CN210907998U

CN210907998U - High-precision quick forming pressing cylinder die

Info

Publication number: CN210907998U
Application number: CN201922019414.XU
Authority: CN
Inventors: 黎绍峰
Original assignee: Shenzhen Fuxin Precision Technology Co ltd
Current assignee: Shenzhen Fuxin Precision Technology Co ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-07-03
Anticipated expiration: 2029-11-21

Abstract

The utility model discloses a high accuracy rapid prototyping presses down cylinder mould relates to the mould field of making, reach including the bed die and go up the mould, a first cavity has been seted up to the upper surface of bed die, the inner wall bottom sliding connection of first cavity has four gag lever posts, the last fixed surface of going up the mould is connected with an electric lift pole, the lower surface of going up the mould has been seted up one and has been extended into its inside second cavity, the upper surface of going up the mould has four bolts with gag lever post matched with through threaded connection, the one end of bolt extends into the inside of second cavity, go up the mould and seted up a moulding-injection mouth in week side, moulding-injection mouth link up with the second cavity mutually. This be used for high accuracy quick shaping to press cylinder mould has solved cylinder and cylinder cap and has generally adopted the bolt to be connected, and nevertheless the cylinder can't directly form the screw when taking shape in the mould, need carry out the screw thread before the installation and punch alone, and the step is comparatively loaded down with trivial details, has increased manufacturing cost's problem.

Description

High-precision quick forming pressing cylinder die

Technical Field

The utility model relates to a mould field of making specifically is a high accuracy rapid prototyping presses down cylinder mould.

Background

The cylinder is a cylindrical metal machine part for guiding the piston to do linear reciprocating motion in the cylinder, the working medium converts heat energy into mechanical energy through expansion in the cylinder of the engine, the gas is compressed by the piston in the cylinder of the compressor to improve pressure, the shell of the turbine, the rotary piston engine and the like is generally called as the cylinder, the cylinder converts the pressure energy of the compressed air into mechanical energy, the driving mechanism does linear reciprocating motion, swinging and rotating motion, and the cylinder comprises a cylinder barrel, a cylinder cover, the piston, a piston rod, a sealing element and the like;

the cylinder barrel is generally connected with the cylinder cover through bolts, but the cylinder barrel cannot directly form a screw hole when being formed in a die, and the screw thread punching is needed to be carried out before installation, so that the steps are complex, and the manufacturing cost is increased.

Disclosure of Invention

Technical problem to be solved

Not enough to prior art, the utility model provides a quick shaping of high accuracy presses down cylinder mould has solved cylinder and cylinder cap and has generally adopted the bolt to be connected, and nevertheless cylinder can't directly form the screw when taking shape in the mould, need carry out the screw alone before the installation and punch, and the step is comparatively loaded down with trivial details, has increased manufacturing cost's problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: including the bed die and go up the mould, a first cavity has been seted up to the upper surface of bed die, the inner wall bottom sliding connection of first cavity has four gag lever posts, the last fixed surface of going up the mould is connected with a second electric lift pole, the lower surface of going up the mould has been seted up one and has been extended into its inside second cavity, the upper surface of going up the mould has four bolts with gag lever post matched with through threaded connection, the one end of bolt extends into the inside of second cavity, go up the week side of mould and seted up an injection moulding mouth, the injection moulding mouth link up with the second cavity mutually.

Preferably, the bottom of the inner wall of the first cavity is provided with four through holes penetrating through the lower surface of the lower die, the limiting rod is connected with the lower die in a sliding mode through the through holes, and the limiting rod is in interference fit with the through holes.

Preferably, the lower surface of the lower die is provided with a fixed bottom plate through a first electric lifting rod, and two ends of the first electric lifting rod are respectively fixedly connected with the lower die and the fixed bottom plate.

(III) advantageous effects

The utility model provides a high accuracy rapid prototyping presses cylinder mould. The method has the following beneficial effects:

(1) this be used for high accuracy quick shaping to press cylinder mould, through bed die and gag lever post sliding connection, go up mould and bolt threaded connection's mating reaction, make the gag lever post form the through-hole to its week side when the cylinder takes shape, take shape the back rotation bolt, make it shift out the through-hole with the gag lever post oppression, the bolt expands the through-hole when oppressing the gag lever post and changes, make it form the screw thread, it generally adopts the bolt to be connected with the cylinder cap to have solved the cylinder, but the cylinder can't directly form the screw when taking shape in the mould, need carry out the screw thread before the installation alone and punch, the step is comparatively loaded down with trivial details, manufacturing cost's problem has been.

Drawings

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

FIG. 2 is an exploded view of the lower mold structure of the present invention;

FIG. 3 is a schematic sectional view of the upper mold and the lower mold of the present invention;

fig. 4 is a schematic bottom view of the upper mold of the present invention.

In the figure: 1. a lower die; 11. a first cavity; 12. a through hole; 13. a first electric lift lever; 14. fixing the bottom plate; 2. an upper die; 21. a bolt; 22. injecting a mold opening; 23. a second cavity; 3. an electric lifting rod; 4. a limiting rod.

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. 1-4, the present invention provides a technical solution: in order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the upper die comprises a lower die 1 and an upper die 2, wherein a first cavity 11 is formed in the upper surface of the lower die 1, a second cavity 23 extending into the lower surface of the upper die 2 is formed in the lower surface of the upper die, the first cavity 11 and the second cavity 23 are matched and sealed with each other, molten alloy is cooled and formed in the upper cavity, four limiting rods 4 are connected to the bottom of the inner wall of the first cavity 11 in a sliding manner, the height of the four limiting rods 4 is the same as that of the first cavity 11 and the second cavity 23 after matching, the limiting rods are located in the upper cavity to form four holes when the alloy is cooled, a second electric lifting rod 3 is fixedly connected to the upper surface of the upper die 2, the second electric lifting rod 3 is in the prior art, a SWL10T spiral lifting rod can be selected as a model, four bolts 21 matched with the limiting rods 4 are connected to the upper surface of the upper die 2 through threads, and the height of each bolt 21 is larger than that of the, when moving downwards, the limiting rod 4 can be pushed out of the first cavity, one end of the bolt 21 extends into the second cavity 23, the bolt 21 and the limiting rod 4 are located at the same vertical position, when moving downwards, the bolt 21 contacts with the top end of the limiting rod 4 and can be pushed out of the first cavity 11, the periphery of the upper die 2 is provided with an injection molding opening 22, the injection molding opening 22 is communicated with the second cavity 23, molten alloy enters the second cavity 23 through the injection molding opening 22, the bottom of the inner wall of the first cavity 11 is provided with four through holes 12 penetrating through the lower surface of the lower die 1, the limiting rod 4 is connected with the lower die 1 in a sliding manner through the through holes 12, the limiting rod 4 is in interference fit with the through holes 12, the limiting rod 4 moves out of the first cavity 11 through the through holes 12 under the compression of the bolt 21, the diameter of the bolt 21 is larger than that of the limiting rod 4, and the bolt 21 can expand a hole formed when compressing the limiting rod 4, form the screw hole, the lower surface of bed die 1 is provided with PMKD 14 through first electric lift rod 13, PMKD 14 is whole to be the character cut in bas-relief, the one end of first electric lift rod 13 and PMKD 14's inner wall fixed connection, first electric lift rod 13 is prior art, SWL10T spiral lifter can be chooseed for use to the model, the both ends of first electric lift rod 13 respectively with bed die 1, when the first electric lift rod 13 of PMKD 14 fixed connection moves down, gag lever post 4 contacts with PMKD 14's both ends, and be supported in first cavity 11.

When the alloy injection die is used, only the first electric lifting rod 13 needs to be closed firstly, the first electric lifting rod 13 drives the lower die 1 to move downwards, the bottom end of the limiting rod 4 is in contact with two ends of the fixing bottom plate 14 in the downward moving process of the lower die 1, then the limiting rod 4 is pushed into the first cavity 11, then the first electric lifting rod 13 and the second electric lifting rod 3 are respectively started, the first electric lifting rod 13 and the second electric lifting rod 3 respectively drive the lower die 1 and the upper die 2 to approach each other until the lower die 1 and the upper die 2 are in close contact with each other, then alloy in a molten state is injected into the second cavity 23, the bolt 21 is rotated after the alloy is cooled and formed, the bolt 21 moves downwards to be in contact with the top end of the limiting rod 4, then the bolt 21 continues to be rotated, the bolt 21 pushes the limiting rod 4 out of the cylinder barrel and expands a hole formed by the limiting rod to form a threaded hole, the first electric lifting rod 13, the second, And the second electric lifting rod 3, the lower die 1 and the upper die 2 are separated from each other, and then the bolt 21 is rotated reversely, and the bolt 21 is screwed out of the cylinder barrel.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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. The utility model provides a cylinder mould is pressed in quick shaping of high accuracy which characterized in that: comprises a lower die (1) and an upper die (2);

a first cavity (11) is formed in the upper surface of the lower die (1), and four limiting rods (4) are connected to the bottom of the inner wall of the first cavity (11) in a sliding mode;

the upper surface of the upper die (2) is fixedly connected with a second electric lifting rod (3), the lower surface of the upper die (2) is provided with a second cavity (23) extending into the upper die, the upper surface of the upper die (2) is connected with four bolts (21) matched with the limiting rod (4) through threads, and one end of each bolt (21) extends into the second cavity (23);

an injection molding opening (22) is formed in the peripheral side of the upper mold (2), and the injection molding opening (22) is communicated with the second cavity (23).

2. The high-precision rapid-forming pressing cylinder die as claimed in claim 1, wherein: four through holes (12) penetrating through the lower surface of the lower die (1) are formed in the bottom of the inner wall of the first cavity (11), the limiting rod (4) is connected with the lower die (1) in a sliding mode through the through holes (12), and the limiting rod (4) is in interference fit with the through holes (12).

3. The high-precision rapid-forming pressing cylinder die as claimed in claim 1, wherein: the lower surface of the lower die (1) is provided with a fixed bottom plate (14) through a first electric lifting rod (13), and two ends of the first electric lifting rod (13) are fixedly connected with the lower die (1) and the fixed bottom plate (14) respectively.