阅读说明：本技术 一种减少浪费且筛分效率高的铸造造型用型砂回收装置 (Molding sand recovery device for casting molding with reduced waste and high screening efficiency ) 是由 夏胜阳 于 2021-08-19 设计创作，主要内容包括：本发明涉及铸造造型用型砂回收设备技术领域,且公开了一种减少浪费且筛分效率高的铸造造型用型砂回收装置,包括箱体,所述箱体的内部转动连接有搅拌架,所述箱体的内部螺纹连接有电磁铁,所述箱体底侧的内部焊接有复位弹簧,所述复位弹簧靠近搅拌架的一端焊接有挡板。该减少浪费且筛分效率高的铸造造型用型砂回收装置,通过电磁铁对型砂中的铁屑进行清理,再通过碾板对型砂中的大块进行粉碎,最后对型砂进行筛分,无需对型砂进行分步操作,大大降低了工人的劳动强度,同时一体化操作,避免了在分步进行时造成的型砂的浪费以及新杂质的产生,达到的分离效果更好,在一定程度上提高了型砂筛分的工作效率。(The invention relates to the technical field of molding sand recovery equipment for casting and molding, and discloses a molding sand recovery device for casting and molding, which reduces waste and has high screening efficiency. This reduce extravagant and casting molding sand recovery unit for molding that screening efficiency is high, iron fillings in to the molding sand through the electro-magnet are cleared up, bold in to the molding sand through the grinding board is smashed again, sieve the molding sand at last, need not to carry out substep operation to the molding sand, greatly reduced workman's intensity of labour, the operation of integration simultaneously, the waste of the molding sand that has avoided causing when the substep goes on and the production of new impurity, the separation effect that reaches is better, the work efficiency of molding sand screening has been improved to a certain extent.)

1. The utility model provides a reduce extravagant and screening efficient molding sand recovery unit for casting molding, includes box (1), its characterized in that: the stirring device is characterized in that a stirring frame (2) is rotatably connected inside the box body (1), an electromagnet (3) is connected inside the box body (1) in a threaded manner, a reset spring (4) is welded inside the bottom side of the box body (1), a baffle (5) is welded at one end, close to the stirring frame (2), of the reset spring (4), a feed opening (6) is welded at the bottom of the box body (1), a sundry opening (7) is welded at the bottom of the box body (1), an inclined plate (8) is connected to the inner wall of the box body (1) in a threaded manner, a cam (9) is rotatably connected inside the box body (1), a grinding plate (10) is rotatably connected in the front of the cam (9), a pulley (11) is slidably connected at the top of the cam (9), a connecting rod (12) is rotatably connected in the front of the pulley (11), and a positioning block (13) is rotatably connected at one side, close to the grinding plate (10), of the connecting rod (12), grind one side welding that board (10) is close to feed opening (6) and have return spring (14), the positive fixed mounting of cam (9) has band pulley (15), the surface drive of band pulley (15) is connected with belt (16), the inside rotation of box (1) is connected with eccentric wheel (17), the bottom fixed mounting of swash plate (8) has guide pulley (18), the sliding surface of guide pulley (18) is connected with stay cord (19), the inner wall of box (1) articulates there is sieve (20), the bottom fixed mounting of box (1) has discharge gate (21).

2. The sand reclamation apparatus for foundry molding with reduced waste and high screening efficiency as recited in claim 1, wherein: electromagnet (3), reset spring (4) and baffle (5) all are provided with two and the specification is the same, and symmetric distribution is in the inside both sides of box (1), and wherein electromagnet (3) are located the upside of reset spring (4) and baffle (5), and reset spring (4) and baffle (5) are located the inner wall of box (1) to baffle (5) are the metal material.

3. The sand reclamation apparatus for foundry molding with reduced waste and high screening efficiency as recited in claim 1, wherein: the feed opening (6) is positioned at the lower side of the right baffle (5), the upper side of the inclined plate (8) and the impurity outlet (7) is positioned at the lower side of the left baffle (5).

4. The sand reclamation apparatus for foundry molding with reduced waste and high screening efficiency as recited in claim 1, wherein: grind board (10) and rotate the eccentric position of connecting at cam (9), the downside is provided with the stone roller to with swash plate (8) looks adaptation, connecting rod (12) one end is rotated with pulley (11) and is connected, and the other end rotates with locating piece (13) to be connected, and locating piece (13) and grind board (10) looks adaptation, return spring (14) one end and grind board (10) fixed connection, the other end and feed opening (6) fixed connection.

5. The sand reclamation apparatus for foundry molding with reduced waste and high screening efficiency as recited in claim 1, wherein: the two belt wheels (15) are arranged and have the same specification, are respectively fixedly arranged on the front surfaces of the cam (9) and the eccentric wheel (17), and are connected with each other through the same belt (16).

6. The sand reclamation apparatus for foundry molding with reduced waste and high screening efficiency as recited in claim 1, wherein: the eccentric wheel (17) is rotatably connected inside the box body (1), the lower side of the bitmap cam (9) is provided with a pull rope (19), one end of the pull rope is fixedly arranged on the front surface of the eccentric wheel (17), the other end of the pull rope is fixedly arranged on the front surface of the sieve plate (20), and the middle position of the pull rope is in transmission connection with the guide wheel (18).

7. The sand reclamation apparatus for foundry molding with reduced waste and high screening efficiency as recited in claim 1, wherein: one end of the sieve plate (20) is hinged to the inner wall of the box body (1), the other end of the sieve plate is hinged to the lower side of the cam (9), and the middle position of the sieve plate (20) is rotatably connected and located on the upper side of the discharge port (21).

Technical Field

The invention relates to the technical field of molding sand recovery equipment for casting and modeling, in particular to a molding sand recovery device for casting and modeling, which reduces waste and has high screening efficiency.

Background

The molding is an important process in the casting production, and the molding process determines the production cost, the quality, the production efficiency, the labor condition and the environmental protection of the casting. In the casting process, need use the molding sand the same with the product shape, the molten iron is pour to the molding sand to the rethread, makes the product shaping in the molding sand, then gets rid of the outer molding sand of the shaping back product, separates debris in the molding sand at last, makes things convenient for the secondary of molding sand to use.

The used molding sand mainly contains iron slag and a small part of impurities in casting, and the conventional molding sand separation equipment needs to be carried out step by step. At first need smash the molding sand, the separation screening is carried out to impurity one by one again, workman's intensity of labour is big, and the separation effect is poor moreover, needs to carry out a lot of separation, and work efficiency is low, therefore we have proposed a casting molding sand recovery unit for molding that reduces extravagantly and screening efficiency is high and have solved above problem.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the molding sand recovery device for casting modeling, which reduces waste and has high screening efficiency, has the advantages of low labor intensity, good separation effect and high working efficiency, and solves the problems of high labor intensity, poor separation effect and low working efficiency.

(II) technical scheme

In order to achieve the purposes of small labor intensity, good separation effect and high working efficiency, the invention provides the following technical scheme: the molding sand recovery device for casting molding, which reduces waste and has high screening efficiency, comprises a box body, wherein the interior of the box body is rotatably connected with a stirring frame, the interior of the box body is in threaded connection with an electromagnet, the interior of the bottom side of the box body is welded with a reset spring, one end of the reset spring, which is close to the stirring frame, is welded with a baffle plate, the bottom of the box body is welded with a feed opening, the bottom of the box body is welded with a sundry opening, the inner wall of the box body is in threaded connection with an inclined plate, the interior of the box body is rotatably connected with a cam, the front of the cam is rotatably connected with a grinding plate, the top of the cam is slidably connected with a pulley, the front of the pulley is rotatably connected with a connecting rod, one side of the connecting rod, which is close to the grinding plate, is rotatably connected with a positioning block, one side of the grinding plate, which is close to the feed opening, is welded with a return spring, and the front of the cam is fixedly provided with a belt pulley, the surface transmission of band pulley is connected with the belt, the inside of box rotates and is connected with the eccentric wheel, the bottom fixed mounting of swash plate has the guide pulley, the surperficial sliding connection of guide pulley has the stay cord, the inner wall of box articulates there is the sieve, the bottom fixed mounting of box has the discharge gate.

Preferably, the electromagnet, the reset spring and the baffle are all provided with two parts which are identical in specification and symmetrically distributed on two sides inside the box body, wherein the electromagnet is located on the upper sides of the reset spring and the baffle, the reset spring and the baffle are located on the inner wall of the box body, and the baffle is made of metal.

Preferably, the feed opening is located the downside of right side baffle, the upside of swash plate, and miscellaneous mouthful is located the downside of left side baffle.

Preferably, the grinding plate is rotatably connected at the eccentric position of the cam, the lower side is provided with a grinding block, the grinding block is matched with the inclined plate, one end of the connecting rod is rotatably connected with the pulley, the other end of the connecting rod is rotatably connected with the positioning block, the positioning block is matched with the grinding plate, one end of the return spring is fixedly connected with the grinding plate, and the other end of the return spring is fixedly connected with the feed opening.

Preferably, the belt pulleys are provided with two belt pulleys with the same specification, are respectively and fixedly installed on the front surfaces of the cam and the eccentric wheel, and are connected with each other through the same belt.

Preferably, the eccentric wheel is rotatably connected inside the box body and below the bitmap cam, one end of the pull rope is fixedly installed on the front face of the eccentric wheel, the other end of the pull rope is fixedly installed on the front face of the sieve plate, and the middle position of the pull rope is in transmission connection with the guide wheel.

Preferably, sieve one end articulates the inner wall at the box, and the other end articulates the downside at the cam to the intermediate position of sieve rotates the connection, is located the upside of discharge gate.

(III) advantageous effects

Compared with the prior art, the molding sand recovery device for casting modeling, provided by the invention, has the advantages of reducing waste and high screening efficiency, and has the following beneficial effects:

this reduce extravagant and casting molding sand recovery unit for molding that screening efficiency is high, iron fillings in to the molding sand through the electro-magnet are cleared up, bold in to the molding sand through the grinding board is smashed again, sieve the molding sand at last, need not to carry out substep operation to the molding sand, greatly reduced workman's intensity of labour, the operation of integration simultaneously, the waste of the molding sand that has avoided causing when the substep goes on and the production of new impurity, the separation effect that reaches is better, the work efficiency of molding sand screening has been improved to a certain extent.

Drawings

FIG. 1 is a schematic view showing the connection of the structures of the present invention;

FIG. 2 is an enlarged view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is an enlarged view of the structure at B in FIG. 1 according to the present invention.

In the figure: 1. a box body; 2. a stirring frame; 3. an electromagnet; 4. a return spring; 5. a baffle plate; 6. a feeding port; 7. a sundry outlet; 8. a sloping plate; 9. a cam; 10. grinding the plate; 11. a pulley; 12. a connecting rod; 13. positioning blocks; 14. a return spring; 15. a pulley; 16. a belt; 17. an eccentric wheel; 18. a guide wheel; 19. pulling a rope; 20. a sieve plate; 21. and (4) a discharge port.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a casting molding sand recycling device with reduced waste and high screening efficiency comprises a box body 1, a stirring frame 2 is rotatably connected inside the box body 1, an electromagnet 3 is connected inside the box body 1 in a threaded manner, a return spring 4 is welded inside the bottom side of the box body 1, a baffle plate 5 is welded at one end of the return spring 4 close to the stirring frame 2, the electromagnet 3, the return spring 4 and the baffle plate 5 are all provided with two same specifications and symmetrically distributed at two sides inside the box body 1, wherein the electromagnet 3 is positioned at the upper side of the return spring 4 and the baffle 5, the return spring 4 and the baffle 5 are positioned at the inner wall of the box body 1, the baffle 5 is made of metal, a feed opening 6 is welded at the bottom of the box body 1, a sundry outlet 7 is welded at the bottom of the box body 1, the feed opening 6 is positioned at the lower side of the right baffle 5, the inclined plate 8 is positioned at the upper side, and the sundry outlet 7 is positioned at the lower side of the left baffle 5;

the inner wall of the box body 1 is in threaded connection with an inclined plate 8, the interior of the box body 1 is rotatably connected with a cam 9, the front of the cam 9 is rotatably connected with a grinding plate 10, the top of the cam 9 is in sliding connection with a pulley 11, the front of the pulley 11 is rotatably connected with a connecting rod 12, one side, close to the grinding plate 10, of the connecting rod 12 is rotatably connected with a positioning block 13, one side, close to the feed opening 6, of the grinding plate 10 is welded with a return spring 14, the grinding plate 10 is rotatably connected to the eccentric position of the cam 9, a grinding block is arranged on the lower side and is matched with the inclined plate 8, one end of the connecting rod 12 is rotatably connected with the pulley 11, the other end of the connecting rod is rotatably connected with the positioning block 13, the positioning block 13 is matched with the grinding plate 10, one end of the return spring 14 is fixedly connected with the grinding plate 10, the other end of the return spring is fixedly connected with the feed opening 6, scrap iron in the molding sand is cleaned through an electromagnet 3, and then large blocks in the molding sand are crushed through the grinding plate 10, finally, the molding sand is screened, step-by-step operation on the molding sand is not needed, the labor intensity of workers is greatly reduced, meanwhile, the integrated operation avoids the waste of the molding sand and the generation of new impurities caused by step-by-step operation, the separation effect is better, and the working efficiency of the molding sand screening is improved to a certain extent;

the front of the cam 9 is fixedly provided with a belt wheel 15, the surface of the belt wheel 15 is connected with a belt 16 in a transmission way, the belt wheels 15 are provided with two belt wheels 15 with the same specification, the two belt wheels are respectively and fixedly arranged on the front of the cam 9 and the eccentric wheel 17 and are connected with each other through the same belt 16, the inside of the box body 1 is connected with the eccentric wheel 17 in a rotating way, the bottom of the inclined plate 8 is fixedly provided with a guide wheel 18, the surface of the guide wheel 18 is connected with a pull rope 19 in a sliding way, the eccentric wheel 17 is connected with the inside of the box body 1 in a rotating way, the lower side of the bitmap cam 9 is arranged on the lower side of the cam 9, one end of the pull rope 19 is fixedly arranged on the front of the eccentric wheel 17, the other end of the pull rope is fixedly arranged on the front of the sieve plate 20 and is connected with the guide wheel 18 in a transmission way, the inner wall of the box body 1 is hinged with a sieve plate 20, one end of the sieve plate 20 is hinged on the inner wall of the box body 1, the other end of the lower side of the cam 9 and the sieve plate 20 is connected in a rotating way and is arranged on the upper side of the discharge port 21, the bottom of the box body 1 is fixedly provided with a discharge hole 21.

The working principle is that when the molding sand is separated, firstly, the electromagnet 3 on the right side is electrified, because the reset spring 4 and the baffle 5 are positioned on the inner wall of the box body 1, the baffle 5 is made of metal, the feed opening 6 is positioned on the lower side of the baffle 5 on the right side, the inclined plate 8 is positioned on the upper side, and the impurity outlet 7 is positioned on the lower side of the baffle 5 on the left side, namely, the baffle 5 on the left side moves rightwards under the action of the electromagnet 3, the baffle 5 on the right side is in an open state, at the same time, the molding sand is added, the stirring frame 2 starts to rotate, scrap iron in the molding sand is adsorbed on the surface of the electromagnet 3 under the action of the electromagnet 3, the molding sand without the scrap iron falls through the feed opening 6 on the right side, when the casting sand is put in, the electromagnet 3 on the left side is electrified, the electromagnet 3 on the right side is powered off, at the time, the baffle 5 on the left side is opened under the action of the reset spring 4, the baffle 5 on the right side is closed under the action of the electromagnet 3, meanwhile, scrap iron on the surface of the electromagnet 3 is discharged through the impurity outlet 7;

the molding sand after being finished with iron filings falls onto an inclined plate 8 through a feed opening 6, simultaneously a cam 9 starts to rotate, as a grinding plate 10 is rotatably connected at the eccentric position of the cam 9, a grinding block is arranged at the lower side and is matched with the inclined plate 8, one end of a connecting rod 12 is rotatably connected with a pulley 11, the other end of the connecting rod is rotatably connected with a positioning block 13, the positioning block 13 is matched with the grinding plate 10, one end of a return spring 14 is fixedly connected with the grinding plate 10, and the other end of the return spring is fixedly connected with a feed opening 6, namely, the cam 9 rotates under the action of the pulley 11, the connecting rod 12, the positioning block 13 and the return spring 14 to reciprocate up and down on the inclined plate 8 to grind the molding sand of a larger block and then fall onto a sieve plate 20, as a belt wheel 15 is respectively fixedly arranged on the front sides of the cam 9 and the eccentric wheel 17 and is mutually connected through a same belt 16, the eccentric wheel 17 is rotatably connected inside a box body 1, and one end of a pull rope 19 is fixedly arranged on the front surface of the eccentric wheel 17 on the lower side of the bitmap cam 9, the other end of the pull rope is fixedly arranged on the front surface of the sieve plate 20, and the middle position of the pull rope is in transmission connection with a guide wheel 18, namely, the cam 9 rotates to drive the eccentric wheel 17 to synchronously drive through a belt wheel 15 and a belt 16, so that the pull rope 19 drives the sieve plate 20 to shake up and down to screen the rest impurities in the molding sand.

To sum up, this reduce extravagant and molding sand recovery unit for casting that screening efficiency is high clears up the iron fillings in the molding sand through electro-magnet 3, the bold in rethread grinding plate 10 to the molding sand is smashed, sieve the molding sand at last, need not to carry out substep operation to the molding sand, greatly reduced workman's intensity of labour, the operation of integration simultaneously, the waste of the molding sand that has avoided causing when the substep goes on and the production of new impurity, the separation effect that reaches is better, the work efficiency of molding sand screening has been improved to a certain extent.

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, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a 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.