CN109175108B

CN109175108B - Stamping die for lamp shade

Info

Publication number: CN109175108B
Application number: CN201811151227.0A
Authority: CN
Inventors: 韩亮
Original assignee: Dalian Hanliang Technology Development Co ltd
Current assignee: Dalian Hanliang Technology Development Co ltd
Priority date: 2018-09-29
Filing date: 2018-09-29
Publication date: 2024-03-12
Anticipated expiration: 2038-09-29
Also published as: CN109175108A

Abstract

The invention discloses a lampshade stamping die which comprises an upper die, wherein limit columns are arranged at four corners of the bottom of the upper die, a stamping die head is arranged at the center of the inside of the upper die, a stamping rod is fixedly connected to the center of the top of the stamping die head, one end of the stamping rod penetrates through the upper die, a first hydraulic cylinder is arranged at the top of the upper die, a piston rod at the end of the first hydraulic cylinder penetrates through the upper die, a cutter is fixedly connected to the end of the piston rod of the first hydraulic cylinder, a lower die is arranged at the bottom of the upper die, and limit holes are formed at the four corners of the top of the lower die. According to the invention, the cutter is attached to the outer wall of the top end of the circumferential side of the stamping die head, and the inner side wall of the cutter is arranged coplanar with the outer wall of the plate frame, so that the cutter is driven to move up and down by the first hydraulic cylinder after stamping is finished, and the cutting of the leftover materials of the plate after stamping is finished is realized, thereby improving the quality of the stamped finished product and reducing the subsequent processing procedures.

Description

Stamping die for lamp shade

Technical Field

The invention relates to the technical field of stamping dies, in particular to a lamp shade stamping die.

Background

Currently, in mold design and manufacturing, a lamp cover is usually manufactured by using a stamping mold. However, in the use process of the existing stamping die, the to-be-stamped material is required to be frequently aligned, and the quality of the product is affected due to the fact that the leftover materials of the produced product are protruding, and further the post-treatment process is increased.

Therefore, it is necessary to invent a lamp shade stamping die to solve the above problems.

Disclosure of Invention

The invention aims to provide a lamp shade stamping die, which is characterized in that a cutter is attached to the outer wall of the top end of the circumferential side of a stamping die head, and the inner side wall of the cutter is arranged coplanar with the outer wall of a plate frame, so that after stamping is finished, the cutter is driven to move up and down by a first hydraulic cylinder, and the cutting of leftover materials of a plate after the stamping is finished is realized, thereby improving the quality of the stamped finished product, reducing the subsequent processing procedures, and solving the problems in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a lamp shade stamping die, includes the mould, go up mould bottom four corners position and all be provided with spacing post, go up the inside central point of mould and put and be provided with the stamping die head, stamping die head top central point puts fixedly connected with stamping rod, stamping rod one end runs through the mould, it is provided with first pneumatic cylinder to go up the mould top, the piston rod of first pneumatic cylinder tip runs through the mould, the piston rod tip fixedly connected with cutter of first pneumatic cylinder, it is provided with the lower mould to go up the mould bottom, lower mould top four corners position all is provided with spacing hole, spacing hole corresponds with spacing post and cooperatees, the inside die cavity that is provided with of lower mould, die cavity inner chamber bottom is provided with the die holder backing plate, die holder backing plate top central point puts fixedly to be equipped with the die holder, the inside cooperation of die holder is equipped with the shaping board, shaping board top fixedly connected with bezel, the slope of bezel bottom is equipped with the scraper blade, the scraper blade bottom is laminated with the die cavity inner wall, die holder backing plate bottom central line position runs through and is equipped with logical groove, logical groove inner chamber bottom central point position is fixedly to be equipped with the second pneumatic cylinder, second hydraulic cylinder tip and the piston rod tip is connected with the roof.

Preferably, the cutter quantity is equipped with four, four the cutter sets up respectively on the circumference side top of stamping die, and cutter inside wall laminating mutually with the outer wall of stamping die corresponding side.

Preferably, the number of the first hydraulic cylinders is four, each group is two, each group of the first hydraulic cylinders is correspondingly arranged at the top of the cutter, and each group of the two first hydraulic cylinders is respectively arranged at two ends of the cutter at the corresponding position.

Preferably, the top of the lower die is provided with embedding grooves, the number of the embedding grooves is four, the four embedding grooves are respectively arranged at the outer side of the die cavity, waste bins are respectively arranged in the four embedding grooves in a matched mode, and notches are respectively formed in one side of the four embedding grooves.

Preferably, the connection surface between the engagement groove and the cavity is an inclined surface, and the inclined angle is equal to the inclined angle of the scraper.

The invention has the technical effects and advantages that:

1. the cutter is arranged on the outer wall of the top end of the circumferential side of the stamping die head in a laminating way, and the inner side wall of the cutter is arranged in a coplanar way with the outer wall of the plate frame, so that the cutter is driven to move up and down through the first hydraulic cylinder after the stamping is finished, the cutting of the leftover materials of the plate after the stamping is finished is realized, the quality of the stamped finished product is improved, and the subsequent processing procedures are reduced;

2. through being provided with the gomphosis groove at the lower mould top, and gomphosis inslot wall cooperation is equipped with the waste bin, sets up the junction surface between gomphosis groove and the die cavity into the inclined plane simultaneously, and its inclination equals with the inclination of scraper blade, and the accessible scraper blade drives the leftover bits upward movement in the appearance intracavity that forms between die cavity and the board frame, and in the waste bin was fallen along the inclined plane between gomphosis groove and the die cavity at last, conveniently clear up.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a bottom view of the upper die of the present invention;

FIG. 3 is a top view of the lower die of the present invention;

in the figure: 1 upper die, 2 spacing post, 3 stamping die heads, 4 stamping rods, 5 first hydraulic cylinders, 6 cutters, 7 lower die, 8 spacing holes, 9 die cavities, 10 die holder backing plates, 11 die holders, 12 forming plates, 13 plate frames, 14 scraping plates, 15 through grooves, 16 second hydraulic cylinders, 17 top plates, 18 embedding grooves, 19 waste bins and 20 notch.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The invention provides a lampshade stamping die shown in figures 1-3, which comprises an upper die 1, wherein limit posts 2 are arranged at four corners of the bottom of the upper die 1, a stamping die head 3 is arranged at the central position inside the upper die 2, a stamping rod 4 is fixedly connected to the central position of the top of the stamping die head 3, one end of the stamping rod 4 penetrates through the upper die 1, a first hydraulic cylinder 5 is arranged at the top of the upper die 1, a piston rod at the end of the first hydraulic cylinder 5 penetrates through the upper die 1, a cutter 6 is fixedly connected to the end part of the piston rod of the first hydraulic cylinder 5, a lower die 7 is arranged at the bottom of the upper die 1, limit holes 8 are respectively arranged at four corners of the top of the lower die 7, the limit holes 8 are correspondingly matched with the limit posts 2, a die cavity 9 is arranged inside the lower die cavity 9, a die holder base plate 10 is arranged at the bottom of the inner cavity of the die cavity 9, a die holder 11 is fixedly arranged at the central position of the top of the die holder plate 10, a forming plate 12 is arranged inside the die holder 11 in a matched manner, a die holder 12 is fixedly connected to the top of the die holder, a die plate frame 13 is fixedly arranged at the top of the die holder, a scraper 14 is arranged at the bottom of the die holder, a second hydraulic cylinder 16 penetrates through the inner wall 15, a central groove 16 is fixedly connected to the bottom of the die cavity 15, and the second hydraulic cylinder 15 is fixedly connected to the die cavity 15, and the bottom of the die rod is fixedly connected to the die cavity 16 through the die base 16, and the second die plate 15.

Further, in the above technical scheme, cutter 6 quantity is equipped with four, four cutter 6 sets up respectively on stamping die 3's circumference side top, and cutter 6 inside wall is laminated mutually with stamping die 3 corresponds the outer wall of side, is convenient for after the punching press is accomplished, drives cutter 6 up-and-down motion through first pneumatic cylinder 5 to realize cutting off the leftover bits and pieces of sheet material after the punching press is accomplished, thereby improve the punching press and accomplish product quality, reduce the subsequent processing procedure.

Further, in the above technical scheme, the number of the first hydraulic cylinders 5 is four, each group is two, each group of the first hydraulic cylinders 5 is correspondingly arranged at the top of the cutter 6, each group of the two first hydraulic cylinders 5 is respectively arranged at two ends of the cutter 6 at the corresponding position, and the stability of the cutter 6 in cutting leftover materials can be greatly improved.

Furthermore, in the above technical scheme, the lower mould 7 top is provided with the gomphosis groove 18, gomphosis groove 18 quantity is equipped with four, four gomphosis groove 18 sets up respectively in the outside of die cavity 9, and the inside cooperation of four gomphosis grooves 18 is equipped with waste bin 19, four gomphosis groove 18 one side all is provided with notch 20, the junction surface between gomphosis groove 18 and the die cavity 9 sets up to the inclined plane, and its inclination equals with the inclination of scraper blade 14, and the accessible scraper blade 14 drives the upward movement of the leftover bits in the appearance intracavity that forms between die cavity 9 and the board frame 13, and finally along the inclined plane between gomphosis groove 18 and the die cavity 9 the landing in waste bin 19, conveniently clear up.

The working principle of the utility model is as follows:

referring to fig. 1-3 of the specification, when in use, a sheet to be punched is firstly placed right above a die cavity 9 of a lower die 7, then an upper die 1 and the lower die 7 are clamped, in the process, a limit post 2 at the bottom of the upper die 1 is just inserted into a limit hole 8 at the top of the lower die 7, after the clamping is completed, a punching die head 3 is driven to move downwards by a punching rod 4 so as to complete the punching of the sheet to be punched, after the punching operation is completed, a first hydraulic cylinder 5 is controlled by an external controller to work so as to drive a cutter 6 to move downwards, since the inner side wall of the cutter 6 is attached to the outer wall of the corresponding side of the punching die head 3, the inner side wall of the cutter 6 is attached to the outer wall of the corresponding side plate frame 13, so as to cut off the corner scrap of the sheet after the punching is completed, the cut corner scrap falls into a cavity formed between the die cavity 9 and the plate frame 13, then the cutter 6 is driven to be retracted by the first hydraulic cylinder 5, the corner scrap is ejected by a second hydraulic cylinder 16 through a connecting top plate 17 at the end of a piston rod, in the process, the corner scrap can be driven by a scraper 14 to move upwards along an inclined plane 18 formed between the die cavity 9 and the plate frame 13, and finally the scrap is conveniently cleaned, and the scrap is slipped into a chute 18.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.

Claims

1. The utility model provides a lamp shade stamping die, includes mould (1), its characterized in that: the utility model discloses a scraper blade forming device, including upper die (1), lower die (7), upper die (1) bottom four corners position all is provided with spacing post (2), upper die (1) inside central point puts and is provided with stamping die head (3), stamping die head (3) top central point puts fixedly connected with stamping rod (4), stamping rod (4) one end runs through upper die (1), upper die (1) top is provided with first pneumatic cylinder (5), the piston rod of first pneumatic cylinder (5) tip runs through upper die (1), the piston rod tip fixedly connected with cutter (6) of first pneumatic cylinder (5), upper die (1) bottom is provided with lower die (7), lower die (7) top four corners position all is provided with spacing hole (8) with spacing post (2) correspondence cooperatees, lower die (7) inside is provided with die cavity (9), die cavity (9) inner chamber bottom is provided with die holder backing plate (10), die holder backing plate (10) top central point put fixedly is equipped with die holder (11), die holder (11) inside cooperation is equipped with scraper blade (12), scraper blade (14) bottom (14) are equipped with scraper blade forming plate (13) bottom end fixedly connected with scraper blade (13), a through groove (15) is formed in the middle line position at the bottom of the die holder base plate (10) in a penetrating manner, a second hydraulic cylinder (16) is fixedly arranged at the center position of the bottom of the inner cavity of the through groove (15), a piston rod at the end part of the second hydraulic cylinder (16) penetrates through the die holder base plate (10) and the die holder (11), and a top plate (17) is fixedly connected with the end part of the piston rod of the second hydraulic cylinder (16);

the number of the cutters (6) is four, the four cutters (6) are respectively arranged at the top end of the circumferential side of the stamping die head (3), and the inner side wall of each cutter (6) is attached to the outer wall of the corresponding side of the stamping die head (3);

the number of the first hydraulic cylinders (5) is four, each group is two, each group of the first hydraulic cylinders (5) is correspondingly arranged at the top of the cutter (6), and each group of the two first hydraulic cylinders (5) is respectively arranged at two ends of the cutter (6) at the corresponding position.

2. A lamp shade stamping die as defined in claim 1, wherein: the top of the lower die (7) is provided with embedded grooves (18), the number of the embedded grooves (18) is four, the four embedded grooves (18) are respectively arranged on the outer side of the die cavity (9), waste bins (19) are respectively matched with the inside of the four embedded grooves (18), and notches (20) are respectively arranged on one side of the four embedded grooves (18).

3. A lamp shade stamping die as defined in claim 2, wherein: the connection surface between the embedded groove (18) and the die cavity (9) is an inclined surface, and the inclined angle is equal to the inclined angle of the scraping plate (14).