CN217665735U

CN217665735U - Automobile forming die with supplementary support piece

Info

Publication number: CN217665735U
Application number: CN202220809602.1U
Authority: CN
Inventors: 钟爱玲; 袁太平; 龚正宇; 吴天生
Original assignee: Guangzhou Xinloushan Mould Co ltd
Current assignee: Guangzhou Xinloushan Mould Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-10-28
Anticipated expiration: 2032-04-08

Abstract

The utility model discloses an automobile forming die with supply support piece, last mould assembly and lower mould assembly including upper and lower setting, it includes upper die base, spill upper die core to go up the mould assembly, the inside a plurality of subassemblies that punch a hole that set up of upper die base, the upper die core upper surface sets up a plurality of first punching a hole, the lower mould assembly includes die holder, convex lower mould core, lower mould core upper surface sets up a plurality of seconds and punches a hole, the die holder sets up support piece, support piece one end with lower mould core butt, the other end set up in on the die holder. The utility model discloses a mould through setting up support piece, has solved the inhomogeneous problem of lower mould core unsettled portion atress, has improved the stability and the durability of mould, through setting up punching assembly, cutting off cutter and deburring portion, realizes punching a hole, cutting, the deburring to the sheet material, and a mould accomplishes many processes simultaneously, saves the cost, has shortened production cycle.

Description

Automobile forming die with supplementary support piece

Technical Field

The utility model relates to a mould manufacturing technical field especially relates to an automobile forming die with supply support piece.

Background

The punching die is a press processing method for separating a part from a material by applying pressure to the material by using a die on a pressure device so as to obtain the required part. Because of the limitation of different shapes and molding cost of products, the position (such as a corner) of a lower mold molding module part is in a suspended state, and a lower mold base needs to bear larger pressure in the stamping process, so that the mold at the suspended position is extremely easy to damage, and the defects of the molded product are more under the condition of uneven stress.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile forming die with supply support piece for solve the inhomogeneous problem of mould atress.

To achieve the purpose, the utility model adopts the following technical proposal:

an automobile forming die with a supplementary support piece comprises an upper die assembly and a lower die assembly which are arranged up and down, wherein the upper die assembly comprises an upper die base and a concave upper die core, and a plurality of punching assemblies are arranged in the upper die base;

the upper die core is arranged in the upper die base and is in up-and-down sliding fit with the upper die base, and a plurality of first punched holes are formed in the upper surface of the upper die core;

the lower die assembly comprises a lower die base and a convex lower die core, wherein a plurality of second punched holes are formed in the upper surface of the lower die core, and correspond to the first punched holes and the punched hole assemblies one by one up and down; the die comprises a lower die base and a lower die core, wherein a hollow part is arranged between the lower die base and the lower die core, the lower die base is provided with a support piece, one end of the support piece is abutted to the lower die core, and the other end of the support piece is arranged on the lower die base.

Further, the upper die base is provided with a plurality of bosses, a plurality of trimming portions are arranged on the bosses, the lower die core is provided with a cutting knife, the cutting knife is in vertical sliding fit with cutting edges of the trimming portions, blanking ports are arranged below the cutting knife, the upper die core is provided with a plurality of first grooves, and the bosses are in one-to-one vertical correspondence with the first grooves.

Furthermore, a second groove is formed in the upper surface of the supporting piece, a protrusion is arranged on the boss, and the protrusion corresponds to the second groove vertically.

Furthermore, the punching assembly comprises a fixed seat and a punch, one end of the punch is connected to one end of the fixed seat, the other end of the punch corresponds to the first punched hole and the second punched hole, and the other end of the fixed seat is connected to the upper die base.

Furthermore, a plurality of inner guide holes are formed in the upper die base, a plurality of inner guide pillars are arranged on the lower surface of the upper die core, the inner guide holes and the inner guide pillars are in one-to-one up-down correspondence, outer guide pillars are arranged at four corners of the upper die base, outer guide sleeves are arranged at four corners of the lower die base, and the outer guide sleeves and the outer guide pillars are in one-to-one up-down correspondence.

Further, the lower die holder is provided with a waste sliding plate, and the waste sliding plate is arranged at the bottom end of the blanking port.

Furthermore, the lower die holder is provided with a positioning support, and the positioning support is arranged around the lower die core.

The utility model has the advantages that: through setting up support piece, solved the inhomogeneous problem of lower mould core suspension portion atress, improved the stability and the durability of mould, through setting up punching component, cutting off cutter and deburring portion, realize punching a hole, cutting, the deburring to the sheet material, a mould accomplishes many processes simultaneously, saves the cost, has shortened production cycle.

Drawings

The accompanying drawings are provided to further illustrate the present invention, but the content in the accompanying drawings does not constitute any limitation to the present invention.

FIG. 1 is a schematic structural view of an upper die assembly of the present invention;

FIG. 2 is a schematic structural view of the upper mold core of the present invention;

fig. 3 is a schematic structural view of the lower die assembly of the present invention.

Wherein: an upper die assembly 100; an upper die holder 101; an upper mold core 102; a punch assembly 103; a first punched hole 104; a boss 105; a trim portion 106; a first groove 107; a protrusion 108; a fixed seat 109; a punch 110; an inner guide hole 111; an inner guide post 112; an outer guide post 113; a lower die assembly 200; a lower die holder 201; a lower mold core 202; a second punched hole 203; a hollowed-out portion 204; a support 205; a cutting knife 206; a blanking port 207; a first recess 208; an outer guide sleeve 209; a scrap sled 210; the bracket 211 is positioned.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 3, an automobile forming mold with a supplementary support comprises an upper mold assembly 100 and a lower mold assembly 200 which are arranged up and down, wherein the upper mold assembly 100 comprises an upper mold base 101 and a concave upper mold core 102, and a plurality of punching assemblies 103 are arranged inside the upper mold base 101;

the upper die core 102 is arranged in the upper die holder 101 and is in up-and-down sliding fit with the upper die holder 101, and a plurality of first punched holes 104 are formed in the upper surface of the upper die core 102;

the lower die assembly 200 comprises a lower die holder 201 and a convex lower die core 202, wherein a plurality of second punched holes 203 are formed in the upper surface of the lower die core 202, and the second punched holes 203 are in one-to-one up-and-down correspondence with the first punched holes 104 and the punched hole assemblies 103; a hollow part 204 is arranged between the lower die holder 201 and the lower die core 202, the lower die holder 201 is provided with a support piece 205, one end of the support piece 205 is abutted against the lower die core 202, and the other end of the support piece is arranged on the lower die holder 201.

In the automobile forming die of the embodiment, the punching assembly 103 is arranged on the upper die holder 101, so that when the upper die assembly 100 is pressed down, the punching assembly 103 punches the first punched hole 104 and the second punched hole 203. The hollow part 204 between the lower die holder 201 and the lower die core 202 enables the lower die core 202 to be in a suspended state, and by arranging the supporting piece 205, when the upper die assembly 100 is pressed down, a part of pressure is transmitted to the supporting piece 205, so that the stress of the suspended position of the lower die core 202 is dispersed, the problem of uneven stress of the lower die core 202 is solved, and the stability and the durability of the die are improved.

Preferably, the upper die holder 101 is provided with a plurality of bosses 105, a plurality of bosses 105 are provided with trimming portions 106, the lower die core 202 is provided with cutting knives 206, the cutting knives 206 are in up-and-down sliding fit with the cutting edges of the trimming portions 106, a blanking port 207 is arranged below the cutting knives 206, the upper die core 102 is provided with a plurality of first grooves 107, and the plurality of bosses 105 correspond to the first grooves 107 one by one up and down.

When the upper die assembly 100 is pressed down and reaches the maximum stroke, the trimming part 104 on the boss 105 is matched with the cutting knife 206 on the lower die core 202, so that the excess material of the workpiece at the position is cut off, the trimming and trimming are carried out simultaneously, the production efficiency is improved, the production cost is saved, and the waste material is collected after falling into the blanking port 207.

Preferably, a second groove 208 is formed on the upper surface of the supporting member 205, a protrusion 108 is formed on the boss 105, and the protrusion 108 corresponds to the second groove 208 up and down.

Through the arrangement of the second groove 208 and the protrusion 108, the boss 105 and the lower mold core 202 are clamped, and the trimming part 104 can be accurately matched with the cutting knife 206.

Preferably, the punching assembly 103 includes a fixed seat 109 and a punch 110, one end of the punch 110 is connected to one end of the fixed seat 109, the other end of the punch 110 corresponds to the first punched hole 104 and the second punched hole 203, and the other end of the fixed seat 109 is connected to the upper die holder 101.

When the die is closed, the sheet is punched by the punch 110, and the first punched hole 104 and the second punched hole 203 are punched. The fixed seat 109 connected to the upper die holder 101 is used for increasing the contact area between the upper die holder 101 and the punch 110, and prolonging the service life of the punch 110.

Preferably, a plurality of inner guide holes 111 are formed in the upper die holder 101, a plurality of inner guide posts 112 are arranged on the lower surface of the upper die core 102, the inner guide holes 111 correspond to the inner guide posts 112 up and down one by one, outer guide posts 113 are arranged at four corners of the upper die holder, outer guide sleeves 209 are arranged at four corners of the lower die holder, and the outer guide sleeves 209 correspond to the outer guide posts 113 up and down one by one.

The inner guide holes 111 and the inner guide posts 112 are arranged for guiding the linear lifting movement of the upper die base 101 and the upper die core 102. The outer guide sleeve 209 and the outer guide post 113 are arranged for guiding the linear lifting movement of the upper die holder 101 and the lower die holder 201.

Preferably, the lower die holder 201 is provided with a scrap sliding plate 210, and the scrap sliding plate 210 is arranged at the bottom end of the blanking port 207.

Through setting up waste material slide 210 and be used for deriving the clout that cuts off in the bottom of blanking mouth 207, the operating personnel of being convenient for retrieves.

Preferably, the lower die holder 201 is provided with a positioning bracket 211, and the positioning bracket 211 is arranged around the lower die core 202.

Through setting up locating support 211, played the effect of pressing from both sides tightly before the shaping to the sheet material, avoid sheet material offset.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. The automobile forming die with the supplementary support piece is characterized by comprising an upper die assembly and a lower die assembly which are arranged up and down, wherein the upper die assembly comprises an upper die holder and a concave upper die core, and a plurality of punching assemblies are arranged in the upper die holder;

2. The automobile forming die with the supplementary supporting piece as claimed in claim 1, wherein the upper die base is provided with a plurality of bosses, a trimming portion is arranged on a plurality of the bosses, the lower die core is provided with a cutting knife, the cutting knife is in up-and-down sliding fit with a cutting edge of the trimming portion, a blanking port is arranged below the cutting knife, the upper die core is provided with a plurality of first grooves, and a plurality of the bosses are in one-to-one up-and-down correspondence with the first grooves.

3. The automobile forming die with the supplementary support piece as claimed in claim 2, wherein a second groove is formed on the upper surface of the support piece, and a protrusion is formed on the boss, and the protrusion corresponds to the second groove up and down.

4. The automotive molding die with supplemental support of claim 1, wherein the punch assembly comprises a fixed seat and a punch, one end of the punch is connected to one end of the fixed seat, the other end of the punch corresponds to the first punch and the second punch, and the other end of the fixed seat is connected to the upper die base.

5. The automotive molding die with supplemental support members as claimed in claim 1, wherein a plurality of inner guide holes are formed in the upper die base, a plurality of inner guide posts are formed on the lower surface of the upper die base, a plurality of inner guide holes correspond to the inner guide posts one by one in the up-down direction, outer guide posts are formed at four corners of the upper die base, outer guide sleeves are formed at four corners of the lower die base, and the outer guide sleeves correspond to the outer guide posts one by one in the up-down direction.

6. The automobile forming die with the supplementary support piece as claimed in claim 2, wherein the lower die holder is provided with a scrap sliding plate, and the scrap sliding plate is arranged at the bottom end of the blanking port.

7. The automobile molding die with the supplementary support of claim 1, wherein the lower die holder is provided with a positioning bracket, and the positioning bracket is arranged around the lower die core.