CN214321817U

CN214321817U - General type powder metallurgy die

Info

Publication number: CN214321817U
Application number: CN202022831343.6U
Authority: CN
Inventors: 钱春云
Original assignee: Shanxi Huiyu Machinery Casting Co ltd
Current assignee: Shanxi Huiyu Machinery Casting Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-10-01
Anticipated expiration: 2030-11-30

Abstract

The utility model discloses a general type powder metallurgy die relates to powder metallurgy technical field, including sliding bottom, sliding bottom upper end and promotion scraper blade lower extreme swing joint, promote scraper blade upper end and a rack right side lower extreme fixed connection, No. one rack upper end and a gear lower extreme meshing, No. one the gear passes through the belt and is connected with No. two gear revolve, No. two gear right-hand members and No. two rack left end meshing, No. two rack upper ends and clamp plate lower extreme fixed connection, clamp plate right-hand member and briquetting upper left end fixed connection. This general type powder metallurgy die is provided with sliding bottom plate, promotion scraper blade, a rack, a gear, No. two gears and No. two racks for drive clamp plate rebound in-process after briquetting suppression work is accomplished, can drive and promote the residue of scraper blade on to sliding bottom plate and clear up the operation, and the clearance operation can not influence the continuation work of briquetting.

Description

General type powder metallurgy die

Technical Field

The utility model relates to a powder metallurgy technical field specifically is a general type powder metallurgy mould.

Background

The powder compacting die is a main tool for powder compacting, and has extremely important influence on powder metallurgy processes and parts, which is related to the problems of quality, cost, safety, productivity and the like of powder metallurgy product production. Powder compaction dies are also versatile due to the number of powder compaction methods. According to different pressing methods, the method can be divided into: pressing dies, finishing dies, stamping dies, forging dies, and the like. The basic principle of powder metallurgy die design is as follows: the method fully exerts the process characteristics of less powder metallurgy, no cutting processing and approximate forming, and ensures that the blank meets three basic requirements of geometric shape, size, precision, surface roughness, density, distribution and the like, which are all required by a pressing die, a finishing die, a re-pressing die and a forging die.

In the prior art, in a pressing die used in a powder metallurgy die, because metallurgical powder is small in size and is dispersed, residues are easy to remain in the die after pressing, and subsequent pressing die work is easy to be influenced if the residues are not cleaned.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a general type powder metallurgy die has solved the problem of mentioning in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a universal powder metallurgy die comprises a sliding bottom plate, wherein the upper end of the sliding bottom plate is movably connected with the lower end of a pushing scraper, the upper end of the pushing scraper is fixedly connected with the right lower end of a first rack, the upper end of the first rack is meshed with the lower end of a first gear, the first gear is rotatably connected with a second gear through a belt, the right end of the second gear is meshed with the left end of the second rack, the upper end of the second rack is fixedly connected with the lower end of a pressing plate, and the right end of the pressing plate is fixedly connected with the left upper end of a pressing block;

the upper end of the sliding bottom plate is fixedly connected with the lower end of the first sliding block, the upper end of the first sliding block is slidably connected with the lower end of the first rack, a sealing ring is arranged at the right end of the sliding bottom plate, the sliding bottom plate and the first gear are located on the same plane, and the second gear and the second rack are located on the same plane.

Preferably, the left end of the sliding bottom plate is rotatably connected with the lower end of the rotating rod, and the upper end of the rotating rod is rotatably connected with the right lower end of the pressing rod.

Preferably, the bottom end of the pressing rod is fixedly connected with the upper end of the spring, and the lower end of the spring is fixedly connected with the upper end of the limiting rod.

Preferably, the upper right end of the limiting rod is connected with the lower end of the sliding bottom plate in a sliding mode, and the left end of the limiting rod is fixedly connected with the inner wall of the left end of the die shell.

Preferably, the lower end of the sliding bottom plate is connected with the upper end of the second sliding block in a sliding mode, and a triangular support frame is arranged at the lower end of the second sliding block.

Preferably, the right lower end of the sliding bottom plate is in sliding connection with the upper end of a sewage draining outlet, and the lower end of the sewage draining outlet is fixedly connected with the upper end of the waste residue collecting box.

Preferably, a baffle is arranged at the sliding position of the upper end of the first rack and the mold shell, and the baffle is rotatably connected with the mold shell through a torsion spring.

Preferably, the upper end of the die shell is connected with the upper end of the pressing rod and the upper end of the second rack in a sliding mode, and the upper end of the pressing rod is movably connected with the lower end of the pressing plate.

(III) advantageous effects

The utility model provides a general type powder metallurgy die. The method has the following beneficial effects:

(1) this general type powder metallurgy mould is provided with sliding bottom plate, through promoting scraper blade, a rack, a gear, No. two gears and No. two racks for drive clamp plate rebound in-process after briquetting suppression work is accomplished, can drive and promote the residue of scraper blade on to sliding bottom plate and clear up the operation, and the clearance operation follows the clamp plate and moves together, makes the next time work that can not influence the briquetting, can not influence the work efficiency of mould.

(2) This general type powder metallurgy die presses depression bar and dwang through being provided with for when the clamp plate goes up, can stimulate sliding bottom plate through pressing depression bar and dwang and remove left, make clear waste residue can enter into the waste residue collection box through the drain and save, the clear efficiency of assurance improves work efficiency.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure A of the present invention;

FIG. 3 is an enlarged schematic view of the structure B of the present invention;

FIG. 4 is an enlarged schematic view of the structure of the present invention C;

FIG. 5 is an enlarged schematic view of the structure D of the present invention;

FIG. 6 is a schematic view of the torsion spring structure of the present invention;

fig. 7 is a schematic view of the top view structure of the first gear and the second gear of the present invention.

In the figure: the device comprises a sliding bottom plate 1, a first rack 2, a pushing scraper 3, a first gear 4, a belt 5, a second gear 6, a second rack 7, a pressing plate 8, a pressing block 9, a rotating rod 10, a pressing rod 11, a spring 12, a limiting rod 13, a die shell 14, a second sliding block 15, a triangular support frame 16, a sealing ring 17, a sewage draining outlet 18, a waste residue collecting box 19, a baffle 20 and a torsion spring 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-6, the present invention provides a technical solution: a universal powder metallurgy die comprises a sliding bottom plate 1, wherein the upper end of the sliding bottom plate 1 is movably connected with the lower end of a pushing scraper 3, the upper end of the pushing scraper 3 is fixedly connected with the right lower end of a first rack 2, the upper end of the first rack 2 is meshed with the lower end of a first gear 4, the first gear 4 is rotatably connected with a second gear 6 through a belt 5, the right end of the second gear 6 is meshed with the left end of a second rack 7, the upper end of the second rack 7 is fixedly connected with the lower end of a pressing plate 8, and the right end of the pressing plate 8 is fixedly connected with the left upper end of a pressing block 9;

the upper end of a sliding bottom plate 1 is fixedly connected with the lower end of a first sliding block 22, the upper end of the first sliding block 22 is connected with the lower end of a first rack 2 in a sliding manner, the right end of the sliding bottom plate 1 is provided with a sealing ring 17, the sliding bottom plate 1 and a first gear 4 are positioned on the same plane, a second gear 6 and a second rack 7 are positioned on the same plane, the lower end of the sliding bottom plate 1 is connected with the upper end of a second sliding block 15 in a sliding manner, the lower end of the second sliding block 15 is provided with a triangular supporting frame 16, the sliding part of the upper end of the first rack 2 and a mould shell 14 is provided with a baffle plate 20, the baffle plate 20 is rotationally connected with the mould shell 14 through a torsion spring 21, and the sliding bottom plate 1, a pushing scraper plate 3, the first rack 2, the first gear 4, the second gear 6 and the second rack 7 are arranged, so that the pushing scraper plate 3 is driven to clean residues on the sliding bottom plate 1 in the upward movement process when a pressing block 9 is pressed and drives a pressing plate 8 to move upwards, the cleaning operation moves along with the pressing plate 8, so that the next work of the pressing block cannot be influenced, and the working efficiency of the die cannot be influenced;

the left end of a sliding bottom plate 1 is rotatably connected with the lower end of a rotating rod 10, the upper end of the rotating rod 10 is rotatably connected with the lower right end of a pressing rod 11, the bottom end of the pressing rod 11 is fixedly connected with the upper end of a spring 12, the lower end of the spring 12 is fixedly connected with the upper end of a limiting rod 13, the upper right end of the limiting rod 13 is slidably connected with the lower end of the sliding bottom plate 1, the left end of the limiting rod 13 is fixedly connected with the inner wall of the left end of a mold shell 14, the lower right end of the sliding bottom plate 1 is slidably connected with the upper end of a sewage outlet 18, the lower end of the sewage outlet 18 is fixedly connected with the upper end of a waste residue collecting box 19, the upper end of the mold shell 14 is slidably connected with the upper end of the pressing rod 11 and the upper end of a second rack 7, the upper end of the pressing rod 11 is movably connected with the lower end of a pressing plate 8, when the pressing plate 8 rises, the sliding bottom plate 1 can be pulled to move leftwards through the pressing rod 11 and the rotating rod 10, so that clean waste residues can enter the waste residue collecting box 19 through the sewage outlet 18 for storage, the efficiency of the cleanness of assurance improves work efficiency.

When the device is in operation (or in use), when the pressing block 9 finishes pressing work and then rises, the device can drive the second rack 7 to move upwards, further drive the second gear 6 to start anticlockwise rotation, further drive the first gear 4 to start anticlockwise rotation through the belt 5, then the first gear 4 can drive the first rack 2 to move rightwards, can drive the pushing scraper 3 to move rightwards to clean waste residues at the upper end of the sliding bottom plate 1, the pushing scraper 3 can be continuously pushed to move rightwards to clean along with the rising of the pressing plate 8, meanwhile, the pressing rod 11 can drive the sliding bottom plate 1 to move leftwards through the rotating rod 10 due to the upward movement of the elastic force of the spring 12 in the rising process of the pressing plate 8, so that the sewage discharge outlet 18 can be gradually opened at the right end of the sliding bottom plate 1, and after the upper end of the pressing rod 11 is separated from the pressing plate 8, the sewage discharge outlet 18 can be completely opened at the right end of the sliding bottom plate 1, the waste residue cleaned by the pushing scraper 3 can enter the waste residue collection box 19 through the sewage discharge outlet 18, when the pressing block 9 starts to continuously work and moves downwards, the second rack 7 can be driven to move downwards, the second gear 6 is driven to rotate clockwise, the first gear 4 is driven to rotate clockwise through the belt 5, the first rack 2 is pulled leftwards, the first rack 2 is pulled back into the die shell 14, then the baffle plate 20 returns to the initial position under the action of the torsion spring 21, so that the continuous work of the pressing block 9 cannot be influenced, meanwhile, the pressing rod 11 can be pressed to move downwards when the pressing plate 8 moves downwards, the sliding bottom plate 1 is pushed rightwards through the rotating rod 10, so that the sewage discharge outlet 18 is closed and sealed, then the pressing block 9 starts to continuously work, the circulation is repeated, so that the cleaning operation of the pushing scraper 3 cannot influence the work of the pressing block 9, to sum up, be provided with sliding bottom plate 1, promote scraper blade 3, a rack 2, a gear 4, No. two gears 6 and No. two racks 7 for drive clamp plate 8 in-process that moves upwards after briquetting 9 suppression work is accomplished, can drive and promote scraper blade 3 and carry out the cleaning operation to the residue on sliding bottom plate 1, and the cleaning operation follows the clamp plate and moves together, makes the next time work that can not influence briquetting 9, can not influence the work efficiency of mould.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A general type powder metallurgy die, includes sliding bottom plate (1), its characterized in that: the upper end of the sliding bottom plate (1) is movably connected with the lower end of the pushing scraper plate (3), the upper end of the pushing scraper plate (3) is fixedly connected with the right lower end of a first rack (2), the upper end of the first rack (2) is meshed with the lower end of a first gear (4), the first gear (4) is rotatably connected with a second gear (6) through a belt (5), the right end of the second gear (6) is meshed with the left end of a second rack (7), the upper end of the second rack (7) is fixedly connected with the lower end of a pressing plate (8), and the right end of the pressing plate (8) is fixedly connected with the left upper end of a pressing block (9);

sliding bottom plate (1) upper end and slider (22) lower extreme fixed connection, slider (22) upper end and rack (2) lower extreme sliding connection No. one, sliding bottom plate (1) right-hand member is provided with sealing washer (17), sliding bottom plate (1) and gear (4) are in the coplanar, No. two gear (6) and No. two rack (7) are in the coplanar.

2. The universal powder metallurgy die according to claim 1, wherein: slide plate (1) left end and dwang (10) lower extreme rotate to be connected, dwang (10) upper end is rotated with the lower right end of pressing down lever (11) and is connected.

3. The universal powder metallurgy die according to claim 2, wherein: the bottom end of the pressing rod (11) is fixedly connected with the upper end of the spring (12), and the lower end of the spring (12) is fixedly connected with the upper end of the limiting rod (13).

4. A universal powder metallurgy die according to claim 3, wherein: the upper right end of the limiting rod (13) is connected with the lower end of the sliding bottom plate (1) in a sliding mode, and the left end of the limiting rod (13) is fixedly connected with the inner wall of the left end of the die shell (14).

5. The universal powder metallurgy die according to claim 1, wherein: the lower end of the sliding bottom plate (1) is connected with the upper end of the second sliding block (15) in a sliding mode, and the lower end of the second sliding block (15) is provided with a triangular support frame (16).

6. The universal powder metallurgy die according to claim 1, wherein: the lower right end of the sliding bottom plate (1) is connected with the upper end of a sewage draining outlet (18) in a sliding mode, and the lower end of the sewage draining outlet (18) is fixedly connected with the upper end of a waste residue collecting box (19).

7. The universal powder metallurgy die according to claim 1, wherein: a baffle (20) is arranged at the sliding position of the upper end of the first rack (2) and the die shell (14), and the baffle (20) is rotatably connected with the die shell (14) through a torsion spring (21).

8. The universal powder metallurgy die according to claim 4, wherein: the upper end of the die shell (14) is connected with the upper end of the pressing rod (11) and the upper end of the second rack (7) in a sliding mode, and the upper end of the pressing rod (11) is movably connected with the lower end of the pressing plate (8).