Sand mixer for molding sand of sand box

Abstract

The utility model discloses a sand mixer for molding sand of a sand box, which comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a sand mixing cylinder, the upper surface of the sand mixing cylinder is fixedly connected with a top plate, the top plate is rotatably connected with a sleeve column, the side surface of the sleeve column is fixedly connected with a connecting column, and the side surface of the connecting column is fixedly connected with a side scraper. The sleeve column is of a hollow structure, a rotating shaft is rotatably connected to the interior of the sleeve column, a storage groove is formed in the rotating shaft, a rotating rod is rotatably connected to the interior of the storage groove, a clamping column is fixedly connected to the side surface of the rotating rod, and a clamping groove is formed in the sleeve column. And the inner wall of the sand mixing cylinder is scraped, so that the molding sand is prevented from adhering to the inner wall to affect subsequent use.

Description

Technical Field

[0001] The utility model relates to the technical field of a sand mixer for sand box molding sand, in particular to a sand mixer for sand box molding sand. Background Art

[0002] The existing sand mixer for sand box molding sand is convenient for mixing sand through structural design when in use, but the existing sand mixer cannot clean the sand stuck on the inner wall of the sand mixing tube when in use, which is easy to affect the subsequent mixing of sand. For example, a Chinese patent discloses "a molding sand mixing device", and its application number is: "202223319080.6", which includes a sand mixing box, a sand outlet is provided at the bottom end of the sand mixing box, a discharge door is provided on the sand outlet, a material blocking mechanism is provided at the upper end of the discharge door, and the material blocking mechanism includes a material blocking mechanism The cam is provided with guide grooves on the inner walls on both sides of the discharge door, and the baffle plate is slidably arranged close to the guide grooves; a slide groove docking with the guide groove is provided on the inner wall on the bottom side of the discharge door, and an elastically compressible pressure block is provided in the slide groove, and the pressure block and the inner wall on the bottom side of the discharge door are in the same plane when not under pressure; the baffle plate can slide in the direction of the slide groove to press the pressure block so that it is stuck in the slide groove. Through the above structure, it is convenient to mix the sand, but it cannot clean the inner wall of the sand mixing barrel, which is easy to affect the subsequent use and has limitations when used. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a sand mixer for sand box molding sand. The sand mixer is provided with a sleeve column, a connecting column, a side scraper, a rotating shaft, a rotating rod, a clamping column, a clamping groove and a receiving groove. After the sand mixing is completed and the sand is discharged, the inner wall of the sand mixing cylinder can be scraped to prevent the molding sand from sticking to the inner wall and affecting the subsequent use.

[0004] The utility model also provides a sand mixer for molding sand in a sand box, comprising: a bottom plate, an upper surface of the bottom plate fixedly connected to a sand mixing cylinder, an upper surface of the sand mixing cylinder fixedly connected to a top plate, a sleeve column rotatably connected to the top plate, a connecting column fixedly connected to a side surface of the sleeve column, a side scraper fixedly connected to a side surface of the connecting column, the sleeve column is a hollow structure, and is rotatably connected to a rotating shaft inside, a receiving groove is provided on the rotating shaft, a rotating rod is rotatably connected in the receiving groove, a clamping column is fixedly connected to a side surface of the rotating rod, and a clamping groove is provided on the sleeve column. Through the above structure, after the sand mixing is completed and the sand is discharged, the inner wall of the sand mixing cylinder can be scraped to prevent the molding sand from sticking to the inner wall and affecting the subsequent use.

[0005] According to the sand mixer for sand box molding sand described in the utility model, the rotating shaft passes through the bottom plate and extends to the lower surface of the bottom plate. A motor is fixedly connected to the lower surface of the bottom plate. The output end of the motor is fixedly connected to the bottom end of the rotating shaft. Through the above structure, the rotating shaft can be driven to rotate, which is convenient for driving the stirring blades and the side scrapers to rotate.

[0006] According to the sand mixer for sand box molding sand described in the utility model, the lower surface of the bottom plate is fixedly connected with a support column, and the above structure facilitates the support of the sand mixing cylinder.

[0007] According to the sand mixer for sand box molding sand described in the utility model, a feed pipe is fixedly connected to the side surface of the sand mixing cylinder, and the feed pipe penetrates the side surface of the sand mixing cylinder and is connected to the inside of the sand mixing cylinder. Through the above structure, sand can be transported into the sand mixing cylinder for stirring.

[0008] According to the sand mixer for sand box molding sand described in the utility model, the side surface of the rotating shaft is fixedly connected with a stirring blade, and the stirring blade is located in the sand mixing barrel. Through the above structure, it is convenient to stir the sand and make it mixed more evenly.

[0009] According to the sand mixer for sand box molding sand described in the utility model, the side surface of the rotating shaft is rotatably connected to a rotating ring, and the side surface of the rotating ring is fixedly connected to a lower scraper. Through the above structure, it is convenient to scrape the upper surface of the bottom plate to prevent sand from falling on the bottom plate.

[0010] According to the sand mixer for sand box molding sand described in the utility model, the side surface of the lower scraper is fixedly connected to the side surface of the side scraper. Through the above structure, it is convenient to drive the lower scraper to rotate when the side scraper rotates.

[0011] According to the sand mixer for sand box molding sand described in the utility model, a discharge pipe is fixedly connected to the lower surface of the bottom plate, the discharge pipe penetrates the bottom plate and is connected to the sand mixing cylinder, and a solenoid valve is arranged on the discharge pipe. Through the above structure, the mixed sand can be discharged.

[0012] Beneficial Effects

[0013] Compared with the prior art, this sand mixer for sand box molding sand is equipped with a sleeve column, a connecting column, a side scraper, a rotating shaft, a rotating rod, a clamping column, a clamping groove, and a storage groove. After the sand mixing is completed and the sand is discharged, the inner wall of the sand mixing cylinder can be scraped to prevent the molding sand from sticking to the inner wall and affecting the subsequent use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1This is the overall structure diagram of a sand mixer for sand box molding sand of the utility model;

[0016] Figure 2 This is a bottom view structural diagram of a sand mixer for sand box molding sand of the utility model;

[0017] Figure 3 This is a transverse cross-sectional structural diagram of a sand mixer for sand box molding sand of the utility model;

[0018] Figure 4 The utility model is a longitudinal sectional structural diagram of a sand mixer for sand box molding sand.

[0019] Legend:

[0020] 1. Support column; 2. Bottom plate; 3. Sand mixing cylinder; 4. Top plate; 5. Feed pipe; 6. Sleeve column; 7. Rotating shaft; 8. Discharge pipe; 9. Solenoid valve; 10. Stirring blade; 11. Rotating ring; 12. Rotating rod; 13. Clamping column; 14. Clamping slot; 15. Storage slot; 16. Lower scraper; 17. Side scraper; 18. Connecting column; 19. Motor. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] Reference Figure 1-4 The utility model embodiment is a sand mixer for sand box molding sand, which includes: a bottom plate 2, a sand mixing cylinder 3 is fixedly connected to the upper surface of the bottom plate 2, a top plate 4 is fixedly connected to the upper surface of the sand mixing cylinder 3, the top plate 4 is fixed, a sleeve column 6 is rotatably connected to the top plate 4, so as to facilitate the rotation of the sleeve column 6, a connecting column 18 is fixedly connected to the side surface of the sleeve column 6, a side scraper 17 is fixedly connected to the side surface of the connecting column 18, the side scraper 17 is fixed, the sleeve column 6 is a hollow structure, and a rotating shaft 7 is rotatably connected therein, a receiving groove 15 is provided on the rotating shaft 7, and a rotating rod 12 is received, and a rotating rod 12 is rotatably connected in the receiving groove 15, a clamping column 13 is fixedly connected to the side surface of the rotating rod 12, and a clamping groove 14 is provided on the sleeve column 6, the clamping column 13 is clamped, and the rotating shaft 7 is fixed.

[0023] The rotating shaft 7 passes through the bottom plate 2 and extends to the lower surface of the bottom plate 2. The lower surface of the bottom plate 2 is fixedly connected to a motor 19. The output end of the motor 19 is fixedly connected to the bottom end of the rotating shaft 7 to drive the rotating shaft 7 to rotate. The lower surface of the bottom plate 2 is fixedly connected to a support column 1 to support the bottom plate 2. The side surface of the sand mixing cylinder 3 is fixedly connected to a feed pipe 5. The feed pipe 5 passes through the side surface of the sand mixing cylinder 3 and is connected to the inside of the sand mixing cylinder 3 to transport sand into the sand mixing cylinder 3. The side surface of the rotating shaft 7 is fixedly connected to a stirring blade 10. The stirring blade 10 is located at In the sand mixing cylinder 3, the sand is stirred, and the side surface of the rotating shaft 7 is rotatably connected with a rotating ring 11, and the side surface of the rotating ring 11 is fixedly connected with a lower scraper 16 to facilitate the rotation of the rotating ring 11 without interfering with the rotation of the rotating shaft 7. The side surface of the lower scraper 16 is fixedly connected to the side surface of the side scraper 17. The lower scraper 16 is fixed, and a discharge pipe 8 is fixedly connected to the lower surface of the bottom plate 2. The discharge pipe 8 runs through the bottom plate 2 and is connected to the sand mixing cylinder 3. An electromagnetic valve 9 is provided on the discharge pipe 8 to facilitate the discharge of sand and control the discharge of sand.

[0024] Working principle: When in use, the sand to be mixed is transported into the sand mixing barrel 3 through the feed pipe 5, the motor 19 drives the rotating shaft 7 to rotate, and then drives the stirring blade 10 to rotate, so as to mix and stir the sand. After the stirring is completed, the sand is discharged from the discharge pipe 8. When the amount of sand in the sand mixing barrel 3 is not much, the clamping column 13 is rotated to make it turn out from the storage groove 15 and be stuck in the clamping groove 14. When the rotating shaft 7 rotates, it drives the sleeve column 6 to rotate, and then drives the side scraper 17 on the connecting column 18 to rotate, so as to scrape the inner wall of the sand mixing barrel 3. At the same time, the lower scraper 16 rotates when the side scraper 17 rotates, so as to scrape and discharge the sand on the bottom plate 2.

[0025] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A sand mixer for sand box molding sand, characterized in that: include: A bottom plate (2) is provided, wherein a sand mixing cylinder (3) is fixedly connected to the upper surface of the bottom plate (2), a top plate (4) is fixedly connected to the upper surface of the sand mixing cylinder (3), a sleeve column (6) is rotatably connected to the top plate (4), a connecting column (18) is fixedly connected to the side surface of the sleeve column (6), a side scraper (17) is fixedly connected to the side surface of the connecting column (18), the sleeve column (6) is a hollow structure, and a rotating shaft (7) is rotatably connected therein, a receiving groove (15) is provided on the rotating shaft (7), a rotating rod (12) is rotatably connected in the receiving groove (15), a clamping column (13) is fixedly connected to the side surface of the rotating rod (12), and a clamping groove (14) is provided on the sleeve column (6).

2. A sand mixer for sand box molding sand according to claim 1, characterized in that: The rotating shaft (7) passes through the bottom plate (2) and extends to the lower surface of the bottom plate (2). A motor (19) is fixedly connected to the lower surface of the bottom plate (2). The output end of the motor (19) is fixedly connected to the bottom end of the rotating shaft (7).

3. A sand mixer for sand box molding sand according to claim 1, characterized in that: The lower surface of the bottom plate (2) is fixedly connected to a support column (1).

4. A sand mixer for sand box molding sand according to claim 1, characterized in that: A feed pipe (5) is fixedly connected to the side surface of the sand mixing cylinder (3); the feed pipe (5) penetrates the side surface of the sand mixing cylinder (3) and is in communication with the inside of the sand mixing cylinder (3).

5. The sand mixer for sand box molding sand according to claim 1, characterized in that: A stirring blade (10) is fixedly connected to the side surface of the rotating shaft (7), and the stirring blade (10) is located in the sand mixing cylinder (3).

6. A sand mixer for sand box molding sand according to claim 1, characterized in that: A rotating ring (11) is rotatably connected to the side surface of the rotating shaft (7), and a lower scraper (16) is fixedly connected to the side surface of the rotating ring (11).

7. A sand mixer for sand box molding sand according to claim 6, characterized in that: The side surface of the lower scraper (16) is fixedly connected to the side surface of the side scraper (17).

8. The sand mixer for sand box molding sand according to claim 1, characterized in that: A discharge pipe (8) is fixedly connected to the lower surface of the bottom plate (2); the discharge pipe (8) penetrates the bottom plate (2) and is connected to the sand mixing cylinder (3); and a solenoid valve (9) is provided on the discharge pipe (8).

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