CN210172346U

CN210172346U - Adjustable bending forming structure

Info

Publication number: CN210172346U
Application number: CN201920604826.7U
Authority: CN
Inventors: 韩洋; 刘学文
Original assignee: HOKY PRECISION COMPONENTS (SHENZHEN) Ltd
Current assignee: HOKY PRECISION COMPONENTS (SHENZHEN) Ltd
Priority date: 2019-04-27
Filing date: 2019-04-27
Publication date: 2020-03-24
Anticipated expiration: 2029-04-27

Abstract

The utility model belongs to the technical field of stamping die, especially, relate to an adjustable shaping structure of bending, including last mould and lower mould, it is fixed with the punching die seat to go up the mould, the lower extreme of punching die seat is equipped with wobbling shaping pendulum piece, the lower mould be fixed with the shaping mould benevolence of shaping pendulum piece looks adaptation, still be provided with in the lower mould and be used for the adjustment the angle adjusting part of shaping pendulum piece swing angle, angle adjusting part includes the adjusting lever and places in place adjust the dog in the lower mould, the one end adjustable of adjusting lever is fixed on the lower mould, the other end stretches into in the lower mould, adjust the dog and place on the adjusting lever, the adjusting lever with the one end that adjust the dog and contact is equipped with the adjustment inclined plane. The utility model discloses convenient to use, improvement machining efficiency and machining precision and can once only bend the shaping, its is with low costs, labour saving and time saving, have ensured the quality of processing.

Description

Adjustable bending forming structure

Technical Field

The utility model belongs to the technical field of stamping die, especially, relate to an adjustable shaping structure of bending.

Background

The mold industry is increasingly positioned in national economy, the mold is basic process equipment for industrial production, 60-80% of parts in products such as electronics, automobiles, motors, electric appliances, instruments, household appliances, communication and the like are molded by the mold, and particularly, hardware thin material bending products are widely applied in the fields of IT communication electronics, electric appliances and automobile manufacturing industry, so the quality of the mold directly determines the quality of the products.

At present, in stamping, bending and forming of products, particularly bending and processing requiring negative angles, the existing stamping and forming die is generally divided into three stations to complete: firstly, bending the product to 45 degrees; and secondly, continuously stamping the product folded into 45 degrees into 90 degrees, and thirdly, adjusting the angle of the part when the angle requirement is strict. The bending punch forming die is expensive, complex in operation, multiple in processing procedures, time-consuming, labor-consuming and low in processing efficiency, the size of a negative angle of stamping is difficult to change according to the needs of a customer in the stamping process, the tolerance is caused by multiple stamping, the processing precision is low, the production cost is high, and the quality required by a product is difficult to achieve.

SUMMERY OF THE UTILITY MODEL

To exist not enough on the prior art, the utility model provides an easy operation, convenient to use improves machining efficiency and machining precision and can once only bend fashioned adjustable type shaping structure of bending, and its is with low costs, and labour saving and time saving has ensured the quality of processing.

In order to realize the above-mentioned purpose, the embodiment of the utility model provides a pair of adjustable shaping structure of bending, including last mould and lower mould, it is fixed with the punching pin seat to go up the mould, the lower extreme of punching pin seat is equipped with wobbling shaping pendulum piece, the lower mould be fixed with the shaping mould benevolence of shaping pendulum piece looks adaptation, still be provided with in the lower mould and be used for the adjustment the angle adjusting part of shaping pendulum piece swing angle, angle adjusting part includes the adjusting lever and places in place adjust the dog in the lower mould, the one end adjustable fixing of adjusting lever is in on the lower mould, the other end stretches into in the lower mould, adjust the dog and place on the adjusting lever, the adjusting lever with the one end that adjust the dog and contact is equipped with the adjustment inclined plane.

Optionally, a negative angle notch for bending is formed in one side surface of the upper end of the forming die core in an inward concave manner, and a bending convex block corresponding to the negative angle notch is formed in one side surface of the lower end of the forming swinging block in an outward convex manner.

Optionally, an inclined sliding structure is arranged between the forming swing block and the adjusting stop block, and the adjusting stop block adjusts the swing of the forming swing block through the inclined sliding structure.

Optionally, a first sliding inclined surface is arranged on one side surface of the lower end of the forming swing block, a second sliding inclined surface matched with the first sliding inclined surface is arranged on one side surface of the upper end of the adjusting stop block, and the first sliding inclined surface and the second sliding inclined surface form the inclined sliding structure.

Optionally, a fixing spring is arranged in the lower die, one end of the fixing spring is connected with the inner wall of the lower die, and the other end of the fixing spring is connected with the adjusting stop block.

Optionally, the punch seat is connected with the forming swing block through a rotating shaft, and the forming swing block freely swings around the rotating shaft.

Optionally, an adjusting and fixing unit for fixing the adjusting rod is arranged on the lower die, the adjusting and fixing unit comprises a supporting and fixing seat, a connecting screw and a supporting screw, the supporting and fixing seat is fixed on the lower die, a connecting convex block is arranged on the supporting and fixing seat, one end of the connecting screw is connected to the connecting convex block, the other end of the connecting screw is connected to the adjusting rod, one end of the supporting screw is connected to the connecting convex block, and the other end of the supporting screw is supported to the adjusting rod.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the adjustable shaping structure of bending have one of following technological effect at least:

compared with the prior art, this adjustable shaping structure of bending is bent through the shaping pendulum piece and the mutual cooperation of shaping mould benevolence, and by angle adjusting subassembly control bending angle degree, the shaping of bending of product has not only been realized, and satisfy the machine-shaping of different requirements bending angle degrees, it is convenient that the angle adjustment of bending, moreover, the steam generator is simple in operation, only need once punching press, the overproof that causes has avoided punching press many times, the machining precision of product has been improved, the quality of product has been ensured, satisfy the processing of the product of different bending angle degrees, it is succinct easy to go to compare twice or the cubic forming die operation of general mould, the maintenance of being convenient for, low cost, time saving and labor saving, the efficiency of processing has been improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of an adjustable bending forming structure according to an embodiment of the present invention.

Fig. 2 is an enlarged schematic view of a in fig. 1.

Fig. 3 is a schematic structural diagram of a lower die according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-upper die 2-lower die 21-adjusting and fixing unit

211-support fixing seat 212-connecting screw 213-holding screw

3-punch seat 31-rotating shaft 4-forming swing block

41-bending lug 42-first sliding inclined surface 5-forming die core

51-negative angle gap 6-angle adjusting component 61-adjusting rod

611, adjusting slope 62, adjusting stop 621, second sliding slope

7-oblique sliding structure 8-fixed spring

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the utility model, as shown in fig. 1-2, provide an adjustable shaping structure of bending, including last mould 1 and lower mould 2, it is fixed with punch holder 3 to go up mould 1, the lower extreme of punch holder 3 is equipped with wobbling shaping pendulum block 4, lower mould 2 be fixed with the shaping mould benevolence 5 of shaping pendulum block 4 looks adaptation, still be provided with in lower mould 2 and be used for the adjustment the angle adjusting part 6 of shaping pendulum block 4 swing angle, angle adjusting part 6 includes adjusting lever 61 and places in adjust stop 62 in lower mould 2, the one end of adjusting lever 61 is fixed adjustably on lower mould 2, and the other end stretches into in lower mould 2, adjust stop 62 and place on adjusting lever 61, adjusting lever 61 with the one end that adjust stop 62 and contact is equipped with adjustment inclined plane 611.

In another embodiment of the present invention, a side of the upper end of the forming mold core 5 of the adjustable bending forming structure is recessed inwards to form a negative angle notch 51 for bending, and a side of the lower end of the forming pendulum block 4 is protruded outwards to form a bending protrusion 51 corresponding to the negative angle notch 51.

In another embodiment of the present invention, a skew structure 7 is disposed between the forming swing block 4 and the adjusting stop 62 of the adjustable bending forming structure, and the adjusting stop 62 adjusts the swing of the forming swing block 4 through the skew structure 7.

In another embodiment of the present invention, a first sliding inclined plane 42 is disposed on a side surface of the lower end of the forming swing block 4 of the adjustable bending forming structure, a second sliding inclined plane 621 matched with the first sliding inclined plane 42 is disposed on a side surface of the upper end of the adjusting stopper 62, and the first sliding inclined plane 42 and the second sliding inclined plane 621 form the oblique sliding structure 7.

In another embodiment of the present invention, the adjustable bending structure has a fixing spring 8 built in the lower mold 2, one end of the fixing spring 8 is connected to the inner wall of the lower mold 2, and the other end is connected to the adjusting stop 62.

In another embodiment of the present invention, the punch holder 3 and the forming swing block 4 of the adjustable bending forming structure are connected by a rotating shaft 31, and the forming swing block 4 swings freely around the rotating shaft 31.

In another embodiment of the present invention, as shown in fig. 3, the adjustable bending structure is provided with a fixing unit 21 on the lower die 2 for fixing the adjusting rod 61, the fixing unit 21 includes a supporting fixing seat 211, a connecting screw 212 and a holding screw 213, the supporting fixing seat 211 is fixed on the lower die 2, a connecting bump 2111 is provided on the supporting fixing seat 211, one end of the connecting screw 212 is connected to the connecting bump 2111, the other end is connected to the adjusting rod 61, one end of the holding screw 213 is connected to the connecting bump 2111, and the other end is held to the adjusting rod 61.

The adjustable bending forming structure can adjust the contact position of the first sliding inclined surface 42 on the forming swing block 4 and the second sliding inclined surface 621 on the adjusting block 62 according to the bending angle required by a product to be bent, namely, the contact position of the first sliding inclined surface 42 and the second sliding inclined surface 621 is adjusted by adjusting the height of the upper position and the lower position of the adjusting block 62, so that the purpose of adjusting the bending angle is achieved. Specifically, the left and right positions of the adjusting rod 61 in the lower die 2 are adjusted, and since the adjusting inclined surface 611 is arranged at the end of the adjusting rod 61 in contact with the adjusting stopper 62, when the adjusting rod 61 moves left and right in the lower die 2, the adjusting stopper 62 placed on the adjusting rod 61 moves up or down, thereby adjusting the height of the adjusting stopper 62.

When the first sliding inclined surface 42 of the shaped swing block 4 gradually moves downward on the second sliding inclined surface 621 of the adjusting stopper 62, the distance between the bending convex block 51 and the negative angle notch 51 gradually decreases, so that the punched bending angle gradually decreases. In the stamping process, the end part corner of the negative angle notch 51 is a bending point, and the edge abutted by the bending convex block 51 is a bending edge of the product, so that the disposable stamping forming of different bending angles or negative bending angles is realized.

When the contact surface between the first sliding inclined surface 42 on the forming swing block 4 and the second sliding inclined surface 621 on the adjusting block 62 is large, namely when the die is closed, the distance between the upper die 1 and the lower die 2 is small, at this time, the distance between the bending lug 51 and the negative angle notch 51 is small, during punching, the corner at the end part of the negative angle notch 51 is a bending point, and under the action of the bending lug 51, the bent edge of the product is bent by 90 degrees and is placed in the negative angle notch 51, so that the negative angle bending of the product is formed at one time.

Adjustable bending forming structure's application principle as follows:

1. the upper die 1 is connected with a press machine, and the forming swing block 4 is in a vertical initial state.

2. The left and right positions of the adjusting rod 61 in the lower die 2 are adjusted to make the adjusting stopper 62 placed on the adjusting rod 61 at a proper height, and the connecting screw 212 and the holding screw 213 are tightened to fasten the adjusting rod 61 on the supporting and fixing seat 211.

3. And placing a product to be bent on the lower die 2, and enabling the press machine to move downwards to drive the upper die 1, the punch seat 3 and the forming swing block 4 to move downwards.

4. The forming swing block 4 presses down a product to be bent, the forming swing block 4 is in contact with the adjusting stop block 62, when the first sliding inclined surface 42 on the forming swing block 4 gradually moves downwards on the second sliding inclined surface 621 on the adjusting stop block 62, the distance between the bending convex block 51 and the negative angle notch 51 is gradually reduced, and therefore the punched bending angle is gradually reduced.

5. In the stamping process, the end part corner of the negative angle notch 51 is a bending point, and the edge abutted by the bending convex block 51 is a bending edge of the product, so that the disposable stamping forming of different bending angles or negative bending angles is realized.

6. The press machine moves upwards to drive the upper die 1, the punch seat 3 and the forming swing block 4 to move upwards.

7. And taking out the bent product.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an adjustable shaping structure of bending, includes mould and lower mould, its characterized in that: go up the mould and be fixed with the drift seat, the lower extreme of drift seat is equipped with wobbling shaping pendulum piece, the lower mould be fixed with the shaping mould benevolence of pendulum piece looks adaptation, still be provided with in the lower mould and be used for the adjustment the shaping pendulum piece swing angle's angle adjusting part, angle adjusting part includes the adjusting lever and places in adjust the dog in the lower mould, the one end of adjusting lever is fixed adjustably on the lower mould, and the other end stretches into in the lower mould, adjust the dog and place on the adjusting lever, the adjusting lever with the one end that adjusts the dog and contact is equipped with the adjustment inclined plane.

2. The adjustable bend-forming structure of claim 1, wherein: and a negative angle notch for bending is formed in one side surface of the upper end of the forming die core in an inwards concave manner, and a bending convex block corresponding to the negative angle notch is formed in one side surface of the lower end of the forming swinging block in an outwards convex manner.

3. The adjustable bend-forming structure of claim 1, wherein: an oblique sliding structure is arranged between the forming swing block and the adjusting stop block, and the adjusting stop block adjusts the swing of the forming swing block through the oblique sliding structure.

4. The adjustable bend-forming structure of claim 3, wherein: one side of the lower end of the forming swing block is provided with a first sliding inclined surface, one side of the upper end of the adjusting stop block is provided with a second sliding inclined surface matched with the first sliding inclined surface, and the first sliding inclined surface and the second sliding inclined surface form the inclined sliding structure.

5. The adjustable bend-forming structure of claim 1, wherein: the lower die is internally provided with a fixed spring, one end of the fixed spring is connected with the inner wall of the lower die, and the other end of the fixed spring is connected with the adjusting stop block.

6. The adjustable bend-forming structure of claim 1, wherein: the punch seat is connected with the forming swing block through a rotating shaft, and the forming swing block freely swings around the rotating shaft.

7. The adjustable bend-forming structure of claim 1, wherein: the lower die is provided with an adjusting and fixing unit for fixing the adjusting rod, the adjusting and fixing unit comprises a supporting fixing seat, a connecting screw and a supporting screw, the supporting fixing seat is fixed on the lower die, the supporting fixing seat is provided with a connecting convex block, one end of the connecting screw is connected to the connecting convex block, the other end of the connecting screw is connected to the adjusting rod, one end of the supporting screw is connected to the connecting convex block, and the other end of the supporting screw is supported to the adjusting rod.