it can be seen that the beneficial effects of the utility model are: a thermal connection device for a display metal shell and a plastic part, an upper slide 3, a fixed frame 2 and a lower slide 4 are arranged on the frame 1 from top to bottom in sequence, the fixed frame 2 is used to install a vertical welding column 21, the upper positioning groove 31 of the upper slide 3 is used to install a first workpiece, and the lower positioning groove 41 of the lower slide 4 is used to install a second workpiece that is vertically flipped 180° relative to the first workpiece, and the workpiece positioning clamp 311 clamps and fixes the workpiece in the positioning groove to ensure its stability during the welding operation. As the upper slide 3 and the lower slide 4 move, the parts to be welded of the upper and lower workpieces are respectively welded close to the upper and lower ends of the welding column 21, and the groove 211 plays a role in positioning and matching the hot melt column on the workpiece. In this way, two workpieces can be hot-riveted at the same time by only one welding column 21, which is not only efficient but also has lower energy consumption.

[0028] In an optional embodiment, the fixing frame 2 is provided with more than two vertical mounting holes 22 , the welding columns 21 are detachably connected to the vertical mounting holes 22 in a one-to-one correspondence, and both ends of the welding columns 21 extend out of the vertical mounting holes 22 respectively.

[0029] From the above description, it can be seen that a plurality of vertical mounting holes 22 are provided on the fixing frame 2. A welding column 21 of appropriate length is installed in the corresponding vertical mounting hole 22 according to the welding point, and then the welding column 21 is connected. This can meet the welding needs of workpieces of different specifications, has high adjustability, and has a wide range of applications.

[0030] In an optional embodiment, the fixing frame 2 is provided with a strip groove 23 , and two or more slidable sliders 24 are provided in the strip groove 23 , and a welding column 21 is provided on each slider 24 .

[0031] From the above description, it can be seen that another solution is to set a strip groove 23 for horizontal adjustment on the fixed frame 2, and adjust the distribution position of each slider 24 in the strip groove 23 according to the welding point. This can also meet the welding needs of workpieces of different specifications, which is more flexible than the existing fixed welding column 21.

[0032] In an optional embodiment, two vertical lifting frames 11 are provided on the frame 1 , the upper slide 3 is horizontally slidably disposed on one vertical lifting frame 11 , and the lower slide 4 is horizontally slidably disposed on the other vertical lifting frame 11 .

[0033] From the above description, it can be known that the function of the vertical lifting frame 11 is to adjust the height of the upper slide 3 and the lower slide 4, thereby adjusting the position of the workpiece to facilitate loading and unloading of the workpiece.

[0034] In an optional embodiment, the frame 1 is provided with a vertical screw 12, and the vertical screw 12 is provided with an upper threaded portion 121 and a lower threaded portion 122 with opposite rotation directions, the upper threaded portion 121 is threadedly matched with one vertical lifting frame 11, and the lower threaded portion 122 is threadedly matched with another vertical lifting frame 11.

[0035] From the above description, it can be seen that when the vertical screw 12 rotates, the upper vertical lifting frame 11 and the lower vertical lifting frame 11 corresponding to the upper threaded portion 121 and the lower threaded portion 122 approach or move away, thereby driving the upper and lower workpieces to synchronously approach or move away from the middle fixed frame 2.

[0036] In an optional embodiment, the frame 1 is provided with a first motor 13 connected to the vertical screw rod 12 .

[0037] In an optional embodiment, a horizontal screw rod 14 is provided on the vertical lifting frame 11 , and screw holes that cooperate with the horizontal screw rod 14 are provided on both the upper slide frame 3 and the lower slide frame 4 .

[0038] It can be known from the above description that when the two horizontal screw rods 14 rotate, they respectively drive the upper slide 3 and the lower slide 4 to move in the horizontal direction, thereby controlling the two workpieces to approach or move away from the fixed frame 2 in the middle.

[0039] In an optional embodiment, the vertical lifting frame 11 is provided with a second motor 15 connected to the horizontal screw rod 14 .

[0040] Please refer to Figure 1 to Figure 2 As shown, the first embodiment of the utility model is: a thermal connection device for a display metal shell and a plastic part, comprising:

[0041] The frame 1 is provided with a fixed frame 2 and a slidable upper slide frame 3 and a lower slide frame 4 respectively located at the upper and lower sides of the fixed frame 2;

[0042] The upper slide 3 is provided with an upper positioning groove 31 adapted to the front of the workpiece, and the lower slide 4 is provided with a lower positioning groove 41 adapted to the back of the workpiece;

[0043] The fixing frame 2 is provided with more than two welding columns 21 , and the upper end and the lower end of each welding column 21 correspond to the workpieces in the upper positioning groove 31 and the lower positioning groove 41 for welding respectively.

[0044] The fixing frame 2 is provided with more than two vertical mounting holes 22 , and the welding posts 21 are detachably connected to the vertical mounting holes 22 in a one-to-one correspondence, and both ends of the welding posts 21 extend out of the vertical mounting holes 22 respectively.

[0045] Please refer to Figure 1 to Figure 2 As shown, the difference between the second embodiment of the utility model and the first embodiment is that the fixing frame 2 is provided with a strip groove 23, and two or more slidable sliders 24 are provided in the strip groove 23. The sliders 24 are locked and positioned with the fixing frame 2 by fasteners, and a welding column 21 is provided on each of the sliders 24.

[0046] Please refer to Figure 1 to Figure 2 As shown, the third embodiment of the present utility model further includes, based on the first embodiment or the second embodiment:

[0047] The frame 1 is provided with a vertical guide rod and two vertical lifting frames 11 moving along the vertical guide rod, the upper slide 3 is horizontally slidably arranged on one vertical lifting frame 11, and the lower slide 4 is horizontally slidably arranged on the other vertical lifting frame 11. The frame 1 is provided with a vertical screw 12, and the vertical screw 12 is provided with an upper threaded portion 121 and a lower threaded portion 122 with opposite rotation directions, the upper threaded portion 121 is threadedly matched with one vertical lifting frame 11, and the lower threaded portion 122 is threadedly matched with the other vertical lifting frame 11. The frame 1 is provided with a first motor 13 connected with the vertical screw 12. The vertical lifting frame 11 is provided with a horizontal guide groove and a horizontal screw 14, the upper slide 3 and the lower slide 4 are both provided with screw holes matched with the horizontal screw 14, and the upper slide 3 and the lower slide 4 are slidably connected with the corresponding horizontal guide grooves. The vertical lifting frame 11 is provided with a second motor 15 connected with the horizontal screw 14. The upper positioning groove 31 and the lower positioning groove 41 are both provided with workpiece positioning clamps 311. Both ends of the welding column 21 are provided with grooves 211 corresponding to the hot melt column on the workpiece.

[0048] The working principle of this embodiment is: take two workpieces of the same specification, reasonably set the welding column 21 on the fixed frame 2 according to the welding point of the workpiece, first put the first workpiece into the upper positioning groove 31 of the upper slide 3, flip the other workpiece 180° compared with the first workpiece and put it into the lower positioning groove 41 of the lower slide 4, use the workpiece positioning clamp 311 to clamp the two workpieces, and use the first motor 13 to drive the two vertical lifting frames 11 to synchronously move closer to the fixed frame 2 in the middle in the vertical direction during processing, and use the second motor 15 to adjust the horizontal position of the upper slide 3 and the lower slide 4 so that the welding point abuts the welding column 21. After welding is completed, the two workpieces are taken out according to law.

[0049] In summary, the utility model is used for the thermal connection device between the metal shell and the plastic part of the display. An upper slide, a fixed frame and a lower slide are sequentially arranged on the frame from top to bottom. The fixed frame is used to install the vertical welding column. The upper positioning groove of the upper slide is used to install the first workpiece. The lower positioning groove of the lower slide is used to install the second workpiece that is vertically flipped 180° relative to the first workpiece. The workpiece positioning clamp clamps and fixes the workpiece in the positioning groove to ensure its stability during the welding operation. As the upper slide and the lower slide move, the parts to be welded of the upper and lower workpieces are respectively welded close to the upper and lower ends of the welding column, and the groove plays a role in positioning and matching the hot melt column on the workpiece. In this way, two workpieces can be hot-riveted at the same time by only one welding column, which is not only efficient but also has lower energy consumption.

[0050] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent transformations made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in the relevant technical field, are also included in the patent protection scope of the present invention.

Claims

1. A thermal connection device for a display metal shell and a plastic part, characterized in that: include: The frame is provided with a fixed frame and a slidable upper slide frame and a lower slide frame respectively located on the upper and lower sides of the fixed frame; The upper slide is provided with an upper positioning groove adapted to the front of the workpiece, and the lower slide is provided with a lower positioning groove adapted to the back of the workpiece, and workpiece positioning clamps are provided in the upper positioning groove and the lower positioning groove; The fixing frame is provided with more than two welding columns, the upper end and the lower end of each welding column respectively correspond to the workpieces in the upper and lower positioning grooves for welding, and both ends of the welding column are provided with grooves corresponding to the hot melt columns on the workpiece.

2. The thermal connection device for a display metal shell and a plastic part according to claim 1, characterized in that: The fixing frame is provided with more than two vertical mounting holes, the welding columns are detachably connected to the vertical mounting holes in a one-to-one correspondence, and both ends of the welding columns extend out of the vertical mounting holes respectively.

3. The thermal connection device for a display metal shell and a plastic part according to claim 1, characterized in that: The fixing frame is provided with a strip groove, in which more than two slidable sliding blocks are provided, and each of the sliding blocks is provided with a welding column.

4. The thermal connection device for a display metal shell and a plastic part according to any one of claims 1 to 3, characterized in that: Two vertical lifting frames are arranged on the frame, the upper slide frame is horizontally slidably arranged on one vertical lifting frame, and the lower slide frame is horizontally slidably arranged on the other vertical lifting frame.

5. The thermal connection device for a display metal shell and a plastic part according to claim 4, characterized in that: The frame is provided with a vertical screw rod, and the vertical screw rod is provided with an upper threaded portion and a lower threaded portion with opposite rotation directions, the upper threaded portion is threadedly matched with one vertical lifting frame, and the lower threaded portion is threadedly matched with another vertical lifting frame.

6. The thermal connection device for a display metal shell and a plastic part according to claim 5, characterized in that: The frame is provided with a first motor connected with the vertical screw rod.

7. The thermal connection device for a display metal shell and a plastic part according to claim 4, characterized in that: The vertical lifting frame is provided with a horizontal screw rod, and the upper slide frame and the lower slide frame are both provided with screw holes matched with the horizontal screw rod.

8. The thermal connection device for a display metal shell and a plastic part according to claim 7, characterized in that: The vertical lifting frame is provided with a second motor connected with the horizontal screw rod.

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