CN213530671U - Loam core mould with strong exhausting function - Google Patents

Abstract

The utility model discloses a loam core mould with strong exhaust function, which comprises a frame, the internal connection of frame has the notes mud subassembly that is used for the filling, the inside of frame is provided with makes the fashioned moulding subassembly of loam core, the inside of frame is provided with and is the same as the subassembly of taking a breath that makes the loam core design, the one end of annotating the mud subassembly is connected with the stirring subassembly that is used for making former mud keep flowing, annotate the mud subassembly and include the diaphragm, mud pipe and compressed gas case, the outer end of diaphragm all with the inner wall fixed connection of frame, the vertical fixedly connected with mud pipe that runs through of one end of diaphragm, the one end fixedly connected with compressed gas case of mud pipe, the lower surface of diaphragm is stretched out to the lower extreme of mud pipe the utility model discloses can avoid the static back caking of loam core to lead to the removal effect to descend, and make the impaired life that reduces of bed die after the mud pipe falls down.

Description

Loam core mould with strong exhausting function

Technical Field

The utility model relates to a loam core forming die field especially relates to a loam core mould with strong exhausting function.

Background

The core is commonly called as a mud core and a core, is used for forming the internal structure of a casting during casting, and is usually made of core mud prepared from raw mud, a binder, water glass, resin and the like in a core box by hand or by machines, such as a core blowing machine, a core shooting machine and the like.

Usually, a skeleton made of iron wire or cast iron is arranged in a core, which is called a core skeleton, commonly called a clay core skeleton or a core iron, in metal mold casting, a core made of metal is commonly used, and is pulled out in time after the metal is solidified, when complex castings such as cylinder heads and the like are produced in batch or mass production, the core is also used for forming a casting mold, namely a core assembly molding, which is called a core assembly molding, the conventional clay, vegetable oil and synthetic grease are used as a core adhesive and are gradually eliminated, a small batch of castings are used for producing self-hardening resin, self-hardening water glass is used as a core adhesive, a large batch of castings are used for producing hot core boxes, cold core boxes and a coating clay process is used as the core.

In the prior art, both a hot box method and a cold box method need a certain time to wait for forming of a sand core after forming of the sand core, and the static flowability of core mud to be used subsequently in the process is reduced, so that a sand core mold with a strong exhaust function is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a loam core mould with strong exhausting function to solve the problem that proposes among the above-mentioned background art.

In order to realize above-mentioned purpose, a loam core mould with strong exhausting function, includes the frame, the internal connection of frame has the notes mud subassembly that is used for the filling, the inside of frame is provided with makes the fashioned moulding subassembly of loam core, the inside of frame is provided with and is the same as the subassembly of taking a breath that makes the loam core design, the one end of annotating the mud subassembly is connected with and is used for making former mud keep the stirring subassembly that flows.

Preferably, annotate the mud subassembly and include diaphragm, mud pipe and compressed air case, the outer end of diaphragm all with the inner wall fixed connection of frame, the vertical fixedly connected with mud pipe that runs through of one end of diaphragm, the one end fixedly connected with compressed air case of mud pipe, the lower surface of diaphragm is stretched out to the lower extreme of mud pipe, and setting up through annotating the mud subassembly provides power to the device is to mould intracavity injection core mud.

Preferably, the shaping assembly comprises electric hydraulic rods, an upper die, mud injection holes, a movable plate, a lower die, partition plates and a die base, the upper ends of the two groups of electric hydraulic rods are fixedly connected with the lower end of the transverse plate, the lower ends of the electric hydraulic rods are symmetrically and fixedly connected with the upper die along a central line, the upper end of the upper die is provided with the mud injection holes vertically corresponding to mud pipe positions, the upper end of the upper die is connected with the movable plate in a sliding manner, the lower end of the movable plate is provided with an insertion block matched with the size of the mud injection holes, the lower end of the upper die is inserted with the lower die, the upper end of the lower die is symmetrically and fixedly connected with the two groups of partition plates along the central line, the lower die is inserted with the upper die through the partition plates, the upper end face of the upper die is provided with an insertion groove matched with the size of the partition plates, the lower end of the lower, and provides a sealed space for it to be subjected to the catalytic gas.

Preferably, the subassembly of taking a breath includes gas pitcher, intake pipe, gas pocket and blast pipe, the inside of frame is provided with the gas pitcher, the one end fixedly connected with intake pipe of gas pitcher, two groups the gas pocket sets up in the one side that the baffle is close to the gas pitcher, two groups the gas pocket is in same height, the one end of gas pocket is pegged graft and is had the blast pipe, the subassembly of taking a breath provides catalytic gas and retrieves through the blast pipe.

Preferably, the stirring subassembly includes agitator, pivot, commentaries on classics leaf and stop valve, the equal fixedly connected with mud pipe of the last lower extreme of agitator, the axle center department of agitator both ends outer wall rotates and is connected with the pivot, the pivot is in the commentaries on classics leaf of the inside outer wall fixedly connected with multiunit straggly distribution of agitator, the department fixedly connected with stop valve of being connected with of agitator lower extreme and mud pipe makes core mud keep flowing through setting up of stirring subassembly.

Preferably, the outside of going up mould, baffle is smooth surface, the size in notes mud hole and the size looks adaptation of mud pipe, the movable plate size is greater than the size in notes mud hole, the height when the high mould that is greater than of baffle is pressed with the bed die has formed the required shaping chamber of mould shaping through the combination of baffle and last mould.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a setting up of stirring subassembly can let down criticize the loam core that is used for casting the core and keep flowing, avoids caking to lead to the removal effect to descend after its is static, and makes its life of impaired reduction of bed die in the same direction as the mud pipe falls down.

2. The utility model discloses a setting up of subassembly of taking a breath can catalyze the loam core of mould shaping intracavity, and the gas pocket reduces with annotating the error rate when the mud hole is not in the coplanar and uses, has promoted the gas tightness when device uses.

3. Make the fashioned effect of loam core better through the shaping chamber that baffle and last mould formed, will go up mould and bed die seal after living mud through the setting of fly leaf, make loam core shaping effect better, easy operation and easy to use.

Drawings

Fig. 1 is a side view of a sand core mold with strong exhaust function provided by the utility model;

FIG. 2 is a schematic view of the connection between the air inlet pipe, the air outlet pipe and the air hole in the sand core mold with strong air exhaust function provided by the utility model;

fig. 3 is the schematic view of the upper surface of the middle and lower moulds of the loam core mould with strong exhaust function provided by the utility model.

Illustration of the drawings:

1. a frame; 2. a mud injection assembly; 3. a shaping component; 4. a ventilation assembly; 5. a stirring assembly; 6. a transverse plate; 7. mud pipe; 8. a compressed air tank; 9. an electro-hydraulic lever; 10. an upper die; 11. injecting mud holes; 12. a movable plate; 13. a lower die; 14. a partition plate; 15. a mold base; 16. a gas tank; 17. an air inlet pipe; 18. air holes; 19. an exhaust pipe; 20. a stirring barrel; 21. a rotating shaft; 22. rotating the leaves; 23. and a stop valve.

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. 1-3, a core mold with a strong exhaust function is shown, which includes a frame 1, a mud injection assembly 2 for filling is connected to the inside of the frame 1, a shaping assembly 3 for shaping the core is arranged inside the frame 1, an air exchange assembly 4 for shaping the core is arranged inside the frame 1, and an agitation assembly 5 for keeping the raw mud flowing is connected to one end of the mud injection assembly 2.

The shaping assembly 3 comprises electric hydraulic rods 9, an upper die 10, mud injection holes 11, a movable plate 12, a lower die 13, partition plates 14 and a die base 15, the upper ends of the two groups of electric hydraulic rods 9 are fixedly connected with the lower end of a transverse plate 6, the lower ends of the electric hydraulic rods 9 are symmetrically and fixedly connected with the upper die 10 along a central line, the upper end of the upper die 10 is provided with the mud injection holes 11 vertically corresponding to mud pipes 7, the upper end of the upper die 10 is slidably connected with the movable plate 12, the lower end of the movable plate 12 is provided with an insert block matched with the mud injection holes 11 in size, the lower end of the upper die 10 is inserted with the lower die 13, the upper end of the lower die 13 is symmetrically and fixedly connected with the two groups of partition plates 14 along the central line, the lower die 13 is inserted with the upper die 10 through the partition plates 14, the upper end surface of the upper die 10 is provided with, the lower extreme fixedly connected with mould base 15 of bed die 13, subassembly 4 takes a breath includes gas pitcher 16, intake pipe 17, gas pocket 18 and blast pipe 19, the inside of frame 1 is provided with gas pitcher 16, the one end fixedly connected with intake pipe 17 of gas pitcher 16, two groups the gas pocket 18 sets up in the one side that baffle 14 is close to gas pitcher 16, two groups the gas pocket 18 is at same height, the one end of gas pocket 18 is pegged graft and is had blast pipe 19.

Wherein, the outer wall fixedly connected with check valve of blast pipe 19, gas pocket 18 department is provided with the dome that can outwards open, makes things convenient for intake pipe 17 and blast pipe 19's use.

The working principle and the working process are as follows: mould 10 upwards removes in the pulling of during the use through electronic hydraulic stem 9, make notes mud hole 11 and mud pipe 7 butt joint, the loam core falls into mud pipe 7 through stirring subassembly 5, it makes the loam core fall into in last mould 10 to provide pressure through compressed air tank 8, baffle 14 encloses the loam core that falls into this moment, seal mud pipe 7 through stop valve 23 afterwards, activity fly leaf 12 will annotate the mud hole 11 and seal when promoting mould 10 through electronic hydraulic stem 9 and pushing down, make loam core die-casting shaping, lift up last mould 10 afterwards and expose gas pocket 18, catalyze the loam core through intake pipe 17, afterwards, gas is discharged by blast pipe 19, in-process pivot 21 keeps the mobility that increases the core mud of criticizing down and avoids its caking or jam.

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.

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 (6)

1. The utility model provides a loam core mould with strong exhausting function, includes frame (1), its characterized in that: the utility model discloses a mud filling machine, including frame (1), the inside of frame (1) is connected with annotates mud subassembly (2) that are used for the filling, the inside of frame (1) is provided with makes the fashioned moulding subassembly of loam core (3), the inside of frame (1) is provided with and is used for making ventilation assembly (4) that the loam core was stereotyped, the one end of annotating mud subassembly (2) is connected with and is used for making former mud keep mobile stirring subassembly (5).

2. A mud core mould with strong exhaust function according to claim 1, characterized in that: annotate mud subassembly (2) including diaphragm (6), mud pipe (7) and compressed air case (8), the outer end of diaphragm (6) all with the inner wall fixed connection of frame (1), the vertical fixedly connected with mud pipe (7) that runs through of one end of diaphragm (6), the one end fixedly connected with compressed air case (8) of mud pipe (7), the lower surface of diaphragm (6) is stretched out to the lower extreme of mud pipe (7).

3. A mud core mould with strong exhaust function according to claim 1, characterized in that: the shaping assembly (3) comprises electric hydraulic rods (9), an upper die (10), mud injection holes (11), a movable plate (12), a lower die (13), partition plates (14) and a die base (15), the upper ends of two groups of electric hydraulic rods (9) are fixedly connected with the lower end of a transverse plate (6), the lower ends of the electric hydraulic rods (9) are symmetrically and fixedly connected with the upper die (10) along a central line, the upper end of the upper die (10) is provided with the mud injection holes (11) vertically corresponding to mud pipes (7), the upper end of the upper die (10) is slidably connected with the movable plate (12), the lower end of the movable plate (12) is provided with an insert block matched with the mud injection holes (11) in size, the lower end of the upper die (10) is inserted with the lower die (13), and the upper end of the lower die (13) is symmetrically and fixedly connected with the two groups of partition plates (14) along the central, the lower die (13) is connected with the upper die (10) in an inserting mode through a partition plate (14), a slot matched with the partition plate (14) in size is formed in the upper end face of the upper die (10), and a die base (15) is fixedly connected to the lower end of the lower die (13).

4. A mud core mould with strong exhaust function according to claim 1, characterized in that: subassembly (4) take a breath includes gas pitcher (16), intake pipe (17), gas pocket (18) and blast pipe (19), the inside of frame (1) is provided with gas pitcher (16), the one end fixedly connected with intake pipe (17) of gas pitcher (16), two groups gas pocket (18) set up in baffle (14) one side near gas pitcher (16), two groups gas pocket (18) are in same height, the one end of gas pocket (18) is pegged graft and is had blast pipe (19).

5. A mud core mould with strong exhaust function according to claim 1, characterized in that: stirring subassembly (5) include agitator (20), pivot (21), commentaries on classics leaf (22) and stop valve (23), the equal fixedly connected with mud pipe (7) of upper and lower end of agitator (20), the axle center department of agitator (20) both ends outer wall rotates and is connected with pivot (21), pivot (21) are in commentaries on classics leaf (22) of the inside outer wall fixedly connected with multiunit straggly distribution of agitator (20), the junction fixedly connected with stop valve (23) of agitator (20) lower extreme and mud pipe (7).

6. A mud core mould with strong exhaust function according to claim 3, characterized in that: the outer parts of the upper die (10) and the partition plate (14) are smooth surfaces, the size of the mud injection hole (11) is matched with that of the mud pipe (7), the size of the movable plate (12) is larger than that of the mud injection hole (11), and the height of the partition plate (14) is larger than that of the upper die (10) and the lower die (13) during pressing.

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