Spraying device for quartz crucible production

Abstract

The utility model discloses a spraying device for quartz crucible production, which comprises a spraying box, the top of the spraying box is provided with a coating pump and a motor, the inner wall of the top of the spraying box is embedded with a rotating pipe joint, the outlet of the coating pump is connected to the top of the rotating pipe joint through a pipe body, and the outlet of the rotating pipe joint is connected with the spraying box. A rotating pipe is connected to the bottom of the rotating pipe joint, and gears are mounted on a rotating shaft of the motor and the outer wall of the rotating pipe; the paint pump is started to convey paint to the high-pressure spray head for spraying through the rotating pipe connector, the rotating pipe and the U-shaped pipe, the motor can drive the rotating pipe to rotate through meshing transmission of the gear, uniform spraying of the high-pressure spray head is achieved, and the crucible does not need to be manually rotated; and stable positioning of the quartz crucible is ensured, and efficient and uniform coating spraying is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to quartz crucible spraying technical field, specifically, relate to a kind of spraying device for quartz crucible production. BACKGROUND

[0002] Quartz crucible spraying is a key process for improving crucible durability and high-temperature performance, by uniformly spraying a layer of high-temperature resistant paint on the surface of quartz crucible, thereby enhancing its thermal shock resistance, corrosion resistance and mechanical strength, its spraying process is widely used in photovoltaic, semiconductor and high-end material manufacturing field, which helps to improve production efficiency, prolong the service life of crucible, and at the same time reduce the influence of impurities on product quality.

[0003] However, in the process of coating spraying of quartz crucible, the operation mode of manually rotating the crucible or adjusting the height of the spraying device not only consumes time, but also easily introduces human error, limits the spraying efficiency, and is difficult to meet the efficient production demand, and at the same time, manually adjusting the height of the crucible to match the spraying position not only increases the labor intensity, but also may cause unstable positioning, especially when mass production, the influence is obvious. SUMMARY

[0004] The utility model aims at at least one of the technical problems existing in the prior art.

[0005] Therefore, one object of the utility model is to provide a spraying device for quartz crucible production, which can rotate by using motor-driven gear and rotating tube, realize the rotary spraying of coating, and adjust the height by using electric push rod, to ensure stable positioning of quartz crucible and realize efficient and uniform spraying.

[0006] To achieve the above object, the utility model provides the following technical scheme: a spraying device for quartz crucible production, comprising a spraying box, a coating pump and a motor are installed on the top of the spraying box, a rotating tube joint is embedded in the inner wall of the top of the spraying box, the outlet of the coating pump is connected to the top of the rotating tube joint through a pipe body, a rotating tube is connected to the bottom of the rotating tube joint, gears are installed on the rotating shaft of the motor and the outer wall of the rotating tube, the two gears are engaged, a U-shaped tube is communicated with one end of the bottom of the rotating tube, a plurality of high-pressure nozzles are arranged at equal intervals and installed on both ends of the U-shaped tube, an electric push rod is installed in the inside of the spraying box, and a bearing platform is fixedly connected to the piston rod of the electric push rod.

[0007] Preferably, not less than two cylinder bodies are symmetrically installed in the inside of the spraying box, a rod body is slidably installed in the inside of the cylinder body, and the top of the rod body is fixedly connected to the bottom of the bearing platform.

[0008] Preferably, the motor and the exterior of the paint pump are both provided with a cover.

[0009] Preferably, the bottom inner wall of the spraying box is communicated with a dirt discharging pipe, and one end of the dirt discharging pipe is located outside the spraying box.

[0010] Preferably, the top of the bearing platform is provided with a tray.

[0011] Preferably, the front surface of the spraying box is rotatably provided with a box door.

[0012] Compared with the prior art, the utility model has the beneficial effects that: the utility model discloses a kind of spraying devices for quartz crucible production, including: spraying box 1, motor 6 and paint pump 7. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the spraying device structural schematic view for quartz crucible production of the utility model embodiment;

[0014] Figure 2 It is the spraying device sectional structure schematic view for quartz crucible production of the utility model embodiment;

[0015] Figure 3 It is the spraying device structural schematic view for quartz crucible production of the utility model embodiment Figure 2 Enlarged structure schematic view of part A.

[0016] In the drawing: 1, spraying box;2, cover;3, dirt discharging pipe;4, tray;5, bearing platform;6, motor;7, paint pump;8, high-pressure spray head;9, rotating pipe;10, gear;11, U-shaped pipe;12, rod;13, electric push rod;14, barrel;15, rotating pipe joint;16, box door. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0018] Please refer to Figures 1-2 The embodiment of the utility model provides a kind of spraying device for quartz crucible production, including: spraying box 1, motor 6 and paint pump 7.

[0019] As shown in Figures 1-3 The front surface of the spraying box 1 is rotatably provided with a box door 16, the coating pump 7 and the motor 6 are respectively arranged on the top of the spraying box 1, the inner wall of the top of the spraying box 1 is embedded with a rotary pipe joint 15, the outlet of the coating pump 7 is connected to the top of the rotary pipe joint 15 through a pipe body, the bottom of the rotary pipe joint 15 is connected with a rotating pipe 9, one end of the bottom of the rotating pipe 9 is communicated with a U-shaped pipe 11, and the two ends of the U-shaped pipe 11 are respectively provided with a plurality of high-pressure nozzles 8 arranged at equal intervals. In use, the coating pump 7 is started to deliver the quartz crucible coating to the rotary pipe joint 15 through the pipe body, the rotary pipe joint 15 delivers the coating to the U-shaped pipe 11 through the rotating pipe 9, and finally sprays the coating outward through the high-pressure nozzles 8.

[0020] Further, the motor 6 and the coating pump 7 are respectively provided with a cover 2, which can cover and protect the motor 6 and the coating pump 7.

[0021] In this embodiment, as shown in Figure 1 and Figure 2 The rotary shaft of the motor 6 and the outer wall of the rotating pipe 9 are respectively provided with a gear 10, the two gears 10 are engaged, the inside of the spraying box 1 is provided with an electric push rod 13, the piston rod of the electric push rod 13 is fixedly connected with a bearing platform 5, the rotation of the rotating pipe 9 is driven by starting the motor 6 to drive the gear 10 to engage with each other, so as to realize the rotation of the rotating pipe 9, so that the high-pressure nozzles 8 can uniformly spray the coating on the surface of the quartz crucible by rotation, without manually rotating the quartz crucible for circumferential spraying. At the same time, the electric push rod 13 drives the bearing platform 5 to move up and down, without the need for the operator to manually adjust the spraying height of the quartz crucible.

[0022] Further, the inside of the spraying box 1 is symmetrically provided with not less than two barrel bodies 14, the inside of the barrel body 14 is slidably provided with a rod body 12, and the top of the rod body 12 is fixedly connected to the bottom of the bearing platform 5. When the electric push rod 13 drives the bearing platform 5 to move up and down, the rod body 12 can be simultaneously driven to move up and down in the barrel body 14, and the rod body 12 can support and stabilize the bottom of the bearing platform 5.

[0023] In addition, the top of the bearing platform 5 is provided with a tray 4, and the quartz crucible can be placed on the top of the tray 4 during spraying.

[0024] As shown in Figure 2 The bottom inner wall of the spraying box 1 is communicated with a sewage pipe 3, and one end of the sewage pipe 3 is located outside the spraying box 1. When the spraying box 1 is flushed and cleaned, the sewage pipe 3 in the bottom inner wall of the spraying box 1 can discharge the mixed coating sewage to the outside.

[0025] According to the technical scheme, the working steps of the scheme are summarized and combed: when in use, the paint pump 7 is started to convey the quartz crucible paint to the rotary pipe joint 15 through the pipe body, the rotary pipe joint 15 conveys the paint to the U-shaped pipe 11 through the rotating pipe 9, and finally sprays the paint outward through the high-pressure spray head 8.

[0026] At this time, the motor 6 is started to drive the rotating pipe 9 to rotate, the gear 10 is driven to mesh with each other, the rotation of the rotating pipe 9 is realized, so that the high-pressure spray head 8 sprays the paint on the surface of the quartz crucible uniformly through rotation, manual rotation of the quartz crucible for circumferential spraying is not needed, at the same time, the electric push rod 13 drives the bearing platform 5 to move up and down, manual adjustment of the spraying height of the quartz crucible by the operator is not needed, the crucible can be stably positioned during the spraying process, so that efficient and uniform paint spraying operation is realized.

[0027] The parts not involved in the utility model are the same as the prior art or can be realized by using the prior art. Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A spraying device for quartz crucible production, comprising a spraying box (1), a paint pump (7) and a motor (6) are installed on the top of the spraying box (1), characterized in that: A rotary pipe joint (15) is embedded in the inner wall of the top of the spraying box (1), the outlet of the paint pump (7) is connected to the top of the rotary pipe joint (15) through a pipe body, a rotating pipe (9) is connected to the bottom of the rotary pipe joint (15), a gear (10) is installed on the rotating shaft of the motor (6) and the outer wall of the rotating pipe (9), the two gears (10) are engaged, a U-shaped pipe (11) is communicated with one end of the bottom of the rotating pipe (9), a plurality of high-pressure nozzles (8) are installed on both ends of the U-shaped pipe (11) at equal intervals, an electric push rod (13) is installed in the spraying box (1), and a bearing platform (5) is fixedly connected to the piston rod of the electric push rod (13).

2. A spraying device for producing a quartz crucible according to claim 1, characterized in that: At least two cylinder bodies (14) are symmetrically installed in the spraying box (1), a rod body (12) is slidably installed in the cylinder body (14), and the top of the rod body (12) is fixedly connected to the bottom of the bearing platform (5).

3. The spraying device for producing a quartz crucible according to claim 1, wherein: The motor (6) and the paint pump (7) are both externally installed with a cover (2).

4. The spraying device for producing a quartz crucible according to claim 1, wherein: A blowdown pipe (3) is communicated with the inner wall of the bottom of the spraying box (1), and one end of the blowdown pipe (3) is located outside the spraying box (1).

5. The spray coating apparatus for producing a quartz crucible according to claim 1, wherein: A tray (4) is installed on the top of the bearing platform (5).

6. The spray coating apparatus for producing a quartz crucible according to claim 1, wherein: A box door (16) is rotatably installed on the front surface of the spraying box (1).

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