Crushing and screening integrated equipment for precoated sand preparation

Abstract

The crushing and screening integrated equipment comprises a crushing shaft, a protective cover, a material storage bin and a shell, the material storage bin is arranged on the side portion of the shell, a transparent observation layer is arranged on the material storage bin, the protective cover is arranged on the side portion of the material storage bin, an electric push rod is fixed to the inner wall of the protective cover, and the electric push rod is fixed to the inner wall of the protective cover. A supporting block is fixed to one end of the electric push rod, a connecting rod is connected to the upper end of the supporting block, an annular brush is connected to the upper end of the connecting rod, a guide rod is slidably connected into the annular brush, the two ends of the guide rod are fixedly connected with the inner wall of the shell, a filtering layer is arranged in the shell and corresponds to the annular brush, a material taking opening is formed in the side portion of the filtering layer, and a first blocking plate is arranged on the side portion of the material taking opening. The upper end of the first blocking plate is connected with a first handle. The device can avoid material blockage, and is good in practicability and good in crushing effect.

Description

Technical Field

[0001] The utility model relates to the technical field of crushing and screening, in particular to a crushing and screening integrated device for preparing coated sand. Background Art

[0002] Coated sand mainly uses high-quality selected natural quartz sand as raw sand, thermoplastic phenolic resin, urotropine and reinforcing agent as raw materials. According to the different technical needs of users, the proportion is appropriately adjusted in terms of curing speed, demolding, fluidity, disintegration, casting surface finish, storage, etc. It is one of the best modeling materials for automobiles, tractors, hydraulic parts, etc. When processing coated sand, the raw sand of the coated sand needs to be crushed so that the particle size of the raw sand of the coated sand meets the processing requirements. Therefore, the integrated crushing and screening equipment used in the preparation of coated sand plays an important role.

[0003] The existing integrated crushing and screening equipment has some drawbacks. First, blockage is inevitable during screening, which affects material feeding. Second, after the material is introduced, it is easy to splash out during crushing, causing waste and poor practicality. Third, the crushing effect is not good and cannot meet the processing requirements of coated sand. Utility Model Content

[0004] The purpose of the utility model is to provide an integrated crushing and screening device for preparing coated sand, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an integrated crushing and screening equipment for preparing coated sand, comprising a crushing shaft, a protective cover, a storage bin and a shell, the storage bin being arranged on the side of the shell, a transparent observation layer being arranged on the storage bin, the protective cover being arranged on the side of the storage bin, an electric push rod being fixed to the inner wall of the protective cover, and a support block being fixed to one end of the electric push rod, a connecting rod being connected to the upper end of the support block, and an annular brush being connected to the upper end of the connecting rod, a guide rod being slidably connected in the annular brush, and both ends of the guide rod being fixedly connected to the inner wall of the shell, a filter layer being arranged in the shell corresponding to the annular brush, and a material taking port being arranged on the side of the filter layer, a baffle plate being arranged on the side of the material taking port, and a handle being connected to the upper end of the baffle plate, and the baffle plate being slidably connected to the shell.

[0006] Preferably, a support cover is provided at the lower part of the shell, and a motor is installed on the inner wall of the support cover by bolts, both ends of the crushing shaft are connected to the upper and lower ends of the inner wall of the shell through bearings, and the output end of the motor is fixedly connected to the driving end of the crushing shaft.

[0007] Preferably, a feed port is provided at one end of the shell, and a support plate is fixed to the outside of the shell corresponding to the feed port.

[0008] Preferably, a vertical cylinder is fixed to the lower end of the support plate, and a baffle is connected to the lower end of the vertical cylinder.

[0009] Preferably, the side of the baffle is connected to a limiting block, and the limiting block is slidably connected to the side of the shell.

[0010] Preferably, a discharge port is provided on the side of the storage bin, and a baffle plate 2 is provided on the side of the discharge port, and a handle 2 is connected to the upper end of the baffle plate 2, and the baffle plate 2 is slidably connected to the shell.

[0011] Preferably, a control panel is provided on the outer wall of the protective cover, and the electric push rod, the motor, and the vertical cylinder are all electrically connected to the control panel.

[0012] Compared with the prior art, the utility model has the following beneficial effects: it can avoid material blockage, has good practicality and good crushing effect;

[0013] (1) Driven by the motor, the crushing shaft rotates to crush the material, and drives the material to move upward and transport it to the filter layer. The electric push rod is extended and retracted, driving the support block to move horizontally along the electric push rod, thereby driving the annular brush to move, thereby scraping the filter layer to avoid blockage in the filter layer and affecting material discharge. The guide rod lifts and limits the annular brush, which is conducive to the stable movement of the annular brush and can avoid blockage.

[0014] (2) The vertical cylinder is extended and retracted to drive the baffle to rise and fall. When the material is introduced into the feed port and crushed, the feed port is blocked to prevent the material from splashing out and causing waste. The side of the shell is limited by a limit block to prevent the baffle from shifting, which is very practical.

[0015] (3) Whether the material is piled up can be observed through the transparent observation layer. The handle 1 can be pulled upwards, the baffle plate 1 can be slid, the material taking-out port can be opened, the material that has not been fully crushed can be taken out, and the material can be put back into the feed port for crushing again to ensure that the material is fully crushed, which is conducive to meeting the processing requirements of coated sand and achieving good crushing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the main structure of the utility model;

[0018] Figure 3 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0019] Figure 4 For the utility model Figure 1 The enlarged structural diagram at B in the middle;

[0020] Figure 5 This is a schematic diagram of the baffle and vertical cylinder structure of the utility model;

[0021] In the figure: 1. feed port; 2. baffle; 3. vertical cylinder; 4. support plate; 5. crushing shaft; 6. handle one; 7. baffle one; 8. material taking port; 9. filter layer; 10. protective cover; 11. electric push rod; 12. handle two; 13. baffle two; 14. material discharge port; 15. storage bin; 16. motor; 17. support cover; 18. shell; 19. limit block; 20. annular brush; 21. guide rod; 22. connecting rod; 23. support block; 24. transparent observation layer; 25. control panel. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5 The utility model provides an embodiment: an integrated crushing and screening device for preparing coated sand, comprising a crushing shaft 5, a protective cover 10, a storage bin 15 and a shell 18, wherein the storage bin 15 is arranged on the side of the shell 18, and the protective cover 10 is arranged on the side of the storage bin 15, an electric push rod 11 is fixed to the inner wall of the protective cover 10, and a support block 23 is fixed to one end of the electric push rod 11, a connecting rod 22 is connected to the upper end of the support block 23, and an annular brush 20 is connected to the upper end of the connecting rod 22, a guide rod 21 is slidably connected in the annular brush 20, and both ends of the guide rod 21 are fixedly connected to the inner wall of the shell 18, a filter layer 9 is arranged in the shell 18 corresponding to the annular brush 20, and a material taking port 8 is arranged on the side of the filter layer 9;

[0024] When in use, the electric push rod 11 is extended and retracted, driving the support block 23 to move in the horizontal direction along the electric push rod 11, thereby driving the annular brush 20 to move, thereby scraping the filter layer 9 to avoid clogging of the filter layer 9 and affecting material feeding, and the guide rod 21 lifts and limits the annular brush 20, which is conducive to the stable movement of the annular brush 20;

[0025] A transparent observation layer 24 is provided on the storage bin 15, a baffle plate 7 is provided on the side of the material taking port 8, and a handle 6 is connected to the upper end of the baffle plate 7, and the baffle plate 7 is slidably connected to the housing 18;

[0026] When in use, the transparent observation layer 24 can be used to observe whether the material is piled up, and the handle 6 can be pulled upwards to slide the baffle plate 7 to open the material taking port 8, and the material that is not fully crushed can be taken out and put back into the feed port 1 for further crushing to ensure that the material is fully crushed, which is conducive to meeting the processing requirements of the coated sand;

[0027] A support cover 17 is provided at the lower part of the housing 18, and a motor 16 is installed on the inner wall of the support cover 17 by bolts. Both ends of the crushing shaft 5 are connected to the upper and lower ends of the inner wall of the housing 18 by bearings, and the output end of the motor 16 is fixedly connected to the driving end of the crushing shaft 5;

[0028] When in use, the motor 16 drives the crushing shaft 5 to rotate, crushes the material, and drives the material to move upward and transport it to the filter layer 9;

[0029] A feed port 1 is provided at one end of the shell 18, a support plate 4 is fixed to the outside of the shell 18 corresponding to the feed port 1, a vertical cylinder 3 is fixed to the lower end of the support plate 4, and a baffle 2 is connected to the lower end of the vertical cylinder 3;

[0030] When in use, the vertical cylinder 3 is extended and retracted, driving the baffle 2 to rise and fall, so that the material can be introduced into the feed port 1. When the material is crushed, the feed port 1 is blocked to prevent the material from splashing out and causing waste;

[0031] The side of the baffle 2 is connected to a limiting block 19 , and the limiting block 19 is slidably connected to the side of the housing 18 .

[0032] When in use, the side of the housing 18 limits the baffle 2 through the limiting block 19 to prevent the baffle 2 from being displaced;

[0033] A discharge port 14 is provided on the side of the storage bin 15, and a second baffle plate 13 is provided on the side of the discharge port 14, and a second handle 12 is connected to the upper end of the second baffle plate 13, and the second baffle plate 13 is slidably connected to the housing 18;

[0034] When in use, the handle 12 can be pulled upwards, the blocking plate 13 can be slid, the discharge port 14 can be opened, and the crushed materials can be taken out in a centralized manner;

[0035] A control panel 25 is disposed on the outer wall of the protective cover 10, and the electric push rod 11, the motor 16, and the vertical cylinder 3 are all electrically connected to the control panel 25;

[0036] When in use, the operation of the electric push rod 11, the motor 16, and the vertical cylinder 3 can be controlled and adjusted through the control panel 25;

[0037] When the embodiment of the present application is in use: first, the vertical cylinder 3 is extended and retracted to drive the baffle 2 to rise and fall, so that the material can be introduced into the feed port 1 for crushing, and the feed port 1 is blocked to prevent the material from splashing out and causing waste. The side of the shell 18 limits the baffle 2 through the limit block 19 to prevent the baffle 2 from shifting. Then, under the drive of the motor 16, the crushing shaft 5 is driven to rotate to crush the material, and the material is driven to move upward and transported to the filter layer 9. The electric push rod 11 is extended and retracted, driving the support block 23 to move in the horizontal direction along the electric push rod 11, and then driving the annular brush 20 to move, thereby scraping the filter layer 9 to prevent the filter layer 9 from being blocked and affecting the discharge of the material, and the guide rod 21 is The annular brush 20 is lifted and limited, which is conducive to the stable movement of the annular brush 20. In addition, the transparent observation layer 24 can be used to observe whether the material is accumulated. The handle 16 can be pulled upwards, the baffle plate 17 can be slid, the material taking port 8 can be opened, and the material that has not been fully crushed can be taken out and put back into the feed port 1 for crushing to ensure that the material is fully crushed, which is conducive to meeting the processing requirements of the coated sand. After that, the handle 12 can be pulled upwards, the baffle plate 13 can be slid, the material discharging port 14 can be opened, and the crushed materials can be taken out in a centralized manner. In addition, the control panel 25 can be used to control and adjust the operation of the electric push rod 11, the motor 16, and the vertical cylinder 3. In summary, the equipment can avoid material blockage, has good practicality, and has a good crushing effect.

Claims

1. An integrated crushing and screening device for preparing coated sand, characterized in that: The invention comprises a crushing shaft (5), a protective cover (10), a storage bin (15) and a shell (18), wherein the storage bin (15) is arranged on the side of the shell (18), a transparent observation layer (24) is arranged on the storage bin (15), the protective cover (10) is arranged on the side of the storage bin (15), an electric push rod (11) is fixed to the inner wall of the protective cover (10), a support block (23) is fixed to one end of the electric push rod (11), the upper end of the support block (23) is connected to a connecting rod (22), and the connecting rod The upper end of the annular brush (22) is connected to a ring-shaped brush (20), a guide rod (21) is slidably connected to the annular brush (20), and both ends of the guide rod (21) are fixedly connected to the inner wall of the shell (18), a filter layer (9) is provided in the shell (18) corresponding to the annular brush (20), and a material taking port (8) is provided on the side of the filter layer (9), a baffle plate (7) is provided on the side of the material taking port (8), and a handle (6) is connected to the upper end of the baffle plate (7), and the baffle plate (7) is slidably connected to the shell (18).

2. The integrated crushing and screening equipment for preparing coated sand according to claim 1, characterized in that: A support cover (17) is provided at the lower part of the housing (18), and a motor (16) is mounted on the inner wall of the support cover (17) by means of bolts. Both ends of the crushing shaft (5) are connected to the upper and lower ends of the inner wall of the housing (18) by means of bearings, and the output end of the motor (16) is fixedly connected to the driving end of the crushing shaft (5).

3. The integrated crushing and screening equipment for preparing coated sand according to claim 2, characterized in that: A feed port (1) is provided at one end of the shell (18), and a support plate (4) is fixed to the outside of the shell (18) corresponding to the feed port (1).

4. The integrated crushing and screening equipment for preparing coated sand according to claim 3, characterized in that: A vertical cylinder (3) is fixed to the lower end of the support plate (4), and a baffle (2) is connected to the lower end of the vertical cylinder (3).

5. The integrated crushing and screening equipment for preparing coated sand according to claim 4, characterized in that: The side of the baffle (2) is connected to a limiting block (19), and the limiting block (19) is slidably connected to the side of the housing (18).

6. The integrated crushing and screening equipment for preparing coated sand according to claim 1, characterized in that: The side of the storage bin (15) is provided with a discharge port (14), and the side of the discharge port (14) is provided with a second baffle plate (13), and the upper end of the second baffle plate (13) is connected to a second handle (12), and the second baffle plate (13) is slidably connected to the housing (18).

7. The integrated crushing and screening equipment for preparing coated sand according to claim 1, characterized in that: A control panel (25) is provided on the outer wall of the protective cover (10), and the electric push rod (11), the motor (16), and the vertical cylinder (3) are all electrically connected to the control panel (25).

Images