CN214214436U

CN214214436U - Stamping die is used in production of refrigerator injection molding

Info

Publication number: CN214214436U
Application number: CN202023092608.1U
Authority: CN
Inventors: 姚峰
Original assignee: Taizhou City Xiang Is Along Dynamic Power Machine Co ltd
Current assignee: Taizhou City Xiang Is Along Dynamic Power Machine Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-09-17
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a stamping die is used in production of refrigerator injection molding, the forming die core is split type structure, including mold core seat and mold core body, mold core seat fixed connection is on the bed die, be equipped with fixed chamber on the mold core seat, it forms a set ofly to set up per two rectangular cavities in four rectangular cavities at fixed intracavity, set up a screw between two rectangular cavities of every group, a chucking piece of pegging graft in every rectangular cavity, a root fixing circular arc piece of every chucking piece, the circular arc piece is fixed on the spliced pole, the spliced pole is fixed on the bed die, be equipped with two locking grooves on the bottom surface of mold core body, the chucking piece of every two rectangular cavities of every group is pegged graft in the locking groove that corresponds the position, screw female connection lock pin between two rectangular cavities of every group, the lock pin struts two chucking pieces that correspond the position. The utility model provides a forming die core is split type structure, has the wearing and tearing back at the mold core body, only need to change the mold core body that corresponds can, save material reduces use cost.

Description

Stamping die is used in production of refrigerator injection molding

The technical field is as follows:

the utility model relates to a stamping die is used in production of refrigerator injection molding.

Background art:

the stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping, and is called cold stamping die (commonly called 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.

At present, the forming mold cores in the market are of an integrated structure, and need to be integrally replaced after the forming mold cores are abraded, so that the use cost is high.

The invention content is as follows:

the utility model relates to a solve the problem that above-mentioned prior art exists and provide a stamping die is used in production of refrigerator injection molding.

The utility model discloses the technical scheme who adopts has: a stamping die for producing injection molding parts of refrigerators comprises an upper die, a lower die and a forming die core, wherein the upper die is arranged above the lower die, a mounting cavity is arranged on the lower die, the forming die core is fixed in the mounting cavity, a forming cavity matched with the appearance of the forming die core is arranged on the stamping end surface of the upper die, the stamping die further comprises clamping blocks, circular arc sheets, connecting columns and locking nails, the forming die core is of a split structure and comprises a die core seat and a die core body, the die core seat is fixedly connected on the lower die, a fixing cavity is arranged on the die core seat, four rectangular cavities are arranged in the fixing cavity, every two rectangular cavities form a group, a screw hole is arranged between the two rectangular cavities of each group, one clamping block is inserted in each rectangular cavity, one circular arc sheet is fixed at the bottom end of each clamping block, the circular arc sheet is fixed on the connecting column, the connecting column is fixed on the lower die, two locking grooves are arranged on the bottom surface of the die core body, the clamping blocks in each group of two rectangular cavities are inserted into the locking grooves corresponding to the positions, the locking nails are connected with the screw holes in the two rectangular cavities in each group in a threaded manner, the locking nails prop open the two clamping blocks corresponding to the positions, and the clamping blocks are abutted to the locking grooves of the mold core body.

Further, the outer terminal surface of chucking piece is the inclined plane structure, is equipped with the semicircle groove on the side of one side relative with the inclined plane, and after two chucking piece laminating, the round hole is constituteed to two semicircle grooves, the round hole is coaxial with the screw that corresponds the position, and the aperture that two semicircle groove constitution round holes is less than the aperture of screw.

Furthermore, the arc sheet is of a spring sheet structure, and the upper end and the lower end of the arc sheet are respectively welded on the clamping block and the connecting column.

Furthermore, the lower die comprises a lower die plate and a lower die base, the lower die plate is fixed on the lower die base, and a loading and unloading hole is formed in the lower die base and is correspondingly coaxial with the locking nail.

The utility model discloses following beneficial effect has:

the utility model provides a forming die core is split type structure, has the back of wearing and tearing at the mold core body, only need change the mold core body that corresponds can, save material reduces use cost, and the mounting structure of mold core body on the mold core seat is convenient for realize fast loading and unloading, and the assembly is reliable and stable, and structural design is novel, and locking is effectual.

Description of the drawings:

fig. 1 is a structural diagram of the present invention.

Fig. 2 is a partial enlarged view of the present invention.

Fig. 3 is the assembly structure diagram between the middle clamping block, the arc sheet, the connecting column and the locking nail of the utility model.

The specific implementation mode is as follows:

the present invention will be further described with reference to the accompanying drawings.

As fig. 1 to fig. 3, the utility model relates to a stamping die is used in production of refrigerator injection molding, including last mould, bed die 2, forming die core 3, chucking piece 41, circular arc piece 42, spliced pole 43 and check pin 44, go up the mould and arrange the top of bed die 2 in, be equipped with the installation cavity on bed die 2, forming die core 3 is fixed in the installation cavity, is equipped with the forming cavity with 3 appearance looks adaptations of forming die core on the punching press terminal surface of last mould.

The forming mold core 3 in the utility model is a split structure, which comprises a mold core seat 31 and a mold core body 32, the mold core seat 31 is fixedly connected in the installation cavity of the lower mold 2 through screws,

the die core seat 31 is provided with a fixed cavity 30, four rectangular cavities 301 are arranged in the fixed cavity 30, every two rectangular cavities 301 form a group, the two rectangular cavities 301 of each group are arranged in parallel, a screw hole is formed between the two rectangular cavities 301, a clamping block 41 is inserted into each rectangular cavity 301, and the clamping block 41 is slidably connected into the rectangular cavity 301.

The bottom end of each clamping block 41 is fixed with a circular arc sheet 42, the circular arc sheet 42 is fixed on a connecting column 43, and the connecting column 43 is fixed on the lower die 2.

Two locking grooves are formed in the bottom surface of the mold core body 32, and each locking groove is used for being inserted into two clamping blocks 41 on one group of rectangular cavities 301. The locking nail 44 is connected in the screw hole between each two rectangular cavities 301, and the locking nail 44 props up the two clamping blocks 41 at the corresponding positions and pushes the clamping blocks 41 into the locking groove of the mold core body 32.

In the locking inslot of the joint in the mould core body 32 that is convenient for more fasten the chucking piece 41, the utility model provides an outer terminal surface of chucking piece 41 is the inclined plane structure, and corresponding ground with it, the groove wall face in locking groove is the inclined plane structure.

In order to facilitate the locking nail 44 to extend between the two clamping blocks 41 and push the two clamping blocks 41 open, a semicircular groove is arranged on the side face of one side of the clamping block 41 opposite to the inclined plane, after the two clamping blocks 41 are attached, the two semicircular grooves form a circular hole, the circular hole is coaxial with the screw hole at the corresponding position, and the diameter of the circular hole formed by the two semicircular grooves is smaller than that of the screw hole.

The utility model provides an arc sheet 42 is the shell fragment structure, and the upper and lower both ends of arc sheet 42 weld respectively on chucking piece 41 and spliced pole 43. After the circular arc piece 42 of the elastic sheet structure enables the locking nail 44 to be loosened, the two clamping blocks 41 can slide oppositely and automatically approach each other, so that the die core body 32 is convenient to be separated from the die core seat 31.

The lower die 2 comprises a lower template 21 and a lower die holder 22, and the lower template 21 is fixed on the lower die holder 22. In order to facilitate the rotation of the locking nail 44, a loading and unloading hole is formed on the lower die holder 22, and the loading and unloading hole is correspondingly coaxial with the locking nail 44.

The utility model provides a forming die core 3 is split type structure, has the back of wearing and tearing at the mold core body, only need change the corresponding mold core body can, save material reduces use cost, and the mounting structure of mold core body on the mold core seat is convenient for realize fast loading and unloading, assembles reliable and stable, and structural design is novel, and locking is effectual.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a stamping die is used in production of refrigerator injection molding, includes upper die, bed die (2) and forming die core (3), the top of bed die (2) is arranged in to the upper die, is equipped with the installation cavity on bed die (2), and forming die core (3) are fixed in the installation cavity, are equipped with the forming cavity with forming die core (3) appearance looks adaptation on the punching press terminal surface of upper die, its characterized in that: the die core forming die comprises a die core seat (31) and a die core body (32), the die core seat (31) is fixedly connected to a lower die (2), a fixed cavity (30) is formed in the die core seat (31), four rectangular cavities (301) are arranged in the fixed cavity (30), every two rectangular cavities (301) form a group, a screw hole is formed between every two rectangular cavities (301), one clamping block (41) is inserted into each rectangular cavity (301), one circular arc piece (42) is fixed to the bottom end of each clamping block (41), the circular arc pieces (42) are fixed to the connecting column (43), the connecting column (43) is fixed to the lower die (2), two locking grooves are formed in the bottom surface of the die core body (32), the clamping blocks (41) in each group of the two rectangular cavities (301) are inserted into the locking grooves corresponding to the locking positions, the locking nail (44) is connected with the screw hole internal thread between each two rectangular cavities (301), the locking nail (44) props up two clamping blocks (41) at corresponding positions, and the clamping blocks (41) are abutted to the locking grooves of the die core body (32).

2. The stamping die for producing the refrigerator injection molding part as claimed in claim 1, wherein: the outer terminal surface of chucking piece (41) is the inclined plane structure, is equipped with the semicircle arc groove on the side of one side relative with the inclined plane, and two chucking piece (41) laminating backs, the round hole is constituteed to two semicircle arc grooves, the round hole is coaxial with the screw that corresponds the position, and the aperture that two semicircle arc grooves constitute the round hole is less than the aperture of screw.

3. The stamping die for producing the refrigerator injection molding part as claimed in claim 1, wherein: the arc sheet (42) is of a spring sheet structure, and the upper end and the lower end of the arc sheet (42) are respectively welded on the clamping block (41) and the connecting column (43).

4. The stamping die for producing the refrigerator injection molding part as claimed in claim 1, wherein: the lower die (2) comprises a lower die plate (21) and a lower die holder (22), the lower die plate (21) is fixed on the lower die holder (22), a loading and unloading hole is formed in the lower die holder (22), and the loading and unloading hole is correspondingly coaxial with the locking nail (44).