Powder spraying equipment for electrostatic powder coating

Abstract

The utility model relates to the technical field of spraying equipment, in particular to powder spraying equipment for electrostatic powder coating. Comprising a base, a powder spraying box, a rack, a hydraulic cylinder, a box cover, a rotating motor, a rotating plate and a translation mechanism, the translation mechanism comprises two servo motors, two threaded rods and two threaded rod sleeves, a translation guide rail is arranged at the top end of the rack, the hydraulic cylinder is started, so that the box cover ascends, a hook is separated from the spraying box, the two servo motors are synchronously started, the threaded rods are driven to rotate, and the box cover is lifted; the threaded rod sleeve is connected with the sliding seat, so that the sliding seat is driven to slide on the translation guide rail, the mounting plate is driven to translate above the powder spraying box, the box cover is positioned in front of the top end of the powder spraying box, then the hydraulic cylinder is started to drive the box cover to descend, and the hook is positioned in front of the outside of the powder spraying box, so that an object on the hook is disassembled and assembled; by the adoption of the structure, when an object on the hook is disassembled and assembled, operation is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of spraying equipment, in particular to a powder spraying equipment used for electrostatic powder coating. Background Art

[0002] The existing powder spraying equipment is mainly composed of a powder tank, a pressure pump, a high-voltage electrostatic generator and an air gun. The object is hung on a hook and the air gun sprays powder onto the surface of the object. However, the existing powder spraying equipment cannot adjust the distance between the two hooks, hang and fix objects of different sizes, and cannot spray the objects quickly.

[0003] To solve the above problems, the existing open patent (CN213529191U) discloses a powder spraying device for electrostatic powder coating, including a powder spraying box, the outer box bottom of the powder spraying box is fixedly connected with a base, the upper end of the base is fixedly connected with a powder tank, the wall of the powder tank is connected with a feed pipe, the other end of the feed pipe is connected with a pressure pump, the pressure pump is installed on the base, the output end of the pressure pump is connected with a discharge pipe, the other end of the discharge pipe passes through the wall of the powder spraying box and extends into the powder spraying box, and is connected with an L-shaped injection pipe, the wall of the injection pipe is connected with a plurality of nozzles, a high-voltage electrostatic generator is installed on the discharge pipe, a U-shaped mounting frame is fixedly connected to the outer box wall of the powder spraying box, a hydraulic cylinder is symmetrically installed on the mounting frame, and the output end of the hydraulic cylinder is fixedly connected with a box cover. This technical solution can adjust the spacing between the two hooks, which is convenient for hanging and fixing objects of different sizes, and can quickly spray objects.

[0004] However, in actual use of the existing powder spraying equipment for electrostatic powder coating, when the box cover is driven away from the powder spraying box by the hydraulic cylinder, the objects need to be disassembled and assembled at the top of the powder spraying box, which is not convenient to operate. Utility Model Content

[0005] The utility model aims to provide a powder spraying device for electrostatic powder coating, aiming to solve the technical problem that in the actual use of the existing powder spraying device for electrostatic powder coating, when the box cover is driven away from the powder spraying box by the hydraulic cylinder, the objects need to be disassembled and assembled at the top of the powder spraying box, which makes the operation inconvenient.

[0006] To achieve the above-mentioned purpose, the utility model provides a powder spraying device for electrostatic powder coating, comprising a base, a powder spraying box, a frame, a hydraulic cylinder, a box cover, a rotating motor, a rotating plate and a translation mechanism, the powder spraying box is installed on the upper surface of the base, the frame is arranged at the top of the powder spraying box, the hydraulic cylinder is installed at the top of the frame, the box cover is arranged at the output end of the hydraulic cylinder, the rotating motor is arranged at the center of the box cover, the rotating plate is arranged at the output end of the rotating motor, two sliding blocks are slidingly arranged at the bottom of the rotating plate, each of the sliding blocks is provided with a hook, the interior of the rotating plate is provided with positive and negative threaded rods, both ends of the positive and negative threaded rods are provided with ball screw nut pairs, and each of the ball screw nut pairs is connected to one of the sliding blocks respectively;

[0007] The translation mechanism includes two servo motors, two threaded rods and two threaded rod sleeves. Translation guide rails are arranged on both sides of the bottom of the top of the frame. A sliding seat is slidably arranged on a side of each translation guide rail away from the top of the frame. A mounting plate is arranged between the two sliding seats. The hydraulic cylinder is arranged at the bottom of the mounting plate. The servo motor is arranged at one end inside each translation guide rail. The threaded rod is arranged at the output end of the servo motor, and the threaded rod is connected to the corresponding sliding seat.

[0008] Among them, each of the sliding seats includes a connecting plate and two sliding feet, and sliding grooves are arranged on both sides of each of the translation guide rails. The bottom of the connecting plate is detachably connected to the mounting plate, and the sliding feet are arranged on both sides of the connecting plate, and each of the sliding feet is slidably connected to the corresponding sliding groove.

[0009] Wherein, each of the connecting plates is provided with mounting grooves on both sides of a side away from the mounting plate, and a plurality of balls are provided inside the mounting grooves, and the balls are fitted with the end faces of the translation guide rails.

[0010] Wherein, a mounting wing plate is provided at one end of the bottom of each translation guide rail close to the top end of the rack, and the mounting wing plate is detachably connected to the top of the rack.

[0011] Among them, the powder spraying equipment for electrostatic powder coating also includes two auxiliary support members, and the auxiliary support member is provided at one end of each threaded rod away from the corresponding servo motor, one end of the auxiliary support member is detachably connected to the translation guide rail, and the other end of the auxiliary support member is arranged on the outside of the threaded rod.

[0012] Among them, each of the auxiliary support members includes a fixed block, a support rod and a support ring, and each of the threaded rods is provided with a connecting head at one end away from the corresponding servo motor, the fixed block is fixedly provided at one end of the support rod, and the support ring is fixedly provided at the other end of the support rod, and the support ring is arranged on the outside of the connecting head, and the fixed block is detachably connected to the inner wall of the translation guide rail.

[0013] The utility model discloses a powder spraying device for electrostatic powder coating, wherein the hydraulic cylinder is started to make the box cover rise, the hook is separated from the spray box, the two servo motors are started synchronously to drive the threaded rod to rotate, and since the threaded rod sleeve is connected to the sliding seat, the sliding seat is driven to slide on the translation guide rail, thereby driving the mounting plate to translate above the powder spray box, so that the box cover is located in front of the top end of the powder spray box, and then the hydraulic cylinder is started to drive the box cover to descend, and the hook is located in front of the outside of the powder spray box, thereby completing the disassembly and assembly of the object on the hook. With the above structure, the operation is more convenient when the object on the hook is disassembled and assembled. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a schematic structural diagram of a powder spraying device for electrostatic powder coating according to the first embodiment of the utility model.

[0016] Figure 2 It is a schematic diagram of the installation structure of the translation guide rail and the frame in the first embodiment of the utility model.

[0017] Figure 3 The utility model provides Figure 2 A magnified view of the local structure at A.

[0018] Figure 4 It is a schematic diagram of the internal structure of the rotating plate in the first embodiment of the utility model.

[0019] Figure 5 It is a structural schematic diagram of the sliding seat in the first embodiment of the utility model.

[0020] Figure 6 It is a schematic diagram of the installation structure of the translation guide rail and the frame in the second embodiment of the utility model.

[0021] 101-base, 102-powder spray box, 103-frame, 104-hydraulic cylinder, 105-box cover, 106-rotating motor, 107-rotating plate, 108-servo motor, 109-threaded rod, 110-threaded rod sleeve, 111-sliding block, 112-hook, 113-positive and negative threaded rod, 114-ball screw nut pair, 115-pressure pump, 116-powder tank, 117-injection pipe, 118-high-voltage electrostatic generator, 119-translational guide rail, 120-sliding seat, 121-mounting plate, 122-connecting plate, 123-sliding foot, 124-slide groove, 125-mounting groove, 126-ball, 127-mounting wing plate, 201-auxiliary support, 202-fixed block, 203-support rod, 204-support ring, 205-connector. DETAILED DESCRIPTION

[0022] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0023] First embodiment:

[0024] See also Figures 1 to 5 ,in Figure 1 is a schematic structural diagram of a powder spraying device for electrostatic powder coating according to a first embodiment, Figure 2 is a schematic diagram of the installation structure of the translation guide rail and the frame in the first embodiment, Figure 3 yes Figure 2 The enlarged view of the local structure at A. Figure 4 is a schematic diagram of the internal structure of the rotating plate in the first embodiment, Figure 5 It is a schematic structural diagram of the sliding seat in the first embodiment.

[0025] The utility model provides a powder spraying device for electrostatic powder coating: comprising a base 101, a powder spraying box 102, a frame 103, a hydraulic cylinder 104, a box cover 105, a rotating motor 106, a rotating plate 107 and a translation mechanism, wherein the translation mechanism comprises two servo motors 108, two threaded rods 109 and two threaded rod sleeves 110. The above-mentioned solution solves the problem that in the actual use process of the existing powder spraying device for electrostatic powder coating, when the box cover 105 is driven away from the powder spraying box 102 by the hydraulic cylinder 104, the object needs to be disassembled and assembled at the top of the powder spraying box 102, and the operation is not convenient. It can be understood that the above-mentioned solution can be used in the structure of the powder spraying device for electrostatic powder coating.

[0026] According to this specific embodiment, the powder spray box 102 is installed on the upper surface of the base 101, the frame 103 is arranged on the top of the powder spray box 102, the hydraulic cylinder 104 is installed on the top of the frame 103, the box cover 105 is arranged on the output end of the hydraulic cylinder 104, the rotating motor 106 is arranged at the center of the box cover 105, the rotating plate 107 is arranged on the output end of the rotating motor 106, two sliding blocks 111 are slidingly arranged at the bottom of the rotating plate 107, each of the sliding blocks 111 is arranged with a hook 112, and the interior of the rotating plate 107 is provided with positive and negative threaded rods 113, and both ends of the positive and negative threaded rods 113 are provided with ball bearings 126 screw nut pairs 114, each of the ball bearings 126 screw nut pairs 114 is respectively connected to one of the sliding blocks 111, and the positive and negative threaded rods 113 are rotated. The reverse threaded screw 113, through the two ball bearings 126 and the screw nut pair 114, drives the two sliding blocks 111 to move toward and away from each other at the bottom of the rotating plate 107, so that after the position of the hook 112 is adjusted to the appropriate position, the object is hung on the hook 112, the hydraulic cylinder 104 is started to drive the box cover 105 to descend, so that the object is placed in the powder spray box 102, and the pressure pump 115 on the base 101 is started to transport the powder in the powder tank 116 to the injection pipe 117 in the powder spray box 102, so that the object in the powder spray box 102 is sprayed, and during the spraying process, the rotating motor 106 is started to drive the rotating plate 107 to rotate, so that the spraying of the object is more uniform, and the pressure pump 115 and the high-voltage electrostatic generator 118 cooperate to complete the rapid spraying of the object.

[0027] Wherein, both sides of the bottom of the top of the frame 103 are provided with translation guide rails 119, and a sliding seat 120 is slidably provided on a side of each translation guide rail 119 away from the top of the frame 103, and a mounting plate 121 is provided between the two sliding seats 120, and the bottom of the mounting plate 121 is provided with the hydraulic cylinder 104, and one end of the interior of each translation guide rail 119 is provided with the servo motor 108, and the output end of the servo motor 108 is provided with the threaded rod 109, and the threaded rod 109 is connected to the corresponding sliding seat 120, and the hydraulic cylinder 104 is started to make the box cover 105 rise, and the hook 112 is separated from the spray box. The two servo motors 108 are started synchronously to drive the threaded rod 109 to rotate. Since the threaded rod sleeve 110 is connected to the sliding seat 120, the sliding seat 120 is driven to slide on the translation guide rail 119, and then the mounting plate 121 is driven to translate above the powder spray box 102, so that the box cover 105 is located in front of the top of the powder spray box 102, and then the hydraulic cylinder 104 is started to drive the box cover 105 to descend. At this time, the hook 112 is located in front of the outside of the powder spray box 102, thereby completing the disassembly and assembly of the objects on the hook 112. With the above structure, the operation is more convenient when disassembling and assembling the objects on the hook 112.

[0028] Secondly, each of the sliding seats 120 includes a connecting plate 122 and two sliding feet 123, and each of the two sides of the translation guide rail 119 is provided with a slide groove 124. The bottom of the connecting plate 122 is detachably connected to the mounting plate 121, and the sliding feet 123 are provided on both sides of the connecting plate 122. Each of the sliding feet 123 is slidably connected to the corresponding slide groove 124. Through the setting of the sliding feet 123 and the slide groove 124, the sliding seat 120 slides on the translation guide rail 119, and because the two sliding feet 123 are fixedly connected to the connecting plate 122, when preparing the sliding seat 120, an integrated molding technology is adopted, and the structure is more solid.

[0029] At the same time, each of the connecting plates 122 is provided with mounting grooves 125 on both sides of a side away from the mounting plate 121, and a plurality of balls 126 are provided inside the mounting grooves 125. The balls 126 are fitted with the end faces of the translation guide rails 119. Through the setting of the mounting grooves 125 and the balls 126, the sliding seat 120 can slide more smoothly when sliding on the translation guide rails 119.

[0030] In addition, a mounting wing plate 127 is provided at one end of the bottom of each translation guide rail 119 close to the top of the rack 103. The mounting wing plate 127 is detachably connected to the top of the rack 103, and the mounting wing plate 127 is fixed to the bottom of the rack 103 by screws, thereby completing the installation of the translation guide rail 119.

[0031] When using the powder spraying device for electrostatic powder coating of the present embodiment, the forward and reverse screw rods 113 are rotated, and the two sliding blocks 111 are driven to move toward and away from each other at the bottom of the rotating plate 107 through the two ball bearings 126 and the screw nut pairs 114. After the position of the hook 112 is adjusted to an appropriate position, the object is hung on the hook 112, and the hydraulic cylinder 104 is started to drive the box cover 105 to descend so that the object is placed in the powder spraying box 102. The pressure pump 115 on the base 101 is started to transport the powder in the powder tank 116 to the injection pipe 117 in the powder spraying box 102, so that the object in the powder spraying box 102 is sprayed. During the spraying process, the rotating motor 106 is started to drive the rotating plate 107 to rotate, so that the spraying of the object is more uniform, and the pressure pump 115 and the high-pressure static The electric generator 118 cooperates to complete the rapid spraying of the object, and starts the hydraulic cylinder 104 to make the box cover 105 rise, the hook 112 is separated from the spray box, and the two servo motors 108 are started synchronously to drive the threaded rod 109 to rotate. Since the threaded rod sleeve 110 is connected to the sliding seat 120, the sliding seat 120 is driven to slide on the translation guide rail 119, and then the mounting plate 121 is driven to translate above the powder spray box 102, so that the box cover 105 is located in front of the top of the powder spray box 102, and then the hydraulic cylinder 104 is started to drive the box cover 105 to descend. At this time, the hook 112 is located in front of the outside of the powder spray box 102, thereby completing the disassembly and assembly of the object on the hook 112. With the above structure, the operation is more convenient when disassembling and assembling the object on the hook 112.

[0032] Second embodiment:

[0033] Based on the first embodiment, please refer to Figure 6 , Figure 6 Schematic diagram of the installation structure of the translation guide rail and the frame in the second embodiment.

[0034] The utility model provides a powder spraying device for electrostatic powder coating, which also includes two auxiliary support members 201 , and each of the auxiliary support members 201 includes a fixing block 202 , a support rod 203 and a support ring 204 .

[0035] According to this specific embodiment, the auxiliary support member 201 is provided at one end of each threaded rod 109 away from the corresponding servo motor 108. One end of the auxiliary support member 201 is detachably connected to the translation guide rail 119, and the other end of the auxiliary support member 201 is provided on the outside of the threaded rod 109. Through the setting of the auxiliary support member 201, the threaded rod 109 is auxiliary supported, so that the structure of the threaded rod 109 is more stable when the threaded rod 109 rotates.

[0036] Among them, each of the threaded rods 109 is provided with a connecting head at one end away from the corresponding servo motor 108, the fixing block 202 is fixedly provided at one end of the support rod 203, and the support ring 204 is fixedly provided at the other end of the support rod 203. After the support ring 204 is set on the outside of the connecting head, the fixing block 202 is fixed to the inner wall of the translation guide rail 119 by screws, thereby completing the installation of the auxiliary support member 201.

[0037] When using a powder spraying device for electrostatic powder coating according to this embodiment, after the support ring 204 is set on the outside of the connecting head, the fixing block 202 is fixed to the inner wall of the translation guide rail 119 by screws, thereby completing the installation of the auxiliary support member 201. Through the setting of the auxiliary support member 201, the threaded rod 109 is auxiliary supported, so that the structure of the threaded rod 109 is more stable when it rotates.

[0038] What is disclosed above is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope covered by the utility model.

Claims

1. A powder spraying device for electrostatic powder coating, comprising a base, a powder spraying box, a frame, a hydraulic cylinder, a box cover, a rotating motor and a rotating plate, the powder spraying box is installed on the upper surface of the base, the frame is arranged on the top of the powder spraying box, the hydraulic cylinder is installed on the top of the frame, the box cover is arranged on the output end of the hydraulic cylinder, the rotating motor is arranged at the center of the box cover, the rotating plate is arranged on the output end of the rotating motor, two sliding blocks are slidingly arranged at the bottom of the rotating plate, each of the sliding blocks is provided with a hook, the interior of the rotating plate is provided with positive and negative threaded rods, both ends of the positive and negative threaded rods are provided with ball screw nut pairs, each of the ball screw nut pairs is connected to one of the sliding blocks respectively, characterized in that Also includes a translation mechanism; The translation mechanism includes two servo motors, two threaded rods and two threaded rod sleeves. Translation guide rails are arranged on both sides of the bottom of the top of the frame. A sliding seat is slidably arranged on a side of each translation guide rail away from the top of the frame. A mounting plate is arranged between the two sliding seats. The hydraulic cylinder is arranged at the bottom of the mounting plate. The servo motor is arranged at one end inside each translation guide rail. The threaded rod is arranged at the output end of the servo motor, and the threaded rod is connected to the corresponding sliding seat.

2. The powder spraying device for electrostatic powder coating according to claim 1, characterized in that: Each of the sliding seats includes a connecting plate and two sliding feet. Each of the translation guide rails is provided with sliding grooves on both sides. The bottom of the connecting plate is detachably connected to the mounting plate. The sliding feet are provided on both sides of the connecting plate, and each of the sliding feet is slidably connected to the corresponding sliding groove.

3. The powder spraying device for electrostatic powder coating according to claim 2, characterized in that: Both sides of one side of each connecting plate away from the mounting plate are provided with mounting grooves, and a plurality of balls are arranged inside the mounting grooves, and the balls are fitted with the end faces of the translation guide rails.

4. The powder spraying device for electrostatic powder coating according to claim 3, characterized in that: A mounting wing plate is provided at one end of the bottom of each translation guide rail close to the top end of the frame, and the mounting wing plate is detachably connected to the top of the frame.

5. The powder spraying device for electrostatic powder coating according to claim 1, characterized in that: The powder spraying equipment for electrostatic powder coating also includes two auxiliary support members, each of which is provided with the auxiliary support member at one end of the threaded rod away from the corresponding servo motor, one end of the auxiliary support member is detachably connected to the translation guide rail, and the other end of the auxiliary support member is provided outside the threaded rod.

6. The powder spraying device for electrostatic powder coating according to claim 5, characterized in that: Each of the auxiliary support members includes a fixed block, a support rod and a support ring. A connecting head is provided at one end of each threaded rod away from the corresponding servo motor. The fixed block is fixedly provided at one end of the support rod, and the support ring is fixedly provided at the other end of the support rod. The support ring is arranged on the outside of the connecting head, and the fixed block is detachably connected to the inner wall of the translation guide rail.

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