CN210936722U

CN210936722U - Thermal shield side-punching die

Info

Publication number: CN210936722U
Application number: CN201921510763.5U
Authority: CN
Inventors: 马中健; 郑康; 林晨
Original assignee: Pinghu Aichiwei Auto Parts Co Ltd
Current assignee: Pinghu Aichiwei Auto Parts Co Ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-07-07
Anticipated expiration: 2029-09-11

Abstract

The utility model discloses a side punching die for a heat shield, which comprises an upper die assembly, a lower die assembly, a punch assembly and a guide assembly, wherein the upper die assembly can be vertically displaced relative to the lower die assembly under the guide of the guide assembly; the upper die assembly comprises an upper die base, an upper clamping plate and an upper die plate, the lower die assembly comprises a lower bottom plate, a lower support, a lower die base and a lower die plate, and the punch assembly comprises an upper fixing block, an upper wedge block, a lower fixing base, a lower cover plate, a punch fixing block and a punch. The die utilizes the two mutually matched inclined planes to convert the downward stamping force of the upper die assembly to the lower die assembly into the transverse stamping force, so that the purpose of processing the side surface of the heat shield is realized.

Description

Thermal shield side-punching die

Technical Field

The utility model relates to a mould processing technology field especially relates to a separate heat exchanger side blow mould.

Background

The stamping die is a special technological equipment for processing materials into parts or semi-finished products in cold stamping processing, and is called as a cold stamping die and commonly called as a cold stamping die. Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part. Stamping dies are widely available in many forms, and can be classified into a blanking die, a bending die, a drawing die, a forming die, a riveting die, and the like according to the process properties. The forming die is a die which directly copies and forms a blank or a semi-finished workpiece according to the shapes of a convex die and a concave die of a figure, and the material per se only generates local plastic deformation; such as an expanding die, a necking die, a flaring die, a relief forming die, a flanging die, a sizing die and the like, which is widely used in stamping dies. All be from the top down punching press among the current heat exchanger stamping die, if need carry out the punching press to the side of heat exchanger that separates, then unable processing, the utility model aims at providing a side stamping die who separates the heat exchanger.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a separate heat exchanger side blow mould has solved the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model adopts the following technical scheme: a heat shield side punching die comprises an upper die assembly, a lower die assembly, a punch assembly and a guide assembly, wherein the upper die assembly can be vertically displaced relative to the lower die assembly under the guidance of the guide assembly;

the upper die assembly comprises an upper die base, an upper clamping plate is fixedly arranged below the upper die base, an upper die plate is arranged below the upper clamping plate, and the upper die plate is provided with a concave cavity for accommodating the heat insulation cover;

the lower membrane assembly comprises a lower bottom plate, a lower support is fixedly arranged above the lower bottom plate, a lower die base is fixedly arranged above the lower support, a lower template is fixedly arranged on the lower die base, and a bulge corresponding to the concave cavity of the upper template is arranged on the lower template;

the drift subassembly includes fixed block, last voussoir, lower fixing base, lower apron, drift fixed block and drift, it fixes and locates the upper die base below to go up the fixed block, it fixes and locates the upper die base below to go up the voussoir, it is equipped with the inclined plane of slope to go up voussoir one side, the fixing base is fixed to be located on the die holder down, be equipped with the sliding tray in the middle of the fixing base down, be equipped with down the voussoir on the sliding tray, one side of voussoir is equipped with the inclined plane of the slope that corresponds with last voussoir down, the opposite side fixed connection drift fixed block of voussoir down, the fixed drift that is equipped with in drift.

Further, the guide assembly comprises an upper guide sleeve, a lower guide sleeve and a guide column, the upper guide sleeve is fixed on the bottom surface of the upper die base, the lower guide sleeve is fixed on the lower die base, the upper guide sleeve and the lower guide sleeve are provided with through holes, and the guide column is arranged in the through holes.

Further, separate heat exchanger side blow mould still includes a plurality of spacing subassemblies, spacing subassembly includes spacing post and lower spacing post, go up the fixed die bed bottom surface of locating of spacing post, the fixed die bed top surface of locating of lower spacing post, and during the mould, the bottom surface of going up the spacing post supports with the top surface of lower spacing post and leans on spacingly.

Furthermore, be equipped with a plurality of material returned springs in the upper die assembly, material returned spring locates between upper die base and the cope match-plate pattern, material returned spring passes the punch holder, material returned spring one end and upper die base bottom surface contact, the other end and cope match-plate pattern top surface contact.

Furthermore, the drift subassembly is 3 groups, can carry out the side blow to the different positions of heat exchanger respectively simultaneously.

The utility model discloses the beneficial effect who has does: the die converts the downward stamping force of the upper die assembly to the lower die assembly into the transverse stamping force by utilizing the two mutually matched inclined surfaces, thereby realizing the purpose of processing the side surface of the heat shield; when the guide assembly is used for die mixing, the upper die assembly and the lower die assembly are accurately guided to punch the baffle, so that the precision and the stability of hole flanging and flanging can be ensured; when the limiting assembly is used for die assembly, the stroke of the upper die assembly can be effectively controlled, and the upper die assembly is prevented from being continuously pressed downwards to press the lower die assembly after hole flanging and flanging stamping forming.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the upper die assembly of the present invention.

Fig. 3 is a schematic structural view of the lower mold assembly of the present invention.

Fig. 4 is a schematic structural view of the punch assembly of the present invention.

Fig. 5 is a cross-sectional view of the punch assembly of the present invention.

FIG. 6 is a schematic diagram of the heat shield before side-punching.

FIG. 7 is a schematic diagram of the heat shield after side punching.

The reference numbers are as follows:

upper die assembly 1, upper die base 11, upper clamping plate 12 and upper die plate 13

Lower die component 2, lower bottom plate 21, lower support 22, lower die holder 23 and lower template 24

The punch component 3, an upper fixing block 31, an upper wedge 32, a lower wedge 33, a lower fixing seat 34, a lower cover plate 35, a punch fixing block 36 and a punch 37;

the guide assembly 4, the upper guide sleeve 41, the lower guide sleeve 42 and the guide column 43;

an upper limiting column 51 and a lower limiting column 52.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 7, the heat shield side punching die comprises an upper die assembly 1, a lower die assembly 2, a punch assembly 3 and a guide assembly 4, wherein the upper die assembly 1 can be vertically displaced relative to the lower die assembly 2 under the guidance of the guide assembly 4;

the upper die assembly 1 comprises an upper die holder 11, an upper clamping plate 12 is fixedly arranged below the upper die holder 11, an upper die plate 13 is arranged below the upper clamping plate 12, and the upper die plate 13 is provided with a cavity for accommodating the heat insulation cover;

the lower film assembly comprises a lower bottom plate 21, a lower support 22 is fixedly arranged above the lower bottom plate 21, a lower die seat 23 is fixedly arranged above the lower support 22, a lower template 24 is fixedly arranged on the lower die seat 23, and a bulge corresponding to the cavity of the upper template 13 is arranged on the lower template 24;

punch subassembly 3 includes fixed block 31, goes up voussoir 32, lower voussoir 33, lower fixing base 34, lower apron 35, drift fixed block 36 and drift 37, it fixes and locates 11 below of upper die base to go up fixed block 31, it fixes and locates last fixed block 31 below to go up voussoir 32, it is equipped with the inclined plane of slope to go up voussoir 32 one side, fixing base 34 is fixed to be located on lower die holder 23 down, be equipped with the sliding tray in the middle of fixing base 34 down, be equipped with lower voussoir 33 on the sliding tray, one side of lower voussoir 33 is equipped with the inclined plane of the slope that corresponds with last voussoir 32, the opposite side fixed connection drift fixed block 36 of lower voussoir 33, drift fixed block 36 internal fixation is equipped with drift 37, drift 37 protrusion in drift fixed block. The die utilizes the two mutually matched inclined planes to convert the downward stamping force of the upper die assembly to the lower die assembly into the transverse stamping force, so that the purpose of processing the side surface of the heat shield is realized. The punch assembly 3 is provided with 3 groups, so that different parts of the heat shield can be subjected to side punching simultaneously, and the product processing efficiency is improved.

The guide assembly 4 comprises an upper guide sleeve 41, a lower guide sleeve 42 and a guide column 43, the upper guide sleeve 41 is fixed on the bottom surface of the upper die holder 11, the lower guide sleeve 42 is fixed on the lower die holder 23, the upper guide sleeve 41 and the lower guide sleeve 42 are provided with through holes, and the guide column 43 is arranged in the through holes. When the guide assembly is used for punching the baffle, the upper die assembly and the lower die assembly are accurately guided to punch the baffle, and the precision and the stability of hole flanging and flanging can be ensured. The guide assemblies are 4 groups and are respectively arranged at four right angles of the upper die base and the lower die base.

The heat shield side shaping die further comprises a plurality of limiting assemblies, each limiting assembly comprises an upper limiting column 51 and a lower limiting column 52, the upper limiting column 51 is fixedly arranged on the bottom surface of the upper die base, the lower limiting column 52 is fixedly arranged on the top surface of the lower die base, and when the die is used, the bottom surface of the upper limiting column 51 is abutted to the top surface of the lower limiting column 52 for limiting. When the limiting assembly is used for die assembly, the stroke of the upper die assembly can be effectively controlled, and the upper die assembly is prevented from being continuously pressed downwards to press the lower die assembly after hole flanging and flanging stamping forming.

Be equipped with a plurality of material returned springs in going up mould assembly 1, the material returned spring is located between upper die base 11 and cope match-plate pattern 13, the material returned spring passes punch holder 12, material returned spring one end and 11 bottom surface contacts of upper die base, the other end and 13 top surface contacts of cope match-plate pattern. When the heat shield is side-stamped, the upper die assembly moves upward, and the material returning spring pushes the upper die plate out a certain distance downward, so that the heat shield is favorably separated from the cavity of the upper die plate.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The heat shield side punching die is characterized by comprising an upper die assembly (1), a lower die assembly (2), a punch assembly (3) and a guide assembly (4), wherein the upper die assembly (1) can be vertically displaced relative to the lower die assembly (2) under the guidance of the guide assembly (4);

the upper die assembly (1) comprises an upper die base (11), an upper clamping plate (12) is fixedly arranged below the upper die base (11), an upper die plate (13) is arranged below the upper clamping plate (12), and the upper die plate (13) is provided with a cavity for accommodating the heat insulation cover;

the lower die assembly (2) comprises a lower bottom plate (21), a lower support (22) is fixedly arranged above the lower bottom plate (21), a lower die base (23) is fixedly arranged above the lower support (22), a lower die plate (24) is fixedly arranged on the lower die base (23), and a bulge corresponding to a concave cavity of the upper die plate (13) is arranged on the lower die plate (24);

the punch component (3) comprises an upper fixing block (31), an upper wedge block (32), a lower wedge block (33), a lower fixing seat (34), a lower cover plate (35), a punch fixing block (36) and a punch (37), the upper fixing block (31) is fixedly arranged below the upper die holder (11), the upper wedge block (32) is fixedly arranged below the upper fixing block (31), one side of the upper wedge block (32) is provided with an inclined plane, the lower fixed seat (34) is fixedly arranged on the lower die seat (23), a sliding groove is arranged in the middle of the lower fixed seat (34), a lower wedge block (33) is arranged on the sliding groove, one side of the lower wedge block (33) is provided with an inclined plane corresponding to the upper wedge block (32), the other side of the lower wedge block (33) is fixedly connected with a punch fixing block (36), a punch (37) is fixedly arranged in the punch fixing block (36), and the punch (37) protrudes out of the punch fixing block (36).

2. A heat shield side-punching die as set forth in claim 1, wherein: the guide assembly (4) comprises an upper guide sleeve (41), a lower guide sleeve (42) and a guide column (43), the upper guide sleeve (41) is fixed on the bottom surface of the upper die base (11), the lower guide sleeve (42) is fixed on the lower die base (23), the upper guide sleeve (41) and the lower guide sleeve (42) are provided with through holes, and the guide column (43) is arranged in the through holes.

3. A heat shield side-punching die as set forth in claim 1, wherein: the mould is put in order to separate heat exchanger side still includes a plurality of spacing subassemblies, spacing subassembly includes spacing post (51) and lower spacing post (52) down, go up spacing post (51) and fix and locate the die bed bottom surface, down spacing post (52) are fixed and are located the die bed top surface down, and during the mould, the bottom surface of last spacing post (51) and the top surface of lower spacing post (52) support by spacing.

4. A heat shield side-punching die as set forth in claim 1, wherein: the die is characterized in that a plurality of material returning springs are arranged in the upper die assembly (1), the material returning springs are arranged between the upper die base (11) and the upper die plate (13), the material returning springs penetrate through the upper clamping plate (12), one ends of the material returning springs are in contact with the bottom surface of the upper die base (11), and the other ends of the material returning springs are in contact with the top surface of the upper die plate (13).

5. A heat shield side-punching die as set forth in claim 1, wherein: the punch head assemblies (3) are 3 groups, and can respectively perform side punching on different parts of the heat shield at the same time.