CN219817728U

CN219817728U - Television backboard and reinforcement strip riveting die

Info

Publication number: CN219817728U
Application number: CN202321087084.8U
Authority: CN
Inventors: 杨秋贵
Original assignee: Dongguan Yulin Mould Co ltd
Current assignee: Dongguan Yulin Mould Co ltd
Priority date: 2023-05-08
Filing date: 2023-05-08
Publication date: 2023-10-13
Anticipated expiration: 2033-05-08

Abstract

The utility model relates to a riveting die for a television backboard and a reinforcing strip, which comprises an upper die assembly and a lower die assembly which are relatively opened and closed; the male die insert is arranged in the upper die assembly and comprises a first insert, a male rice punch arranged on the first insert and a reinforcing punch arranged between the male rice punches; one end of the reinforcing punch, which downwards extends out of the first insert, is provided with a bending part, and the bending part is provided with a tip pointing to the right lower part; the die insert comprises a second insert, a salad hole inner top and a bearing part, wherein the salad hole inner top and the bearing part are arranged on the second insert; the inner top of the salad hole is correspondingly positioned below the convex rice punch; the bearing part is matched with the bending part and is correspondingly positioned below the reinforcing punch; above-mentioned riveting die, protruding meter drift and sand pull hole are interior top can rivet TV set backplate and reinforcement strip, need not to use rivet and bolt, and is efficient. The reinforcing punch and the bearing part can be bent between two riveting points to form a reinforcing folding angle when the die is assembled, so that the overall strength is enhanced.

Description

Television backboard and reinforcement strip riveting die

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a television backboard and reinforcing strip riveting die.

Background

The back plate of the television refers to a shell plate on the back of the television, and is usually made of a metal material or a plastic material. The main function of the electronic component is to protect the electronic component inside the television from being damaged by the outside, and the electronic component can also play roles of protection, heat dissipation, isolation and the like. It is generally formed by stamping an integral sheet metal, as shown in fig. 1-2, in order to enhance the connection strength of the back plate 1 corresponding to the wall hanging installation position, a reinforcing strip 2 is often required to be additionally connected to the wall hanging part of the trigger, so that the local strength of the back plate is enhanced under the condition that the integral weight meets the specification. The existing connection mode is characterized in that the assembly holes are punched in advance on the back plate and the reinforcing strip, bolts are connected between the assembly holes, connection efficiency is low, and labor cost is high. Therefore, manufacturers of television set try to rivet with the convex-meter salad hole structure, namely, punch the convex meter 3 on the backboard in advance, punch the salad hole 4 on the reinforcing strip, squeeze the convex meter into the salad hole for riveting in the subsequent punching, and the connecting mode improves the connecting efficiency, but the connecting effect is not tight enough in bolt connection. Thus, improvements are needed.

Disclosure of Invention

Based on the structure, the riveting die for the television backboard and the reinforcing strip is compact in structure and high in working efficiency, and the television backboard and the reinforcing strip can be riveted without nails through correspondingly arranging the convex rice punch and the inner top of the salad hole on the upper die and the lower die. And be equipped with reinforcement drift and supporting portion between two groups protruding rice drift and the sand pull hole inner roof, can bend TV set backplate, reinforcement strip between two riveting points and form the reinforcement dog-ear during the compound die, strengthen bulk strength, it is more inseparable to connect.

In order to achieve the purpose of the utility model, the utility model adopts the following technical scheme:

a television backboard and reinforcement bar riveting die, comprising:

an upper die assembly and a lower die assembly which are opened and closed relatively;

the male die insert comprises a first insert, a male rice punch arranged on the first insert and a reinforcing punch arranged between the male rice punches; one end of the reinforcing punch, which downwards extends out of the first insert, is provided with a bending part, and the bending part is provided with a tip pointing to the right lower part; a kind of electronic device with high-pressure air-conditioning system

The die insert comprises a second insert, a salad hole inner top and a bearing part, wherein the salad hole inner top and the bearing part are arranged on the second insert; the inner top of the salad hole is correspondingly positioned below the convex rice punch; the supporting part is matched with the bending part and is correspondingly positioned below the reinforcing punch.

Further, the upper die assembly further comprises an upper die holder, an upper clamping plate, a stop plate and an upper stripper plate which are sequentially arranged from top to bottom; the first insert is arranged in the upper clamping plate, the stop plate and the upper stripping plate.

Further, the protruding rice punch and the reinforcing punch penetrate out of the upper stripper plate downwards.

Further, the lower die assembly further comprises a lower die plate, a lower clamping plate, a lower backing plate and a lower die holder which are sequentially arranged from top to bottom; the second insert is arranged in the lower die plate, the lower clamping plate and the lower base plate.

Further, one end of the second insert, which upwards penetrates out of the lower die plate, is provided with a bearing step.

Further, the inner top of the salad hole penetrates out of the bearing step upwards.

The utility model has the beneficial effects that:

according to the riveting die, the protruding meter punch and the inner top of the salad hole are correspondingly arranged on the upper die and the lower die, so that riveting can be realized on the television backboard and the reinforcing strip, rivets and bolts are not needed, and the riveting efficiency is high. And be equipped with reinforcement drift and supporting portion between two groups protruding rice drift and the sand pull hole inner roof, can bend TV set backplate, reinforcement strip between two riveting points and form the reinforcement dog-ear during the compound die, strengthen bulk strength, it is more inseparable to connect.

Drawings

FIG. 1 is a schematic diagram of a back plate and a reinforcing bar of a TV set in the background art;

FIG. 2 is an enlarged schematic view of a partial structure at A in FIG. 1;

FIG. 3 is a schematic view of the structure of the present utility model during mold closing;

FIG. 4 is an enlarged schematic view of a partial structure at B in FIG. 3;

fig. 5 is a schematic view of the structure of the present utility model when the mold is opened.

1. A back plate; 2. a reinforcing bar; 3. protruding rice; 4. a salad hole;

100. an upper die assembly; 110. a first insert; 120. a convex rice punch; 130. reinforcing a punch; 131. a bending part; 140. an upper die holder; 150. an upper clamping plate; 160. a stop plate; 170. an upper stripper plate;

200. a lower die assembly; 210. a second insert; 211. bearing the step; 220. the inner top of the salad hole; 230. a support part; 240. a lower template; 250. a lower clamping plate; 260. a lower backing plate; 270. and (5) a lower die holder.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

As shown in fig. 3-5, a riveting die for a back plate and a reinforcing strip of a television set comprises an upper die assembly 100 and a lower die assembly 200 which are relatively opened and closed;

the upper die assembly 100 comprises an upper die holder 140, an upper clamping plate 150, a stop plate 160, an upper stripper plate 170 and a male die insert which are arranged in sequence from top to bottom;

the male die insert comprises a first insert 110, a male rice punch 120 arranged on the first insert 110, and a reinforcing punch 130 arranged between the male rice punches 120; the first insert 110 is disposed in the upper clamping plate 150, the stopper plate 160, and the upper releasing plate 170; the protruding punch 120 and the reinforcing punch 130 penetrate the upper stripper plate 170 downward; a bending part 131 is arranged at the lower end of the reinforcing punch 130, and the bending part 131 is provided with a tip pointing to the right lower side; in this embodiment, the lower end of the protruding rice punch 120 has an arc surface, and the arc surface is matched with a protruding rice protrusion formed in advance on the television backboard;

the lower die assembly 200 comprises a lower die plate 240, a lower clamping plate 250, a lower backing plate 260, a lower die holder 270 and a die insert which are sequentially arranged from top to bottom;

the die insert comprises a second insert 210, a salad hole inner top 220 arranged on the second insert 210 and a bearing part 230; the second insert 210 is disposed in the lower die plate 240, the lower clamping plate 250, and the lower backing plate 260; the inner top 220 of the salad hole is correspondingly positioned below the convex rice punch 120; the supporting part 230 is fitted with the bending part 131 and is correspondingly positioned below the reinforcing punch 130;

in this embodiment, the second insert 210 is provided with a supporting step 211 at one end that protrudes upward from the lower die plate 240, and the width of the supporting step 211 corresponds to the width of the left and right inner walls of the lower end of the reinforcing strip, so as to be used for positioning during discharging and riveting, and ensure that the television backboard and the reinforcing strip do not shake.

The inner top 220 of the salad hole passes through the supporting step 211, specifically, the upper end of the inner top 220 of the salad hole is a pointed conical surface, which is matched with the pre-formed salad hole of the reinforcing strip.

In the present embodiment, two groups of protruding-meter punches 120 and inner tops 220 of the salad hole are arranged at intervals, and the reinforcing punch 130 and the supporting portion 230 are located between the two groups of protruding-meter punches 120 and the inner tops 220 of the salad hole; in practical situations, the boss-punch 120 and the inner top 220 of the salad hole can be adaptively set according to the width of the reinforcing strip, and the reinforcing punch 130 and the supporting portion 230 need to be disposed between the two boss-punch 120 and the inner top 220 of the salad hole.

Working principle:

firstly, the television backboard 1 with the preformed boss 3 and the reinforcement bar 2 with the preformed salad hole 4 are aligned and put into the riveting die, and the die is in an open die state at this time, and the state is shown in fig. 5.

Subsequently, the mold assembly starts, please continue to refer to fig. 3-4, the upper mold assembly 100 moves downward to mold, and in this process, the male rice punch 120 presses downward in the direction corresponding to the inner top 220 of the salad hole, so as to squeeze the male rice 3 on the television backboard 1 into the salad hole 4 of the reinforcement bar 2 to form riveting. Meanwhile, the television backboard and the reinforcing strip are bent between the reinforcing punch 130 and the bearing part 230 to form a reinforcing folding angle between the two riveting points, so that the overall strength is enhanced.

The riveting die can realize riveting of the television backboard and the reinforcing strip by correspondingly arranging the boss punches 120 and the salad hole inner tops 220 on the upper die and the lower die, and has high riveting efficiency without using rivets and bolts. And, be equipped with reinforcement drift 130 and supporting portion 230 between two groups protruding rice drift 120 and salad hole inner roof 220, can bend TV backplate, reinforcement strip between two riveting points and form the reinforcement dog-ear during the compound die, strengthen bulk strength, the connection is more inseparable.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A television backboard and reinforcement bar riveting die, comprising:

2. The television backboard and reinforcement bar riveting die according to claim 1, wherein the upper die assembly further comprises an upper die base, an upper clamping plate, a stop plate and an upper stripper plate which are sequentially arranged from top to bottom; the first insert is arranged in the upper clamping plate, the stop plate and the upper stripping plate.

3. The television back plate and reinforcement bar riveting die as claimed in claim 2, wherein the boss punches and reinforcement punches extend downwardly out of the upper stripper plate.

4. The television backboard and reinforcement bar riveting die according to claim 1, wherein the lower die assembly further comprises a lower die plate, a lower clamping plate, a lower backing plate and a lower die holder which are sequentially arranged from top to bottom; the second insert is arranged in the lower die plate, the lower clamping plate and the lower base plate.

5. The television backboard and reinforcement bar riveting die according to claim 4, wherein a supporting step is provided at one end of the second insert protruding upwards out of the lower die plate.

6. The television backboard and reinforcement bar riveting die according to claim 5, wherein the support step is penetrated upward from the inner top of the salad hole.