CN219724194U - Unilateral mould of bending based on multiunit piece of bending - Google Patents

Abstract

The utility model relates to a unilateral bending die based on a plurality of groups of bending blocks, which comprises an upper die assembly and a lower die assembly, wherein the upper die assembly comprises an upper die plate, the lower die assembly comprises a lower die plate, the bottom surface of the upper die plate and the top surface of the lower die plate are matched with the non-bending surface of a shell of a product to be bent, the upper die assembly further comprises a plurality of groups of bending blocks, each group of bending blocks is sequentially positioned at the outer side of a bending end of the upper die plate, the bottoms of each group of bending blocks are respectively provided with an inward concave bending angle, the plurality of groups of bending blocks are sequentially arranged, and two adjacent groups of bending blocks are connected end to end and are positioned on the same straight line. Compared with the prior art, the utility model has the advantages of convenient assembly, low maintenance cost, strong universality and the like.

Description

Unilateral mould of bending based on multiunit piece of bending

Technical Field

The utility model relates to the field of bending dies, in particular to a unilateral bending die based on a plurality of groups of bending blocks.

Background

In the process of processing the shell of a product, a bending die is often used for bending the bending part of the shell of the product, and most of the bending die in the prior art is directly pressed and formed through an integral bending block, and the utility model with the publication number of CN216757730U discloses a bending die which comprises an upper die block and a lower die block. Wherein, one side of the upper module is provided with a concave, the other side is provided with an upper bending part, and a first bending part is also arranged in the concave; the lower die assembly comprises a lower die holder, a lower die forming block fixedly connected with the lower die holder, and a profiling sliding block which is in sliding connection with the lower die holder and can be in sliding fit with the groove, wherein one side of the lower die forming block is provided with a lower bending part which is in punching fit with the upper bending part, and one side of the profiling sliding block is provided with a second bending part which is in punching fit with the first bending part. Along with going up the module down, the first bending of upper bend and lower bend with sheet metal stamping forming of this bending mould, simultaneously, recess and profile modeling slider lead smooth cooperation with order about first bend and second bend with sheet metal stamping forming second bending, realized that a bending mould can carry out two processing of bending simultaneously, make bending operation more stable, improved production efficiency, reduced the cost of labor.

This scheme is realized bending through same piece of bending, but also makes the whole volume of the piece of bending to longer product shell excessively big, is difficult to carry out the integral erection to the piece of bending, and if the piece of bending appears wearing and tearing, needs the integral replacement, increases maintenance cost.

Disclosure of Invention

The utility model aims to overcome the defects that in the prior art, bending is realized through the same bending block, the whole volume of the bending block is overlarge, the bending block is difficult to integrally install, and the maintenance cost is high, and provides a unilateral bending die based on a plurality of groups of bending blocks.

The aim of the utility model can be achieved by the following technical scheme:

unilateral mould of bending based on multiunit piece of bending, including last mould subassembly and lower mould subassembly, it includes the cope match-plate pattern to go up the mould subassembly, lower mould subassembly includes the lower bolster, the bottom surface of cope match-plate pattern and the top surface of lower bolster all cooperate with the non-bending surface of waiting to bend the product shell, it still includes multiunit piece of bending, and each group piece of bending is located in proper order the end outside of bending of cope match-plate pattern, each group bottom of piece of bending all is equipped with the angle of bending of inwards sunken, and the multiunit piece of bending is arranged in proper order, adjacent two sets of the piece end to end of bending is located same straight line.

Further, the lower die assembly further comprises a lower die holder, the lower die plate is mounted on the lower die holder, the single-side bending die is used for bending a product shell, the product shell comprises a first bending edge and a second bending edge which are connected with each other, and a strip-shaped recess is formed in one side, far away from the first bending edge, of the second bending edge;

the lower die plate comprises a first lower die plate, a second lower die plate and a plurality of positioning blocks, wherein the first lower die plate, the second lower die plate and the plurality of positioning blocks are all installed on the lower die holder, a gap matched with the strip-shaped concave is reserved between the first lower die plate and the second lower die plate, positioning grooves matched with the corresponding positioning blocks are formed in the first lower die plate and the second lower die plate, the second flange is located on the lower die plate, and the strip-shaped concave is located on the positioning blocks.

Further, the lower die holder is also provided with a hole for bending the first bending edge, and the hole is positioned at the outer side of the lower die plate.

Further, the size of the holes is larger than the size of each group of bending blocks.

Further, the lower die holder is provided with a plurality of mounting grooves matched with the positioning blocks.

Further, the lower die assembly further comprises a lower foot pad and a lower supporting plate, and the lower die base, the lower foot pad and the lower supporting plate are sequentially connected.

Further, the bottom of the upper template is a first slope, and the bending end of the upper template is a high point of the first slope; the top of the lower template is a second slope matched with the first slope.

Further, the vertex angle of the bending end of the lower template is a round angle, and the vertex angle of the bending end of the lower template is matched with the shape, the position and the size of the bending angle of each bending block.

Further, both sides of the upper template are provided with upper die fixing tables for fixedly connecting the upper die assembly, and both sides of the lower template are provided with lower die fixing tables for fixedly connecting the lower die assembly.

Further, the upper die assembly further comprises an upper supporting plate, an upper foot pad and an upper die holder which are sequentially connected, and the upper die plate and the bending block are fixed at the bottom of the upper die holder.

Compared with the prior art, the utility model has the following advantages:

(1) According to the scheme, the upper template and the lower template are used for fixing the part area of the product shell to be bent, the plurality of groups of bending blocks positioned on the same straight line are used for bending the product shell to be bent under the integral drive of the upper die assembly, and the plurality of groups of bending blocks are arranged, so that each group of bending blocks can be conveniently arranged on the upper die assembly; during maintenance, the damaged bending blocks can be independently disassembled for independent maintenance, so that the maintenance cost is reduced; and the bending block is separated from the upper template and the lower template of the shell of the fixed product, so that the bending of various bending products can be realized through changing the upper templates and the lower templates of different models, and the universality is strong.

(2) The bending edge of part of the product is not necessarily completely flat, and a large concave area possibly exists.

(3) According to the scheme, the slopes are arranged on the upper template and the lower template, the bending end of the upper template is higher, the product shell to be bent is obliquely arranged before being bent, and the position to be bent is higher; when bending through the piece of bending, because the product shell leans up for the piece of bending is more easy to carry out the wide-angle to the product shell and is bent, is favorable to improving quality and the yields of bending.

Drawings

Fig. 1 is an exploded schematic diagram of a main result of a single-side bending die based on a plurality of groups of bending blocks according to an embodiment of the present utility model;

fig. 2 is a schematic top view of a single-side bending mold based on multiple groups of bending blocks according to an embodiment of the present utility model;

fig. 3 is a schematic front view of a single-side bending mold based on multiple groups of bending blocks according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a product housing to be bent according to an embodiment of the present utility model;

in the figure, 1, an upper die plate, 101, a first slope, 102, an upper die fixing table, 2, a lower die plate, 201, a second slope, 202, rounded corners, 203, a lower die fixing table, 204, a first lower die plate, 205, a second lower die plate, 206, a positioning block, 207, a gap, 208, a positioning groove, 3, a bending block, 301, a bending angle, 4, a lower die holder, 401, a hole, 402, a mounting groove, 5, an upper supporting plate, 6, an upper pad foot, 7, an upper die holder, 8, a lower pad foot, 9, a product housing, 901, a first bending edge, 902, a second bending edge, 903, an elongated recess, 10 and a lower supporting plate.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model.

It should be noted that the terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying a number of technical features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

Example 1

As shown in fig. 1 and 2, this embodiment provides a unilateral mould of bending based on multiunit piece of bending, including last mould subassembly and lower mould subassembly, go up mould subassembly and include cope match-plate pattern 1, lower mould subassembly includes lower bolster 2, the bottom surface of cope match-plate pattern 1 and the top surface of lower bolster 2 all cooperate with the non-bending surface of waiting to bend the product shell, go up mould subassembly still includes multiunit piece 3 of bending, each group piece 3 of bending is located the bending end outside of cope match-plate pattern 1 in proper order, the bottom of each group piece 3 of bending all is equipped with the angle of bending 301 of inwards sunk, multiunit piece 3 of bending is arranged in proper order, adjacent two groups piece 3 end to end of bending are located same straight line.

According to the scheme, the part areas of the shell of the product to be bent are fixed through the upper die plate 1 and the lower die plate 2, the shell of the product to be bent is bent under the integral drive of the upper die assembly through a plurality of groups of bending blocks 3 positioned on the same straight line, and each group of bending blocks 3 can be conveniently installed on the upper die assembly through the arrangement of the plurality of groups of bending blocks 3; during maintenance, the damaged bending blocks can be independently disassembled for independent maintenance, so that the maintenance cost is reduced; and the bending block is separated from the upper template and the lower template of the shell of the fixed product, so that the bending of various bending products can be realized through changing the upper templates and the lower templates of different models, and the universality is strong.

In this embodiment, three bending blocks 3 are provided, and the overall lengths of the three bending blocks 3 are matched with the lengths of the bending positions of the product housing 9 to be bent, and some bending blocks exceed the lengths of the bending positions.

Specifically, as shown in fig. 1 and 4, the lower die assembly further includes a lower die holder 4, the lower die plate 2 is mounted on the lower die holder 4, the single-side bending die is used for bending the product housing 9, the product housing 9 includes a first bending edge 901 and a second bending edge 902 which are connected with each other, and a strip-shaped recess 903 is arranged on one side of the second bending edge 902 away from the first bending edge 901;

the lower die plate 2 comprises a first lower die plate 204, a second lower die plate 205 and a plurality of positioning blocks 206, wherein the first lower die plate 204, the second lower die plate 205 and the plurality of positioning blocks 206 are all arranged on the lower die base 4, a gap 207 matched with an elongated recess 903 is reserved between the first lower die plate 204 and the second lower die plate 205, the first lower die plate 204 and the second lower die plate 205 are all provided with positioning grooves 208 matched with the corresponding positioning blocks 206, the second folded edge 902 is positioned on the lower die plate 2, and the elongated recess 903 is positioned on the positioning blocks 206.

The bending edge of part of the product is not necessarily completely flat, and a concave area possibly exists, the lower die plate 2 is split into the first lower die plate 204 and the second lower die plate 205 aiming at the long concave, a gap 207 matched with the long concave is reserved between the first lower die plate 204 and the second lower die plate 205, and the positioning of the first lower die plate 204 and the second lower die plate 205 is realized through the positioning block 206, so that the original structure of the product shell 9 is not damaged in the bending process, and the yield is improved.

Preferably, the lower die holder 4 is further provided with a hole 401 for bending the first bending edge 901, and the size of the hole 401 is larger than that of each group of bending blocks 3; the lower die holder 4 is provided with a plurality of mounting slots 402 that cooperate with the positioning blocks 206.

In this embodiment, three positioning blocks 206 are provided in total, and each positioning block 206 is uniformly distributed on the lower die holder 4.

Optionally, the vertex angle of the bending end of the lower template 2 is a round angle 202, and the vertex angle of the bending end of the lower template 2 is matched with the shape, the position and the size of the bending angle 301 of each bending block 3.

After the bending block 3 bends the product shell 9, the bending block can be overlapped with the bending end of the lower die plate 2 to complete bending, and the overlapped parts are fillets to protect the bending part of the product shell 9.

As a preferred embodiment, the bottom of the upper template 1 is a first slope 101, and the bent end of the upper template 1 is the high point of the first slope 101; the top of the lower template 2 is a second slope 201 matched with the first slope 101, and the inclination angle of the first slope 101 and the second slope 201 is within 30 degrees.

According to the scheme, the slopes are arranged on the upper die plate 1 and the lower die plate 2, the slopes are higher at the bending end of the upper die plate 1, so that the product shell 9 to be bent is obliquely arranged before being bent, and the position to be bent is higher; when bending through the bending block 3, because the product shell 9 inclines upwards, the bending block 3 bends the product shell 9 at a large angle more easily, and the bending quality and the yield are improved.

Optionally, both sides of the upper die plate 1 are provided with an upper die fixing table 102 for fixedly connecting an upper die assembly, and both sides of the lower die plate 2 are provided with a lower die fixing table 203 for fixedly connecting a lower die assembly; thereby achieving fixation of the upper die plate 1 and the lower die plate 2.

Optionally, as shown in fig. 3, the lower die assembly further includes a lower pad 8 and a lower supporting plate 10, and the lower die base 4, the lower pad 8 and the lower supporting plate 10 are sequentially connected.

Optionally, the upper die assembly further comprises an upper supporting plate 5, an upper pad 6 and an upper die holder 7 which are sequentially connected, and the upper die plate 1 and the bending block 3 are fixed at the bottom of the upper die holder 7.

The integral connection details, the guiding details and the like of the upper die assembly and the lower die assembly can be realized by adopting the existing forming die, and the embodiment is not repeated.

The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.

Claims (10)

1. Unilateral mould of bending based on multiunit piece of bending, including last mould subassembly and lower mould subassembly, it includes cope match-plate pattern (1) to go up the mould subassembly, lower mould subassembly includes lower bolster (2), the bottom surface of cope match-plate pattern (1) and the top surface of lower bolster (2) all cooperate with the non-surface of bending of waiting to bend the product shell, a serial communication port, it still includes multiunit piece of bending (3) to go up the mould subassembly, and each group piece of bending (3) are located in proper order the end outside of bending of cope match-plate pattern (1), and the bottom of each group piece of bending (3) all is equipped with inwards sunken bending angle (301), and multiunit piece of bending (3) are arranged in proper order, and adjacent two sets of piece of bending (3) end to end are located same straight line.

2. The unilateral bending die based on multiple groups of bending blocks according to claim 1, wherein the lower die assembly further comprises a lower die holder (4), the lower die plate (2) is mounted on the lower die holder (4), the unilateral bending die is used for bending a product shell (9), the product shell (9) comprises a first bending edge (901) and a second bending edge (902) which are connected with each other, and a strip-shaped concave (903) is formed on one side, away from the first bending edge (901), of the second bending edge (902);

the lower die plate (2) comprises a first lower die plate (204), a second lower die plate (205) and a plurality of positioning blocks (206), wherein the first lower die plate (204), the second lower die plate (205) and the plurality of positioning blocks (206) are all installed on the lower die base (4), a gap (207) matched with the strip-shaped concave (903) is reserved between the first lower die plate (204) and the second lower die plate (205), positioning grooves (208) matched with the corresponding positioning blocks (206) are formed in the first lower die plate (204) and the second lower die plate (205), the second bending edge (902) is located on the lower die plate (2), and the strip-shaped concave (903) is located on the positioning blocks (206).

3. The single-side bending die based on the plurality of groups of bending blocks according to claim 2, wherein the lower die holder (4) is further provided with a hole (401) for bending the first bending edge (901), and the hole (401) is located at the outer side of the lower die plate (2).

4. A single-sided bending mould based on multiple sets of bending blocks according to claim 3, characterized in that the size of the holes (401) is larger than the size of each set of bending blocks (3).

5. A single-sided bending mould based on multiple groups of bending blocks according to claim 2, characterized in that the lower mould base (4) is provided with a plurality of mounting grooves (402) matched with the positioning blocks (206).

6. The unilateral bending die based on the plurality of groups of bending blocks according to claim 2, wherein the lower die assembly further comprises a lower pad leg (8) and a lower supporting plate (10), and the lower die base (4), the lower pad leg (8) and the lower supporting plate (10) are sequentially connected.

7. The unilateral bending die based on the plurality of groups of bending blocks according to claim 2 is characterized in that the bottom of the upper die plate (1) is provided with a first slope (101), and the bending end of the upper die plate (1) is provided with a high point of the first slope (101); the top of the lower template (2) is provided with a second slope (201) matched with the first slope (101).

8. The unilateral bending die based on the plurality of groups of bending blocks according to claim 7, wherein the vertex angle of the bending end of the lower die plate (2) is a round angle (202), and the vertex angle of the bending end of the lower die plate (2) is matched with the shape, the position and the size of the bending angle (301) of each bending block (3).

9. The unilateral bending die based on the plurality of groups of bending blocks according to claim 1, wherein both sides of the upper die plate (1) are respectively provided with an upper die fixing table (102) for fixedly connecting with an upper die assembly, and both sides of the lower die plate (2) are respectively provided with a lower die fixing table (203) for fixedly connecting with a lower die assembly.

10. The unilateral bending die based on the plurality of groups of bending blocks, according to claim 1, is characterized in that the upper die assembly further comprises an upper supporting plate (5), an upper pad foot (6) and an upper die holder (7) which are sequentially connected, and the upper die plate (1) and the bending blocks (3) are fixed at the bottom of the upper die holder (7).