Device for automatically cleaning sundries on surface of workpiece by using compressed air

Abstract

The utility model provides a device for automatically cleaning sundries on the surface of a workpiece by using compressed air. The device comprises a basic frame and a pneumatic system, the foundation frame comprises a welding frame, a protective cover, a funnel and a collecting box. The upper end of the welding frame is connected with the panel, the panel is connected with the bottom of the shield, and the funnel is connected with the inner wall of the shield. Adjusting ground feet are arranged at the bottom of the welding frame, and the collecting box is located in the welding frame. The right side of the upper end of the frame is provided with a connecting plate which is provided with a pneumatic triple piece. And a gas circuit board is arranged on the upper end. A workpiece positioning mechanism is installed on the funnel, and a cleaning unit is installed on the panel. The pneumatic system comprises an air pipe, one end of the air pipe is connected with a pneumatic FRL, and the other end is connected with the valve terminal. Residual cooling liquid and flocculent suction floating impurities on the surface of a workpiece can be quickly cleaned, and the air knife is driven by the electromagnetic valve, the air cylinder and the linear guide rail to clean.

Description

Technical Field

[0001] The utility model relates to the field of workpiece surface cleaning, in particular to a device for automatically cleaning sundries on the workpiece surface by using compressed air. Background Art

[0002] Workpiece cleaning in the production line is a very important link, and its purpose is to remove debris, dirt, oil stains, etc. on the surface of the workpiece to improve the quality and performance of the product. During the production process, various debris may be attached to the surface of the workpiece, such as metal chips, dust, cutting fluid, etc. These debris may affect the performance, appearance and subsequent processing of the workpiece, and even cause equipment failure and production interruption. In traditional cleaning methods, manual cleaning or immersion cleaning is usually used. However, before the workpiece is inspected online, it is only necessary to quickly clean the residual coolant and flocculent floating debris on the surface of the workpiece. These cleaning methods can no longer meet production needs. Summary of the invention

[0003] In view of this, the utility model aims to propose a device that uses compressed air to automatically clean the debris on the surface of the workpiece, which can quickly clean the residual coolant and flocculent floating debris on the surface of the workpiece, and use electromagnetic valves, cylinders, and linear guides to drive the air knife to quickly clean the surface of the workpiece, avoiding the phenomenon that the product inspection fails due to debris during the online inspection of the workpiece.

[0004] In order to achieve the above object, the technical solution of the utility model is implemented as follows:

[0005] A device for automatically cleaning debris on the surface of a workpiece by compressed air, comprising a basic frame and a pneumatic system, the basic frame comprising a welding frame, a shield, a funnel and a collection box, the left side of the welding frame has no bottom frame, the upper end of the welding frame is connected with a panel, the panel is connected to the bottom of the shield, the funnel is connected to the inner wall of the shield, the bottom of the welding frame is connected with an adjustment foot, the collection box is located inside the welding frame, the front of the welding frame is connected with a positioning block, the right side of the upper end of the welding frame is connected with a connecting plate, a pneumatic triplet is installed on the connecting plate, the front of the upper end of the welding frame is connected with an air circuit board, and a valve island is arranged on the air circuit board;

[0006] A workpiece positioning mechanism is installed on the funnel, and a cleaning unit is installed on the panel;

[0007] One end of the air pipe is connected to the pneumatic triplet, and the other end is connected to the valve island.

[0008] Further, the workpiece positioning mechanism comprises a first bottom plate, a connecting flange is mounted on the first bottom plate, and a sensor bracket, a supporting block, a positioning pin and a proximity switch are mounted on the connecting flange;

[0009] The positioning pin is placed parallel to the proximity switch on both sides of the top of the connecting flange;

[0010] The sensor bracket is located between the support block and the positioning pin and in the middle of the top of the connecting flange, and the proximity switch is located below the sensor bracket and connected to the valve island through a cable;

[0011] The first bottom plate is installed on the panel.

[0012] Further, the cleaning unit includes a second base plate, on which a cylinder mounting bracket, a linear guide rail and a drag chain are mounted;

[0013] The cylinder mounting bracket is provided with a cylinder, a magnetic switch is provided on the cylinder, a slider is provided on the linear guide rail, a connecting block is provided on the slider, and the drag chain is connected to the slider via the connecting block;

[0014] The slider is connected to a connecting bracket, the front end of the connecting bracket is connected to a wind knife mounting frame, and the wind knife mounting frame is provided with a plurality of wind knives;

[0015] The air knife is connected to the valve island via another air pipe.

[0016] Furthermore, the number of the positioning pins is two, and the number of the supporting blocks is two;

[0017] The two positioning pins are installed on the left side of the top of the connecting flange, and the two supporting blocks are installed on the right side of the top of the connecting flange.

[0018] Furthermore, the valve island is provided with a plurality of pneumatic valves.

[0019] Furthermore, wheels are provided at the bottom of the collecting box.

[0020] Compared with the prior art, the utility model has the following advantages:

[0021] The device for automatically cleaning the debris on the surface of a workpiece by using compressed air is provided with a basic frame and cooperates with a workpiece positioning mechanism and a cleaning unit to quickly clean the parts to be inspected and meet the inspection requirements and occupy a small area, thereby avoiding the phenomenon that the product inspection fails due to debris during the online inspection of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0023] Figure 1This is an overall schematic diagram of a device for automatically cleaning debris on the surface of a workpiece using compressed air according to an embodiment of the utility model;

[0024] Figure 2 A schematic diagram of the basic framework of a device for automatically cleaning debris on the surface of a workpiece using compressed air according to an embodiment of the utility model;

[0025] Figure 3 A schematic diagram of another perspective of the basic frame of the device for automatically cleaning debris on the surface of a workpiece using compressed air according to an embodiment of the utility model;

[0026] Figure 4 A schematic diagram of a workpiece positioning mechanism of a device for automatically cleaning debris on the surface of a workpiece using compressed air according to an embodiment of the utility model;

[0027] Figure 5 A schematic diagram of a cleaning unit of a device for automatically cleaning debris on the surface of a workpiece using compressed air according to an embodiment of the utility model;

[0028] Description of reference numerals:

[0029] 1. Basic frame; 101. Welding frame; 102. Panel; 103. Protective cover; 104. Funnel; 105. Collecting box; 106. Adjusting foot; 107. Positioning block; 108. Connecting plate; 109. Pneumatic triplex; 110. Valve island; 111. Air circuit board; 2. Workpiece positioning mechanism; 201. First base plate; 202. Connecting flange; 203. Sensor bracket; 204. Support block; 205. Positioning pin; 206. Proximity switch; 3. Cleaning unit; 301. Second base plate; 302. Cylinder; 303. Cylinder mounting bracket; 304. Magnetic switch; 305. Linear guide; 306. Slider; 307. Connecting bracket; 308. Connecting block; 309. Drag chain; 310. Air knife mounting bracket; 311. Air knife. DETAILED DESCRIPTION

[0030] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0031] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "back" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0032] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0033] This embodiment relates to a device that uses compressed air to automatically clean debris on the surface of a workpiece. It can quickly clean the residual coolant and flocculent floating debris on the surface of the workpiece, and uses a solenoid valve, a cylinder, and a linear guide to drive an air knife to quickly clean the surface of the workpiece, thereby avoiding the phenomenon that the product fails to pass the inspection due to debris during the online inspection of the workpiece.

[0034] Based on the above design concept, an exemplary structure of the device for automatically cleaning debris on the surface of a workpiece using compressed air in this embodiment is as follows: Figure 1-5 As shown, it mainly consists of three parts: a basic frame 1, a workpiece positioning mechanism 2 and a cleaning unit 3.

[0035] Specifically, the basic frame 1 is composed of a welding frame 101, a panel 102, a shield 103, a funnel 104, a collection box 105, an adjustment foot 106, a positioning block 107, a connecting plate 108, a pneumatic triplet 109, a valve island 110 and a gas circuit board 111. The welding frame 101 is connected to the panel 102 by bolts, the bottom edge of the shield 103 is connected to the panel 102 by bolts, the four sides of the shield 103 are bent to increase the strength of the shield 103, the main function of the shield 103 is to prevent debris from splashing around, the funnel 104 is connected to the panel 102 by bolts, and the main function of the funnel 104 is to collect the debris dropped from the funnel 104.

[0036] The adjustment feet 106 are connected to the welding frame 101. The four adjustment feet 106 can adjust the height of the base frame 1 and the overall balance. The positioning block 107 is connected to the welding frame 101 by bolts to fix the equipment and prevent the equipment from moving. The connecting plate 108 is connected to the welding frame 101 and the pneumatic triplex 109 by bolts. The pneumatic triplex 109 provides stable, clean and lubricated compressed air for the pneumatic equipment. The air circuit board 111 is connected to the welding frame 101 and the valve island 110 by bolts. The valve island 110 integrates multiple pneumatic valves in a compact modular component.

[0037] The main function of the valve island 110 is to control and regulate the flow of compressed air to achieve the start, stop, direction control, speed regulation and other functions of the pneumatic system.

[0038] The workpiece positioning mechanism 2 is composed of a first base plate 201, a connecting flange 202, a sensor bracket 203, a support block 204, a positioning pin 205 and a proximity switch 206. The main function of the workpiece positioning mechanism 2 is to accurately locate the position of the workpiece and detect whether there is a workpiece in the equipment.

[0039] The cleaning unit 3 is composed of a second base plate 301, a cylinder 302, a cylinder mounting bracket 303, a magnetic switch 304, a linear guide 305, a slider 306, a connecting bracket 307, a connecting block 308, a drag chain 309, a wind knife mounting bracket 310 and a wind knife 311; the second base plate 301 is connected to the welding frame 101, the cylinder mounting bracket 303, the linear guide 305 and the drag chain 309 by bolts, the two cylinder mounting brackets 303 fix the cylinder 302 on the second base plate 301, and the magnetic switch 304 detects the extension and contraction state of the cylinder piston rod. The slider 306 is connected to the bracket 307 and the connecting block 308 by bolts, and reciprocates on the linear guide 305 as the piston rod of the cylinder 302 is extended and contracted. The wind knife mounting bracket 310 is connected to the wind knife 311 by bolts, and the wind knife mounting bracket 310 and the wind knife 311 reciprocate with the connecting bracket 307.

[0040] When the device for automatically cleaning the surface of a workpiece with compressed air described in this embodiment is used, the workpiece is placed on the support block 204 and the positioning pin 205, and the proximity switch 206 detects a signal. One path of compressed air is connected by an air pipe through the pneumatic triplet 109 to the wind knife 311 to generate strong wind force on the top and left and right directions of the workpiece, and another path of compressed air is connected by an air pipe through the pneumatic triplet 109 to the valve island 110, and then from the valve island 110 to the cylinder 302. The piston rod of the cylinder 302 is controlled to reciprocate by compressed air, and the piston rod drives the wind knife 311 to reciprocate through the connecting mechanism to remove the debris, dirt, oil stains, etc. on the surface of the workpiece. The pneumatic system includes an air pipe, one end of which is connected to the pneumatic triplet 109 and the other end is connected to the valve island 110, and another air pipe is connected to the valve island 110 at one end and the other end is connected to the wind knife 311.

[0041] The device for automatically cleaning the debris on the surface of the workpiece by compressed air in the above embodiment is well realized, by providing a basic frame 1 and cooperating with the workpiece positioning mechanism 2 and the cleaning unit 3 to facilitate rapid cleaning of the workpiece surface, thus avoiding the phenomenon that the workpiece fails to be inspected qualified due to debris during online inspection.

[0042] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for automatically cleaning debris from the surface of a workpiece using compressed air, comprising a basic frame (1) and a pneumatic system, wherein the basic frame (1) comprises a welding frame (101), a shield (103), a funnel (104) and a collection box (105), characterized in that: The left side of the welding frame (101) has no base frame, the upper end of the welding frame (101) is connected to a panel (102), the panel (102) is connected to the bottom of the protective cover (103), the funnel (104) is connected to the inner wall of the protective cover (103), the bottom of the welding frame (101) is connected to an adjustment foot (106), the collection box (105) is located inside the welding frame (101), the front of the welding frame (101) is connected to a positioning block (107), the upper right side of the welding frame (101) is connected to a connecting plate (108), a pneumatic triplet (109) is installed on the connecting plate (108), the upper front of the welding frame (101) is connected to a gas circuit board (111), and a valve island (110) is provided on the gas circuit board (111); A workpiece positioning mechanism (2) is installed on the funnel (104), and a cleaning unit (3) is installed on the panel (102); The pneumatic system comprises an air pipe, one end of which is connected to the pneumatic triplet (109), and the other end of which is connected to the valve island (110).

2. The device for automatically cleaning debris on the surface of a workpiece using compressed air according to claim 1, characterized in that: The workpiece positioning mechanism (2) comprises a first base plate (201), a connecting flange (202) is mounted on the first base plate (201), and a sensor bracket (203), a support block (204), a positioning pin (205) and a proximity switch (206) are mounted on the connecting flange (202); The positioning pin (205) and the proximity switch (206) are placed parallel to each other on both sides of the top of the connecting flange (202); The sensor bracket (203) is located between the support block (204) and the positioning pin (205) and in the middle of the top of the connecting flange (202); the proximity switch (206) is located below the sensor bracket (203) and is connected to the valve island (110) via a cable; The first bottom plate (201) is mounted on the panel (102).

3. The device for automatically cleaning debris on the surface of a workpiece using compressed air according to claim 1, characterized in that: The cleaning unit (3) comprises a second base plate (301), on which a cylinder mounting bracket (303), a linear guide rail (305) and a drag chain (309) are mounted; The cylinder mounting bracket (303) is mounted with a cylinder (302), the cylinder (302) is mounted with a magnetic switch (304), the linear guide rail (305) is mounted with a slider (306), the slider (306) is mounted with a connecting block (308), and the drag chain (309) and the slider (306) are connected via the connecting block (308); The sliding block (306) is connected to a connecting bracket (307), a front end of the connecting bracket (307) is connected to a wind knife mounting frame (310), and the wind knife mounting frame (310) is provided with a plurality of wind knives (311); The air knife (311) is connected to the valve island (110) via another air pipe.

4. The device for automatically cleaning debris on the surface of a workpiece using compressed air according to claim 2, characterized in that: The number of the positioning pins (205) is two, and the number of the supporting blocks (204) is two; The two positioning pins (205) are installed on the left side of the top of the connecting flange (202), and the two supporting blocks (204) are installed on the right side of the top of the connecting flange (202).

5. The device for automatically cleaning debris on the surface of a workpiece using compressed air according to claim 1, characterized in that: The valve island (110) is provided with a plurality of pneumatic valves.

6. The device for automatically cleaning debris on the surface of a workpiece using compressed air according to claim 1, characterized in that: The bottom of the collecting box (105) is provided with wheels.

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