Spraying device for plastic part machining

Abstract

The utility model discloses a spraying device for plastic part machining. The spraying device comprises a supporting frame, a spraying device and a spraying device, the fixing mechanism is arranged on the supporting frame; the feeding mechanism can convey the workpieces to the fixing mechanism; a housing; the spraying chamber is arranged in the shell; the spraying mechanism is arranged on the shell; the feeding mechanism comprises a feeding frame, conveying shafts symmetrically arranged on the feeding frame, a conveying belt arranged on the conveying shafts in a sleeving mode, a driving piece for driving the conveying shafts to rotate, mounting frames symmetrically arranged on the shell, a plurality of conveying wheels rotationally arranged on the mounting frames, a baffle arranged on the supporting frame and a driving assembly for driving the conveying wheels to rotate.

Description

TECHNICAL FIELD

[0001] The utility model belongs to spraying equipment technical field, especially a kind of spraying device for plastic parts processing. BACKGROUND

[0002] Plastic cover plate and plastic shell of equipment need to use spraying equipment to paint on its surface in production process, such as patent No.

[0003] In the above patent, workpiece is conveyed to guide plate by conveying belt, under the action of gravity, workpiece will slide along guide plate to be fixed above suction cup, this conveying mode cannot guarantee that workpiece is neatly placed on support frame, influence subsequent workpiece to be sprayed. UTILITY MODEL CONTENTS

[0004] The summary portion of the present application is intended to introduce concepts in a simplified form, which will be described in detail in the following detailed description section. The summary portion of the present application is not intended to identify key or essential features of the claimed technical solutions, nor is it intended to limit the scope of the claimed technical solutions.

[0005] To solve the technical problems mentioned in the background section, some embodiments of the present application provide a spraying device for plastic parts processing, comprising:

[0006] support frame;

[0007] fixing mechanism, set on support frame;

[0008] feeding mechanism, workpiece can be conveyed to fixing mechanism;

[0009] housing;

[0010] spraying chamber, set in housing;

[0011] spraying mechanism, set on housing;

[0012] The feeding mechanism comprises a feeding frame, conveying shafts symmetrically arranged on the feeding frame, a conveying belt sleeved on the conveying shafts, a driving member for driving the conveying shafts to rotate, mounting frames symmetrically arranged on the shell, conveying wheels rotatably arranged on the mounting frames, a baffle arranged on the supporting frame, and a driving assembly for driving the conveying wheels to rotate.

[0013] Preferably, the feeding mechanism further comprises limiting plates symmetrically arranged above the conveying belt and guide plates arranged on the limiting plates, and the guide plates are arc-shaped.

[0014] Preferably, a plurality of rollers are arranged on the guide plates.

[0015] Preferably, guide rods and screws are arranged on the limiting plates, guide holes matched with the guide rods are arranged on the feeding frame, the feeding frame is provided with threaded holes matched with the screws, and one end of the screw is rotatably connected with the limiting plate.

[0016] Preferably, a plurality of anti-skid protrusions are uniformly arranged on the conveying wheels.

[0017] Preferably, the fixing mechanism comprises a supporting plate arranged on the supporting frame, a plurality of suction cups arranged on the supporting plate, a negative pressure device arranged on the supporting frame, a connecting pipe connecting the suction cups and the negative pressure device, a sliding rail arranged in the spraying chamber, and a first electric push rod for driving the supporting frame to move, and the supporting frame is provided with a sliding groove matched with the sliding rail.

[0018] Preferably, the spraying mechanism comprises a feeding pipe arranged on the spraying chamber, a spraying frame arranged in the spraying chamber, a spray head arranged on the spraying frame, and a shunt pipe connecting the feeding pipe and the spray head.

[0019] Preferably, the spraying mechanism further comprises a collecting groove arranged on the bottom of the spraying chamber, a collecting box arranged below the collecting groove, scrapers symmetrically arranged on the inner wall of the spraying chamber, and a control assembly for driving the scrapers to slide on the inner wall of the spraying chamber, and the spraying chamber is in a cylindrical shape.

[0020] Preferably, the control assembly comprises a material blocking plate arranged on the inner wall of the spraying chamber, a connecting rod arranged on the scraper, a connecting block arranged on the connecting rod, and a second electric push rod arranged on the connecting block, the material blocking plate is provided with a limiting sliding groove, the limiting sliding groove is passed through by the connecting rod and the connecting rod slides along the limiting sliding groove, one end of the second electric push rod is hinged to the end of the spraying chamber, and the other end is hinged to the connecting block.

[0021] Preferably, the driving assembly comprises a rotating shaft arranged on the conveying wheel, a transmission wheel arranged on the rotating shaft, a motor arranged on the feeding frame, a driving wheel arranged on the output shaft of the motor, and a connecting belt sleeved on the transmission wheel and the driving wheel.

[0022] The application provides a spraying device for plastic part processing, which can arrange workpieces in order. BRIEF DESCRIPTION OF DRAWINGS

[0023] The accompanying drawings, which form a part of this application, are included to provide a further understanding of the application and are incorporated in and constitute a part of this application. The illustrations, together with their description, serve to explain the application.

[0024] In addition, throughout the drawings, like reference numerals are used to designate like elements. It will be understood that the drawings are diagrammatic and elements and features are not necessarily to scale.

[0025] In the drawings:

[0026] Figure 1 A structure schematic view of the utility model.

[0027] Figure 2 An internal structure schematic view of the utility model.

[0028] Figure 3 A structure schematic view of another perspective of the utility model.

[0029] Figure 4 A partial structure schematic view of the utility model.

[0030] Reference signs: 1, support frame; 2, fixed mechanism; 3, feeding mechanism; 4, shell; 41, support foot; 5, spraying chamber; 6, spraying mechanism; 31, feeding frame; 32, conveying shaft; 33, conveying belt; 34, driving piece; 35, mounting frame; 36, conveying wheel; 361, anti-skid protrusion; 37, baffle; 38, limiting plate; 381, guide rod; 382, screw rod; 39, guide plate; 391, roller; 21, support plate; 22, suction cup; 23, negative pressure equipment; 24, connecting pipe; 25, slide rail; 26, first electric push rod; 61, feeding pipe; 62, spraying frame; 63, spray head; 64, shunt pipe; 65, material baffle; 651, limiting sliding groove; 66, connecting rod; 67, connecting block; 68, second electric push rod; 71 rotating shaft; 72, transmission wheel; 73, motor; 74, driving wheel; 75, connecting belt; 51 collecting groove; 69, collecting box; 60, scraper. DETAILED DESCRIPTION

[0031] Embodiments of the present disclosure will be described more fully hereinafter with reference to the accompanying drawings. While several embodiments of the disclosure are shown in the drawings, it is understood that the disclosure can be embodied in many forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and fully convey the scope of the disclosure to those skilled in the art. It should be understood that the drawings and the embodiments are not to scale and are merely intended to illustrate the disclosure.

[0032] In addition, it needs to be noted that only parts related to the present application are shown in the drawings for the convenience of description. The embodiments in the present disclosure and the features in the embodiments can be combined with each other without conflict.

[0033] It should be noted that the concepts of "first", "second", and the like mentioned in the present disclosure are only used to distinguish different devices, modules or units, and are not used to limit the order or interdependence of the functions performed by these devices, modules or units.

[0034] It should be noted that the modification of "one" or "multiple" mentioned in the present disclosure is illustrative and not restrictive, and those skilled in the art should understand that unless the context clearly indicates otherwise, it should be understood as "one or more".

[0035] The present disclosure will be described in detail below with reference to the drawings and in conjunction with embodiments.

[0036] As shown in Figures 1-4 A spraying device for processing plastic parts, comprising a support frame 1, a fixing mechanism 2, a feeding mechanism 3, a housing 4, a spraying chamber 5 and a spraying mechanism 6, the spraying chamber 5 is cylindrical; the housing 4 covers the outside of the spraying chamber 5, and the bottom is fixed with supporting feet 41; the feeding mechanism 3 is used to convey the workpiece to the fixing mechanism 2; the support frame 1 can fix the workpiece through the fixing mechanism 2 and drive the workpiece to move in the spraying chamber 5.

[0037] Specifically, the feeding mechanism 3 comprises a feeding frame 31, a conveying shaft 32, a conveying belt 33, a driving piece 34, a mounting frame 35, a conveying wheel 36, a baffle 37 and a driving assembly, the conveying shaft 32 is symmetrically arranged on the feeding frame 31, and the two ends are respectively rotatably connected to the feeding frame 31; the conveying belt 33 is sleeved on the conveying shaft 32; the driving piece 34 is selected from a conventional servo motor, and the output shaft is connected to the conveying shaft 32; the mounting frame 35 is symmetrically fixed on both sides of the housing 4; the conveying wheels 36 are uniformly rotatably connected to the mounting frame 35, the conveying wheels 36 are located on the same horizontal plane, and the highest point of the conveying wheels 36 and the top surface of the conveying belt are on the same horizontal plane; the baffle 37 is fixed on the support frame 1, so that when conveying the workpiece, the workpiece is placed on the conveying belt 33, the driving piece 34 is started to drive the conveying belt 33 to move, the workpiece is conveyed above the conveying wheel 36, the workpiece is moved above the support frame 1 through the rotating conveying wheel 36, and under the action of the baffle 37, the workpiece is neatly placed on the support frame 1, and then the workpiece is fixed on the support frame 1 through the fixing mechanism 2.

[0038] As a preferred scheme, the feeding mechanism 3 further comprises limiting plates 38 and a guide plate 39, the limiting plates 38 are symmetrically arranged above the conveying belt, and the distance between the two limiting plates 38 is the same as the width of the workpiece; the guide plate 39 is fixed on the end of the limiting plate 38, and the guide plate 39 is arc-shaped, so that the guide plate 39 adjusts the position of the workpiece during movement, and moves the workpiece to the middle of the conveying belt 33, facilitating subsequent neat arrangement of the workpiece on the fixing mechanism 2.

[0039] As a preferred scheme, the driving assembly comprises a rotating shaft, a transmission wheel 72, a motor 73, a driving wheel 74 and a connecting belt 75, one end of the rotating shaft is fixed on the conveying wheel 36, and the other end is rotatably connected to the mounting frame 35; the transmission wheel 72 is fixed on the rotating shaft; the motor 73 is fixed on the mounting frame 35; the driving wheel 74 is fixed on the output shaft of the motor 73; and the connecting belt 75 is sleeved on the driving wheel 74 and the transmission wheel 72.

[0040] Specifically, the fixing mechanism 2 comprises a support plate 21, suction cups 22, a negative pressure device 23, a connecting pipe 24, a sliding rail 25 and a first electric push rod 26, the support plate 21 is fixed on the support frame 1; the suction cups 22 are uniformly fixed on the support plate 21; the negative pressure device 23 is fixed on the support frame 1; one end of the connecting pipe 24 is connected to the negative pressure device 23, and the other end is connected to the suction cup 22; the sliding rail 25 is arranged in the spraying chamber 5 and is fixed on the end of the spraying chamber 5 through a support, the support frame 1 is provided with a sliding groove matched with the sliding rail 25; and the first electric push rod 26 is fixed on the support frame, and the output end thereof is connected to the support frame 1, so that the workpiece can be fixed on the suction cup 22 through air suction of the negative pressure device 23, and then the workpiece can be moved into the spraying chamber 5 for processing through the first electric push rod 26.

[0041] Specifically, the coating mechanism comprises a feeding pipe 61, a spraying frame 62, spray heads 63 and shunt pipes 64, the feeding pipe 61 is fixed on the spraying chamber 5 and extends into the spraying chamber 5 at one end; the spray heads 63 are uniformly fixed on the spraying frame 62; and the shunt pipes 64 are fixed on the feeding pipe 61 at one end and on the spray heads 63 at the other end, so that paint is delivered into the feeding pipe 61, and the paint enters the spray heads 63 through the shunt pipes 64 and is sprayed out.

[0042] As a preferred solution, the spraying mechanism 6 further comprises a collecting groove 51, a collecting box 69, a scraper 60 and a control assembly, the collecting groove is arranged on the bottom of the spraying chamber 5; the collecting box is fixed on the shell 4 and is located directly below the collecting groove, so that paint can be collected through the collecting groove; the scraper is symmetrically arranged in the spraying chamber 5 and is attached to the inner wall of the spraying chamber 5; the control assembly can drive the scraper to slide on the inner wall of the spraying chamber 5, thereby pushing the paint remaining on the inner wall of the spraying chamber 5 to the collecting groove; the control assembly comprises a blocking plate 65, a connecting rod 66, a connecting block 67 and a second electric push rod 68, the blocking plate 65 is symmetrically fixed on the inner wall of the spraying chamber 5, the blocking plate 65 is provided with a limiting sliding groove 651, the limiting sliding groove 651 is provided for the connecting rod 66 to pass through and slide along the limiting sliding groove 651; one end of the connecting rod 66 is fixed on the scraper, the other end passes through the limiting sliding groove 651; the connecting block 67 is rotationally connected to the end of the connecting rod 66; one end of the second electric push rod 68 is hingedly connected to the end of the spraying chamber 5, the other end is hingedly connected to the connecting block 67, so that the second electric push rod 68 can drive the scraper to reciprocate on the inner wall of the spraying chamber 5.

[0043] In other embodiments, a plurality of rollers 391 are arranged on the guide plate 39, and the rollers 391 are rotationally connected to the guide plate 39.

[0044] In other embodiments, the limiting plate 38 is provided with a guide rod 381 and a screw rod 382, one end of the guide rod 381 is fixed on the limiting plate 38, the other end passes through the feeding frame 31; the feeding frame 31 is provided with a guide hole matched with the guide rod 381, the feeding frame 31 is provided with a threaded hole matched with the screw rod 382, and one end of the screw rod 382 is rotationally connected to the limiting plate 38.

[0045] In other embodiments, a plurality of anti-skid protrusions 361 are uniformly arranged on the conveying wheel 36.

[0046] The above description is only some of the preferred embodiments of the present disclosure and the explanation of the technical principles applied. Those skilled in the art should understand that the scope of the application involved in the embodiments of the present disclosure is not limited to the technical solutions formed by the specific combinations of the above technical features, and should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the above inventive concept. For example, the above features and the technical features disclosed in the embodiments of the present disclosure (but not limited to) with similar functions are replaced with each other to form a technical solution.

Claims

1. A spraying device for processing plastic parts, comprising: a support frame; a fixing mechanism arranged on the support frame; a feeding mechanism capable of conveying workpieces to the fixing mechanism; a housing; a spraying chamber arranged in the housing; a spraying mechanism arranged on the housing; characterized in that the feeding mechanism comprises a feeding frame, conveying shafts symmetrically arranged on the feeding frame, a conveying belt sleeved on the conveying shafts, a driving member for driving the conveying shafts to rotate, mounting frames symmetrically arranged on the housing, conveying wheels rotatably arranged on the mounting frames, a baffle arranged on the support frame, and a driving assembly for driving the conveying wheels to rotate.

2. The spray painting device for processing plastic parts according to claim 1, characterized in that: The feeding mechanism further comprises limiting plates symmetrically arranged above the conveying belt and guide plates arranged on the limiting plates, wherein the guide plates are arc-shaped.

3. The spray painting device for processing plastic parts according to claim 2, characterized in that: A plurality of rollers are arranged on the guide plates.

4. The spray painting device for processing plastic parts according to claim 2, characterized in that: The limiting plates are provided with guide rods and screws, the feeding frame is provided with guide holes matched with the guide rods, the feeding frame is provided with threaded holes matched with the screws, and one end of the screw is rotatably connected with the limiting plate.

5. The spray painting device for processing plastic parts according to claim 1, characterized in that: A plurality of anti-skid protrusions are uniformly arranged on the conveying wheels.

6. The spray painting device for processing plastic parts according to claim 1, characterized in that: The fixing mechanism comprises a support plate arranged on the support frame, a plurality of suction cups arranged on the support plate, a negative pressure device arranged on the support frame, a connecting pipe connecting the suction cups and the negative pressure device, a sliding rail arranged in the spraying chamber, and a first electric push rod for driving the support frame to move, wherein the support frame is provided with a sliding groove matched with the sliding rail.

7. The spray painting device for plastic part processing according to claim 1, characterized in that: The spraying mechanism comprises a feeding pipe arranged on the spraying chamber, a spraying frame arranged in the spraying chamber, a spray head arranged on the spraying frame, and a shunt pipe connecting the feeding pipe and the spray head.

8. The spray painting device for processing plastic parts according to claim 7, characterized in that: The spraying mechanism further comprises a collection tank arranged on the bottom of the spraying chamber, a collection box arranged below the collection tank, scrapers symmetrically arranged on the inner wall of the spraying chamber, and a control assembly for driving the scrapers to slide on the inner wall of the spraying chamber, wherein the spraying chamber is cylindrical.

9. The spray painting device for processing plastic parts according to claim 8, characterized in that: The control assembly comprises a material blocking plate arranged on the inner wall of the spraying chamber, a connecting rod arranged on the scraper, a connecting block arranged on the connecting rod, and a second electric push rod arranged on the connecting block, wherein the material blocking plate is provided with a limiting sliding groove through which the connecting rod passes and slides along the limiting sliding groove, one end of the second electric push rod is hinged to the end of the spraying chamber, and the other end is hinged to the connecting block.

10. The spray painting device for processing plastic parts according to claim 1, characterized in that: The driving assembly comprises a rotating shaft arranged on the conveying wheel, a transmission wheel arranged on the rotating shaft, a motor arranged on the feeding frame, a driving wheel arranged on the output shaft of the motor, and a connecting belt sleeved on the transmission wheel and the driving wheel.

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