CN212190848U

CN212190848U - Automatic mould for side plate of electric box

Info

Publication number: CN212190848U
Application number: CN202020255149.5U
Authority: CN
Inventors: 阮子斌; 陈坚毅
Original assignee: Foshan Shunde Lihong Electronic Co ltd
Current assignee: Foshan Shunde Lihong Electronic Co ltd
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2020-12-22
Anticipated expiration: 2030-03-04

Abstract

The utility model discloses an automatic mould for a side plate of an electric box, which comprises a concave template, a concave die base plate, a material returning base plate and a fixing plate, wherein the concave template is fixedly provided with a punching insert, a forming insert and a guide pillar; the concave template is fixed on the concave die base plate; the fixing plate is correspondingly provided with a punching needle, a forming male die and a guide sleeve; the female die plate is also provided with a positioning pin, a height limiting screw and a top block, and the material returning base plate is fixed on the fixing plate and clamps and fixes the punching pin, the forming male die and the guide sleeve; the guide post extends upwards and is connected with the guide sleeve, the stripper plate is arranged on the top surface of the female die plate and is slidably mounted on the guide post, and a first abdicating hole for abdicating the positioning pin, the punching insert, the forming insert and the guide post is formed in the stripper plate; the continuous processing and forming of the side plate of the electric box can be realized, and the quality of the product is well ensured; the product which can be finished by 3 steps can be finished by one step, so that the labor cost is greatly reduced.

Description

Automatic mould for side plate of electric box

Technical Field

The utility model belongs to the technical field of the mould, especially, relate to an electronic box curb plate automatic mould.

Background

The progressive die is a cold stamping die which adopts a strip-shaped stamping raw material in one stamping stroke of a press machine and simultaneously completes a plurality of stamping processes on a pair of dies by a plurality of different stations, and a material strip moves once at a fixed distance every time the dies complete stamping until a product is completed; at present, a progressive die suitable for machining an electric box side plate is not available, and a side plate is firstly cut into a material by using a coil stock, then folded and finally formed. One side plate needs 3 steps to be completed, and each step needs one person to be completed; the process is complicated and needs a great amount of hands to complete; the quality of the side plate is not guaranteed, and waste reports are easy to appear; because the whole person is mainly operated by hand, the efficiency is difficult to be greatly improved.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides an automatic mould for a side plate of an electric box, which can realize the continuous processing and forming of the side plate of the electric box, and the quality of the product is well ensured; the product which can be finished by 3 steps can be finished by one step, so that the labor cost is greatly reduced.

The utility model discloses an automatic mould for a side plate of an electric box, which comprises a concave template, a concave die base plate, a material returning base plate and a fixing plate, wherein the concave template is fixedly provided with a punching insert, a forming insert and a guide pillar; the concave template is fixed on the concave die base plate; the fixing plate is correspondingly provided with a punching needle, a forming male die and a guide sleeve; the female die plate is also provided with a positioning pin, a height limiting screw and a top block, and the material returning base plate is fixed on the fixing plate and clamps and fixes the punching pin, the forming male die and the guide sleeve; the guide post extends upwards and is connected with the guide sleeve, the stripper plate is arranged on the top surface of the female die plate and is slidably mounted on the guide post, and a first abdicating hole for abdicating the positioning pin, the punching insert, the forming insert and the guide post is formed in the stripper plate; the fixing plate is arranged right above the female die plate and driven by the press, a feeder is used for conveying materials to the top surface of the material returning plate, the feeder is a numerical control feeder, and the feeder can be replaced by a cylinder type feeder; the positioning pin is used for positioning the coil stock, so that the coil stock is prevented from moving away in the stamping process, and waste products are avoided. The function of the punching insert is to punch out the required shape and inner hole of the product in advance. The effect of kicking block is to part material and mould chassis, and burr and die that appear when preventing die-cut take place the friction, make the pay-off precision mistake because of the friction when avoiding the pay-off. The function of the molding insert is to fold the material into a required shape, and the prior art needs 2 working procedures to finish the prior art, and the work efficiency is greatly increased and the required labor cost is greatly reduced. Because the required height of each insert of the formed insert is different during forming, a plurality of height-limiting screws are specially designed; the height limiting screws are arranged on the two transverse sides of each forming insert. The spring is arranged below the forming insert, and the screw is arranged above the forming insert to limit the height, so that the insert can be ensured not to be one higher or one lower than the required height. And finally, the guide post is convenient for the rapid assembly after the die is disassembled.

Furthermore, the stripper plate is supported by a top block, a spring used for bouncing the top block is arranged in the concave template, the top block is slidably arranged on the concave template and upwards jacked up through the elasticity of the spring, and the stripper plate automatically fluctuates along with repeated stamping actions.

Furthermore, a second abdicating hole for abdicating the punching needle and the forming convex die is arranged on the material returning base plate, so that the punching needle and the forming convex die penetrate through the second abdicating hole to extend out; the required processing is completed by matching with the stamping insert and the molding insert.

Furthermore, a yielding groove is formed in the surface of the material returning base plate corresponding to the positioning pin; the positioning needle penetrates through the coil and extends into the abdicating groove, so that the coil is accurately positioned.

The utility model has the advantages that: the utility model discloses an automatic mould for electric box side plates, which can realize the continuous processing and forming of the electric box side plates, and the quality of products is well guaranteed; the product which can be finished by 3 steps can be finished by one step, so that the labor cost is greatly reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. In the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic view of a cavity plate;

FIG. 2 is a schematic structural view of a die backing plate;

FIG. 3 is a schematic structural view of the stripper plate;

FIG. 4 is a schematic view of the structure of a material returning shim plate;

fig. 5 is a schematic structural view of the fixing plate.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

As shown in fig. 1-5: the automatic die for the side plate of the electric box comprises a concave die plate 1, a concave die cushion plate 9, a material returning plate 10, a material returning cushion plate 12 and a fixing plate 14, wherein a punching insert 3, a forming insert 6 and a guide post 2 are fixedly arranged on the concave die plate 1; the concave template 1 is fixed on a concave die backing plate 9; the fixing plate 14 is correspondingly provided with a punching needle 15, a forming male die 8 and a guide sleeve; the female die plate 1 is further provided with a positioning pin 5, a height-limiting screw 7 and a top block 4, and the material returning base plate 12 is fixed on the fixing plate 14 and clamps and fixes the punching pin 15, the forming male die 8 and the guide sleeve; the guide post 2 extends upwards and is connected with the guide sleeve, the stripper plate 10 is arranged on the top surface of the concave template 1 and is slidably mounted on the guide post 2, and the stripper plate 10 is provided with a first abdicating hole 11 for abdicating the positioning pin 5, the punching insert 3, the forming insert 6 and the guide post 2; the fixing plate 14 is arranged right above the concave template 1 and driven by a press, a feeder is used for conveying materials to the top surface of the material returning plate 10, the feeder is a numerical control feeder, and a cylinder type feeder can be used for replacing the feeder; the positioning needle 5 is used for positioning the coil stock, so that the coil stock is prevented from moving away in the stamping process, and waste products are avoided. The function of the punching insert 3 is to punch out the required shape and inner hole of the product in advance. The effect of kicking block 4 is to part material and mould chassis, and burr and die that appear when preventing die-cut take place the friction, make the pay-off precision mistake because of the friction when avoiding the pay-off. The forming insert 6 is used for folding the material into a required shape, and the former needs 2 working procedures to finish the existing process of connecting the material and the cutting together in the same working procedure, thereby greatly increasing the working efficiency and greatly reducing the required labor cost. Because the required height of each insert of the forming insert 6 is different during forming, a plurality of height-limiting screws 7 are specially designed; height-limiting screws 7 are disposed on both lateral sides of each molding insert 6. The spring is arranged below the forming insert 6, and the screw is arranged above the forming insert to limit the height, so that the insert can ensure that the height required by people is not one higher or one lower. And finally, the guide post 2 is used for facilitating the rapid assembly of the die after the die is disassembled.

In this embodiment, the stripper plate 10 is supported by the ejector block 4, a spring for ejecting the ejector block 4 is provided in the cavity plate 1, and the ejector block 4 is slidably mounted on the cavity plate 1, is ejected upward by the elastic force of the spring, and automatically moves up and down along with the repeated punching operation.

In the embodiment, the material returning base plate 12 is provided with a second abdicating hole 13 for abdicating the punching needle 15 and the forming convex die 8, so that the punching needle 15 and the forming convex die 8 extend out through the second abdicating hole 13; and the required processing is completed by matching with the stamping insert and the forming insert 6.

In this embodiment, the surface of the material returning base plate 12 is provided with a yielding groove corresponding to the positioning pin 5; the positioning needle 5 penetrates through the coil and extends into the abdicating groove, so that the coil is accurately positioned.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. An automatic die for a side plate of an electric box comprises a concave die plate, a concave die base plate, a material returning base plate and a fixing plate, wherein a punching insert, a forming insert and a guide pillar are fixedly arranged on the concave die plate; the concave template is fixed on the concave die base plate; the fixing plate is correspondingly provided with a punching needle, a forming male die and a guide sleeve; the method is characterized in that: the female die plate is also provided with a positioning pin, a height limiting screw and a top block, and the material returning base plate is fixed on the fixing plate and clamps and fixes the punching pin, the forming male die and the guide sleeve; the guide pillar upwards extends and is connected with the guide pin bushing, the stripper plate is arranged on the top surface of the female die plate and is slidably mounted on the guide pillar, and a first abdicating hole for abdicating the positioning pin, the punching insert, the molding insert and the guide pillar is formed in the stripper plate.

2. The automatic mold for side plates of electric box according to claim 1, wherein: the material returning plate is supported by the ejector block, and a spring used for bouncing the ejector block is arranged in the concave template.

3. The automatic mold for side plates of electric box according to claim 2, wherein: and a second abdicating hole for abdicating the punching needle and the forming convex die is arranged on the material returning base plate, so that the punching needle and the forming convex die penetrate through the second abdicating hole to extend out.

4. The automatic mold for side plates of electric box according to claim 3, wherein: the surface of the material returning base plate is provided with a yielding groove corresponding to the positioning pin.