CN214681590U

CN214681590U - Compound gradient of diamond segments base forming die that colds pressing

Info

Publication number: CN214681590U
Application number: CN202121089983.2U
Authority: CN
Inventors: 黄莹华; 郭永鑫; 黄兴; 邱峰生; 吴海超
Original assignee: Wanlong Times Technology Co ltd
Current assignee: Wanlong Times Technology Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-11-12
Anticipated expiration: 2031-05-20

Abstract

The utility model relates to a compound gradient of diamond segments volume mould and die holder of colding pressing, including the upper die base, powder packing volume mould and die holder, upper die base and die holder are located the upper and lower both ends that the volume mould was filled to the powder respectively, and the bottom surface downwardly extending of upper die base has the last boss module of a plurality of areas radian, and the top surface of die holder upwards extends has a plurality of lower protruding modules of taking the radian, goes up boss module and lower protruding module one-to-one, and the powder packing volume mould fretwork has a plurality of vestibules of taking the radian, and vestibule both ends opening is used for being stretched into by last boss module and lower protruding module respectively. The utility model discloses an upper and lower protruding module and vestibule form the packing volume, and its shape that the packing volume formed is unanimous with final fashioned cold pressing base tool bit shape, can realize the once only shaping of compound tool bit of diamond tape gradient, need not manual dress piece.

Description

Compound gradient of diamond segments base forming die that colds pressing

Technical Field

The utility model relates to a diamond grinding apparatus technical field, the more specifically indicate a diamond segments composite gradient blank forming die that colds pressing.

Background

At present, the production of the whole diamond composite gradient tool bit is carried out by adopting the traditional production process, the semi-automatic cold press is used for forming an inner material and an outer material, the process of manual sheet loading and mold entering is mainly used, the process is complex, the semi-automatic cold press needs professional personnel to replace a mold when pressing different products, the requirements of the process are limited, and when the thickness of a difficult-to-form tire body and the thickness of a pressed tire body are smaller than 1MM, the corner is damaged when the formed material sheet is separated from pushing, so that the product quality is greatly influenced. The tablet after the suppression is accomplished needs manual loading operation, and the interlayer distribution of interior outer material relies on artificial loading operation, has the interior outer material dislocation of loading, and the artifical quality problems such as being difficult to discover of tablet unfilled corner, has not found the one shot forming cold pressing die that is used for compound gradient in the existing market yet.

SUMMERY OF THE UTILITY MODEL

Based on the problem, the utility model provides a compound gradient of diamond segments base forming die of colding pressing to solve current compound gradient of diamond and need manual loading, the problem of unable one shot forming mould.

The utility model adopts the following technical scheme:

the utility model provides a diamond segments complex gradient blank forming die that colds presses, includes that upper die base, powder fill volumetric mould and die holder, upper die base and die holder are located respectively the upper and lower both ends of volumetric mould are filled to the powder, the bottom surface downwardly extending of upper die base has the last boss module of a plurality of areas radian, the top surface of die holder upwards extends has a plurality of lower protruding modules of taking the radian, last boss module and lower protruding module one-to-one, the powder fills the empty vestibule that has a plurality of areas radians of volumetric mould fretwork, vestibule both ends opening be used for respectively by last boss module stretches into with lower protruding module.

The powder filling device further comprises a connecting rod mechanism, the connecting rod mechanism is located on one side of the powder filling volume die and comprises an upper connecting rod, a lower connecting rod and a connecting rod seat, one end of the upper connecting rod and one end of the lower connecting rod are pivoted on the connecting rod seat, the other end of the upper connecting rod is fixedly connected with the top surface of the upper die seat, and the other end of the lower connecting rod is fixed with the lower die seat.

Furthermore, the powder filling volume die is fixed on the cold press, the upper surface and the lower surface of the powder filling volume die are kept horizontal with the working surface of the cold press, the connecting rod seat is fixed on the working surface of the cold press, and the connecting rod seat is positioned at one end of the arc center direction of the hole cavity.

Further, the arc center of the hole cavity is superposed with the pivoting centers of the upper connecting rod and the lower connecting rod.

Further, a lower pressure cylinder of the cold press is connected with the upper connecting rod and used for driving the upper connecting rod to move downwards along the pivoting center, and an upper pressure cylinder of the cold press is connected with the lower connecting rod and used for driving the lower connecting rod to move upwards along the pivoting center.

Further, the radian of the upper convex module, the lower convex module and the cavity are the same.

Furthermore, the end faces, facing the cavity, of the upper convex module and the lower convex module are gradient slopes.

From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages:

the utility model discloses utilize upper and lower protruding module and vestibule to form the packing volume, the shape that its packing volume formed is unanimous with final fashioned cold pressing base tool bit shape to the one deck has been suppressed at every turn, the powder packing volume that produces is unanimous with the cold pressing base gradient after the shaping, guarantee after cold pressing is accomplished, the closely knit degree of shaping base is unanimous, thereby when realizing the once only fashioned of compound tool bit of diamond area gradient, guarantee that the product of cold pressing base tool bit after the sintering does not have the fracture violently, the surface is smooth, good product quality has.

Drawings

FIG. 1 is a schematic structural view of the utility model after being assembled in a cold press;

FIG. 2 is a front view of the present invention assembled to a cold press;

FIG. 3 is a front view of the present invention;

fig. 4 is a schematic structural view of the powder filling volume mold of the present invention.

Wherein the reference numbers in the figures are: the powder filling machine comprises an upper die holder 1, a powder filling volume die 2, a lower die holder 3, a link mechanism 4, an upper convex module 11, a lower convex module 31, a hole cavity 21, an upper connecting rod 41, a lower connecting rod 42, a connecting rod seat 43, a cold press 5, an upper pressure cylinder 51 and a lower pressure cylinder 52.

Detailed Description

The following describes specific embodiments of the present invention with reference to the drawings.

Referring to fig. 3 and 4, the diamond tool bit composite gradient cold pressing blank forming die comprises an upper die holder 1, a powder filling volume die 2, a lower die holder 3 and a link mechanism 4, wherein the upper die holder 1 and the lower die holder 3 are respectively positioned at the upper end and the lower end of the powder filling volume die 2. The bottom surface downwardly extending of upper die base 1 has a plurality of upper convex module 11 of taking the radian, the top surface of lower die base 3 upwards extends has a plurality of lower convex module 31 of taking the radian, upper convex module 11 and lower convex module 31 one-to-one, the powder is filled and is held 2 fretworks of mould and have a plurality of vestibules 21 of taking the radian, vestibule 21 both ends opening is used for being stretched into by upper convex module 11 and lower convex module 31 respectively, upper convex module 11, the radian of lower convex module 31 and vestibule 21 is the same, and the terminal surface of upper convex module 11 and lower convex module 31 towards the one end of vestibule 21 is the design of gradient inclined plane.

Referring to fig. 3 and 4, the link mechanism 4 is located at one side of the powder filling and accumulating mold 2, the link mechanism 4 includes an upper link 41, a lower link 42 and a link seat 43, one end of the upper link 41 and one end of the lower link 42 are pivoted on the link seat 43, the other end of the upper link 41 is fixedly connected with the top surface of the upper mold base 1, and the other end of the lower link 42 is fixed with the lower mold base 3.

Referring to fig. 1 to 4, the utility model discloses during the use, the assembly is on current cold press 5, and the powder is filled volume mould 2 and is fixed on cold press 5, and the powder is filled volume mould 2 upper and lower two sides and cold press 5's working face and is kept the level, and connecting rod seat 43 is fixed in on cold press 5's the working face, and connecting rod seat 43 is located the arc center direction one end of vestibule 21, and during the orthographic view, the arc center of vestibule 21 and last connecting rod 41 and the pin joint center coincidence of lower connecting rod 42. The lower air cylinder 52 of the cold press 5 is connected with the upper connecting rod 41 and used for driving the upper connecting rod 41 to rotate downwards along the pivot center, and the upper air cylinder 51 of the cold press 5 is connected with the lower connecting rod 42 and used for driving the lower connecting rod 42 to rotate upwards along the pivot center.

Referring to fig. 1 to 4, during operation, the powder filling volume die 2 fills powder into the hole cavity 21 by a powder pushing box carried by the cold press 5, the volume formed by the lower convex die 31 and the hole cavity 21 is just provided with a gradient, after the powder is filled, the upper pressing cylinder 51 and the lower pressing cylinder 52 operate, the upper convex die 11 and the lower convex die 31 are respectively driven by the upper connecting rod 41 and the lower connecting rod 42 to mutually approach to extrude the powder, after one-layer pressing of the diamond cutter head is completed, the upper convex die 11 and the lower convex die 31 reset, the powder is repeatedly filled, the powder is pressed again, so that multiple pressing is repeated according to set parameters, when the last layer is pressed, the pressing force is larger than the pressing force set for the previous times, and after all pressing is completed, the one-time molding of the diamond belt gradient composite cutter head can be realized. The utility model discloses utilize upper and lower protruding module 31 and vestibule 21 to form the packing volume, its packing volume forms shape and final fashioned cold pressing base tool bit shape unanimous, and the utility model discloses a powder is filled to the packing volume of formation, has suppressed the one deck at every turn, and the powder packing volume of production is unanimous with the cold pressing base gradient after the shaping, guarantees after the completion of colding pressing, and the shaping base compactness is unanimous to guarantee that the product of cold pressing base tool bit after the sintering does not have the fracture violently, the surface is smooth, has good product quality.

The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.

Claims

1. The utility model provides a compound gradient of diamond segments base forming die that colds pressing which characterized in that: the powder filling device comprises an upper die holder, a powder filling volume die and a lower die holder, wherein the upper die holder and the lower die holder are respectively positioned at the upper end and the lower end of the powder filling volume die, a plurality of upper convex modules with radian extend downwards from the bottom surface of the upper die holder, a plurality of lower convex modules with radian extend upwards from the top surface of the lower die holder, the upper convex modules and the lower convex modules are in one-to-one correspondence, a plurality of cavities with radian are hollowed out from the powder filling volume die, and openings at two ends of each cavity are respectively used for being stretched into by the upper convex modules and the lower convex modules.

2. The diamond tool bit composite gradient cold pressing blank forming die as claimed in claim 1, wherein: the powder filling device is characterized by further comprising a connecting rod mechanism, wherein the connecting rod mechanism is located on one side of the powder filling volume die and comprises an upper connecting rod, a lower connecting rod and a connecting rod seat, one end of the upper connecting rod and one end of the lower connecting rod are pivoted on the connecting rod seat, the other end of the upper connecting rod is fixedly connected with the top surface of the upper die seat, and the other end of the lower connecting rod is fixed with the lower die seat.

3. The diamond tool bit composite gradient cold pressing blank forming die as claimed in claim 2, wherein: the powder filling volume die is fixed on the cold press, the upper surface and the lower surface of the powder filling volume die are kept horizontal with the working surface of the cold press, the connecting rod seat is fixed on the working surface of the cold press, and the connecting rod seat is positioned at one end of the hole cavity in the arc center direction.

4. The diamond tool bit composite gradient cold pressing blank forming die as claimed in claim 3, wherein: the arc center of the hole cavity is superposed with the pivot centers of the upper connecting rod and the lower connecting rod.

5. The diamond tool bit composite gradient cold pressing blank forming die as claimed in claim 3, wherein: and the lower air cylinder of the cold press is connected with the upper connecting rod and used for driving the upper connecting rod to move downwards along the pivoting center, and the upper air cylinder of the cold press is connected with the lower connecting rod and used for driving the lower connecting rod to move upwards along the pivoting center.

6. The diamond tool bit composite gradient cold pressing blank forming die as claimed in claim 1, wherein: the radian of the upper convex module, the lower convex module and the pore cavity is the same.

7. The diamond tool bit composite gradient cold pressing blank forming die as claimed in claim 1, wherein: the end faces, facing the cavity, of the upper convex module and the lower convex module are gradient inclined planes.