CN211413342U

CN211413342U - Hydraulic control lock plug cover processing die

Info

Publication number: CN211413342U
Application number: CN202020061680.9U
Authority: CN
Inventors: 郑胜义
Original assignee: Zhejiang Tianshun Mining Equipment Co ltd
Current assignee: Zhejiang Tianshun Mining Equipment Co ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-09-04
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a hydraulic control lock plug cover processing die, which comprises an upper die and a lower die; the lower die comprises a die holder, an inner die, a stamping die, a material ejector and a lock pin group; the inner die is vertically and slidably arranged in the die holder; the center of the inner die is provided with a vertical groove, the punching die comprises a pushing block and a punching head, and the pushing block is in up-and-down sliding fit with the die holder through an inclined plane; the inner die and the die holder are internally provided with opposite lock holes, and the lock pin group comprises two lock pins which are coaxially arranged in the lock holes; the ejector is slidably arranged in the vertical groove, and a section of conical surface is arranged on the side surface of the ejector and is connected with the lock pin through the conical surface; a second spring for supporting the ejector is arranged in the vertical groove, and a third spring for supporting the inner die is arranged in the die holder; the utility model discloses a liquid accuse jam lid mold processing combines together deep-drawing and the processing of punching a hole, with liquid accuse jam lid one shot forming, reduces the process, reduces manufacturing cost.

Description

Hydraulic control lock plug cover processing die

Technical Field

The utility model belongs to the technical field of the mould, especially, relate to a liquid accuse lock cock lid mold processing.

Background

The hydraulic control lock plug cover is of a cap body structure, generally made by a deep drawing process, and the peripheral side wall is provided with a plurality of ball holes, so that in the prior art, parts of the type need to be drilled once independently, the machining process is slightly complex, and the machining cost is high.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a liquid accuse lock cock lid mold processing combines together deep-drawing and the processing of punching a hole, with liquid accuse lock cock lid one shot forming, reduces the process, reduces manufacturing cost.

The utility model discloses a hydraulic control lock plug cover processing die, which comprises an upper die and a lower die; the lower die comprises a die holder, an inner die, a stamping die, a material ejector and a lock pin group; the inner die is vertically and slidably arranged in the die holder; the center of the inner mold is provided with a vertical groove, and the upper end of the vertical groove is a mold cavity for drawing and molding a workpiece; the punching die comprises a pushing block and a punching head, the pushing block is horizontally matched with the inner die in a sliding mode, and the punching head is horizontally fixed on the pushing block and penetrates through the inner die to point to the center of the die cavity; one side of the push block, which is back to the punch, is an inclined surface and is in up-and-down sliding fit with the die holder through the inclined surface; the inner die and the die holder are internally provided with opposite lock holes, the lock pin group comprises two lock pins which are coaxially arranged in the lock holes, a first spring for providing elasticity for the lock pin group is arranged in the lock hole of the die holder, so that the lock pin at the outer side is clamped between the lock holes of the inner die and the die holder, and the lock pin at the inner side extends into the vertical groove; the ejector is slidably arranged in the vertical groove, and a section of conical surface is arranged on the side surface of the ejector and is connected with the lock pin through the conical surface; a second spring for supporting the ejector is arranged in the vertical groove, and a third spring for supporting the inner die is arranged in the die holder; the upper die is a punching block matched with the die cavity, a flange is arranged on the side face of the punching block, a metal sheet is drawn deep into the die cavity under the action of the punching block during punching, the ejector is pressed downwards, and the second spring is compressed; the material ejector horizontally pushes the lock pin group through the conical surface in the descending process, the first spring is compressed, when the workpiece reaches the drawing size, the butt joint surfaces of the two lock pins in pair are opposite to the matching surface between the die holder and the inner die, the flange of the upper die is pressed on the material sheet, the pressure is directly acted on the inner die, the upper die continues to be pressed downwards to drive the inner die to descend, and the third spring is compressed; the push block pushes the punch to the die cavity under the guiding action of the inclined plane on the die holder to perform punching processing; the side surface of the upper die is provided with a punching groove corresponding to the punch, so that the punching quality is ensured; and in the upward process of the upper die, each spring rebounds, the push block and the punch reset simultaneously, and the workpiece is ejected out under the action of the ejector, so that one processing cycle is completed.

Furthermore, the third spring has a larger elastic coefficient than the second spring, so that the relative position of the ejector is kept unchanged in the upward process of the inner die, and the structures of all parts run orderly.

Furthermore, a limiting boss for limiting the sliding of the inner die is arranged in the die holder; the side surface of the inner mold is provided with a limit groove corresponding to the limit boss; the motion range and the motion form of the internal mold are effectively controlled.

Furthermore, the push block, the inner mold and the mold base are respectively in single-degree-of-freedom sliding fit through a dovetail-shaped sliding rail, so that the push block can be driven to automatically reset in the process of resetting the inner mold.

Furthermore, the lock pin groups are uniformly distributed in multiple groups around the vertical groove, so that the comprehensive stress performance is good, and the integral stable operation of the die is facilitated.

The utility model has the advantages that: the utility model discloses a liquid accuse jam lid mold processing combines together deep-drawing and the processing of punching a hole, with liquid accuse jam lid one shot forming, reduces the process, reduces manufacturing cost.

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 structural diagram of the present invention.

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: the hydraulic control lock plug cover processing die comprises an upper die 1 and a lower die; the lower die comprises a die holder 13, an inner die 3, a punching die, a material ejector 6 and a locking pin group; the inner die 3 is vertically and slidably arranged in the die holder 13; the center of the inner die 3 is provided with a vertical groove, and the upper end of the vertical groove is a die cavity 2 for drawing and forming a workpiece; the punching die comprises a push block 4 and a punch 5, the push block 4 is in horizontal sliding fit with the inner die 3, and the punch 5 is horizontally fixed on the push block 4 and penetrates through the inner die 3 to point to the center of the die cavity 2; one side of the push block 4, which is back to the punch 5, is an inclined surface and is in up-and-down sliding fit with the die holder 13 through the inclined surface; opposite lock holes are formed in the inner die 3 and the die holder 13, the lock pin group comprises two lock pins 10 which are coaxially arranged in the lock holes, a first spring 9 used for providing elasticity for the lock pin group is arranged in the lock hole of the die holder 13, the lock pin 10 on the outer side is clamped between the lock holes of the inner die 3 and the die holder 13, and the lock pin 10 on the inner side extends into the vertical groove; the ejector 6 is slidably arranged in the vertical groove, and a section of conical surface is arranged on the side surface of the ejector 6 and is connected with the lock pin 10 through the conical surface; a second spring 11 for supporting the ejector 6 is arranged in the vertical groove, and a third spring 12 for supporting the inner die 3 is arranged in the die holder 13; the upper die 1 is a punching block matched with the die cavity 2, a flange is arranged on the side face of the punching block, a metal sheet is drawn into the die cavity 2 under the action of the punching block during punching, the ejector 6 is pressed downwards, and the second spring 11 is compressed; the ejector 6 horizontally pushes the lock pin group through a conical surface in the descending process, meanwhile, the first spring 9 is compressed, when a workpiece reaches the drawing size, and meanwhile, the butt joint surfaces of the two lock pins 10 in a pair are opposite to the matching surface between the die holder 13 and the inner die 3, the flange of the upper die 1 is pressed on the material sheet, the pressure is directly acted on the inner die 3, the upper die 1 continues to press downwards to drive the inner die 3 to descend, and the third spring 12 is compressed; the push block 4 pushes the punch 5 into the die cavity 2 under the guiding action of the inclined plane on the die holder 13 to perform punching processing; the side surface of the upper die 1 is provided with a punching groove corresponding to the punch 5, so that the punching quality is ensured; and in the ascending process of the upper die 1, each spring rebounds, the push block 4 and the punch 5 reset at the same time, and the workpiece is ejected out under the action of the ejector 6 to complete one processing cycle.

In this embodiment, the third spring 12 has a larger elastic coefficient than the second spring 11, so as to ensure that the relative position of the ejector 6 is kept unchanged during the upward movement of the inner mold 3, and the structures of all parts operate orderly.

In this embodiment, a limiting boss 8 for limiting the sliding of the inner mold 3 is arranged in the mold base 13; the side surface of the inner die 3 is provided with a limit groove 7 corresponding to the limit boss 8; the motion range and the motion form of the inner mold 3 are effectively controlled.

In this embodiment, the push block 4, the inner mold 3 and the mold base 13 are respectively in single-degree-of-freedom sliding fit through a dovetail-shaped sliding rail, so that the push block 4 can be driven to automatically reset in the resetting process of the inner mold 3.

In the embodiment, the lock pin groups are uniformly distributed in multiple groups around the vertical groove, so that the comprehensive stress performance is good, and the integral stable operation of the die is facilitated.

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. The utility model provides a hydraulic control jam lid mold processing which characterized in that: comprises an upper die and a lower die; the lower die comprises a die holder, an inner die, a stamping die, a material ejector and a lock pin group; the inner die is vertically and slidably arranged in the die holder; the center of the inner mold is provided with a vertical groove, and the upper end of the vertical groove is a mold cavity for drawing and molding a workpiece; the punching die comprises a pushing block and a punching head, the pushing block is horizontally matched with the inner die in a sliding mode, and the punching head is horizontally fixed on the pushing block and penetrates through the inner die to point to the center of the die cavity; one side of the push block, which is back to the punch, is an inclined surface and is in up-and-down sliding fit with the die holder through the inclined surface; the inner die and the die holder are internally provided with opposite lock holes, the lock pin group comprises two lock pins which are coaxially arranged in the lock holes, a first spring for providing elasticity for the lock pin group is arranged in the lock hole of the die holder, so that the lock pin at the outer side is clamped between the lock holes of the inner die and the die holder, and the lock pin at the inner side extends into the vertical groove; the ejector is slidably arranged in the vertical groove, and a section of conical surface is arranged on the side surface of the ejector and is connected with the lock pin through the conical surface; a second spring for supporting the ejector is arranged in the vertical groove, and a third spring for supporting the inner die is arranged in the die holder.

2. The hydraulic control lock plug cover processing die as claimed in claim 1, wherein: the third spring has a larger spring constant than the second spring.

3. The hydraulic control lock plug cover processing die as claimed in claim 2, wherein: a limiting boss used for limiting the sliding of the inner die is arranged in the die holder; the side surface of the inner die is provided with a limit groove corresponding to the limit boss.

4. The hydraulic control lock plug cover processing die as claimed in claim 3, wherein: the push block, the inner die and the die holder are respectively in single-degree-of-freedom sliding fit through a dovetail-shaped sliding rail.

5. The hydraulic control lock plug cover processing die as claimed in claim 4, wherein: the lock pin groups are uniformly distributed in multiple groups around the vertical groove.