CN215090681U

CN215090681U - Powder metallurgy sprocket former

Info

Publication number: CN215090681U
Application number: CN202120642609.4U
Authority: CN
Inventors: 李朝芹
Original assignee: Jiangsu Zhenning Semiconductor Research Institute Co Ltd
Current assignee: Jiangsu Zhenning Semiconductor Research Institute Co Ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-12-10
Anticipated expiration: 2031-03-30

Abstract

The utility model belongs to the technical field of powder metallurgy equipment, in particular to powder metallurgy sprocket forming equipment, aiming at the problem that the prior powder forming is inconvenient for demoulding, the following proposal is proposed, which comprises two L-shaped supporting plates, the same annular plate is fixedly arranged on the two L-shaped supporting plates, the bottom of the annular plate is contacted with a bottom plate, the top of the bottom plate is fixedly provided with a fixed column, the two L-shaped supporting plates are fixedly provided with two fixed rods, the four fixed rods are provided with the same upper die in a sliding way, the two L-shaped supporting plates are fixedly provided with air cylinders, the output shafts of the two air cylinders are fixedly connected with the top of the bottom plate, one side of the two L-shaped supporting plates is provided with a slide way, the two slide ways are internally and respectively provided with a slide plate in a sliding way, one side of the two slide plates is fixedly provided with the same stabilizing plate, the top of the stabilizing plate is contacted with the bottom of the bottom plate, the utility model discloses be convenient for carry out the drawing of patterns, simple structure, convenient to use.

Description

Powder metallurgy sprocket former

Technical Field

The utility model relates to a powder metallurgy equipment technical field especially relates to a powder metallurgy sprocket former.

Background

Powder metallurgy is a process technology for preparing metal powder or using metal powder (or a mixture of metal powder and nonmetal powder) as a raw material to manufacture metal materials, composite materials and various products through molding and sintering, and the molding is mostly finished in a mold.

In the prior art, demoulding is inconvenient after powder forming, so a powder metallurgy chain wheel forming device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming of being not convenient for carry out the drawing of patterns behind the powder shaping, and the powder metallurgy sprocket former who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a powder metallurgy sprocket former, including two L shape backup pads, fixed mounting has same annular slab in two L shape backup pads, the bottom contact of annular slab has the bottom plate, the top fixed mounting of bottom plate has the fixed column, equal fixed mounting has two dead levers in two L shape backup pads, slidable mounting has same last mould on four dead levers, equal fixed mounting has the cylinder in two L shape backup pads, the output shaft of two cylinders all with the top fixed connection of bottom plate, the slide has all been seted up to one side of two L shape backup pads, equal slidable mounting has the slide in two slides, one side fixed mounting of two slides has same steadying plate, the top of steadying plate contacts with the bottom of bottom plate mutually.

Preferably, one of the two L-shaped supporting plates is rotatably provided with a first rotating shaft and a second rotating shaft, one end of the first rotating shaft is fixedly provided with a first gear, the first gear is meshed with a first rack, and the first rack is fixedly connected with the upper die.

Preferably, the same top plate is fixedly mounted on the four fixing rods, a hydraulic cylinder is fixedly mounted at the top of the top plate, and an output shaft of the hydraulic cylinder is fixedly connected with the top of the upper die.

Preferably, one end of the second rotating shaft is fixedly provided with a second gear, the second gear is engaged with a second rack, and the second rack is fixedly arranged at the top of the sliding plate.

Preferably, the fixed cover in the outside of first axis of rotation is equipped with first sprocket, and the fixed cover in the outside of second axis of rotation is equipped with the second sprocket, and the meshing has same chain on first sprocket and the second sprocket.

Compared with the prior art, the utility model has the advantages of:

(1) when the scheme is used, powder is added into a space formed by the annular plate and the bottom plate, the upper die is driven to move downwards through the hydraulic cylinder to perform pressure forming, the upper die moves downwards to drive the first rack to move, the first rack drives the first gear to rotate, the first gear drives the first rotating shaft to rotate, the first rotating shaft drives the first chain wheel to rotate, the first chain wheel drives the second chain wheel to rotate through the chain, the second chain wheel drives the second rotating shaft to rotate, the second rotating shaft drives the second gear to rotate, the second gear drives the second rack to move, the second gear drives the sliding plate to move, the sliding plate drives the stabilizing plate to move to the bottom of the bottom plate, the top of the stabilizing plate is in contact with the bottom of the bottom plate to support the bottom plate to prevent the bottom plate from being deformed under pressure, the hydraulic cylinder drives the upper die to move upwards during demolding, the stabilizing plate moves away from the bottom of the bottom plate, and the two cylinders push the bottom plate to move downwards, the molded product is further removed from the annular plate, so that demolding is convenient;

(2) the utility model discloses be convenient for carry out the drawing of patterns, simple structure, convenient to use.

Drawings

Fig. 1 is a schematic structural view of a powder metallurgy sprocket forming device provided by the present invention;

FIG. 2 is a schematic structural view of part A of a powder metallurgy sprocket forming apparatus according to the present invention;

fig. 3 is a schematic structural diagram of a part B of the powder metallurgy sprocket forming apparatus according to the present invention.

In the figure: the device comprises a 1L-shaped supporting plate, a 2 annular plate, a 3 bottom plate, a 4 air cylinder, a 5 sliding plate, a 6 stabilizing plate, a 7 fixing rod, an 8 upper die, a 9 first rack, a 10 first rotating shaft, a 11 first gear, a 12 first chain wheel, a 13 second rotating shaft, a 14 second chain wheel, a 15 chain, a 16 second gear and a 17 second rack.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Referring to fig. 1-3, a powder metallurgy sprocket former, including two L shape backup pads 1, fixed mounting has same annular plate 2 on two L shape backup pads 1, the bottom contact of annular plate 2 has bottom plate 3, the top fixed mounting of bottom plate 3 has the fixed column, equal fixed mounting has two dead levers 7 on two L shape backup pads 1, slidable mounting has same last mould 8 on four dead levers 7, equal fixed mounting has cylinder 4 on two L shape backup pads 1, the output shaft of two cylinder 4 all with the top fixed connection of bottom plate 3, the slide has all been seted up to one side of two L shape backup pads 1, equal slidable mounting has slide 5 in two slides, one side fixed mounting of two slides 5 has same steadying plate 6, the top of steadying plate 6 contacts with the bottom of bottom plate 3.

In this embodiment, one L-shaped support plate 1 of the two L-shaped support plates 1 is rotatably mounted with a first rotating shaft 10 and a second rotating shaft 13, one end of the first rotating shaft 10 is fixedly mounted with a first gear 11, the first gear 11 is engaged with a first rack 9, and the first rack 9 is fixedly connected with the upper die 8.

In this embodiment, fixed mounting has same roof on four dead levers 7, and the top fixed mounting of roof has the pneumatic cylinder, the output shaft of pneumatic cylinder and the top fixed connection of last mould 8.

In this embodiment, a second gear 16 is fixedly mounted at one end of the second rotating shaft 13, a second rack 17 is engaged with the second gear 16, and the second rack 17 is fixedly mounted on the top of the sliding plate 5.

In this embodiment, a first sprocket 12 is fixedly sleeved on the outer side of the first rotating shaft 10, a second sprocket 14 is fixedly sleeved on the outer side of the second rotating shaft 13, and the same chain 15 is engaged with the first sprocket 12 and the second sprocket 14.

In the embodiment, when the powder injection molding machine is used, powder is added into a space formed by the annular plate 2 and the bottom plate 3, the upper die 8 is driven by the hydraulic cylinder to move downwards to be subjected to pressure molding, the upper die 8 moves downwards to drive the first rack 9 to move, the first rack 9 drives the first gear 11 to rotate, the first gear 11 drives the first rotating shaft 10 to rotate, the first rotating shaft 10 drives the first chain wheel 12 to rotate, the first chain wheel 12 drives the second chain wheel 14 to rotate through the chain 15, the second chain wheel 14 drives the second rotating shaft 13 to rotate, the second rotating shaft 13 drives the second gear 16 to rotate, the second gear 16 drives the second rack 17 to move, the second rack 17 drives the sliding plate 5 to move, the sliding plate 5 drives the stabilizing plate 6 to move to the bottom of the bottom plate 3, the top of the stabilizing plate 6 is in contact with the bottom of the bottom plate 3 to support the bottom plate 3 to prevent the bottom plate 3 from being deformed under pressure, and when the upper die is removed, the hydraulic cylinder drives the upper die 8 to move upwards first, at the moment, the stabilizing plate 6 moves away from the bottom of the bottom plate 3, the two cylinders 4 push the bottom plate 3 to move downwards, and then the formed product is moved out of the annular plate 2, so that demoulding is convenient.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. The utility model provides a powder metallurgy sprocket former, including two L shape backup pads (1), a serial communication port, fixed mounting has same annular plate (2) on two L shape backup pads (1), the bottom contact of annular plate (2) has bottom plate (3), the top fixed mounting of bottom plate (3) has the fixed column, equal fixed mounting has two dead levers (7) on two L shape backup pads (1), slidable mounting has same last mould (8) on four dead levers (7), equal fixed mounting has cylinder (4) on two L shape backup pads (1), the output shaft of two cylinders (4) all with the top fixed connection of bottom plate (3), the slide has all been seted up to one side of two L shape backup pads (1), equal slidable mounting has slide (5) in two slides, one side fixed mounting of two slides (5) has same steadying plate (6), the top of steadying plate (6) contacts with the bottom of bottom plate (3).

2. The powder metallurgy sprocket forming device according to claim 1, wherein one L-shaped support plate (1) of the two L-shaped support plates (1) is rotatably provided with a first rotating shaft (10) and a second rotating shaft (13), one end of the first rotating shaft (10) is fixedly provided with a first gear (11), the first gear (11) is engaged with a first rack (9), and the first rack (9) is fixedly connected with the upper die (8).

3. The powder metallurgy sprocket forming device of claim 1, wherein the same top plate is fixedly arranged on the four fixing rods (7), a hydraulic cylinder is fixedly arranged on the top of the top plate, and an output shaft of the hydraulic cylinder is fixedly connected with the top of the upper die (8).

4. The powder metallurgy sprocket forming device according to claim 2, wherein one end of the second rotating shaft (13) is fixedly provided with a second gear (16), the second gear (16) is engaged with a second rack (17), and the second rack (17) is fixedly arranged on the top of the sliding plate (5).

5. The powder metallurgy sprocket forming device according to claim 2, wherein a first sprocket (12) is fixedly sleeved on the outer side of the first rotating shaft (10), a second sprocket (14) is fixedly sleeved on the outer side of the second rotating shaft (13), and the same chain (15) is meshed on the first sprocket (12) and the second sprocket (14).