Television screen metal frame pasting device

Abstract

The utility model relates to the field of television production, and discloses a television screen metal frame pasting device which comprises a rack, a plurality of supporting columns are fixedly connected to the top side of the rack, and a left outer hot-pressing module, a right outer hot-pressing module and an upper outer hot-pressing module are installed on the top side of the rack. A left inner preheating module, a right inner preheating module and an upper inner preheating module are installed on the top side of the rack, outer hot pressing assemblies are arranged in the left outer hot pressing module, the right outer hot pressing module and the upper outer hot pressing module, and inner preheating assemblies are arranged in the left inner preheating module, the right inner preheating module and the upper inner preheating module. According to the utility model, the bending frame of the 85-inch television is adhered to the metal plate back plate of the television module in a hot-pressing manner, so that a screw locking assembly production mode in the same industry is replaced, the production efficiency is greatly improved, the labor cost is reduced, the market status of a company is further consolidated, the production competitiveness of products of the company is improved, and the created profit is maximized.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of television production, especially a television screen metal frame sticking device. BACKGROUND

[0002] At present, the electronic information industry represented by 3C products develops rapidly, and liquid crystal television products meet the market demand of size diversification, light weight and fashionable appearance. Precise metal parts bring unparalleled visual impact, and have the advantages of delicate feel, wear resistance, corrosion resistance, heat dissipation and the like. They have been highly praised by consumers all the time and represent the development direction of high-end electronic products. The traditional television metal frame and backboard assembly method adopts screw locking assembly and fixing mode. After the television backboard goes through internal circuit board, liquid crystal display screen and other processes, the semi-finished product is positioned and fixed, the metal frame of the appearance part is manually sleeved, the assembly gap is adjusted, and after ensuring that each side assembly gap is qualified, the screws are manually locked one by one by using an electric screwdriver, and the frame assembly is completed. The demand for high-end television metal frames is increasing, the production demand is increasing, and the market competition is extremely fierce. Through the analysis of the current production and assembly links, it is found that this traditional metal frame screw locking assembly method consumes high labor cost and has low efficiency. Therefore, the current production capacity cannot meet the increasing production demand, the cost hinders the market competitiveness of the company, and there is an urgent need to innovate the assembly method of the metal frame appearance part, reduce the process cost of this link, improve the efficiency, and improve the market competitiveness.

[0003] High-end television products widely adopt precise metal appearance part frames to assemble on the television module in the upper, lower, left and right directions. These diversified and high-quality appearance part metal frames include single four-frame, three-edge bending frame and various types of frames. After the television module goes through the backboard assembly circuit board, liquid crystal screen and other previous processes, the frame is manually positioned and clamped on the television module, the assembly gap is adjusted and checked, and after the gap is qualified, the screws are manually locked one by one by using an electric screwdriver, so that the metal frame is precisely assembled on the television module, and the whole machine assembly of the television is completed. This traditional metal frame screw locking assembly method consumes high labor cost and has low efficiency, and it is difficult to reduce the cost and improve the market competitiveness;

[0004] In view of the technical problem, the television screen metal frame sticking device is provided. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the defects in the prior art, and provides a television screen metal frame sticking device, which meets the strength and service life requirements of not peeling off in a harsh environment after sticking and assembling, and meets the requirement of optimizing and reducing labor time cost.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] The utility model relates to a television screen metal frame sticking device, including the rack, a plurality of support posts are fixedly connected to the top side of rack, the top side of rack is installed left outer hot pressing mould group, right outer hot pressing mould group and upper outer hot pressing mould group, the top side of rack is installed left inner preheating mould group, right inner preheating mould group and upper inner preheating mould group, the inside of left outer hot pressing mould group, right outer hot pressing mould group and upper outer hot pressing mould group all are provided with outer hot pressing subassembly, the inside of left inner preheating mould group, right inner preheating mould group and upper inner preheating mould group all are provided with inner preheating subassembly.

[0008] Further, the outer hot pressing assembly includes a second heating pipe arranged inside the left outer hot pressing mold group, the right outer hot pressing mold group and the upper outer hot pressing mold group, and a second temperature sensor is installed on the top side of the left outer hot pressing mold group, the right outer hot pressing mold group and the upper outer hot pressing mold group.

[0009] Further, the left outer hot pressing mold group, the right outer hot pressing mold group and the upper outer hot pressing mold group are provided with a pressing block on one side, and a plurality of second air cylinders are installed on the top side of the rack, and the driving end of the second air cylinder is fixedly connected to the other side of the left outer hot pressing mold group, the right outer hot pressing mold group and the upper outer hot pressing mold group.

[0010] Further, a second precision ball slide rail is installed on the top side of the rack, and the left outer hot pressing mold group, the right outer hot pressing mold group and the upper outer hot pressing mold group are slidingly connected to the top side of the second precision ball slide rail.

[0011] Further, the inner preheating assembly includes a first heating pipe arranged inside the left inner preheating mold group, the right inner preheating mold group and the upper inner preheating mold group, and a first temperature sensor is installed on the top side of the left inner preheating mold group, the right inner preheating mold group and the upper inner preheating mold group.

[0012] Further, the left inner preheating mold group, the right inner preheating mold group and the upper inner preheating mold group are provided with a contact block on one side, and a first air cylinder is installed on the top side of the rack, and the driving end of the first air cylinder is fixedly connected to the other side of the left inner preheating mold group, the right inner preheating mold group and the upper inner preheating mold group.

[0013] Further, a first precision ball slide rail is installed on the top side of the rack, and the left inner preheating mold group, the right inner preheating mold group and the upper inner preheating mold group are slidingly connected to the top side of the first precision ball slide rail.

[0014] Further, an electric control box is installed on the bottom side of the rack, and a support base is fixedly connected to the top side of the rack.

[0015] The utility model has the advantages of:

[0016] 1. In the utility model, through the second heating pipe is connected with temperature controller respectively, every second temperature sensor accesses temperature controller corresponding port, sets up temperature controller temperature upper and lower limit control value, thereby realizes temperature closed loop control, makes left outer hot pressing mould group, right outer hot pressing mould group and upper outer hot pressing mould group target constant at target value, ensures hot pressing target temperature 60 DEG C, + / -5 DEG C deviation.

[0017] 2. In the utility model, hot pressing assembly mode adopts internal preheating, outer hot pressing structure, internal preheating makes sheet metal backplate pasting surface reach pasting ambient temperature first, then presss together and keeps pressure heating of pasted aluminum frame, makes pasting qualified rate reach above 90%.

[0018] 3. In the utility model, 85-inch television frame assembly hot pressing pasting mode compares with screw locking mode assembly, reduces one artificial, and working hours reduces 50%. DRAWINGS

[0019] Figure 1 It is a perspective view of a television screen metal frame pasting device proposed in the utility model;

[0020] Figure 2 It is a sheet metal backplate structure schematic view of a television screen metal frame pasting device proposed in the utility model;

[0021] Figure 3 It is Figure 2 The enlarged view of A in the middle.

[0022] Legend:

[0023] 10, support base; 20, contact block; 30, first heating pipe; 40, first precision ball bearing slide rail; 50, first air cylinder; 60, sheet metal backplate; 70, first temperature sensor; 80, pasting surface inside; 90, outer pasting metal frame; 100, second heating pipe; 110, second temperature sensor; 120, pressing block; 130, second air cylinder; 140, second precision ball bearing slide rail; 150, rack; 160, left outer hot pressing mould group; 170, left internal preheating mould group; 180, support column; 190, upper internal preheating mould group; 200, upper outer hot pressing mould group; 210, right internal preheating mould group; 220, right outer hot pressing mould group; 230, electric control box. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0025] With reference to Figures 1-3 The utility model provides a kind of television screen metal frame sticking device of an embodiment: a kind of television screen metal frame sticking device, including rack 150, the top side of rack 150 is fixedly connected with multiple support columns 180, and the sheet metal backboard 60 is supported by support column 180, the top side of rack 150 is installed left outer hot-pressing module 160, right outer hot-pressing module 220 and upper outer hot-pressing module 200, left outer hot-pressing module 160, right outer hot-pressing module 220 and upper outer hot-pressing module 200, are divided into 3 left outer hot-pressing module 160, 3 right outer hot-pressing module 220 and 5 upper outer hot-pressing module 200, total 11 groups, the top side of rack 150 is installed left inner preheating module 170, right inner preheating module 210 and upper inner preheating module 190, and is divided into 3 left inner preheating module 170, 3 right inner preheating module 210 and 5 upper inner preheating module 190, total 11 groups, the bottom side of rack 150 is installed with electric cabinet 230, and the operation of entire device is controlled by electric cabinet 230, the top side of rack 150 is fixedly connected with support base 10, and the sheet metal backboard 60 is supported by support base 10.

[0026] With reference to Figures 1-3 Second heating pipe 100 is arranged in the inside of left outer hot-pressing module 160, right outer hot-pressing module 220 and upper outer hot-pressing module 200, and second temperature sensor 110 is installed on the top side of left outer hot-pressing module 160, right outer hot-pressing module 220 and upper outer hot-pressing module 200, and 11 second heating pipes 100 are respectively connected with temperature controller, and each second temperature sensor 110 is connected with temperature controller corresponding port, and temperature controller temperature upper and lower limit control value is set, so as to realize temperature closed loop control, so that the target of left outer hot-pressing module 160, right outer hot-pressing module 220 and upper outer hot-pressing module 200 is constant at target value, and the side of left outer hot-pressing module 160, right outer hot-pressing module 220 and upper outer hot-pressing module 200 is provided with pressing block 120, and the metal frame 90 of outer sticking is pressed by pressing block 120, the top side of rack 150 is installed with multiple second air cylinders 130, and the driving end of second air cylinder 130 is fixedly connected on the other side of left outer hot-pressing module 160, right outer hot-pressing module 220 and upper outer hot-pressing module 200, the top side of rack 150 is installed with second precision ball bearing slide rail 140, and left outer hot-pressing module 160, right outer hot-pressing module 220 and upper outer hot-pressing module 200 are slidably connected on the top side of second precision ball bearing slide rail 140, and the position of left outer hot-pressing module 160, right outer hot-pressing module 220 and upper outer hot-pressing module 200 is adjusted by second precision ball bearing slide rail 140.

[0027] With reference to Figures 1-3The inside of the left inner preheating module 170, the right inner preheating module 210 and the upper inner preheating module 190 is provided with a first heating pipe 30, the top side of the left inner preheating module 170, the right inner preheating module 210 and the upper inner preheating module 190 is installed with a first temperature sensor 70, 11 first heating pipes 30 are respectively connected with a temperature controller, each first temperature sensor 70 is connected with a corresponding port of the temperature controller, and a temperature upper limit and lower limit control value of the temperature controller is set, so as to realize temperature closed-loop control, so that the temperature of the left inner preheating module 170, the right inner preheating module 210 and the upper inner preheating module 190 is constant at a target value, one side of the left inner preheating module 170, the right inner preheating module 210 and the upper inner preheating module 190 is provided with a contact block 20, the sheet metal back plate 60 is further fixed through the contact block 20, the top side of the rack 150 is installed with a first air cylinder 50, the driving end of the first air cylinder 50 is fixedly connected to the other side of the left inner preheating module 170, the right inner preheating module 210 and the upper inner preheating module 190, the top side of the rack 150 is installed with a first precision ball sliding rail 40, and the left inner preheating module 170, the right inner preheating module 210 and the upper inner preheating module 190 are slidingly connected to the top side of the first precision ball sliding rail 40, and the position of the left inner preheating module 170, the right inner preheating module 210 and the upper inner preheating module 190 is adjusted through the first precision ball sliding rail 40.

[0028] Working principle: first, the sheet metal back plate 60 is placed on the support base 10 and the support column 180, and the frame of the sheet metal back plate 60 is located between the left inner preheating module 170, the right inner preheating module 210, the upper inner preheating module 190, and the left outer hot pressing module 160, the right outer hot pressing module 220 and the upper outer hot pressing module 200, so as to enclose the frame, then adjust the contact block 20 of the left inner preheating module 170, the right inner preheating module 210 and the upper inner preheating module 190, and drive the left inner preheating module 170, the right inner preheating module 210 and the upper inner preheating module 190 to move towards the frame by the first air cylinder 50, so that the contact block 20 is inserted into the clamping groove of the side edge of the sheet metal back plate 60, thereby fixing the sheet metal back plate 60, then adjust the pressing block 120 of the left outer hot pressing module 160, the right outer hot pressing module 220 and the upper outer hot pressing module 200, and drive the left outer hot pressing module 160, the right outer hot pressing module 220 and the upper outer hot pressing module 200 to move towards the frame by the second air cylinder 130, so that the pressing block 120 is straightly pressed to the frame, so that the hot pressing adhesive is uniformly pressed, and the hot pressing adhesive is pressed to the outer pasted metal frame 90. At the same time, 11 second heating pipes 100 are respectively connected to the temperature controller, and each second temperature sensor 110 is connected to the corresponding port of the temperature controller, and the temperature upper and lower limit control value of the temperature controller is set, so as to realize temperature closed loop control, so that the target value of the left outer hot pressing module 160, the right outer hot pressing module 220 and the upper outer hot pressing module 200 is constant, and 11 first heating pipes 30 are respectively connected to the temperature controller, and each first temperature sensor 70 is connected to the corresponding port of the temperature controller, and the temperature upper and lower limit control value of the temperature controller is set, so as to realize temperature closed loop control, so that the temperature of the left inner preheating module 170, the right inner preheating module 210 and the upper inner preheating module 190 is constant. After that, the first air cylinder 50 and the second air cylinder 130 are reset, and they are respectively connected to the control electromagnetic valve, and the electrical automatic control program is written, so as to paste the hot pressing double-sided adhesive to the pasting surface inside 80 of the sheet metal back plate 60. Then the sheet metal back plate 60 is buckled to the support base 10, and the left inner preheating module 170, the right inner preheating module 210 and the upper inner preheating module 190 are pushed out, so as to warm and preheat the inner side surface of the sheet metal back plate 60. After that, the frame hot pressing double-sided adhesive base material is peeled off, and the frame is positioned and sleeved into the outer pasting surface of the sheet metal back plate 60. Then the upper outer hot pressing module 200 is started to press the top surface, and then the left outer hot pressing module 160 and the right outer hot pressing module 220 are started to press the left and right sides. When the left outer hot pressing module 160, the right outer hot pressing module 220 and the upper outer hot pressing module 200 reach the pressing position, the system pressure maintaining and timing is carried out. After reaching the pressure maintaining time, the left outer hot pressing module 160, the right outer hot pressing module 220, the upper outer hot pressing module 200 and the left inner preheating module 170, the right inner preheating module 210 and the upper inner preheating module 190 are automatically released. Then the hot pressing pasting of the frame is completed, and the product can be taken out.

[0029] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A device for attaching a metal frame to a television screen, characterized in that: The system includes a frame (150), on which multiple support columns (180) are fixedly connected. A left external hot pressing module (160), a right external hot pressing module (220), and an upper external hot pressing module (200) are installed on the top side of the frame (150). A left internal preheating module (170), a right internal preheating module (210), and an upper internal preheating module (190) are also installed on the top side of the frame (150). External hot pressing components are provided inside the left external hot pressing module (160), the right external hot pressing module (220), and the upper external hot pressing module (200). Internal preheating components are provided inside the left internal preheating module (170), the right internal preheating module (210), and the upper internal preheating module (190).

2. The television screen metal frame pasting device according to claim 1, characterized in that: The external hot pressing assembly includes a second heating tube (100) disposed inside the left external hot pressing module (160), the right external hot pressing module (220) and the upper external hot pressing module (200), and a second temperature sensor (110) is installed on the top side of the left external hot pressing module (160), the right external hot pressing module (220) and the upper external hot pressing module (200).

3. The television screen metal frame pasting device according to claim 2, characterized in that: A pressure block (120) is provided on one side of the left outer hot pressing module (160), the right outer hot pressing module (220) and the upper outer hot pressing module (200). A plurality of second cylinders (130) are installed on the top side of the frame (150). The driving end of the second cylinder (130) is fixedly connected to the other side of the left outer hot pressing module (160), the right outer hot pressing module (220) and the upper outer hot pressing module (200).

4. The television screen metal frame pasting device according to claim 3, characterized in that: The top side of the frame (150) is equipped with a second precision ball slide rail (140), and the left outer hot pressing module (160), the right outer hot pressing module (220) and the upper outer hot pressing module (200) are slidably connected to the top side of the second precision ball slide rail (140).

5. The television screen metal frame pasting device according to claim 1, characterized in that: The internal preheating assembly includes a first heating tube (30) disposed inside the left internal preheating module (170), the right internal preheating module (210), and the upper internal preheating module (190). A first temperature sensor (70) is installed on the top side of the left internal preheating module (170), the right internal preheating module (210), and the upper internal preheating module (190).

6. The television screen metal frame pasting device according to claim 5, characterized in that: A contact block (20) is provided on one side of each of the left inner preheating module (170), the right inner preheating module (210), and the upper inner preheating module (190). A first cylinder (50) is installed on the top side of the frame (150), and the driving end of the first cylinder (50) is fixedly connected to the other side of the left inner preheating module (170), the right inner preheating module (210), and the upper inner preheating module (190).

7. A television screen metal frame pasting device according to claim 6, characterized in that: The top side of the frame (150) is equipped with a first precision ball slide rail (40), and the left inner preheating module (170), the right inner preheating module (210) and the upper inner preheating module (190) are slidably connected to the top side of the first precision ball slide rail (40).

8. A television screen metal frame pasting device according to claim 1, characterized in that: An electrical control box (230) is installed on the bottom side of the frame (150), and a support base (10) is fixedly connected to the top side of the frame (150).

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