Automatic powder spraying device

Abstract

The utility model discloses an automatic powder spraying device which comprises a hollow box body provided with a powder spraying chamber; the powder spraying mechanism comprises a robot and a powder spraying gun, one end of the robot is arranged on the inner top wall of the powder spraying chamber, and the other end of the robot is connected with the powder spraying gun; the fixing mechanism comprises a rotating seat and a clamping part, one end of the rotating seat is arranged on the inner side wall of the powder spraying chamber, and the other end of the rotating seat is connected with the clamping part; and the information processing assembly can control the robot to drive the powder spraying gun to move in the powder spraying cavity and control the rotating seat to drive the clamping part to rotate in the powder spraying cavity. Spraying can be achieved in a more accurate path and angle, the situation of partial driving repeated spraying is reduced, the powder spraying time is saved, the working efficiency is improved, on the other hand, operation is achieved through the powder spraying cavity of the hollow box body, pollution to the working environment is avoided, and potential safety hazards of working are reduced.

Description

Technical Field

[0001] The utility model relates to the field of workpiece surface powder spraying, in particular to an automatic powder spraying device. Background Art

[0002] The workpiece surface powder spraying is used for the surface measurement of the workpiece. Since the three-dimensional optical photogrammetry technology has a higher efficiency than the traditional three-coordinate measurement equipment when measuring the workpiece in three dimensions, more and more three-dimensional photogrammetry processes are currently being used. For workpieces with high surface finish, due to their extremely high reflectivity, they have a great influence on optical imaging. Therefore, before measurement, a layer of developer (in powder form) needs to be sprayed on the surface of the workpiece to absorb light waves, enhance its imaging effect, and ensure measurement accuracy.

[0003] In the prior art, powder spraying is performed manually, which has the following disadvantages: low efficiency and difficult to control precision; in addition, long-term work easily causes dust to be inhaled, which affects the health of workers. Utility Model Content

[0004] In order to overcome the shortcomings and deficiencies in the prior art, the utility model aims to provide an automatic powder spraying device.

[0005] To achieve the above purpose, the technical solution of the utility model is as follows:

[0006] An automatic powder spraying device, comprising:

[0007] Hollow box with powder spraying chamber;

[0008] A powder spraying mechanism, comprising a robot and a powder spraying gun, wherein one end of the robot is arranged on the inner top wall of the powder spraying chamber, and the other end is connected to the powder spraying gun;

[0009] The fixing mechanism comprises a rotating seat and a clamping part, wherein one end of the rotating seat is arranged on the inner side wall of the powder spraying chamber, and the other end is connected to the clamping part, and the clamping part can clamp or release the workpiece;

[0010] The information processing component, the robot and the rotating seat are connected by electrical signals, and can control the robot to drive the powder spray gun to move in the powder spray chamber, and control the rotating seat to drive the clamping part to rotate in the powder spray chamber.

[0011] Preferably, it also includes:

[0012] An air inlet is opened at the top of the hollow box;

[0013] An air extraction port is provided at the bottom of the hollow box body and can form air convection with the air inlet, and the air inlet and the air extraction port are respectively facing the workpiece;

[0014] An air inlet assembly, the air outlet of which is connected to the air inlet;

[0015] A suction component, wherein the suction end is connected to the air suction port.

[0016] Preferably, the air inlet assembly comprises:

[0017] A first housing, covering the air inlet;

[0018] a fan blade rotatably disposed on the first housing;

[0019] The first drive, whose output end is drivingly connected to the fan blade, can blow external air into the powder spraying chamber.

[0020] Preferably, it also includes:

[0021] The first filter is arranged on the top of the first shell and is used to filter impurities in the external air.

[0022] Preferably, the suction assembly comprises:

[0023] A funnel, which is covered on the air extraction port;

[0024] The exhaust fan is connected to a first pipeline, the other end of which is connected to the discharge port of the funnel and can act on the dust in the powder spraying chamber.

[0025] Preferably, it also includes:

[0026] The second filter screen is matched with the feed inlet of the funnel.

[0027] Preferably, it also includes:

[0028] The powder supply mechanism is provided with a joint penetrating the powder spraying chamber on the hollow box body, the powder spraying gun is connected to the discharge end of the joint through a hose, and the output end of the powder supply mechanism is connected to the feed end of the joint through a hose.

[0029] Preferably, the robot is a multi-axis robotic arm.

[0030] Preferably, the rotating seat comprises:

[0031] An assembly seat, fixedly connected to the inner wall of the powder spraying chamber;

[0032] A rotating rod, rotatingly matched with the assembly seat;

[0033] The drive is arranged on the hollow box body, and the output end is transmission-connected with the rotating rod, and the clamping part is arranged at an end of the rotating rod away from the drive.

[0034] Preferably, the clamping portion comprises:

[0035] A mounting seat, fixedly connected to the rotating rod;

[0036] A pair of clamping jaws, openably and closably disposed on the mounting seat;

[0037] The finger cylinder is arranged on the mounting seat and is drivingly connected with the pair of clamping jaws, and can drive the pair of clamping jaws to clamp or release the workpiece.

[0038] The beneficial effect of the utility model is that during the powder spraying operation, the workpiece is fixed on the rotating seat by using the clamping part, and then the robot is used to drive the powder spray gun to move relative to the workpiece, the developer is sprayed on the surface of the workpiece, and the rotating seat is used to drive the workpiece to rotate, thereby realizing surface powder spraying treatment. Compared with the prior art, the present application controls the robot and the rotating seat through the information processing component, which can realize more precise path and angle for spraying, reduce the situation of repeated spraying of some drives, and is beneficial to saving the time of powder spraying, thereby improving work efficiency. On the other hand, the powder spraying chamber of the hollow box is used to realize the operation, so as to avoid pollution to the working environment and help reduce the safety hazards at work. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] Figure 1 This is a schematic diagram of a hidden hollow box in an embodiment of the present utility model;

[0040] Figure 2 It is a schematic structural diagram of an embodiment of the present utility model.

[0041] As shown in the figure:

[0042] 1-hollow box, 11-powder spraying chamber, 12-connector;

[0043] 2-powder spraying mechanism, 21-robot, 22-powder spraying gun;

[0044] 3-fixing mechanism, 31-rotating seat, 32-clamping part;

[0045] 4-air inlet assembly, 41-first filter;

[0046] 5-suction assembly, 51-funnel, 52-first pipe, 53-second filter;

[0047] 6-Workpiece. DETAILED DESCRIPTION

[0048] The following is a detailed description of the implementation of the present invention in conjunction with the accompanying drawings. The accompanying drawings are for reference and illustration only and do not constitute a limitation on the scope of patent protection of the present invention.

[0049] See also Figure 1-Figure 2 In this embodiment, an automatic powder spraying device includes:

[0050] The hollow box body 1 is provided with a powder spraying chamber 11;

[0051] The powder spraying mechanism 2 comprises a robot 21 and a powder spraying gun 22, wherein one end of the robot 21 is arranged on the inner top wall of the powder spraying chamber 11, and the other end is connected to the powder spraying gun 22;

[0052] The fixing mechanism 3 includes a rotating seat 31 and a clamping portion 32, wherein one end of the rotating seat 31 is disposed on the inner wall of the powder spraying chamber 11, and the other end is connected to the clamping portion 32, and the clamping portion 32 can clamp or release the workpiece 6;

[0053] The information processing component, the robot 21 and the rotating seat 31 are connected by electrical signals, and can control the robot 21 to drive the powder spray gun 22 to move in the powder spray chamber 11, and control the rotating seat 31 to drive the clamping part 32 to rotate in the powder spray chamber 11.

[0054] In this embodiment, a door is hinged on the front side of the hollow box 1. When the door is closed, the powder spraying chamber 11 can be sealed, and when the door is opened, a technician can place the workpiece 6 to be powder sprayed. In this embodiment, the information processing component needs to be programmed according to the shape characteristics of the workpiece 6 to control the movement path of the robot 21. The control of the robot 21 is achieved through programming, and the degree of freedom of the robot 21 is improved, which is conducive to broadening the scope of application of the present application.

[0055] Preferably, it also includes:

[0056] An air inlet is provided at the top of the hollow box body 1;

[0057] An air extraction port is provided at the bottom of the hollow box body 1 and can form air convection with the air inlet, and the air inlet and the air extraction port are respectively facing the workpiece 6;

[0058] An air inlet component 4, the air outlet end of which is connected to the air inlet;

[0059] The suction component 5 has a suction end connected to the air suction port.

[0060] In this embodiment, the air inlet assembly 4, the powder spraying mechanism 2, the fixing mechanism 3 and the suction assembly 5 are arranged on the hollow box body 1 from top to bottom. On the one hand, it is convenient for the powder to fall, and on the other hand, gas convection is formed above and below the powder spraying chamber 11, and the suction force of the suction assembly 5 is cooperated to prevent the sprayed powder from diffusing in the hollow chamber. Further, the utilization rate of the powder is improved, and the technician is prevented from inhaling dust when opening the door to replace the workpiece 6.

[0061] Preferably, the air inlet assembly 4 comprises:

[0062] A first housing, covering the air inlet;

[0063] a fan blade rotatably disposed on the first housing;

[0064] The first drive, whose output end is drivingly connected to the fan blade, can blow external air into the powder spraying chamber 11.

[0065] In this embodiment, the fan blades are used to drive the external airflow into the powder spraying chamber 11 , so as to further reduce the situation where the powder is diffused in the powder spraying chamber 11 .

[0066] Preferably, it also includes:

[0067] The first filter 41 is disposed on the top of the first housing and is used to filter impurities in the external air.

[0068] In this embodiment, the first filter screen 41 is integrally formed with the top of the first housing and is provided with a plurality of first filter holes, thereby reducing the entry of external dust and large particles into the powder spraying chamber 11 .

[0069] Preferably, the suction assembly 5 comprises:

[0070] A funnel 51 is provided on the air extraction port;

[0071] The exhaust fan is connected to a first pipe 52 , the other end of which is connected to the discharge port of the funnel 51 , and can act on the dust in the powder spraying chamber 11 .

[0072] In summary, this embodiment utilizes the funnel 51 to gather the falling powder, and utilizes the exhaust fan to recover the falling powder. On the other hand, the cleanliness of the working environment can be further improved by sucking out the dust.

[0073] Preferably, it also includes:

[0074] The second filter screen 53 matches the feed port of the funnel 51 .

[0075] In this embodiment, the second filter screen 53 is provided with a plurality of second filter holes, so that dust and large particles of debris can enter the exhaust fan.

[0076] Preferably, it also includes:

[0077] A powder supply mechanism (not shown in the figure), the hollow box body 1 is provided with a joint 12 that passes through the powder spraying chamber 11, the powder spraying gun 22 is connected to the discharge end of the joint 12 through a hose, and the output end of the powder supply mechanism is connected to the feed end of the joint 12 through a hose.

[0078] In this embodiment, the discharge end of the powder supply mechanism is connected to the connector 12 via a pump.

[0079] Preferably, the robot 21 is a multi-axis robot arm, which has a high degree of freedom and is conducive to broadening the scope of application of the present application.

[0080] Preferably, the rotating seat 31 comprises:

[0081] An assembly seat, fixedly connected to the inner wall of the powder spraying chamber 11;

[0082] A rotating rod, rotatingly matched with the assembly seat;

[0083] The drive is arranged on the hollow box body 1, and the output end is transmission-connected with the rotating rod, and the clamping part 32 is arranged at an end of the rotating rod away from the drive.

[0084] In this embodiment, a bearing is provided on the assembly seat, the inner ring of the bearing cooperates with the rotating rod, the drive is a motor, and the output end of the motor is transmission-connected with the rotating rod to achieve the purpose of driving the clamping part 32 to rotate.

[0085] Preferably, the clamping portion 32 includes:

[0086] A mounting seat, fixedly connected to the rotating rod;

[0087] A pair of clamping jaws, openably and closably disposed on the mounting seat;

[0088] The finger cylinder is arranged on the mounting seat and is transmission-connected with the pair of clamps, and can drive the pair of clamps to clamp or release the workpiece 6.

[0089] In this embodiment, a pair of clamping claws are used to act on the end of the workpiece, thereby realizing loading and unloading of the workpiece, and the structure is simple.

[0090] The above disclosure is only a preferred embodiment of the present invention, which cannot be used to limit the scope of protection of the present invention. Therefore, equivalent changes made within the scope of the patent application of the present invention are still within the scope covered by the present invention.

Claims

1. An automatic powder spraying device, characterized in that: include: Hollow box with powder spraying chamber; A powder spraying mechanism, comprising a robot and a powder spraying gun, wherein one end of the robot is arranged on the inner top wall of the powder spraying chamber, and the other end is connected to the powder spraying gun; The fixing mechanism comprises a rotating seat and a clamping part, wherein one end of the rotating seat is arranged on the inner side wall of the powder spraying chamber, and the other end is connected to the clamping part, and the clamping part can clamp or release the workpiece; The information processing component, the robot and the rotating seat are connected by electrical signals, and can control the robot to drive the powder spray gun to move in the powder spray chamber, and control the rotating seat to drive the clamping part to rotate in the powder spray chamber.

2. An automatic powder spraying device according to claim 1, characterized in that: Also includes: An air inlet is opened at the top of the hollow box; An air extraction port is provided at the bottom of the hollow box body and can form air convection with the air inlet, and the air inlet and the air extraction port are respectively facing the workpiece; An air inlet assembly, the air outlet of which is connected to the air inlet; A suction component, wherein the suction end is connected to the air suction port.

3. An automatic powder spraying device according to claim 2, characterized in that: The air inlet assembly comprises: A first housing, covering the air inlet; a fan blade rotatably disposed on the first housing; The first drive, whose output end is drivingly connected to the fan blade, can blow external air into the powder spraying chamber.

4. An automatic powder spraying device according to claim 3, characterized in that: Also includes: The first filter is arranged on the top of the first shell and is used to filter impurities in the external air.

5. The automatic powder spraying device according to claim 2, characterized in that: The suction assembly comprises: A funnel, which is covered on the air extraction port; The exhaust fan is connected to a first pipeline, the other end of which is connected to the discharge port of the funnel and can act on the dust in the powder spraying chamber.

6. An automatic powder spraying device according to claim 5, characterized in that: Also includes: The second filter screen is matched with the feed inlet of the funnel.

7. An automatic powder spraying device according to claim 1, characterized in that: Also includes: The powder supply mechanism is provided with a joint penetrating the powder spraying chamber on the hollow box body, the powder spraying gun is connected to the discharge end of the joint through a hose, and the output end of the powder supply mechanism is connected to the feed end of the joint through a hose.

8. The automatic powder spraying device according to claim 1, characterized in that: The robot is a multi-axis robot arm.

9. The automatic powder spraying device according to claim 1, characterized in that: The rotating seat comprises: An assembly seat, fixedly connected to the inner wall of the powder spraying chamber; A rotating rod, rotatingly matched with the assembly seat; The drive is arranged on the hollow box body, and the output end is transmission-connected with the rotating rod, and the clamping part is arranged at an end of the rotating rod away from the drive.

10. An automatic powder spraying device according to claim 9, characterized in that: The clamping portion comprises: A mounting seat, fixedly connected to the rotating rod; A pair of clamping jaws, openably and closably disposed on the mounting seat; The finger cylinder is arranged on the mounting seat and is drivingly connected with the pair of clamping jaws, and can drive the pair of clamping jaws to clamp or release the workpiece.

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