CN217293643U

CN217293643U - Two pressure charging devices of a mould

Info

Publication number: CN217293643U
Application number: CN202123183329.0U
Authority: CN
Inventors: 王梅; 林海龙; 张令菊
Original assignee: Ningbo Boxin Machinery Co ltd
Current assignee: Ningbo Boxin Machinery Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-08-26
Anticipated expiration: 2031-12-17

Abstract

The utility model relates to a two dynamic pressure material device of a mould, including outer axle sleeve, interior well spindle and the fixed overcoat of moving, fixed overcoat upper end middle part and lower extreme middle part be provided with upper portion cavity and lower part cavity respectively, fixed overcoat middle part in the vertical well spindle of installing, the upper portion cavity in be provided with and cup joint in the outer axle sleeve that moves of interior well spindle, the lower extreme of fixed overcoat be provided with fixed mounting panel, the upper and lower part lateral wall of upper portion cavity one side on be provided with first air inlet and second air inlet respectively, the upper and lower part lateral wall of lower part cavity on be provided with third air inlet and fourth air inlet respectively. The utility model has the characteristics of pressure is sufficient, avoids powder suppression not enough thoroughly, pressure is average, ensures that the product is complete, simple structure, low in production cost, improvement product precision etc.

Description

Two pressure charging devices of a mould

Technical Field

The utility model relates to a powder pressure head technical field especially relates to a two pressure charging devices of a mould.

Background

In the conventional powder stamping, only one pressure head is usually selected, and in the stamping process, the pressure head pushes a die, and the die is closed to form a powder stamping part, but the scheme has certain defects, wherein the powder stamping is not thorough due to insufficient power of the first stamping, and the distribution of the second pressure is not uniform, so that the powder residue is generated on the edge of a product formed by powder stamping.

Disclosure of Invention

The utility model aims to solve the technical problem that a two material pressing devices of a mould are provided, it is enough to have pressure, avoids the powder suppression not enough thoroughly, pressure is average, ensures characteristics such as product is complete, simple structure, low in production cost, improvement product precision.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a two dynamic pressure material devices of one mould, including outer axle sleeve, interior center of motion axle and fixed overcoat of moving, fixed overcoat upper end middle part and lower extreme middle part be provided with upper portion cavity and lower part cavity respectively, fixed overcoat middle part in vertically install interior center of motion axle, the upper portion cavity in be provided with and cup joint in the outer axle sleeve that moves of interior center of motion axle, the lower extreme of fixed overcoat be provided with fixed mounting panel, the upper and lower part lateral wall of upper portion cavity one side on be provided with first air inlet and second air inlet respectively, the upper and lower part lateral wall of lower part cavity on be provided with third air inlet and fourth air inlet respectively.

As a supplement to the technical scheme, an external movement limiting ring sleeved with an external movement shaft sleeve is arranged in an upper end opening of the upper cavity.

As a supplement to the technical scheme, an adjusting block is installed in an opening at the lower end of the lower cavity, the lower end of the adjusting block adopts an inclined plane structure with the right end inclined downwards, the upper end of the adjusting block is propped against the inner center shaft, an adjusting nut is installed on the left side of the outer movable shaft sleeve, an adjusting screw is installed in the adjusting nut, a sliding block is installed on the right end of the adjusting screw, and an adjusting inclined plane attached to the inclined plane of the adjusting block is adopted on the upper side of the sliding block.

As a supplement to the technical scheme, the outer ring of the lower end of the adjusting block is provided with a circle of positioning ring, the opening of the lower end of the external moving shaft sleeve is provided with a mounting groove matched with the positioning ring, and an adjusting gap is formed between the bottom surface of the mounting groove and the positioning ring.

Has the advantages that: the utility model relates to a two dynamic pressure material device of a mould, make this device have two stamping structure through setting up external axle sleeve and interior center of motion axle, two stamping structure can start alone, also can synchronous start, upper portion cavity and lower part cavity have been set up, make upper portion cavity and lower part cavity independently promote external axle sleeve and interior center of motion axle, through setting up first air inlet, the second air inlet, third air inlet and fourth air inlet, realize the pneumatics of device, it is enough to have pressure, avoid powder suppression thoroughly inadequately, pressure is average, ensure that the product is complete, moreover, the steam generator is simple in structure, low in production cost, improve characteristics such as product precision.

Drawings

Fig. 1 is a structural view of the present invention.

The figure is as follows: 1. the device comprises a fixed outer sleeve, 2, an upper chamber, 3, a lower chamber, 4, a fixed mounting plate, 5, an external moving shaft sleeve, 6, an external moving limiting ring, 7, an adjusting nut, 8, an adjusting screw, 9, a sliding block, 10, a mounting groove, 11, an adjusting gap, 12, an internal central shaft, 13, a first air inlet, 14, a second air inlet, 15, a third air inlet, 16, a fourth air inlet, 17 and an adjusting block.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

The utility model discloses an embodiment relates to a two pressure feed gear of a mould, as shown in figure 1, including outer axle sleeve 5, interior center of the motion shaft 12 and fixed overcoat 1 of moving, 1 upper end middle part of fixed overcoat and lower extreme middle part be provided with upper portion cavity 2 and lower part cavity 3 respectively, 1 middle part of fixed overcoat in vertically install interior center of the

motion shaft

12, 2 in the upper portion cavity be provided with cup joint in the outer axle sleeve 5 that moves of interior center of the motion shaft 12, the lower extreme of fixed overcoat 1 be provided with fixed mounting panel 4, the upper and lower part lateral wall of 2 one sides of upper portion cavity on be provided with first air inlet 13 and second air inlet 14 respectively, the upper and lower part lateral wall of lower part cavity 3 on be provided with third air inlet 15 and fourth air inlet 16 respectively.

Make this device have two stamping structure through setting up outer movable shaft sleeve 5 and interior moving-center axle 12 among this technical scheme, two stamping structure can start alone, also can the synchronous start, when the product that needs to produce is in the more complicated powder pressing product of edge part structure, at first start outer movable shaft sleeve 5, make outer movable shaft sleeve 5 suppress the edge, later start interior moving-center axle 12, suppress the product middle part, two suppression makes the product complete, when needs suppress large-scale powder product, two stamping structure synchronous start, make outer movable shaft sleeve 5 and interior moving-center axle 12 carry out the punching press simultaneously, because synchronous punching press, its stamping force is the twice of ordinary punching press, ensure that the product is complete to form.

The technical scheme is provided with the upper chamber 2 and the lower chamber 3, so that the upper chamber 2 and the lower chamber 3 can independently push the external moving shaft sleeve 5 and the internal central moving shaft 12, and the pneumatic device is realized by arranging the first air inlet 13, the second air inlet 14, the third air inlet 15 and the fourth air inlet 16.

As a supplement to the technical scheme, an external movement limiting ring 6 sleeved with an external movement shaft sleeve 5 is arranged in an opening at the upper end of the upper cavity 2.

According to the technical scheme, the movement limit position of the external movement shaft sleeve 5 is limited by arranging the external movement limiting ring 6.

As a supplement to the technical solution, the lower end opening of the lower chamber 3 is provided with an adjusting block 17, the lower end of the adjusting block 17 adopts an inclined plane structure with the right end inclined downwards, the upper end of the adjusting block is propped against the inner central shaft 12, the left side of the outer movable shaft sleeve 5 is provided with an adjusting nut 7, the adjusting nut 7 is internally provided with an adjusting screw 8, the right end of the adjusting screw 8 is provided with a slide block 9, and the upper side of the slide block 9 adopts an adjusting inclined plane which is attached to the inclined plane of the adjusting block 17.

The adjusting nut 7 is arranged in the technical scheme to facilitate installation of the adjusting screw 8, the adjusting screw 8 can move towards the right direction through the internal thread of the adjusting nut 7 and the thread of the adjusting screw 8, the sliding block 9 is pushed, the adjusting inclined plane of the sliding block 9 can push the adjusting block 17 to move upwards, and the upper end position of the inner central shaft 12 is finely adjusted.

As a supplement to the technical scheme, a circle of positioning ring is arranged on the outer ring of the lower end of the adjusting block 17, an installation groove 10 matched with the positioning ring is formed in the opening of the lower end of the external moving shaft sleeve 5, and an adjusting gap 11 is formed between the bottom surface of the installation groove 10 and the positioning ring.

By providing the adjustment clearance 11, the adjustment block 17 has a rising space, so that the position of the inner center shaft 12 is finely adjusted.

Examples

When the maximum distance of the gap 11 is adjusted to be 3 mm, in the production process of the technical scheme, firstly, a die is installed below the device, wherein the extending ends of the outer movable shaft sleeve 5 and the inner central moving shaft 12 face downwards, the outer movable shaft sleeve 5 and the inner central moving shaft 12 are respectively in butt joint with a stamping die core, when an air pressure source enters the upper cavity 2 and the lower cavity 3 from the second air inlet 14 and the fourth air inlet 16, the outer movable shaft sleeve 5 and the inner central moving shaft 12 extend out, the outer movable shaft sleeve 5 and the inner central moving shaft 12 push the powder die, and a product is pressed after the powder die is closed.

The structure of the powder product is more compact and the quality is higher because the external movable shaft sleeve 5 and the internal central shaft 12 are controlled by two pressure sources.

The extension amount of the inner center shaft 12 can be finely adjusted through the adjusting screw 8, the adjusting screw 8 rotates, the adjusting screw 8 moves towards the right under the action of the internal thread of the adjusting nut 7, the adjusting screw 8 pushes the sliding block 9, the sliding block 9 pushes the adjusting block 17, and the adjusting block 17 pushes the inner center shaft 12.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The foregoing detailed description is directed to a one-die two-pressing device provided in the present application, and specific examples are applied herein to illustrate the principles and embodiments of the present application, and the above description of the embodiments is only used to help understand the method and the core concept of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims

1. The utility model provides a two dynamic pressure material device of a mould which characterized in that: the novel movable type air compressor comprises an outer movable shaft sleeve (5), an inner center shaft (12) and a fixed outer sleeve (1), wherein an upper cavity (2) and a lower cavity (3) are respectively arranged in the middle of the upper end and the middle of the lower end of the fixed outer sleeve (1), the inner center shaft (12) is vertically arranged in the middle of the fixed outer sleeve (1), the outer movable shaft sleeve (5) sleeved on the inner center shaft (12) is arranged in the upper cavity (2), a fixed mounting plate (4) is arranged at the lower end of the fixed outer sleeve (1), a first air inlet (13) and a second air inlet (14) are respectively arranged on the side wall of the upper part and the lower part of one side of the upper cavity (2), and a third air inlet (15) and a fourth air inlet (16) are respectively arranged on the side wall of the upper part and the lower part of the lower cavity (3).

2. A one-die two-press molding apparatus according to claim 1, wherein: an external movement limiting ring (6) sleeved with an external movement shaft sleeve (5) is arranged in an opening at the upper end of the upper chamber (2).

3. A one-die two-press molding apparatus according to claim 1, wherein: lower extreme opening of lower part cavity (3) in install regulating block (17), regulating block (17) lower extreme adopt the inclined plane structure of right-hand member slope down, the upper end pushes up with interior center of motion axle (12) mutually, outer axle sleeve (5) left side of moving install adjusting nut (7), adjusting nut (7) in install adjusting screw (8), the right-hand member of adjusting screw (8) on install slider (9), slider (9) upside adopt the adjustment inclined plane of laminating with the inclined plane of regulating block (17).

4. A one-die two-press molding apparatus according to claim 3, wherein: the lower extreme outer lane of regulating block (17) be provided with the round holding ring, move axle sleeve (5) lower extreme opening outward and be provided with mounting groove (10) that match with the holding ring, be provided with between mounting groove (10) bottom surface and the holding ring and adjust space (11).