Reversible vibrating powder feeder

Abstract

The present invention discloses a reversible vibrating powder feeder, wherein the upper end of a visualized powder barrel is provided with a sealing cover, the lower end of the visualized powder barrel is connected to the upper end of the powder feeding hopper through a fixing assembly, a support frame is provided in the powder feeding hopper, the upper end of the support frame is connected to the fixing assembly, the upper end of the support frame is provided with a rotary drive motor, the lower end of the support frame is provided with the vibrator, a toothed disc is provided on the output shaft of the rotary drive motor, the toothed disc is located at the bottom of the inner cavity of the visualized powder barrel, a powder discharge channel is provided through the toothed disc and the support frame, the lower end of the powder feeding hopper is connected to a powder discharge module, and a powder discharge port is provided at the lower end of the powder discharge module. The present invention is a high-precision powder feeding mechanism based on the principle of vibration structure and gravity drop, which outputs powder evenly and has a wide powder particle size, and the powder condition in the powder barrel can be seen through the visualized transparent observation window on the powder barrel.

Description

Technical field:

[0002] The invention relates to a powder feeder, in particular to a reversible vibration powder feeder. Background technology:

[0004] In the field of powder feeder equipment, powder feeders are used to transport different powders to the required parts. Traditional powder feeding equipment cannot be turned over. After adding powder, when you want to change to another powder, you must disassemble the powder storage barrel of the powder feeder, scrape the powder out little by little with a container, and then assemble the disassembled parts together after cleaning; if you want to transport powder with poor fluidity, the powder cannot be delivered evenly or cannot be delivered at all; this is time-consuming and labor-intensive, and the amount of powder delivered cannot be accurately controlled, resulting in too little powder delivery affecting product quality, or too much powder delivery resulting in waste. Summary of the invention:

[0006] The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a reversible vibrating powder feeder which has a reasonable design, uniform powder conveying and can improve coating uniformity.

[0007] The technical solution of the present invention is

[0008] A reversible vibrating powder feeder comprises a visual powder barrel, a powder feeding hopper, a rotary drive motor and a vibrator, wherein a sealing cover is arranged at the upper end of the visual powder barrel, and the lower end of the visual powder barrel is connected to the upper end of the powder feeding hopper through a fixing component, a support frame is arranged in the powder feeding hopper, and the upper end of the support frame is connected to the fixing component, the upper end of the support frame is arranged with a rotary drive motor, and the lower end of the support frame is arranged with the vibrator, a gear plate is arranged on the output shaft of the rotary drive motor, the gear plate is located at the bottom of the inner cavity of the visual powder barrel, a powder discharge channel is arranged through the gear plate and the support frame, the lower end of the powder feeding hopper is connected to a powder discharge module, and the lower end of the powder discharge module is arranged with a powder discharge port.

[0009] The gear plate is provided with a through hole, the rotary drive motor drives the gear plate to rotate, and the through pipe is periodically connected with the powder outlet channel to achieve quantitative powder outlet.

[0010] The fixing assembly includes an upper fixing sleeve and a lower fixing sleeve, which are connected to each other, and the upper end of the upper fixing sleeve is connected to the lower end of the visualization powder tube, the lower end of the lower fixing sleeve is connected to the upper end of the powder feeding hopper, and the support frame is connected to the lower fixing sleeve.

[0011] The inner wall of the upper fixed sleeve is provided with a bushing, and the upper end of the shifting gear plate is provided with a fixed pressing cap.

[0012] The support frame is a barrel-shaped structure, the rotary drive motor is fixed on the barrel bottom of the support frame and the output shaft passes through the barrel bottom and is connected to the gear plate, a fixed plate is provided at the barrel mouth of the support frame, the vibrator is provided on the fixed plate, and the upper and lower ends of the powder outlet channel respectively pass through the barrel bottom and the fixed plate.

[0013] The lower end of the powder feeding hopper is funnel-shaped, and a sealing ring is provided at the connection with the powder outlet module.

[0014] The beneficial effects of the present invention are:

[0015] 1. The present invention is a high-precision powder feeding mechanism based on the structure of the gear plate vibration and the principle of gravity drop, which can output the powder evenly and has a wide powder particle size. The powder condition in the powder tube can be seen through the visual transparent observation window on the powder tube.

[0016] 2. The present invention has an additional vibration function, and the powder feeding tube can rotate 180 degrees, which saves time and effort when adding and replacing powder, and makes the powder feeding width wider.

[0017] 3. The powder feeding amount of the present invention is controlled by a motor with a stepless speed regulation of 1-18 rpm. The accurate powder feeding amount greatly improves the uniformity of the coating and the spraying quality.

[0018] 4. The present invention has reasonable design, uniform powder delivery and can improve coating uniformity. It has a wide range of applications and has good economic benefits after promotion. Description of the drawings:

[0020] Figure 1 It is a schematic diagram of the structure of a reversible vibrating powder feeder. Specific implementation method:

[0022] Example: See Figure 1 , In the figure, 1-sealing cover, 2-visual powder barrel, 3-sprocket plate, 4-rotation drive motor, 5-vibrator, 6-powder outlet module, 7-bushing, 8-powder outlet channel, 9-fixed pressure cap, 10-powder feeding hopper, 11-lower fixed sleeve, 12-upper fixed sleeve.

[0023] The reversible vibrating powder feeder comprises a visual powder barrel 2, a powder feeding hopper 10, a rotary drive motor 4 and a vibrator 5, wherein: a sealing cover 1 is arranged at the upper end of the visual powder barrel 2, the lower end of the visual powder barrel 2 is connected to the upper end of the powder feeding hopper 10 through a fixing component, a support frame is arranged in the powder feeding hopper 10, the upper end of the support frame is connected to the fixing component, a rotary drive motor 4 is arranged at the upper end of the support frame, a vibrator 5 is arranged at the lower end of the support frame, a gear plate 3 is arranged on the output shaft of the rotary drive motor 4, the gear plate 3 is located at the bottom of the inner cavity of the visual powder barrel 2, a powder discharge channel 8 is arranged through the gear plate 3 and the support frame, the lower end of the powder feeding hopper 10 is connected to the powder discharge module 6, and a powder discharge port is arranged at the lower end of the powder discharge module 6.

[0024] Optimal solution: a through hole is provided on the gear plate 3, and the rotary drive motor 4 drives the gear plate 3 to rotate, and the through pipe is periodically connected with the powder outlet channel 8 to achieve quantitative powder outlet.

[0025] The fixing assembly includes an upper fixing sleeve 12 and a lower fixing sleeve 11, which are connected to each other, and the upper end of the upper fixing sleeve 12 is connected to the lower end of the visualization powder tube 2, the lower end of the lower fixing sleeve 11 is connected to the upper end of the powder feeding hopper 10, and the support frame is connected to the lower fixing sleeve 11. The inner wall of the upper fixing sleeve 12 is provided with a bushing 7 to prevent the powder from adhering to the inner wall of the upper fixing sleeve 12, and the upper end of the gear plate 3 is provided with a fixed pressure cap 9, and the upper end of the fixed pressure cap 9 is a pointed structure, which is conducive to the powder falling onto the disc surface of the gear plate 9 and can prevent the powder from falling onto the output shaft.

[0026] The support frame is a barrel-shaped structure, the rotary drive motor 4 is fixed on the barrel bottom of the support frame, and the output shaft passes through the barrel bottom and is connected to the gear plate 3. A fixed plate is provided at the barrel mouth of the support frame, and the vibrator 5 is provided on the fixed plate. The upper and lower ends of the powder outlet channel 8 pass through the barrel bottom and the fixed plate respectively. The lower end of the powder feeding hopper 10 is funnel-shaped, and a sealing ring is provided at the connection with the powder outlet module 6.

[0027] When in use, open the sealing cover 1, add powder to the visual powder tube 2, and then cover the sealing cover 1, the powder falls onto the gear plate 3, the rotary drive motor 4 drives the gear plate 3 to rotate, and realizes periodic powder discharge, and the vibrator 5 is started, which can promote the discharge and prevent adhesion. The powder falling into the powder feeding hopper 10 is sequentially fed into the spray gun system to complete the spraying process. The power cord and control line of the rotary drive motor 4 and the vibrator 5 can be passed through the fixed component, or a built-in power supply and remote control module can be used to control it through an external remote control. These are all existing technologies and will not be described in detail.

[0028] As required, an air intake mechanism may be provided on the lower fixed sleeve 11 to input nitrogen or argon as a carrier gas into the powder feeding hopper 10, and the carrier gas and powder are fed into the spray gun system to complete the spraying process.

[0029] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A reversible vibrating powder feeder, comprising a visible powder barrel, a powder feeding hopper, a rotary drive motor and a vibrator, characterized in that: A sealing cover is provided at the upper end of the visualized powder barrel, and the lower end of the visualized powder barrel is connected to the upper end of the powder feeding hopper through a fixing assembly, a support frame is provided in the powder feeding hopper, and the upper end of the support frame is connected to the fixing assembly, a rotation drive motor is provided at the upper end of the support frame, and the vibrator is provided at the lower end of the support frame, a gear plate is provided on the output shaft of the rotation drive motor, and the gear plate is located at the bottom of the inner cavity of the visualized powder barrel, a powder discharge channel is provided through the support frame, the lower end of the powder feeding hopper is connected to the powder discharge module, and a powder discharge port is provided at the lower end of the powder discharge module; The support frame is a barrel-shaped structure, the rotary drive motor is fixed on the barrel bottom of the support frame, and the output shaft passes through the barrel bottom and is connected to the gear plate, a fixing plate is provided at the barrel mouth of the support frame, the vibrator is provided on the fixing plate, and the upper and lower ends of the powder outlet channel pass through the barrel bottom and the fixing plate respectively; The gear plate is provided with a through hole, and the rotary drive motor drives the gear plate to rotate. The through hole is periodically connected with the powder outlet channel to achieve quantitative powder outlet.

2. The reversible vibrating powder feeder according to claim 1 is characterized in that: The fixing assembly includes an upper fixing sleeve and a lower fixing sleeve, which are connected to each other. The upper end of the upper fixing sleeve is connected to the lower end of the visualization powder tube, the lower end of the lower fixing sleeve is connected to the upper end of the powder feeding hopper, and the support frame is connected to the lower fixing sleeve.

3. The reversible vibrating powder feeder according to claim 2 is characterized in that: The inner wall of the upper fixed sleeve is provided with a bushing, and the upper end of the shifting gear plate is provided with a fixed pressing cap.

4. The reversible vibrating powder feeder according to claim 1 is characterized in that: The lower end of the powder feeding hopper is funnel-shaped, and a sealing ring is provided at the connection with the powder output module.

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