Gravel filtering assembly of sand floating machine

Abstract

The utility model discloses a gravel filtering assembly of a sand floating machine, the gravel filtering assembly comprises a filtering channel, a filtering net is arranged above the filtering channel, filtering holes of the filtering net are communicated with the interior of the filtering channel, the periphery of the filtering net is provided with a material blocking flanging, and the material blocking flanging is provided with a material blocking groove. And the filter channel is provided with a discharge port communicated with the interior of the lifting mechanism. Compared with the prior art, the sand floating barrel discharges sand to the sand filtering assembly, under the action of the sand filtering assembly, caked grinding wheels and non-caked grinding wheels can be screened, then the non-caked grinding wheels are collected and reused, labor can be saved, the product quality can be guaranteed, and production operation is facilitated.

Description

Technical Field

[0001] The utility model relates to a sand and gravel filtering component of a floating sand machine. Background Art

[0002] Prior art, such as Chinese invention patent document, publication number CN104525864B, discloses a floating sand machine, including a blower, a sand bucket, and an air supply duct connecting the sand bucket and the air outlet of the blower, wherein the air inlet of the blower is connected to a refrigeration device. The refrigeration device is a flat plate cooler, and the flat plate cooler is fixed to the air inlet of the blower. The present invention has a simple structure and is easy to use, reduces the heat generated by the blower and floating sand working for a long time, prevents floating sand from clogging, and reduces the number of times the sand bucket is cleaned.

[0003] Based on the above, in the prior art, the floating sand machine is a sand bucket. When in use, the wax model that has been dipped in slurry is placed in the sand bucket, and then the sand is floated and adhered to the surface of the wax model under the action of the blower. Then in this process, excess slurry will drip into the sand bucket, and the dripping slurry will cause the sand to stick together into large particles. This kind of sand that sticks into large particles will affect the quality of the product. Therefore, the existing floating sand machine requires manual regular cleaning of the sand bucket and screening. Manual cleaning is time-consuming and labor-intensive, which seriously affects production efficiency and needs further improvement. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a gravel filtering assembly that can be used in conjunction with a floating sand machine to screen gravel.

[0005] A gravel filter assembly of a floating sand machine is designed for this purpose, the gravel filter assembly includes a filter channel, a filter screen is arranged above the filter channel, the filter holes of the filter screen are connected with the inside of the filter channel, the filter screen is provided with material blocking flanges around, and the filter channel is provided with a discharge port connected with the inside of a lifting mechanism.

[0006] Preferably, a vibration motor is installed on the gravel filtering assembly.

[0007] Preferably, a discharge port is provided on the filter screen.

[0008] Preferably, the gravel filter assembly further comprises a fixed frame, and the filter channel is fixedly arranged on the fixed frame.

[0009] Compared with the prior art, the utility model discharges the sand into the sand filter assembly by the floating sand bucket. Under the action of the sand filter assembly, the agglomerated grinding wheel and the unagglomerated grinding wheel can be screened, and then the unagglomerated grinding wheel can be collected and reused, which not only saves labor but also ensures product quality and is beneficial to production operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a three-dimensional structural schematic diagram of a floating sand machine;

[0011] Figure 2 It is a schematic diagram of the partial cross-section structure of the floating sand machine;

[0012] Figure 3 It is a schematic diagram of the cross-sectional structure of the floating sand machine;

[0013] Figure 4 It is a three-dimensional structural schematic diagram of a gravel filter assembly;

[0014] Figure 5 Schematic diagram of the cross-sectional structure of the gravel filter assembly. DETAILED DESCRIPTION

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0016] See also Figure 1-Figure 5 A gravel filtering assembly of a floating sand machine, the floating sand machine comprises a machine base 10, a floating sand bucket 20 is arranged on the machine base 10, the floating sand bucket 20 is provided with a sand discharge port, the sand discharge port is provided with a valve 220, and a gravel filtering assembly 30 for filtering gravel is arranged below the sand discharge port. Compared with the prior art, when the gravel in the floating sand bucket needs to be screened and filtered, the valve of the sand discharge port is opened so that the gravel in the floating sand bucket is output to the gravel filtering assembly. Under the action of the gravel filtering assembly, it can screen the agglomerated grinding wheel and the unagglomerated grinding wheel, and then the unagglomerated grinding wheel can be reused, which can not only save labor but also ensure product quality and is beneficial to production operation.

[0017] See also Figure 2 and Figure 3 The floating sand machine further includes a lifting mechanism 40, the gravel filtering assembly 30 is connected to the lifting mechanism 40 for conveying the filtered gravel into the lifting mechanism 40, and the output end of the lifting mechanism 40 is connected to the floating sand bucket 20 for conveying the filtered gravel into the floating sand bucket 20. In this embodiment, the lifting mechanism 40 is provided to convey the filtered grinding wheel into the floating sand bucket 20, thereby reducing manual operations and effectively improving efficiency.

[0018] See also Figure 4 and Figure 5The gravel filter assembly 30 includes a filter channel 320, a filter screen 330 is arranged above the filter channel 320, the filter holes 333 of the filter screen 330 are communicated with the inside of the filter channel 320, the filter screen 330 is provided with a material retaining flange 332 around the filter screen 330, the filter channel 320 is provided with a discharge port 321, and the discharge port 321 is communicated with the inside of the lifting mechanism 40, the gravel filter assembly 30 is connected to the base 10 by a movable connecting element 310 that can move relative to the base 10, and a vibration motor 300 is installed on the gravel filter assembly 30. Under the action of the movable connection element 310, the entire gravel filter assembly 30 can be moved relative to the machine base 10, and at the same time, in cooperation with the vibration motor 300, the entire gravel filter assembly 30 can be shaken relative to the machine base 10, and the shaking can make the gravel falling on the filter net 330 shake, so that the unagglomerated gravel passes through the filter hole 333 and enters the filter channel 320, and then is transported to the inside of the lifting mechanism 40 through the filter channel 320. The agglomerated gravel cannot pass through the filter hole 333 and is retained above the filter net 330.

[0019] See also Figure 3 The movable connection element 310 is a spring, one end of which is connected to the base 10 and the other end of which is connected to the gravel filtering assembly 30 .

[0020] See also Figure 4 The filter screen 330 is provided with a discharge port 331. The function of the discharge port 331 is to discharge the agglomerated gravel to avoid accumulation on the filter screen 330 and affecting the filtering efficiency.

[0021] Furthermore, the discharge port 321 and the discharge port 331 are arranged on the side close to the lifting mechanism 40, and the gravel filtering assembly 30 is inclined, gradually inclined downward from the side away from the lifting mechanism 40 to the side close to the lifting mechanism 40. This inclined setting can make the gravel move toward the discharge port 321 and the discharge port 331.

[0022] Furthermore, the gravel filter assembly 30 further includes a fixed frame 340 , and the filter channel 320 is fixedly disposed on the fixed frame 340 .

[0023] Preferably, two vibration motors 300 are provided and are respectively disposed on the left and right sides of the fixing frame 340 .

[0024] See also Figure 3 The lifting mechanism 40 includes a lifting channel 400, and the lifting channel 400 is provided with an inlet 401 and a feed port 402, the discharge port 321 is communicated with the inlet 401, and the feed port 402 is communicated with the floating sand bucket 20;

[0025] A hoist 410 is disposed in the hoist passage 400 .

[0026] The elevator 410 can be an existing commercial product. The elevator 410 is used to transport the material in the lifting channel 400 from the side of the feed port 401 to the side of the feed port 402 so that the material is transported from the feed port 402 to the floating sand bucket 20.

[0027] Furthermore, the elevator 410 includes two pulleys 411 arranged at intervals in the longitudinal direction, a transmission belt 412 is sleeved on the two pulleys 411, a plurality of hoppers 413 are arranged along the circumference of the transmission belt 412, and a driving motor 414 for driving the pulleys 411 to rotate is arranged on the lifting channel 400.

[0028] See also Figure 3 A feeding box 50 is provided on one side of the lifting channel 400, and the feeding box 50 is provided with a feeding port 500 which is interconnected with the lifting channel 400. A linear driving element 510 is provided on the feeding box 50 or the lifting channel 400, and a valve plate 520 is connected to the driving end of the linear driving element 510, and the valve plate 520 can close the feeding port 500.

[0029] Since the sand in the floating sand bucket 20 will gradually decrease during normal use, the sand can be automatically replenished into the floating sand bucket 20 by providing the replenishment box 50. When replenishing sand, the valve plate 520 is driven to move by the linear drive element 510 to open the replenishment port 500. In this state, the sand in the replenishment box 50 can automatically flow into the lifting channel 400 under the action of the inclined bottom plate of the replenishment box 50, so as to transport the sand to the floating sand bucket 20 through the lifting channel 400, thereby realizing automatic sand replenishment.

[0030] See also Figures 1 to 3 The floating sand bucket 20 is provided with a plurality of air inlet channels 111, on which mushroom air outlet heads 112 are arranged, and on which air outlet holes 113 are evenly distributed, and the base 10 is provided with an air duct 110, and the air inlet channels 111 and the air duct 110 are communicated with each other, and the air duct 110 is connected with a fan 120. The fan 120 drives the external air flow channel to the air duct 110, and then outputs the air from the air outlet holes 113 of the mushroom air outlet head 112 through the air inlet channel 111, so as to achieve uniform air discharge to drive the sand to float.

[0031] Furthermore, the linear drive element 510 is a cylinder or a push rod motor.

[0032] See also Figure 1The air duct 110 is provided with an inspection port, and an inspection cover 114 is provided at the inspection port. When the air duct 110 needs to be inspected, the inspection cover 114 can be opened to clean the inside of the air duct 110.

[0033] See also Figure 1 The floating sand bucket 20 is provided with a dust cover 70, and a dust suction channel 700 is integrated inside the dust cover 70. A dust suction pipe 710 is provided on the dust cover 70, and the dust suction pipe 710 is connected with the dust suction channel 700. A dust suction port 720 connected with the dust suction channel 700 is provided on the inner wall of the dust cover 70, and the dust suction pipe 710 is used to connect an external dust suction device.

[0034] A feed hopper 200 is disposed on the dust cover 70 , and the feed port 402 is communicated with the feed hopper 200 .

[0035] See also Figure 1 The front side of the dust cover 70 is open, the upper end surface of the floating sand bucket 20 is open, and a recovery box 60 is provided at the front side of the floating sand bucket 20. A return pipe 610 is connected to the bottom of the recovery box 60, and the output end of the return pipe 610 extends to the top of the gravel filter assembly 30. Recovery box 60

[0036] Furthermore, a control valve 620 is installed between the recovery box 60 and the return pipe 610 , and the control valve 620 can control the opening and closing of the return pipe 610 to achieve the control of the material output of the recovery box 60 .

[0037] Furthermore, a collecting cover 210 is provided at the lower end of the floating sand barrel 20, and a discharge pipe is provided at the lower end of the collecting cover 210. The pipe opening of the discharge pipe is a sand discharge opening, and a valve 220 is provided on the discharge pipe.

[0038] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0039] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicating the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. The terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features.

[0040] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and the description are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A sand filter assembly for a floating sand machine, characterized in that: The gravel filter assembly (30) comprises a filter channel (320), a filter screen (330) is arranged above the filter channel (320), the filter holes (333) of the filter screen (330) are connected to the inside of the filter channel (320), the filter screen (330) is provided with material blocking flanges (332) around the filter screen (330), and the filter channel (320) is provided with a discharge port (321) connected to the inside of the lifting mechanism (40).

2. The sand filter assembly of a floating sand machine according to claim 1, characterized in that: A vibration motor (300) is installed on the gravel filtering assembly (30).

3. The sand filter assembly of a floating sand machine according to claim 1, characterized in that: The filter screen (330) is provided with a discharge port (331).

4. The sand filter assembly of a floating sand machine according to claim 1, characterized in that: The gravel filter assembly (30) further comprises a fixed frame (340), and the filter channel (320) is fixedly arranged on the fixed frame (340).

Images