Conical sheet metal part forming die

Abstract

The utility model relates to a conical sheet metal part forming die which comprises a base. The movable device comprises a left side pressing block, a right side pressing block and a rotary connecting piece; the left side pressing block and the right side pressing block are connected through a rotary connecting piece and can relatively rotate around the rotary connecting piece; the forming mold is arranged on the base, and a blank material is attached to the surface of the forming mold to achieve preliminary positioning of the blank material to be machined; and the top limiting block is arranged at the top of the forming mold and is used for limiting the up-and-down movement of the blank material. According to the utility model, the blank material can be quickly extruded and formed, the forming time is obviously shortened, the production efficiency is greatly improved, and the blank material is effectively prevented from moving up and down in the forming process through dual positioning of the top limiting block and the base, so that the stability in the forming process is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the forming die manufacturing technical field especially is a kind of conical sheet metal parts forming die. BACKGROUND

[0002] Conical sheet metal parts have wide application in industrial manufacturing, and its forming process has always been an important link in production. The traditional forming method of conical sheet metal parts mainly includes manual knock forming and using special coiling machine equipment forming. However, these methods have many shortcomings:

[0003] Manual knock forming: manual forming requires workers to have high skill level, and it is difficult to operate, and it is highly dependent on the experience and proficiency of workers. This production method not only takes a long time to manufacture, but also makes it difficult to ensure the consistency of product quality, increasing the manufacturing risk and quality risk of products.

[0004] Coiling machine equipment forming: although the coiling machine can realize the mechanized forming of conical sheet metal parts, it has high equipment cost and needs to customize special molds, which greatly prolongs the production cycle. In addition, the use and maintenance of the coiling machine also need professional technicians, further increasing the production cost and management difficulty.

[0005] Limitations of existing forming dies: although there are some forming dies on the market, most of these dies have complex structure, low forming efficiency, and insufficient positioning and forming precision control of blank material, resulting in unstable quality of formed parts, which cannot meet the demand of mass production.

[0006] In summary, the existing forming method of conical sheet metal parts has the following main problems: high skill level requirement for workers, long manufacturing time, high equipment cost, long production cycle, insufficient forming precision and quality stability, and inability to meet the demand of mass production. INVENTION CONTENTS

[0007] Therefore, the utility model solves the technical problem of the prior art, a conical sheet metal part forming die with simple structure, low cost, high forming efficiency and low skill level requirement for workers, which can quickly extrude and form blank material, significantly shorten the forming time, greatly improve the production efficiency, and effectively prevent the upward and downward movement of blank material during forming process through the double positioning of top limiting block and base, ensuring the stability of the forming process.

[0008] To solve the above technical problems, the utility model provides a conical sheet metal part forming die, comprising:

[0009] a base;

[0010] The activity device comprises a left side pressing block, a right side pressing block and a rotating connecting piece; the left side pressing block and the right side pressing block are connected through the rotating connecting piece and can rotate relative to the rotating connecting piece;

[0011] A forming die is arranged on the base, and a blank is attached to the surface of the forming die to realize preliminary positioning of the blank to be processed;

[0012] A top limiting block is arranged at the top of the forming die and used for limiting up-and-down movement of the blank.

[0013] In an embodiment of the utility model, the left side pressing block and the right side pressing block are provided with an inner concave surface matched with the profile of the forming die.

[0014] In an embodiment of the utility model, the left side pressing block and the right side pressing block are each provided with a force applying rod, pressure is applied to the force applying rod to control rotation of the left side pressing block and the right side pressing block, and the left side pressing block and the right side pressing block are closed and separated.

[0015] In an embodiment of the utility model, the top limiting block is a cylindrical block.

[0016] In an embodiment of the utility model, the top of the left side pressing block and the top of the right side pressing block are each provided with a avoiding slot matched with the top limiting block.

[0017] In an embodiment of the utility model, one end of the left side pressing block is provided with a first connecting part, one end of the right side pressing block is provided with a second connecting part, the first connecting part and the second connecting part are connected through a rotating connecting piece, and the first connecting part and the second connecting part can rotate relative to the rotating connecting piece.

[0018] In an embodiment of the utility model, the rotating connecting piece comprises a guide column bolt and a hexagonal nut, the bottom of the guide column bolt is fixed on the base, and the top of the guide column bolt is provided with the hexagonal nut.

[0019] In an embodiment of the utility model, the first connecting part and the second connecting part are each provided with an axle hole matched with the guide column bolt, and the guide column bolt passes through the axle hole to connect the left side pressing block and the right side pressing block together.

[0020] In an embodiment of the utility model, the shape of the forming die is matched with the shape of the conical sheet metal part.

[0021] In an embodiment of the utility model, the surface of the forming die is provided with an anti-sticking coating for reducing adhesion between the blank and the forming die and facilitating part demolding.

[0022] Compared with the prior art, the above-mentioned technical solution of this utility model has the following beneficial effects:

[0023] This utility model discloses a conical sheet metal part forming mold. Through the closing mechanism of left and right pressure blocks, it can quickly extrude and form the blank material, significantly shortening the forming time. Compared with traditional manual hammering and shaping, the forming speed is increased several times, greatly improving production efficiency, and making it particularly suitable for large-scale mass production. The dual positioning of the top limiting block and the base effectively prevents the blank material from moving up and down during the forming process, ensuring the stability of the forming process. The close fit between the left and right pressure blocks and the forming mold surface guarantees the dimensional accuracy and surface quality of the formed part, significantly improving the consistency of product quality. Attached Figure Description

[0024] To make the content of this utility model easier to understand, the present utility model will be further described in detail below with reference to specific embodiments and accompanying drawings.

[0025] Figure 1 This is an axial view of the tapered sheet metal part forming mold in a preferred embodiment of the present invention;

[0026] Figure 2 yes Figure 1 The front view of the mold for forming the tapered thin plate part shown after unfolding;

[0027] Figure 3 yes Figure 1 The front view of the conical thin plate part after the forming mold is closed;

[0028] Figure 4 This is a sectional view of the conical thin plate part forming mold of this utility model after it is closed;

[0029] Figure 5 This is a front view of the tapered thin plate part of this utility model;

[0030] Figure 6 This is a top view of the conical thin plate part of this utility model;

[0031] Figure 7 This is an axial view of the tapered thin plate part of this utility model;

[0032] Explanation of the reference numerals in the instruction manual: 101, right side pressure block; 102, left side pressure block; 103, forming mold; 104, guide post bolt; 105, hexagonal nut; 106, top limit block; 107, base; 108, blank. Detailed Implementation

[0033] The utility model is further described below in combination with the drawings and specific embodiments, so that the person skilled in the art can better understand the utility model and can be implemented, but the embodiment is not as the limitation of the utility model.

[0034] Referring to Figures 1-4 The utility model provides a kind of conical sheet metal parts forming die, comprising:

[0035] Base 107;

[0036] Movable device, including left side pressing block 101, right side pressing block 102 and rotary connecting piece;Left side pressing block 101 and right side pressing block 102 are connected by rotary connecting piece, and can rotate relatively around rotary connecting piece;

[0037] Forming die 103 is arranged on the base 107, and blank 108 is attached to the surface of the forming die 103 to achieve the preliminary positioning of the blank 108 to be processed;

[0038] Top limiting block 106, the top limiting block 106 is arranged at the top of the forming die 103, for limiting the up-and-down movement of blank 108.

[0039] It should be noted that the left side pressing block 101 and the right side pressing block 102 are provided with an inner concave surface that matches the profile of the forming die 103. The inner concave surface closely matches the profile of the forming die 103, ensuring that the blank 108 is uniformly stressed during extrusion, reducing local stress concentration and improving forming quality.

[0040] Further, the left side pressing block 101 and the right side pressing block 102 are each provided with a force rod 109. By applying pressure to the force rod 109, the left side pressing block 101 and the right side pressing block 102 are controlled to rotate, achieving the closing and separation of the left side pressing block 101 and the right side pressing block 102. The design of the force rod 109 simplifies the operation process, making it easy to open and close the pressing block even without complex equipment, reducing the requirement for the skill level of the operator.

[0041] In the embodiment, the top of the left side pressing block 101 and the right side pressing block 102 is provided with a clearance groove that matches the top limiting block 106. The design of the clearance groove ensures that the left side pressing block 101 and the right side pressing block 102 can smoothly pass through the top limiting block 106 when closing and separating, avoiding interference and improving the movement coordination of the mold.

[0042] One end of the left side pressing block 101 in the embodiment is provided with a first connecting portion, one end of the right side pressing block 102 is provided with a second connecting portion, and the first connecting portion and the second connecting portion are connected by a rotary connecting piece, so that the first connecting portion and the second connecting portion can rotate relatively around the rotary connecting piece.

[0043] Preferably, the rotating connecting piece comprises a guide pillar bolt 104 and a hexagon nut 105, the bottom of the guide pillar bolt 104 is fixed on the base 107, and the top of the guide pillar bolt 104 is provided with the hexagon nut 105. The design of the rotating connecting piece enables the pressing block to be flexibly adjusted in angle, adapt to different shapes of the blank material 108 and forming requirements, and the relative rotation design ensures that the left pressing block 101 and the right pressing block 102 move stably during the closing and opening of the mold, reduces vibration and impact, and improves the service life of the mold.

[0044] Further, the first connecting part 11 and the second connecting part 21 are both provided with an axle hole matched with the guide pillar bolt 104, and the guide pillar bolt 104 passes through the axle hole to connect the left pressing block 101 and the right pressing block 102 together. The cooperation of the axle hole and the guide pillar bolt 104 ensures the accurate positioning of the pressing block and improves the forming precision. This connection mode can ensure the reliability of the pressing block during movement and reduce shaking and errors.

[0045] In the embodiment, the shape of the forming mold body 103 matches the shape of the conical sheet metal part. The shape of the forming mold body 103 matches the shape of the final part, which ensures that the blank material 108 can be accurately fitted, improves the forming precision and part quality, and in addition, by adjusting the shape of the forming mold body 103, different specifications of the conical sheet metal part can be adapted, enhancing the versatility of the mold.

[0046] Further, the surface of the forming mold body 103 is provided with an anti-sticking coating for reducing the adhesion between the blank material 108 and the forming mold body 103, facilitating part demolding. The anti-sticking coating reduces the adhesion between the blank material 108 and the forming mold body 103, facilitates smooth demolding of the formed part, reduces demolding damage, and also reduces the adhesion and wear of the blank material 108 to the forming mold body 103, prolonging the service life of the mold.

[0047] The conical sheet metal part forming mold of the utility model realizes the forming of the blank material 108 by mechanical extrusion, and its working principle is as follows:

[0048] (1) Place the blank material 108 to be processed on the surface of the forming mold body 103, so that it is preliminarily fitted with the profile of the forming mold body 103, realizing the preliminary positioning of the blank material 108;

[0049] (2) Install the top limiting block 106 on the top of the forming mold body 103 to limit the up-and-down movement of the blank material 108 during the forming process;

[0050] (3) In the forming process, the left side pressing block 101 and the right side pressing block 102 are pressed by the force adding rod 109, so that the left side pressing block 101 and the right side pressing block 102 rotate around the rotating connecting piece, and close to the direction of the forming mold 103;

[0051] (4) When the left side pressing block 101 and the right side pressing block 102 are completely closed, the blank 108 gradually adheres to the surface of the forming mold 103 under the action of pressure, and the forming of the conical sheet metal part is completed;

[0052] (5) When the part is processed and formed, the top limiting block 106 is removed from the forming mold 103, and then the pressure is released through the force adding rod 109, so that the left side pressing block 101 and the right side pressing block 102 are separated, the formed part is demolded, and the processed and formed conical sheet metal part is as shown in Figures 5-7

[0053] (6) Repeat steps (1)-(5) to process subsequent parts.

[0054] The structure design of the mold enables it to quickly return to the initial state after completing a forming operation, and to perform the next forming operation, so that the production efficiency is high.

[0055] The utility model discloses a structure design of the mold is optimized, realize the efficient, stable forming of conical sheet metal part, improve forming efficiency, shorten production cycle, reduce the requirement to the skill level of worker, simplify the operation process, can also improve the forming precision and quality stability, reduce the scrap rate.

[0056] Obviously, the above embodiments are only examples for clearly illustrating, and are not limited to the embodiments. For ordinary skilled in the art, on the basis of the above description, other different forms of changes or variations can be made. Here, it is not necessary and cannot be exhausted to all the embodiments. The obvious changes or variations derived from still belong to the protection scope of the utility model.​

Claims

1. A forming die for a conical sheet metal part, characterized in that: The utility model relates to a kind of forming moulds for conical sheet metal parts, including: Base; Movable device, including left side pressing block, right side pressing block and rotating connecting piece; The left side pressing block and right side pressing block are connected by rotating connecting piece, and can rotate relatively around rotating connecting piece; Forming mould tire is arranged on the base, blank is attached to the surface of the forming mould tire to realize the preliminary positioning of the blank to be processed; Top limiting block, the top limiting block is arranged on the top of the forming mould tire, for limiting the up and down of blank.

2. The conical sheet metal part forming die according to claim 1, characterized in that: The left side pressing block and right side pressing block are provided with inner concave profile surface matched with the profile surface of forming mould tire.

3. The conical sheet metal part forming die according to claim 1, characterized in that: The left side pressing block and right side pressing block are each provided with force rod, and the left side pressing block and right side pressing block are controlled to rotate by exerting pressure on force rod, to realize the closing and separation of the left side pressing block and right side pressing block.

4. The conical sheet metal part forming die according to claim 1, characterized in that: The top limiting block is cylindrical block.

5. A forming die for a conical sheet metal part according to claim 4, characterized in that: The top of the left side pressing block and right side pressing block is provided with avoiding slot matched with top limiting block.

6. A conical sheet metal part forming die according to claim 5, characterized in that: One end of the left side pressing block is provided with first connecting part, one end of the right side pressing block is provided with second connecting part, the first connecting part and second connecting part are connected by rotating connecting piece, so that the first connecting part and second connecting part can rotate relatively around the rotating connecting piece.

7. A conical sheet metal part forming die according to claim 6, characterized in that: The rotating connecting piece includes guide pillar bolt and hexagon nut, the bottom of the guide pillar bolt is fixed on the base, and the top of the guide pillar bolt is provided with hexagon nut.

8. A conical sheet metal part forming die according to claim 7, characterized in that: The first connecting part and second connecting part are each provided with shaft hole matched with the guide pillar bolt, and the guide pillar bolt passes through the shaft hole to connect the left side pressing block and right side pressing block together.

9. The conical sheet metal part forming die according to claim 1, characterized in that: The shape of the forming mould tire matches the shape of conical sheet metal part.

10. A forming die for a conical sheet metal part according to claim 9, characterized in that: The surface of the forming mould tire is provided with anti-sticking coating, to reduce the adhesion between blank and forming mould tire, facilitate part demoulding.

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