CN114700887A

CN114700887A - Quick sand removal device in sand casting spare surface

Info

Publication number: CN114700887A
Application number: CN202210369364.1A
Authority: CN
Inventors: 刘兴强; 王贵; 丁翠
Original assignee: Tianchang Huahai Electronic Technology Co ltd
Current assignee: Tianchang Huahai Electronic Technology Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-07-05

Abstract

The invention discloses a sand quick cleaning device for the surface of a sand casting, which comprises a cleaning box, a sand blasting device and a clamping device, wherein the sand blasting device and the clamping device are positioned in the cleaning box, the clamping device is rotationally connected with the cleaning box and is used for clamping and fixing a sand casting, an accelerating channel and a feeding device are arranged in the sand blasting device, the feeding device is used for feeding cleaning sand in the cleaning box into the accelerating channel, high-pressure air flow is introduced into the accelerating channel to drive the cleaning sand to accelerate to pass through the accelerating channel and impact on the casting to clean sand and stone of the casting, and a filter plate is arranged in the cleaning box and is used for filtering the cleaning sand crushed due to impact. The invention discloses a quick sand removing device for the surface of a sand casting, which can solve the problems that the dead angle of the sand casting is difficult to clean in place and time and labor are wasted in the conventional manual operation.

Description

Quick sand removal device in sand casting spare surface

Technical Field

The invention relates to the technical field of sand casting, in particular to a quick sand removing device for the surface of a sand casting.

Background

The sand casting refers to a casting method for producing castings in a sand mold, steel, iron and most nonferrous alloy castings can be obtained by the sand casting method, after the sand casting is finished, because the surface of the sand casting is in contact with a sand mold, more clean sand can be adhered to the surface of the sand casting, the clean sand on the surface of the casting needs to be cleaned, and the casting can be normally used.

Sand casting surface adopts artifical brush that uses to brush its surface clean usually, and the manual work is difficult to clean some dead angles to in the sand casting target in place, and the manual work brushes the cleanness to the sand casting simultaneously and wastes time and energy very much, and current manual work is not good and efficiency is poor to the clean effect of sand casting.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention discloses a rapid sand cleaning device for the surface of a sand casting, which can solve the problems that the dead angle of the sand casting is difficult to clean in place and wastes time and labor in the prior art.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme:

the utility model provides a sand casting spare surface device of removing sand fast, includes clean case, sand blasting unit and clamping device are located the clean case, and clamping device and clean case rotate to be connected for it is fixed to carry out the centre gripping to the sand casting spare, be equipped with passageway and material feeding unit with higher speed among the sand blasting unit, material feeding unit is arranged in sending into the clean sand in the clean case with higher speed in the passageway, let in high-pressure draught drive clean sand with higher speed and pass the passageway with higher speed in the passageway with higher speed to the striking carries out the grit clearance to the casting spare on the casting spare, be equipped with the filter in the clean case, the filter is used for filtering because of striking broken clean sand.

According to the technical scheme, the sand blasting device comprises an accelerating channel, the accelerating channel is flat, one end of the accelerating channel fixedly penetrates through a sand cleaning box, meanwhile, a compression pipeline is fixedly arranged at the end of the accelerating channel, a feeding hole is formed in the bottom end of the accelerating channel, and a feeding device is arranged below the feeding hole.

According to the technical scheme, the feeding device comprises a driving shaft, the driving shaft penetrates through the cleaning box in a rotating mode, the end portion of the driving shaft is fixedly provided with a driving motor, the driving motor and the cleaning box are fixed through a connecting piece, a feeding barrel is fixedly arranged on the driving shaft, a plurality of mounting grooves are formed in the feeding barrel, sand pockets are fixedly arranged in the mounting grooves, a sealing gasket is fixedly arranged on the outer side of the feeding hole, the sealing gasket and the top end of the feeding barrel are sealed in a rotating mode, and an ejection device is fixedly arranged on the inner wall of the cleaning box on the inner side of the feeding barrel.

The ejection device comprises a mounting plate, a plurality of litter are fixed to be equipped with on the mounting panel, it has the installation piece to slide to peg graft on the litter, one of them the spring has been cup jointed in the litter outside, spring one end is fixed with the installation piece, and the other end is fixed with the mounting panel, the fixed striking plate that is equipped with on the installation piece, the striking plate is located under the feed inlet, the fixed drive post that is equipped with in the drive shaft, the equidistant a plurality of lugs that are equipped with in the drive post outside, the striking plate bottom is equipped with the arc and slides with the lug and offsets, and the top offsets with the sand pocket bottom, strikes the clean sand in the sand pocket and throws to pass the feed inlet and get into with higher speed passageway and high-pressure gas contact, and driven and cast member and strike, along with the fast rotation of drive shaft, can be to the clean sand of sending into in the passageway with higher speed more incessant.

According to the technical scheme, the clamping device comprises two mounting shafts, the two mounting shafts are respectively connected with the inner walls of the two sides of the cleaning box in a rotating mode, one of the mounting shafts is fixedly provided with a fixing plate at the end, the other mounting shaft penetrates through the cleaning box in a rotating mode, a fixing piece is inserted into the end in a sliding mode, the fixing piece is Contraband-shaped, the other end of the fixing piece is inserted into the cleaning box in a sliding mode, the mounting shafts of the inserting fixing pieces are connected with extrusion plates in a threaded mode, and the extrusion plates are opposite to the fixing plates.

According to the preferable technical scheme, the number of the convex blocks is three times that of the mounting grooves, and the impact plate impacts the bottom end of the sand pocket for many times when the sand pocket passes through the feeding hole.

The filter plate is arc-shaped, the sand cleaning box is divided into a sand removing cavity and a collecting cavity, the collecting cavity is internally provided with a sliding plug-in collecting box, the filter plate can filter broken clean sand, and the filter plate falls into the collecting box and takes out the collecting box to clean the broken clean sand.

According to the preferable technical scheme, the feeding barrel is located in the desanding chamber and is rotationally abutted to the lower portion of the filter plate, so that cleaning sand in the desanding chamber is accumulated between the feeding barrel and the filter plate, the cleaning sand is pocketed from the lower portion, and the filtering efficiency is effectively improved.

The utility model discloses a high-speed clean sand, including the passageway, the passageway is including the high-pressure gas, the output of passageway inclines upward with higher speed, and the lower extreme of cast member is relative, and high-pressure gas drives clean sand and passes the passageway with higher speed to the striking is at the lower extreme of cast member, when striking clearance is carried out to the cast member, and the cast member receives the striking and can take place to rotate, and pivoted cast member can hand receive the continuous striking of the clean sand of high-speed removal, thereby carries out the omnidirectional clearance to the cast member.

(III) advantageous effects

The invention discloses a quick sand cleaning device for the surface of a sand casting, which has the following advantages:

1. be equipped with passageway and material feeding unit with higher speed among the sand blasting unit, material feeding unit sends into with higher speed the passageway with higher speed in with the clean what in the clean case continuously, let in high-pressure draught in the passageway with higher speed and drive clean sand and pass the passageway with higher speed, and the striking is on the casting, carry out the grit clearance to the casting, the output tilt up of passageway with higher speed simultaneously, can drive the casting rotation when high-speed injection clean sand and casting striking, thereby carry out the omnidirectional clearance to the casting, solve current artifical dead angle to the sand casting and be difficult to clean the problem that targets in place and waste time and energy.

2. The filter is equipped with in the cleaning box, can clear up the casting when high-speed clean sand that sprays strikes with the casting, and the striking can make clean sand broken simultaneously, and clear efficiency can not be influenced simultaneously in the ability that has the degritting to broken clean sand, and the filter can filter broken clean sand to fall and take out the collection box in collecting the box and clear up broken clean sand.

3. The filter is the arc, and a pay-off section of thick bamboo is located the filter below, and rotates with the filter and offset for clean sand in the desanding chamber is piled up between a pay-off section of thick bamboo and filter, makes clean sand from the low part by the pocket, effectively increases filtration efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is an overall schematic diagram of an embodiment of the present invention;

FIG. 2 is a cutaway schematic view of an embodiment of the present invention;

FIG. 3 is a cut-away schematic view of a feed device of an embodiment of the invention;

FIG. 4 is an enlarged view of area A of FIG. 3;

FIG. 5 is another angle cut-away schematic of an embodiment of the present invention;

fig. 6 is an enlarged view of the area B in fig. 5.

Wherein: the device comprises a cleaning box 1, a sand blasting device 2, a clamping device 3, a mounting shaft 4, a fixing plate 5, a fixing part 6, an extrusion plate 7, an acceleration channel 8, a compression pipeline 9, a feeding device 10, a driving shaft 11, a driving motor 12, a connecting piece 13, a feeding barrel 14, a mounting groove 15, a sand pocket 16, a feed inlet 17, a sealing gasket 18, an ejection device 19, a mounting plate 20, a slide rod 21, a mounting block 22, a spring 23, an impact plate 24, a driving column 25, a bump 26, a filter plate 27, a sand removing cavity 28, a collection cavity 29 and a collection box 30.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but 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.

Example one

As shown in figures 1 to 6, a sand mould casting surface rapid sand removal device includes clean case 1, sand blasting unit 2 and clamping device 3, and sand blasting unit 2 and clamping device 3 are located clean case 1, and clamping device 3 rotates with clean case 1 to be connected for carry out the centre gripping to the sand casting and fix, and sand blasting unit 2 is arranged in accelerating the clean sand in clean case 1, and strikes the casting, and the clean sand striking of adhesion drops on the casting, reaches the effect of sand removal.

The clamping device 3 comprises two mounting shafts 4, the two mounting shafts 4 are respectively rotatably connected with the inner walls of two sides of the cleaning box 1, a fixing plate 5 is fixedly arranged at the end part of one mounting shaft 4, the other mounting shaft 4 rotates to penetrate through the cleaning box 1, a fixing piece 6 is inserted into the end part in a sliding mode, the fixing piece 6 is Contraband-shaped, the other end of the fixing piece is inserted into the cleaning box 1 in a sliding mode, an extrusion plate 7 is connected to the mounting shaft 4 of the insertion fixing piece 6 in a threaded mode, the extrusion plate 7 is opposite to the fixing plate 5, the fixing piece 6 is inserted into the mounting shaft 4 and the cleaning box 1 at the same time, a casting piece is placed between the fixing plate 5 and the extrusion plate 7, the casting piece is clamped between the fixing plate 5 and the extrusion plate 7 through the rotation of the extrusion plate 7, the fixing piece is fixed, and then the fixing piece 6 is pulled out, and the rotation of the casting piece is not affected.

The sand blasting device 2 comprises an accelerating channel 8, the accelerating channel 8 is flat, a sand cleaning box is fixedly penetrated, a compression pipeline 9 is fixedly arranged at the end part of the sand blasting device, an external air compressor is connected to the compression pipeline 9, a feeding device 10 is arranged at the bottom end of the accelerating channel 8 and is communicated with the feeding device 10, the output end of the accelerating channel 8 inclines upwards and is opposite to the lower end of a casting piece, the feeding device 10 sends cleaning sand to the accelerating channel 8, the air compressor generates high-pressure gas, the high-pressure gas drives the cleaning sand to penetrate through the accelerating channel 8 in an accelerating mode and impacts the lower end of the casting piece, when the casting piece is cleaned in an impacting mode, the casting piece can rotate due to the impacting, the rotating casting piece can be continuously impacted by the cleaning sand moving at a high speed, and therefore the casting piece is cleaned in an omnibearing mode.

Example two

As shown in fig. 1 to 6, in this embodiment, basically the same as the first embodiment, preferably, the feeding device 10 includes a driving shaft 11, the driving shaft 11 rotatably penetrates through the cleaning box 1, and the end portion of the driving shaft is fixedly provided with a driving motor 12, the driving motor 12 is fixed with the cleaning box 1 through a connecting member 13, the driving shaft 11 is fixedly provided with a feeding barrel 14, the feeding barrel 14 is provided with a plurality of mounting grooves 15, a sand pocket 16 is fixedly arranged in the mounting groove 15, the bottom end of the acceleration channel 8 is provided with a feeding port 17, a sealing gasket 18 is fixedly arranged outside the feeding port 17, the sealing gasket 18 is made of rubber material and rotatably seals with the top end of the feeding barrel 14, so as to prevent leakage of high-pressure air flow, an ejection device 19 is fixedly arranged on the inner wall of the cleaning box 1 inside the feeding barrel 14, and the ejection device 19 impacts the bottom end of the sand pocket 16 to eject the cleaning sand inside into the acceleration channel 8;

the ejection device 19 comprises an installation plate 20, a plurality of sliding rods 21 are fixedly arranged on the installation plate 20, installation blocks 22 are inserted on the sliding rods 21 in a sliding mode, a spring 23 is sleeved on the outer side of one sliding rod 21, one end of the spring 23 is fixed with the installation block 22, the other end of the spring 23 is fixed with the installation plate 20, an impact plate 24 is fixedly arranged on the installation block 22 and is located right below the feeding hole 17, a driving column 25 is fixedly arranged on the driving shaft 11, a plurality of protruding blocks 26 are arranged on the outer side of the driving column 25 at equal intervals, the number of the protruding blocks 26 is three times that of the installation grooves 15, the bottom end of the impact plate 24 is provided with an arc shape which is in sliding butt joint with the protruding blocks 26, and the top end of the impact plate is butt joint with the bottom end of the sand bag 16;

wherein, the driving motor 12 drives the driving shaft 11 to rotate, the driving shaft 11 drives the feeding barrel 14 and the driving post 25 to rotate, when the feeding barrel 14 rotates and passes through the cleaning sand, the sand bag 16 is filled with the cleaning sand, the height of the cleaning sand is larger than the radius of the feeding barrel 14, the sand bag 16 filled with the cleaning sand enters below the feeding hole 17 along with the rotation, meanwhile, the driving column 25 rotates to drive the impact plate 24 to vibrate up and down, when the sand bag 16 filled with the cleaning sand rotates to pass below the feed port 17 and is contacted by the vibrated impact plate 24, when the sand pocket 16 passes through the feed inlet 17, the striking plate 24 strikes the bottom end of the sand pocket 16 for a plurality of times to throw the clean sand in the sand pocket 16, and enters the accelerating channel 8 through the feed inlet 17 to be contacted with high-pressure gas and be driven to collide with a casting part, and clean sand can be continuously fed into the accelerating channel 8 along with the rapid rotation of the driving shaft 11.

EXAMPLE III

As shown in fig. 1 to 6, in this embodiment, basically the same as the first embodiment, preferably, a filter plate 27 is fixedly installed inside the sand cleaning box, the filter plate 27 divides the sand cleaning box into a sand removing chamber 28 and a collecting chamber 29, the collecting chamber 29 is slidably inserted into a collecting box 30, the sand blasting device 2 and the clamping device 3 are located in the sand removing chamber 28, the cleaning sand is broken by impact, the broken cleaning sand does not have the sand removing capability and affects the cleaning efficiency, the filter plate 27 can filter the broken cleaning sand and fall into the collecting box 30 to draw out the collecting box 30 to clean the broken cleaning sand, the feeding barrel 14 can circularly feed the accumulated cleaning sand, and the filtering effect can be effectively increased.

The filter 27 is the arc, increases filter area, and the clean sand after the striking falls on filter 27, and broken clean sand passes filter 27 more easily, and feed cylinder 14 is located filter 27 below, and rotates with filter 27 and offsets for the clean sand in the desanding chamber 28 is piled up between feed cylinder 14 and filter 27, makes clean sand from the low part by the pocket, effectively increases filtration efficiency.

In the scheme: the type Y80M1-2 is preferably selected as the driving motor 12, a power supply interface of the motor is connected with a power supply system through a switch, a motor operation circuit is a normal and reverse rotation control program of a conventional motor, the circuit operation is the conventional circuit, the circuits and the control related to the scheme are the prior art, and redundant description is not repeated herein.

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.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a quick sand removal device in sand casting spare surface, includes clean case (1), sand blasting unit (2) and clamping device (3), its characterized in that: sand blasting unit (2) and clamping device (3) are arranged in clean box (1), and clamping device (3) rotate with clean box (1) and are connected for carry out the centre gripping to the sand casting and fix, be equipped with in sand blasting unit (2) with higher speed passageway (8) and material feeding unit (10), material feeding unit (10) are arranged in sending into the clean sand in clean box (1) with higher speed passageway (8), let in high-pressure draught drive clean sand with higher speed and pass with higher speed passageway (8) in passageway (8) with higher speed to the striking is on the casting, carries out the grit clearance to the casting, filter (27) are equipped with in clean box (1), filter (27) are used for filtering because of striking broken clean sand.

2. The rapid sand cleaning device for the surface of the sand casting according to claim 1, wherein: sand blasting unit (2) are including accelerating passageway (8), accelerating passageway (8) becomes the platykurtic, and one end is fixed to pass the sand-cleaning box, and end fixing is equipped with compression pipeline (9) simultaneously, accelerating passageway (8) bottom is equipped with feed inlet (17), feed inlet (17) below is equipped with material feeding unit (10).

3. The rapid sand cleaning device for the surface of the sand casting according to claim 2, is characterized in that: the feeding device (10) comprises a driving shaft (11), the driving shaft (11) penetrates through the cleaning box (1) in a rotating mode, the end portion of the driving shaft is fixedly provided with a driving motor (12), the driving motor (12) and the cleaning box (1) are fixed through a connecting piece (13), a feeding barrel (14) is fixedly arranged on the driving shaft (11), a plurality of mounting grooves (15) are formed in the feeding barrel (14), sand pockets (16) are fixedly arranged in the mounting grooves (15), a sealing gasket (18) is fixedly arranged on the outer side of the feeding port (17), the sealing gasket (18) is rotatably sealed with the top end of the feeding barrel (14), and an ejection device (19) is fixedly arranged on the inner wall of the cleaning box (1) on the inner side of the feeding barrel (14).

4. A sand casting surface rapid cleaning device according to claim 3, characterized in that: the ejection device (19) comprises a mounting plate (20), a plurality of sliding rods (21) are fixedly mounted on the mounting plate (20), mounting blocks (22) are inserted into the sliding rods (21) in a sliding mode, springs (23) are sleeved on the outer sides of the sliding rods (21), one ends of the springs (23) are fixed to the mounting blocks (22), the other ends of the springs (23) are fixed to the mounting plate (20), impact plates (24) are fixedly mounted on the mounting blocks (22), the impact plates (24) are located under the feeding port (17), driving columns (25) are fixedly mounted on the driving shaft (11), a plurality of convex blocks (26) are arranged on the outer sides of the driving columns (25) at equal intervals, the bottom ends of the impact plates (24) are provided with arcs which are in sliding and abutting contact with the convex blocks (26), and the top ends of the impact plates are in abutting contact with the bottom ends of sand pockets (16).

5. The rapid sand cleaning device for the surface of the sand casting according to claim 1, wherein: clamping device (3) include two installation axles (4), two installation axle (4) rotate with clean case (1) both sides inner wall respectively and are connected, one of them installation axle (4) end fixing is equipped with fixed plate (5), and another installation axle (4) rotate and pass clean case (1), and the tip slides and pegs graft and have mounting (6), mounting (6) are Contraband style of calligraphy, and the other end slides and pegs graft in clean case (1), peg graft mounting (6) threaded connection has stripper plate (7) on installation axle (4), stripper plate (7) are relative with fixed plate (5).

6. The rapid sand cleaning device for the surface of the sand casting according to claim 4, wherein: the number of the convex blocks (26) is three times of that of the mounting grooves (15).

7. A sand casting surface rapid cleaning device according to claim 3, characterized in that: the filter plate (27) is arc-shaped, the sand cleaning box is divided into a sand removing cavity (28) and a collecting cavity (29), and the collecting box (30) is inserted in the collecting cavity (29) in a sliding mode.

8. The rapid sand cleaning device for the surface of the sand casting according to claim 7, wherein: the feeding barrel (14) is positioned in the sand removing cavity (28) and is rotationally abutted against the lower part of the filter plate (27).

9. The rapid sand cleaning device for the surface of the sand casting according to claim 2, is characterized in that: the output end of the accelerating channel (8) inclines upwards and is opposite to the lower end of the casting part.