CN114501841A - A method of assembling a patch type safety protection device - Google Patents

Abstract

The invention discloses an assembling method of a patch type safety protection device, which comprises a patch step, a safety rope component mounting step and a shell entering step, wherein electronic elements and hanging buckles are attached to a circuit board through a patch machine; one end of the safety rope assembly is fixed on the hanging buckle, and the other end of the safety rope assembly is fixed on the box body; and fixing the circuit board assembled with the safety rope assembly on the box body. According to the invention, the hanging buckle is the same as the electronic element, and is attached to the circuit board through the chip mounter during the manufacturing of the lamp panel, the hanging buckle does not need to be welded manually, and an additional fixing piece does not need to be added independently, so that the process is simple, the process flow is simplified, the number of parts is simplified, the production efficiency can be improved, and the manufacturing cost of the chip type safety protection device can be reduced.

Description

A kind of assembly method of patch type safety protection device

technical field

The invention relates to the technical field of electronic equipment installation structures, and in particular, to an assembling method of a patch type safety protection device.

Background technique

LED light boards are generally used as display screens. By controlling the display mode of semiconductor light-emitting diodes, they are used as indicators in circuits and instruments or to form text or digital displays. LED light boards are generally used to display text, images, videos, video signals, etc. This information has been widely used. The LED light board is installed on the casing by screws or magnetic attraction, and components such as power supply, circuit board, controller, etc. are installed in the casing.

In practical applications, large LED light panels are often set at high places. Some LED light panels lack maintenance after long-term use. The device that fixes the LED light panels is aging, and there is the possibility of accidentally falling from a high altitude, which constitutes a certain safety hazard. Later, The technicians designed a protective structure, that is, hand-welded copper pillars on the lamp board, and added a safety rope pendant on the copper pillar. The safety rope pendant and the copper pillar are threadedly connected, and then a safety rope is used. , one end of the safety rope is connected with the casing, and the other end is connected with the safety rope with a pendant to realize the safety protection function. However, this design structure is not only complicated in process, but also low in production efficiency.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a method for assembling a patch-type safety protection device, so as to solve the problem of designing a protection structure in order to prevent the LED lamp panel from falling in the prior art. This structure is not only complicated in process, but also has low production efficiency. technical issues.

The invention provides a method for assembling a patch type safety protection device, the method comprising:

Patching step: mount each electronic component and hanger on the circuit board through the placement machine;

Steps of installing the safety rope assembly: fix one end of the safety rope assembly on the hook and the other end on the box;

Steps into the case: Fix the circuit board with the safety rope assembly assembled on the box.

Further, the patching step includes:

Paste coating step: apply solder paste on the circuit board through the placement machine;

Bonding step: use the suction nozzle to suck up the electronic components and the hooks, and stick the electronic components and the hooks on the solder paste;

Soldering step: Melt the solder paste through the reflow soldering process in the placement machine to solder the bonded electronic components and the hooks on the circuit board respectively.

Further, the hanging buckle has a hanging hole, the safety rope assembly has a hook, and the hook is hooked with the hanging hole.

Further, the safety rope assembly includes a connecting piece, a safety rope and the above-mentioned hook connected in sequence, and the connecting piece is rotatably connected with the box body.

Further, the specific embodiment of adjusting the length of the safety rope assembly in the step of entering the shell is as follows: after winding the middle part of the safety rope for many times and binding them together, the length of the safety rope is shortened.

Further, the hook is a self-locking hook.

Further, the box body includes a housing and a support portion, the support portion is fixed on one side surface of the housing, and the connecting piece is rotatably mounted on the support portion through a fastener.

Further, the connecting piece is a terminal made of metal material, the connecting piece is provided with perforations, and the support portion includes two supporting plates arranged at intervals, and both of the supporting plates are vertically fixed on the On one side of the housing, the two support plates are respectively provided with a first installation hole and a second installation hole, the connecting piece is located between the two support plates, and one end of the fastener is installed on the The first mounting hole and the other end are mounted on the second mounting hole after passing through the through hole.

Further, the method further includes a detection step, the detection step is after the shell insertion step, and the detection step is specifically:

Test the performance of the circuit board after entering the shell.

Compared with the prior art, the beneficial effects of the present invention are:

In the present invention, the hanging buckle is the same as the electronic component, and is mounted on the circuit board together by the placement machine when the lamp board is produced, the hanging buckle does not need to be welded manually, and no additional fixing parts need to be added separately, the process is simple, and the process flow is simplified. , the number of parts is simplified, and at the same time, the production efficiency can be improved and the manufacturing cost of the patch-type safety protection device can be reduced.

Description of drawings

1 is a flowchart of an assembling method of a patch-type safety protection device provided by an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a lamp panel and a hanger after being assembled according to an embodiment of the present invention;

3 is a schematic structural diagram of a safety rope assembly provided by an embodiment of the present invention;

4 is a schematic structural diagram of a patch-type safety protection device provided by an embodiment of the present invention;

Fig. 5 is the partial enlarged schematic diagram of A place in Fig. 4;

6 is a schematic structural diagram of an electronic component mounted on a circuit board provided by an embodiment of the present invention;

7 is a schematic structural diagram of a hook provided by an embodiment of the present invention;

FIG. 8 is a partial structural schematic diagram of a box body provided by an embodiment of the present invention.

In the picture:

10, light board; 11, circuit board; 12, electronic components; 121, IC chip; 122, capacitor; 20, hanging buckle; 21, hanging hole; 22, paste board; 23, U-shaped buckle body; 30, safety rope Component; 31, hook; 32, connecting piece; 321, perforation; 33, safety rope; 40, box body; 41, shell; 42, support part; 421, support plate; 422, first mounting hole; 423, first Two mounting holes; 50, solder paste; 60, fasteners.

Detailed ways

Hereinafter, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be noted that, on the premise of no conflict, the embodiments or technical features described below can be arbitrarily combined to form new embodiments. .

Please refer to FIG. 1 to FIG. 6 , the present invention discloses a method for assembling a patch type safety protection device, which is mainly applied to the assembly of the patch type safety protection device, wherein the patch type safety protection device includes a lamp board 10 , a hanging The buckle 20, the safety rope assembly 30 and the box 40, the light board 10 includes the circuit board 11 and the electronic components 12 mounted on the circuit board 11. The assembling method includes the following steps:

S101, the patching step: mount the electronic components 12 and the hooks 20 together on the circuit board 11 by the placement machine, where the electronic components 12 are the IC chip 121, the capacitor 122 and the LED lamp beads, etc. The above-mentioned light board 10 can be obtained by mounting the components 12 on the circuit board 11. The electronic components 12 and the hooks 20 are not placed in a sequential order in the placement machine, but they need to be carried out before the light board 10 is fabricated. 20 mounting buckles;

S102, the step of installing the safety rope assembly 30: one end of the safety rope assembly 30 is fixed on the hook 20, and the other end is fixed on the box body 40. Reduce the number of safety cord assemblies 30 used.

S103. Step into the shell: fix the circuit board 11 assembled with the safety rope assembly 30 on the box body 40 and adjust the length of the safety rope assembly 30. The length of the adjusted safety rope assembly 30 should be greater than that from the circuit board 11 to the box body 40. At the same time, when the circuit board 11 accidentally falls from a height, after the adjusted safety rope 33 is straightened, the circuit board 11 can only be suspended in mid-air and cannot fall to the ground to avoid injury to the ground. people on top.

The circuit board 11 in this embodiment needs to be pre-printed with circuits. In the above-mentioned patching step, the specific steps of attaching the electronic components 12 and the hooks 20 to the circuit board 11 by the placement machine include:

S1011, the step of applying paste: applying solder paste 50 on the circuit board 11 by a placement machine, the solder paste 50 is applied according to the circuit on the circuit board 11, and the solder paste 50 has a certain viscosity;

S1012, the bonding step: using a suction nozzle to suck up the electronic components 12 and the hanging buttons 20, and bonding the electronic components 12 and the hanging buttons 20 to the solder paste 50, and there is no solder paste 50 corresponding to the hanging buttons 20 below. line;

S1013. Welding step: melt the solder paste 50 through the reflow soldering process in the placement machine, so as to weld the bonded electronic components 12 and the hooks 20 on the circuit board 11 respectively, so as to prevent loosening during later use. .

Of course, between the step of patching and the step of installing the safety rope assembly 30, there are also:

Curing step: put the mounted circuit board 11 into the curing oven to cure the solder paste 50, the temperature of the curing oven is 100-150 degrees, and the curing time of the solder paste 50 is 5-8 minutes;

Bonding step: bonding and interconnecting the cured circuit board 11 and each electronic component 12 , including bonding and interconnecting between adjacent electronic components 12 and between the electronic components 12 and the circuit board 11 .

Referring further to FIG. 7 , in this embodiment, the hook 20 has a hanging hole 21 , the safety rope assembly 30 has a hook 31 , and the hook 31 is hooked to the hanging hole 21 to increase the distance between the safety rope assembly 30 and the circuit board 11 . The speed of disassembly and assembly in between is convenient for quick maintenance later.

The hanging buckle 20 includes a sticker 22 and a U-shaped buckle body 23, both ends of the U-shaped buckle body 23 are fixed on one surface of the sticker 22, and the U-shaped buckle body 23 and the sticker 22 enclose the above-mentioned hanging hole 21. The sticker 22 is fixed on the light board 10 by means of a mounter.

The safety rope assembly 30 includes a connecting piece 32, a safety rope 33 and the above-mentioned hook 31 that are connected in sequence. The connecting piece 32 is rotatably connected to the box body 40, and the specific embodiment of adjusting the length of the safety rope assembly 30 in the step of entering the shell is as follows: : After winding the middle of the safety rope 33 for many times and binding them together, the length of the safety rope 33 is shortened, so as to adapt to the application of the safety rope assembly 30 in different occasions.

As a preferred embodiment, the hook 31 is a self-locking hook to prevent the safety rope assembly 30 from being detached from the hook 20 during use.

Referring further to FIG. 8 , in this embodiment, the box body 40 includes a casing 41 and a supporting portion 42 , the supporting portion 42 is fixed on one side of the casing 41 , and the connecting piece 32 is rotatably mounted on the supporting portion 42 through a fastener 60 . On the top, the connecting piece 32 is a terminal made of metal material, the connecting piece 32 is provided with a through hole 321, and the support portion 42 includes two supporting plates 421 arranged at intervals, and the two supporting plates 421 are vertically fixed to one of the housing 41. On the side, the two support plates 421 are respectively provided with a first installation hole 422 and a second installation hole 423, the connecting piece 32 is located between the two support plates 421, and one end of the fastener 60 is installed on the first installation hole 422 , the other end is installed on the second mounting hole 423 after passing through the through hole 321 , so that the connecting piece 32 can rotate vertically between the two supporting plates 421 .

As a preferred embodiment, the method further includes a detection step, after the step of entering the casing, the detection step is to detect the performance of the circuit board 11 after entering the casing, so that the product meets the performance requirements.

To sum up, in the present invention, the hook 20 is mounted on the circuit board 11 by the placement machine when the light board 10 is made, the same as the electronic component 12 , and the hook 20 does not need to be soldered manually, and there is no need to add additional extras separately. The fixing part has a simple process, simplifies the process flow, and simplifies the number of parts, and at the same time, it can improve the production efficiency and reduce the manufacturing cost of the patch-type safety protection device.

The above-mentioned embodiments are only preferred embodiments of the present invention, and cannot be used to limit the scope of protection of the present invention. Any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention belong to the scope of the present invention. Scope of protection claimed.

Claims (9)

1. an assembly method of a patch type safety protection device, is characterized in that, described method comprises: Patching step: mount each electronic component and hanger on the circuit board through the placement machine; Steps of installing the safety rope assembly: fix one end of the safety rope assembly on the hook and the other end on the box; Steps into the case: Fix the circuit board with the safety rope assembly assembled on the box. 2. The assembling method of the patch type safety protection device according to claim 1, wherein the patching step comprises: Paste coating step: apply solder paste on the circuit board through the placement machine; Bonding step: use the suction nozzle to suck up the electronic components and the hooks, and stick the electronic components and the hooks on the solder paste; Soldering step: Melt the solder paste through the reflow soldering process in the placement machine to solder the bonded electronic components and the hooks on the circuit board respectively. 3 . The assembling method of the patch type safety protection device according to claim 1 , wherein the hanging buckle has a hanging hole, the safety rope assembly has a hook, and the hook is hooked with the hanging hole. 4 . connect. 4 . The assembling method of the patch type safety protection device according to claim 3 , wherein the safety rope assembly comprises a connecting piece, a safety rope and the above-mentioned hook which are connected in sequence, and the connecting piece is connected to the above-mentioned hook. 5 . The box body is rotatably connected. 5 . The assembling method of the patch-type safety protection device according to claim 4 , wherein the specific embodiment of adjusting the length of the safety rope assembly in the step of entering the shell is: after winding the middle part of the safety rope for many times. 6 . and tied together to shorten the length of the safety rope. 6 . The assembling method of the patch type safety protection device according to claim 4 , wherein the hook is a self-locking hook. 7 . 7 . The assembling method of the patch type safety protection device according to claim 4 , wherein the box body comprises a casing and a support part, and the support part is fixed on one side surface of the casing, so that the The connecting piece is rotatably mounted on the supporting portion through a fastener. 8 . The assembling method of the patch type safety protection device according to claim 7 , wherein the connecting piece is a terminal made of metal material, the connecting piece is provided with a perforation, and the support portion comprises two two supporting plates arranged at intervals, two supporting plates are vertically fixed on one side surface of the casing, and a first mounting hole and a second mounting hole are respectively provided on the two supporting plates, and the connecting piece Located between the two support plates, one end of the fastener is mounted on the first mounting hole, and the other end is mounted on the second mounting hole after passing through the through hole. 9 . The assembling method of the patch type safety protection device according to claim 1 , wherein the method further comprises a detection step, and the detection step is after the shell insertion step, and the detection step is specifically: 10 . Test the performance of the circuit board after entering the shell.

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