CN207806351U - A continuous mold for manufacturing hardware brackets - Google Patents

Abstract

The utility model relates to a hardware mould technical field, concretely relates to continuous mould for making five metals support, include from last mould and the lower mould that sets up extremely down, offer the die cavity that is used for shaping five metals support, its characterized in that between last mould and the lower mould: the die cavity is sequentially provided with a punching station, a notch punching station, a contour punching station, a bending station, a leveling station and a blanking station along the feeding direction of the material belt; the punching station is provided with a punching needle fixedly arranged on the upper die; a notch punching punch fixedly arranged on the upper die is arranged at the notch punching station; the outline punching station is provided with an outline punch fixedly arranged on the upper die; the bending station is provided with a bending punch fixedly arranged on the upper die; a bending punch fixedly arranged on the upper die is arranged at the leveling station; the blanking station is provided with the blanking punch fixedly arranged on the upper die, so that the problem that a plurality of sets of dies are required to be matched for production in the past is solved, the dies are not required to be replaced in the whole production process, the machining error is reduced, the labor is saved, and the production time is shortened.

Description

A continuous mold for manufacturing hardware brackets

technical field

The utility model relates to the technical field of hardware molds, in particular to a continuous mold for manufacturing hardware brackets.

Background technique

The level of mold design and manufacturing technology is one of the important symbols to measure the level of a country's product manufacturing, which largely determines the quality, efficiency and new product development capabilities of products. Metal stamping is a pressure processing method that uses a mold installed on a press to apply pressure to the material at room temperature to cause separation or plastic deformation to obtain the required parts.

At present, the structure of a traditional mold includes an upper mold and a lower mold, and a cavity for forming a product is opened between the upper mold and the lower mold.

Hardware brackets are the most common auxiliary support parts in mechanical mechanisms. At present, the demand for hardware brackets in the market has also increased greatly. In addition to meeting the demand, its production quality is particularly important. Fig. 1 is a structural schematic diagram of a hardware bracket commonly used in the prior art, and its structure includes a hardware bracket body 5, a bending portion 52, a notch 51 required for bending, and a through hole 53 on the bending portion 52, which needs to be punched, Only several processes such as notch cutting, shape dropping, bending, flattening, and blanking can complete the production of the entire hardware bracket.

At present, when making hardware brackets, each step of the process corresponds to a set of molds for processing, but in actual production, the semi-finished product produced in the previous process needs to be transferred to the mold of the next process, which will consume a lot of time. Manpower and time costs, and multiple sets of molds will cause a large difference in the quality of each product, and the production quality needs to be improved.

Utility model content

The purpose of the utility model is to provide a continuous mold for manufacturing hardware brackets in view of the deficiencies in the prior art, and the structure can solve the problem of low production efficiency.

The purpose of this utility model is achieved through the following technical solutions: a continuous mold for manufacturing hardware brackets, including an upper mold and a lower mold arranged from top to bottom, and a mold for forming a hardware bracket is provided between the upper mold and the lower mold The cavity is characterized in that: the cavity is sequentially provided with punching stations, notch punching stations, contour punching stations, bending stations, flattening stations and blanking stations along the feeding direction of the strip; the punching station There are punching needles fixedly installed on the upper die; the notch punching station is provided with a notch punch fixedly installed on the upper die; the contour punching station is provided with a contour punch fixedly installed on the upper die; the bending station is provided with The bending punch is fixedly installed on the upper die; the flattening station is provided with a bending punch fixedly installed on the upper die; the blanking station is provided with a blanking punch fixedly installed on the upper die.

Among them, the upper mold includes an upper male top plate, an upper male backing plate, an upper male splint, a discharge back plate and a discharge plate arranged in sequence from top to bottom, the upper male top plate, the upper male backing plate and the upper male splint are fixedly connected, and the unloading The back plate and the unloading plate are fixedly connected, and there is a gap between the upper male splint and the unloading back plate, and an elastic reset mechanism is provided.

Wherein, the elastic reset mechanism is a spring.

Wherein, there are four punching pins, and the four punching pins are arranged obliquely.

Wherein, the contour punch includes a first contour punch and a second contour punch, and the first contour punch and the second contour punch are independent of each other.

Wherein, the notch punch includes a notch block for punching the notch and a cutting edge for step-by-step positioning of the strip.

Wherein, the bending punch includes a bending block for punching and bending.

Wherein, the leveling punch includes a leveling block for leveling.

Wherein, the lower mold includes a lower formwork, a lower mold backing plate, a lower bottom plate and a lower mold backing iron fixedly connected in sequence from top to bottom.

Beneficial effects of the utility model: the continuous mold for manufacturing hardware brackets of the present application includes a punching station, a notch punching station, a contour punching station, a bending station, a flattening station and a blanking station , during the production process, the material strips are sequentially processed by the above stations to prepare the hardware bracket, which solves the problem of requiring multiple sets of molds to cooperate with the production in the past, so that there is no need to replace the mold during the entire production process, reducing processing errors, saving manpower, Reduced production time.

Description of drawings

Utilize accompanying drawing to further illustrate the utility model, but the embodiment in the accompanying drawing does not constitute any restriction to the utility model, for those of ordinary skill in the art, under the premise of not paying creative work, also can obtain according to following accompanying drawing Additional drawings.

Fig. 1 is a schematic structural diagram of a hardware bracket in the prior art.

Fig. 2 is a structural schematic diagram of a continuous mold for producing hardware brackets of the present invention.

Fig. 3 is a structural schematic diagram of an upper mold of a continuous mold for producing hardware brackets according to the present invention.

Reference signs: upper mold 1, lower mold 2, upper male top plate 11, upper male backing plate 12, upper male splint 13, unloading back plate 14, unloading plate 15, lower template 2121, lower mold backing plate 22, lower Bottom plate 23, lower mold pad iron 24, spring 3, punching needle 41, notch block 42, cutting edge 43, first contour punching block 44, second contour punching block 45, bending block 46, flattening block 47, resistor bracket The body 5 , the notch 51 , the bent portion 52 , and the through hole 53 .

Detailed ways

The utility model is further described in conjunction with the following examples.

A specific embodiment of a continuous mold for manufacturing hardware brackets of the present utility model, as shown in Figures 2 to 3, includes an upper mold 1 and a lower mold 2, and a mold for forming is provided between the upper mold 1 and the lower mold 2. The cavity of the product, specifically, the upper mold 1 includes an upper male top plate 11, an upper male backing plate 12, an upper male splint 13, a discharge back plate 14 and a discharge plate 15 arranged in sequence from top to bottom, and the upper male top plate 11 1. The upper male backing plate 12 is fixedly connected with the upper male splint 13, and the discharge back plate 14 is fixedly connected with the discharge plate 15. There is a gap between the upper male splint 13 and the discharge back plate 14 and an elastic reset mechanism is provided. The elastic return mechanism is the same as the elastic return mechanism of the general mold in the prior art, which is a spring 3 and a hole for accommodating the spring 3; Plate 22, lower bottom plate 23 and lower mold pad iron 24. The structures of the upper mold 1 and the lower mold 2 are generally used in continuous metal molds, and this embodiment will be used as an example to describe the improvement of this embodiment.

As part of the mold improvement, the cavity in the mold for producing hardware brackets is provided with punching stations, notch punching stations, contour punching stations, bending stations, flattening stations and Blanking station; the punching station is provided with punching needles 41 fixedly installed on the upper die 1, four punching needles 41 are arranged, and the four punching needles 41 are arranged obliquely. The belt and processing are positioned, and the processing station is set at an inclination, which can reduce the width required for the material belt and reduce the waste of waste. Correspondingly, the lower die 2 is provided with a discharge hole for unloading punching waste; the punching notch station includes a notch punch fixedly installed on the upper die 1, specifically, the notch punch includes a notch block 42 for punching the notch And be used for the cutting edge 43 of tape step positioning, correspondingly, lower mold 233 also can offer the discharge hole that is used for unloading waste material and the block that is used for step positioning, it should be noted that cutting edge 43 and block The block is a conventional combination of stepping mechanisms. It is hereby declared that for all the punching block inserts of the upper die 1, the lower die 2 is correspondingly provided with a discharge hole that cooperates with each insert for unloading. Therefore, the corresponding places below are not Repeat it again; the contour punch includes a first contour punch 44 and a second contour punch 45, the first contour punch 44 and the second contour punch 45 are independent of each other, and the bending punch includes a punch for punching and bending The bending block 46, in addition, in order to obtain a better bending effect, the mold of this embodiment has also added a flattening station, and the flattening punch includes a flattening block 47 for flattening; the blanking station includes The blanking punch fixedly installed on the upper die 1. As an option, the punches installed on the upper die 122 can be fixedly installed between the upper die 1 plate 3 and the upper splint 4, and the installation method can adopt the traditional mold processing method.

In the process of producing the hardware bracket by the mold of this embodiment, the material strip is advanced from the left to the right in Figure 3, the material strip first passes through the punching station and the mold is closed once, and then the through hole and the reference point of the bending part in the hardware bracket are punched out. Holes; after the first clamping of the punching station, the material belt continues to advance, and passes through the notch punching station, which uses the reference hole as the positioning, and then the mold is closed again at this station, and punched out on the material belt. The notch for bending; and so on, the strip is pushed by the propelling device to pass through the contour punching station in turn, and the outer contour of the hardware bracket is punched out at the contour punching station, and then the mold is opened and closed twice again, and the product to be processed After the bending station and flattening station, the bending and flattening process is carried out, and finally through the blanking station, the blanking punch will drop the hardware bracket from the material belt to complete the production of the entire hardware bracket and solve the problem In the past, multiple sets of molds were required to cooperate with the production, so that there is no need to replace the molds during the entire production process, reducing processing errors, saving manpower, and shortening production time.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, rather than limiting the protection scope of the present utility model. Although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art Personnel should understand that the technical solution of the utility model can be modified or equivalently replaced without departing from the essence and scope of the technical solution of the utility model.

Claims (9)

1. A continuous mold for manufacturing hardware brackets, comprising a patrix and a lower mold arranged from top to bottom, between the upper mold and the lower mold is provided with a mold cavity for forming a hardware bracket, characterized in that: the mold The cavity is provided with punching station, notch punching station, contour punching station, bending station, flattening station and blanking station in sequence along the feeding direction of the strip; The punching station is provided with a punching needle fixedly mounted on the upper die; The notch punching station is provided with a notch punch fixedly mounted on the upper die; The profile punching station is provided with a profile punch fixedly mounted on the upper die; The bending station is provided with a bending punch fixedly installed on the upper die; The flattening station is provided with a bending punch fixedly installed on the upper die; The blanking station is provided with a blanking punch fixedly installed on the upper die. 2. A kind of continuous mold for manufacturing hardware bracket according to claim 1, it is characterized in that: described upper mold comprises upper male top board, upper male backing plate, upper male clamping plate, unloading The material back plate and the discharge plate, the upper male top plate, the upper male backing plate and the upper male splint are fixedly connected, the described discharge back plate and the discharge plate are fixedly connected, and the upper male splint and the discharge back plate are fixedly connected. There is a gap and an elastic reset mechanism is provided. 3. A continuous mold for manufacturing hardware brackets according to claim 2, characterized in that: the elastic return mechanism is a spring. 4. A continuous mold for manufacturing hardware brackets according to claim 1, characterized in that: there are four punching pins, and the four punching pins are arranged obliquely. 5. A continuous mold for manufacturing hardware brackets according to claim 1, characterized in that: said contour punch includes a first contour punch block and a second contour punch block, said first contour punch The block and the second profile punch block are independent of each other. 6. A continuous mold for manufacturing hardware brackets according to claim 1, characterized in that: the notch punch includes a notch block for punching notches and a cutting edge for step-by-step positioning of the strip . 7. A continuous mold for manufacturing hardware brackets according to claim 1, wherein the bending punch includes a bending block for punching and bending. 8. A continuous mold for manufacturing hardware brackets according to claim 1, wherein the flattening punch includes a flattening block for flattening. 9. A continuous mold for manufacturing hardware brackets according to claim 1, characterized in that: said lower mold includes a lower formwork, a lower mold backing plate, a lower bottom plate and a lower mold which are fixedly connected sequentially from top to bottom Horn.